| 1 | 21st Century Software | | Reino Unido | |
| 2 | 221B Software Development | | Reino Unido | |
| 3 | 4-Sight Computing | | Reino Unido | |
| 4 | 48K | | Reino Unido | |
| 5 | 4Mation Educational Resources Ltd | | Reino Unido | |
| 6 | 50/50 Club Software | | Reino Unido | |
| 7 | 5D Software | | Reino Unido | |
| 8 | 5th Dimension | | Reino Unido | |
| 9 | 8th Day Software | | Reino Unido | |
| 10 | A&N Projects | | Reino Unido | |
| 11 | A-Soft | | Reino Unido | |
| 12 | A.D. Software | | Reino Unido | |
| 13 | A.J. Robinson Software | | Reino Unido | |
| 14 | A.P. Berry | | Reino Unido | |
| 15 | A.V.S. | | Reino Unido | |
| 16 | Aardvark Software | | Reino Unido | |
| 17 | Aardvark Software of Hartlepool | | Reino Unido | |
| 18 | Aasvoguelle Productions | | Reino Unido | |
| 19 | Abacus Programs | | Reino Unido | |
| 20 | Abacus Software | | Reino Unido | |
| 21 | Abacus Software | | Reino Unido | |
| 22 | Abbex Electronics Ltd | | Reino Unido | |
| 23 | Abbeydale Designers Ltd | | Reino Unido | |
| 24 | Abersoft | | Reino Unido | |
| 25 | Abrasco | | Reino Unido | |
| 26 | Accord Data International Ltd | | Reino Unido | |
| 27 | ACD Computer Services | | Reino Unido | |
| 28 | ACD Software | | Reino Unido | |
| 29 | ACE Services | | Reino Unido | |
| 30 | Ace Software | | Reino Unido | |
| 31 | ACME Software Ltd | | Reino Unido | |
| 32 | ACS Software | | Reino Unido | |
| 33 | Active Minds | | Reino Unido | |
| 34 | Activision Inc | | Reino Unido | |
| 35 | Adam Enterprises | | Reino Unido | |
| 36 | Adams Software | | Reino Unido | |
| 37 | Add-On Electronics Ltd | | Reino Unido | |
| 38 | Adsoft | | Reino Unido | |
| 39 | Advance Software Promotions Ltd | | Reino Unido | |
| 40 | Advanced Memory Systems Ltd | | Reino Unido | |
| 41 | Adventure International | | Reino Unido | |
| 42 | Adventure Software | | Reino Unido | |
| 43 | Adventurers Anonymous | | Reino Unido | |
| 44 | Adventuresoft UK Ltd | | Reino Unido | |
| 45 | AFI Software | | Reino Unido | |
| 46 | AFM | | Reino Unido | |
| 47 | AGF Hardware | | Reino Unido | |
| 48 | AH Software | | Reino Unido | |
| 49 | Airline Software | | Reino Unido | |
| 50 | Airsoft Software Development | | Reino Unido | |
| 51 | Akadimias Software | | Reino Unido | |
| 52 | Akaido Arcade Systems | | Reino Unido | |
| 53 | Akom Ltd | | Reino Unido | |
| 54 | Alan's Software | | Reino Unido | |
| 55 | Alchemist Research | | Reino Unido | |
| 56 | Alchemist Software | | Reino Unido | |
| 57 | Alchemy Software | | Reino Unido | |
| 58 | Alex Cornhill | | Reino Unido | |
| 59 | Alexander Computing Systems | | Reino Unido | |
| 60 | Alfo Software | | Reino Unido | |
| 61 | Algray Software | | Reino Unido | |
| 62 | Alien - The New Dimension | | Reino Unido | |
| 63 | Alisoft | | Reino Unido | |
| 64 | Allanson Computing | | Reino Unido | |
| 65 | Alpha Computer Products | | Reino Unido | |
| 66 | Alpha Software | | Reino Unido | |
| 67 | Alpha Systems | | Reino Unido | |
| 68 | AlphaPlus Educational Software | | Reino Unido | |
| 69 | Alphasoft | | Reino Unido | |
| 70 | Altair Software | | Reino Unido | |
| 71 | Alternative Software Ltd | | Reino Unido | |
| 72 | Alto-Tech Software | | Reino Unido | |
| 73 | AM Electronics | | Reino Unido | |
| 74 | Amazing Games | | Reino Unido | |
| 75 | Amazing Games | | Reino Unido | |
| 76 | Amazon Systems | | Reino Unido | |
| 77 | Amba Software | | Reino Unido | |
| 78 | AME Software | | Reino Unido | |
| 79 | Amfas Computer Software Ltd | | Reino Unido | |
| 80 | AMIS | | Reino Unido | |
| 81 | Amoeba Software | | Reino Unido | |
| 82 | Ampalsoft | | Reino Unido | |
| 83 | Amplicon Micro System Ltd | | Reino Unido | |
| 84 | Anco Software | | Reino Unido | |
| 85 | Anco Software Ltd | | Reino Unido | |
| 86 | Andic Software | | Reino Unido | |
| 87 | Andromeda Software | | Reino Unido | |
| 88 | Andromeda Software Ltd | | Reino Unido | |
| 89 | Anik Microsystems | | Reino Unido | |
| 90 | Anima Scientific Computing | | Reino Unido | |
| 91 | Annvic Racing Advisory Services Ltd | | Reino Unido | |
| 92 | Antisoft | | Reino Unido | |
| 93 | Anubis Software | | Reino Unido | |
| 94 | Anvil Computing | | Reino Unido | |
| 95 | APA | | Reino Unido | |
| 96 | Apocalypse Software | | Reino Unido | |
| 97 | Apogee Games | | Reino Unido | |
| 98 | Appleby Structured Systems | | Reino Unido | |
| 99 | Appledean Systems | | Reino Unido | |
| 100 | Applications Software Specialities | | Reino Unido | |
| 101 | Applied Systems Knowledge Ltd | | Reino Unido | |
| 102 | Aquarius Software | | Reino Unido | |
| 103 | Arc Developments | | Reino Unido | |
| 104 | Arcade Age | | Reino Unido | |
| 105 | Arcade Software | | Reino Unido | |
| 106 | Arcanum Software Developments | | Reino Unido | |
| 107 | Arena Software | | Reino Unido | |
| 108 | Argus Press PLC | | Reino Unido | |
| 109 | Ariolasoft UK Ltd | | Reino Unido | |
| 110 | Armadillo Soft | | Reino Unido | |
| 111 | ARP Software | | Reino Unido | |
| 112 | Arrow Books Ltd | | Reino Unido | |
| 113 | Arrowsoft | | Reino Unido | |
| 114 | Artic Computing Ltd | | Reino Unido | |
| 115 | Artronic Products Ltd | | Reino Unido | |
| 116 | Ashby Computers & Graphics Ltd | | Reino Unido | |
| 117 | Ashleysoft | | Reino Unido | |
| 118 | Ashminster Computing Ltd | | Reino Unido | |
| 119 | Asirus Software | | Reino Unido | |
| 120 | ASK Software | | Reino Unido | |
| 121 | Assassin Software | | Reino Unido | |
| 122 | Astonishing Animations | | Reino Unido | |
| 123 | Astra Software | | Reino Unido | |
| 124 | Astral Software | | Reino Unido | |
| 125 | Astral Software Ltd | | Reino Unido | |
| 126 | Astro Programmes | | Reino Unido | |
| 127 | Astro Software | | Reino Unido | |
| 128 | Astrobyte Computer Games | | Reino Unido | |
| 129 | Astrocalc | | Reino Unido | |
| 130 | Astros Productions | | Reino Unido | |
| 131 | Astrosoft Games | | Reino Unido | |
| 132 | Atari Inc | | Reino Unido | |
| 133 | Ate Bit | | Reino Unido | |
| 134 | Atlantis Software Ltd | | Reino Unido | |
| 135 | Atlas Adventure Software | | Reino Unido | |
| 136 | Audio Visual Magic | | Reino Unido | |
| 137 | Audio-Visual | | Reino Unido | |
| 138 | Audiogenic Software Ltd | | Reino Unido | |
| 139 | Automata UK Ltd | | Reino Unido | |
| 140 | Avalon Computing | | Reino Unido | |
| 141 | Avalon Software Ltd | | Reino Unido | |
| 142 | AVB Software | | Reino Unido | |
| 143 | AVC Software | | Reino Unido | |
| 144 | Aviation Computer Services | | Reino Unido | |
| 145 | Avonsoft | | Reino Unido | |
| 146 | AVP Computing | | Reino Unido | |
| 147 | AW Software | | Reino Unido | |
| 148 | AWA Software | | Reino Unido | |
| 149 | Axis Software | | Reino Unido | |
| 150 | Axxent Software | | Reino Unido | |
| 151 | Azed Software | | Reino Unido | |
| 152 | Aztec Software | | Reino Unido | |
| 153 | B.E. Software | | Reino Unido | |
| 154 | B.G. Services | | Reino Unido | |
| 155 | B.O.S. Software | | Reino Unido | |
| 156 | B.Sides Software | | Reino Unido | |
| 157 | Badge Electronics | | Reino Unido | |
| 158 | BAJ Services | | Reino Unido | |
| 159 | Balsoft Designs | | Reino Unido | |
| 160 | Bamby Software | | Reino Unido | |
| 161 | Bandit Video Games | | Reino Unido | |
| 162 | Barn Software | | Reino Unido | |
| 163 | Barry Jones | | Reino Unido | |
| 164 | Bartle Electronics | | Reino Unido | |
| 165 | Base Two Software | | Reino Unido | |
| 166 | Basic Software | | Reino Unido | |
| 167 | Basic Software Services | | Reino Unido | |
| 168 | Bass-On | | Reino Unido | |
| 169 | Bastec Software | | Reino Unido | |
| 170 | Bax Studio | | Reino Unido | |
| 171 | Beacon Software | | Reino Unido | |
| 172 | Beau-Jolly Ltd | | Reino Unido | |
| 173 | Bec Sports | | Reino Unido | |
| 174 | Beechnut | | Reino Unido | |
| 175 | Bel Tech | | Reino Unido | |
| 176 | Bellesoft | | Reino Unido | |
| 177 | Bellflower Software | | Reino Unido | |
| 178 | Benn Computer Consultants | | Reino Unido | |
| 179 | Bernard Babani Publishing Ltd | | Reino Unido | |
| 180 | Betasoft | | Reino Unido | |
| 181 | Betterbytes Software | | Reino Unido | |
| 182 | Bettertech | | Reino Unido | |
| 183 | Big Ben Software | | Reino Unido | |
| 184 | Bignose Software | | Reino Unido | |
| 185 | Bill & Marion Clews | | Reino Unido | |
| 186 | Bill Percy | | Reino Unido | |
| 187 | Binary Design Ltd | | Reino Unido | |
| 188 | Binary Dynamics | | Reino Unido | |
| 189 | Binary Innovations | | Reino Unido | |
| 190 | Binary Star Technology | | Reino Unido | |
| 191 | Binary Vision | | Reino Unido | |
| 192 | Birdbrain Software | | Reino Unido | |
| 193 | Birdseed Software | | Reino Unido | |
| 194 | Birdwing Software | | Reino Unido | |
| 195 | Bitchin' Software | | Reino Unido | |
| 196 | BitmapSoft | | Reino Unido | |
| 197 | Bizarre Computer Productions | | Reino Unido | |
| 198 | Bizarre Developments | | Reino Unido | |
| 199 | BJ Enterprises | | Reino Unido | |
| 200 | Black Cat Software | | Reino Unido | |
| 201 | Black Jet | | Reino Unido | |
| 202 | Black Knight Computers Ltd | | Reino Unido | |
| 203 | Black Mountain Software | | Reino Unido | |
| 204 | Black Run Software | | Reino Unido | |
| 205 | Blakelow Software | | Reino Unido | |
| 206 | Blandford Press Ltd | | Reino Unido | |
| 207 | Blindmouse Ltd | | Reino Unido | |
| 208 | Blitter Animations | | Reino Unido | |
| 209 | Block-Byte Computing | | Reino Unido | |
| 210 | Blue Text | | Reino Unido | |
| 211 | Blue Turtle | | Reino Unido | |
| 212 | Bob's Stuff | | Reino Unido | |
| 213 | Bobosoft | | Reino Unido | |
| 214 | Bodgesoft | | Reino Unido | |
| 215 | Bodkin Software | | Reino Unido | |
| 216 | Bond Systems | | Reino Unido | |
| 217 | Boniosoft | | Reino Unido | |
| 218 | Book Club Associates | | Reino Unido | |
| 219 | Boomer Software | | Reino Unido | |
| 220 | Boots | | Reino Unido | |
| 221 | Bosoft | | Reino Unido | |
| 222 | Bourne Educational Software Ltd | | Reino Unido | |
| 223 | Boxoft | | Reino Unido | |
| 224 | Bradway Software | | Reino Unido | |
| 225 | Brane Software | | Reino Unido | |
| 226 | Braveline Ltd | | Reino Unido | |
| 227 | Breadhill Software | | Reino Unido | |
| 228 | Bridge Software | | Reino Unido | |
| 229 | Bridgebrook Intek | | Reino Unido | |
| 230 | Brimardon Computer Racing Service | | Reino Unido | |
| 231 | Britannia Software Ltd | | Reino Unido | |
| 232 | British Micro | | Reino Unido | |
| 233 | British Sporting Services | | Reino Unido | |
| 234 | Broadcast Services | | Reino Unido | |
| 235 | Broadsoft | | Reino Unido | |
| 236 | Bruce Publishing | | Reino Unido | |
| 237 | Bubble Bus Software | | Reino Unido | |
| 238 | Bucsoft | | Reino Unido | |
| 239 | Buffer Micro Ltd | | Reino Unido | |
| 240 | Bugbear Games | | Reino Unido | |
| 241 | Bulldog Software [2] | | Reino Unido | |
| 242 | Bulldog Software [3] | | Reino Unido | |
| 243 | Buntasoft | | Reino Unido | |
| 244 | Bureau of Information Science | | Reino Unido | |
| 245 | Busy Bee Software | | Reino Unido | |
| 246 | Buttercraft Software | | Reino Unido | |
| 247 | Butterfly Software | | Reino Unido | |
| 248 | Buzzsoft | | Reino Unido | |
| 249 | Byron Software | | Reino Unido | |
| 250 | Byte Back | | Reino Unido | |
| 251 | Bytewell | | Reino Unido | |
| 252 | C&S | | Reino Unido | |
| 253 | C-Tech | | Reino Unido | |
| 254 | C.S.D. Co Ltd | | Reino Unido | |
| 255 | Cable Software | | Reino Unido | |
| 256 | Cactus | | Reino Unido | |
| 257 | Cadsoft | | Reino Unido | |
| 258 | Calpac Computer Software | | Reino Unido | |
| 259 | Cambic Software | | Reino Unido | |
| 260 | Cambridge Computing Research Ltd | | Reino Unido | |
| 261 | Cambridge Micro Software | | Reino Unido | |
| 262 | Cambridge Microcomputer Centre | | Reino Unido | |
| 263 | Cambridge Microelectronics | | Reino Unido | |
| 264 | Camden Council | | Reino Unido | |
| 265 | Camel Micros | | Reino Unido | |
| 266 | Camel Software | | Reino Unido | |
| 267 | Campbell Systems | | Reino Unido | |
| 268 | Canvas | | Reino Unido | |
| 269 | Cardex | | Reino Unido | |
| 270 | Caris Software | | Reino Unido | |
| 271 | Carnell Software Ltd | | Reino Unido | |
| 272 | Carol & Paul Bradbury | | Reino Unido | |
| 273 | Carrium Software | | Reino Unido | |
| 274 | Carter Follis Software Associates | | Reino Unido | |
| 275 | Casey Bee Games | | Reino Unido | |
| 276 | Castle Software | | Reino Unido | |
| 277 | Casventures Ltd | | Reino Unido | |
| 278 | Catalyst Coders | | Reino Unido | |
| 279 | Cathedral Software | | Reino Unido | |
| 280 | Cavern Software | | Reino Unido | |
| 281 | CCP Software | | Reino Unido | |
| 282 | CDT Productions | | Reino Unido | |
| 283 | Celerysoft | | Reino Unido | |
| 284 | Celina Ltd | | Reino Unido | |
| 285 | Celtic Revision Software | | Reino Unido | |
| 286 | Celtic Software | | Reino Unido | |
| 287 | Celyn Jones Software | | Reino Unido | |
| 288 | Centaurisoft | | Reino Unido | |
| 289 | Central Solutions | | Reino Unido | |
| 290 | CentreSoft | | Reino Unido | |
| 291 | Century City Software Ltd | | Reino Unido | |
| 292 | Ceran Software | | Reino Unido | |
| 293 | Chad Software | | Reino Unido | |
| 294 | Chalksoft Ltd | | Reino Unido | |
| 295 | Challenge Software | | Reino Unido | |
| 296 | Chameleon Computer Games | | Reino Unido | |
| 297 | Chameleon Computers Ltd | | Reino Unido | |
| 298 | Channel 4 Television | | Reino Unido | |
| 299 | Channel 8 Software | | Reino Unido | |
| 300 | Chapman and Beckingham Software | | Reino Unido | |
| 301 | Charles Letts & Co | | Reino Unido | |
| 302 | Charlton Tutorials | | Reino Unido | |
| 303 | Charly Records | | Reino Unido | |
| 304 | Cheep Games | | Reino Unido | |
| 305 | Cheese Freak Software | | Reino Unido | |
| 306 | Cheshire Micro Design | | Reino Unido | |
| 307 | Chewsoft | | Reino Unido | |
| 308 | Chibur | | Reino Unido | |
| 309 | Childsplay Software | | Reino Unido | |
| 310 | Choice Software Ltd | | Reino Unido | |
| 311 | Christopher James Software Ltd | | Reino Unido | |
| 312 | Chromasoft | | Reino Unido | |
| 313 | Church of Scotland Education Software | | Reino Unido | |
| 314 | Church of the Latter Day Speccy | | Reino Unido | |
| 315 | Citizen Software | | Reino Unido | |
| 316 | Clarity Software Ltd | | Reino Unido | |
| 317 | Class Games | | Reino Unido | |
| 318 | Classic Computing | | Reino Unido | |
| 319 | Classic Software | | Reino Unido | |
| 320 | Cleva Computerware | | Reino Unido | |
| 321 | Clever Music | | Reino Unido | |
| 322 | Clockwize | | Reino Unido | |
| 323 | Cloud 10 Software | | Reino Unido | |
| 324 | Cloud 9 Software | | Reino Unido | |
| 325 | Clover Services | | Reino Unido | |
| 326 | Club Software | | Reino Unido | |
| 327 | Clwyd Adventure Software | | Reino Unido | |
| 328 | Cobra Computer Software | | Reino Unido | |
| 329 | Collins Educational Ltd | | Reino Unido | |
| 330 | Colne Robotics Co Ltd | | Reino Unido | |
| 331 | Colonel Charisma Team | | Reino Unido | |
| 332 | Coma Software | | Reino Unido | |
| 333 | Comet Software | | Reino Unido | |
| 334 | Companion Software | | Reino Unido | |
| 335 | Compuden Software | | Reino Unido | |
| 336 | Compusound | | Reino Unido | |
| 337 | Computascope for Fun | | Reino Unido | |
| 338 | Computasolve | | Reino Unido | |
| 339 | Computer & Software Centre | | Reino Unido | |
| 340 | Computer Choice | | Reino Unido | |
| 341 | Computer Magic | | Reino Unido | |
| 342 | Computer Publications | | Reino Unido | |
| 343 | Computer Rating Methods | | Reino Unido | |
| 344 | Computer Records | | Reino Unido | |
| 345 | Computer Services | | Reino Unido | |
| 346 | Computer Wares | | Reino Unido | |
| 347 | Computer Wargame Corporation | | Reino Unido | |
| 348 | Computerhouse [UK] Ltd | | Reino Unido | |
| 349 | Computeristic | | Reino Unido | |
| 350 | Computerlock | | Reino Unido | |
| 351 | Computers for Education | | Reino Unido | |
| 352 | Computerworld | | Reino Unido | |
| 353 | ComTec | | Reino Unido | |
| 354 | Concept Animations | | Reino Unido | |
| 355 | Concept Software Ltd | | Reino Unido | |
| 356 | Consolidated Software Marketing Ltd | | Reino Unido | |
| 357 | Consult Software Ltd | | Reino Unido | |
| 358 | Consumers' Association | | Reino Unido | |
| 359 | Continental Software | | Reino Unido | |
| 360 | Contrast Software | | Reino Unido | |
| 361 | Convention | | Reino Unido | Yeovil |
| 362 | Coolguys Ltd | | Reino Unido | |
| 363 | CORE Design Ltd | | Reino Unido | |
| 364 | Cornhill Services | | Reino Unido | |
| 365 | Corwen Computer Systems | | Reino Unido | |
| 366 | Cosine Systems | | Reino Unido | |
| 367 | Cosmic Cockerel | | Reino Unido | |
| 368 | Cosmic Software | | Reino Unido | |
| 369 | Cottage Computing | | Reino Unido | |
| 370 | Court Software | | Reino Unido | |
| 371 | Cowl Systems | | Reino Unido | |
| 372 | CP Software | | Reino Unido | |
| 373 | CPL Computing | | Reino Unido | |
| 374 | Cracking Software | | Reino Unido | |
| 375 | Craig Communications Ltd | | Reino Unido | |
| 376 | Craigmount Computer Centre | | Reino Unido | |
| 377 | CRC Software | | Reino Unido | |
| 378 | Cream Computers | | Reino Unido | |
| 379 | Creative Edge | | Reino Unido | |
| 380 | Creative Juices | | Reino Unido | |
| 381 | Creative Materials Ltd | | Reino Unido | |
| 382 | Creative Micro Stimulation | | Reino Unido | |
| 383 | Creative Reality | | Reino Unido | |
| 384 | Creative Technology Group Ltd | | Reino Unido | |
| 385 | Creative.Radical.Alternative.Production Games | | Reino Unido | |
| 386 | Cronosoft | | Reino Unido | |
| 387 | Cropthorne Software | | Reino Unido | |
| 388 | Cross Software | | Reino Unido | |
| 389 | Crusader Computing | | Reino Unido | |
| 390 | CSL Microdata | | Reino Unido | |
| 391 | CSP Systems | | Reino Unido | |
| 392 | Currys | | Reino Unido | |
| 393 | Curtis Jacobs Software Design Ltd | | Reino Unido | |
| 394 | Custom Software | | Reino Unido | |
| 395 | CustomData Ltd | | Reino Unido | |
| 396 | Cybadyne | | Reino Unido | |
| 397 | Cybercon Enterprises | | Reino Unido | |
| 398 | Cybernetic Applications Ltd | | Reino Unido | |
| 399 | Cyclone | | Reino Unido | |
| 400 | Cygnus Software | | Reino Unido | |
| 401 | D&H Games | | Reino Unido | |
| 402 | D-B Software | | Reino Unido | |
| 403 | D.A.C.C. Ltd | | Reino Unido | |
| 404 | D.C. Software | | Reino Unido | |
| 405 | D.G.R. Computer Products | | Reino Unido | |
| 406 | D.N.D. Software | | Reino Unido | |
| 407 | D.S.M.C. | | Reino Unido | |
| 408 | D3M Software | | Reino Unido | |
| 409 | Dagenham Design Cell | | Reino Unido | |
| 410 | Daggersoft | | Reino Unido | |
| 411 | Dalali Software Ltd | | Reino Unido | |
| 412 | Danik Educational | | Reino Unido | |
| 413 | Dark Green Enterprises | | Reino Unido | |
| 414 | Data Computing Systems | | Reino Unido | |
| 415 | Database Systems | | Reino Unido | |
| 416 | Databyte | | Reino Unido | |
| 417 | Datalink Systems | | Reino Unido | |
| 418 | Datasoft | | Reino Unido | |
| 419 | Daton Software | | Reino Unido | |
| 420 | Davic Games | | Reino Unido | |
| 421 | David M. Haggarty | | Reino Unido | |
| 422 | David Martin Associates Ltd | | Reino Unido | |
| 423 | David Todd Software | | Reino Unido | |
| 424 | DAZ Computer Software | | Reino Unido | |
| 425 | De Barron Software Ltd | | Reino Unido | |
| 426 | Dead Donkey Designs | | Reino Unido | |
| 427 | Dealer Deals Ltd | | Reino Unido | |
| 428 | Dean Software | | Reino Unido | |
| 429 | Deanysoft | | Reino Unido | |
| 430 | Dee-Kay Systems | | Reino Unido | |
| 431 | Deep Thought Software | | Reino Unido | |
| 432 | Deep Thought Software | | Reino Unido | |
| 433 | Delbert the Hamster Software | | Reino Unido | |
| 434 | Delos Software | | Reino Unido | |
| 435 | Delta 3 Software | | Reino Unido | |
| 436 | Delta 4 Software | | Reino Unido | |
| 437 | Delta 7 Software | | Reino Unido | |
| 438 | Delta Research Ltd | | Reino Unido | |
| 439 | Delta Software | | Reino Unido | |
| 440 | Deltarho Software | | Reino Unido | |
| 441 | Deltasoft | | Reino Unido | |
| 442 | Deltoid Developments | | Reino Unido | |
| 443 | Dementia | | Reino Unido | |
| 444 | Dennis Publishing | | Reino Unido | |
| 445 | Dented Designs | | Reino Unido | |
| 446 | Dentron Computers | | Reino Unido | |
| 447 | Design Design Software | | Reino Unido | |
| 448 | Desire | | Reino Unido | |
| 449 | Destiny Software | | Reino Unido | |
| 450 | DEV Software | | Reino Unido | |
| 451 | Deva Educational Software | | Reino Unido | |
| 452 | Devonshire House | | Reino Unido | |
| 453 | DGF Software | | Reino Unido | |
| 454 | Dialog Software | | Reino Unido | |
| 455 | Diamond Games | | Reino Unido | |
| 456 | Digisoft | | Reino Unido | |
| 457 | Digital Fantasia | | Reino Unido | |
| 458 | Digital Image | | Reino Unido | |
| 459 | Digital Magic Software | | Reino Unido | |
| 460 | Digital Reality | | Reino Unido | |
| 461 | Digital Star | | Reino Unido | |
| 462 | DigiTape | | Reino Unido | |
| 463 | Digitronics | | Reino Unido | |
| 464 | Dimasoft | | Reino Unido | |
| 465 | Dimensions 41 | | Reino Unido | |
| 466 | Dinky Productions | | Reino Unido | |
| 467 | Dinosoft | | Reino Unido | |
| 468 | Dipak Software | | Reino Unido | |
| 469 | Discount Software | | Reino Unido | |
| 470 | Discus Software | | Reino Unido | |
| 471 | Divide by Zero | | Reino Unido | |
| 472 | Dixie Software | | Reino Unido | |
| 473 | DJH Software | | Reino Unido | |
| 474 | DJL Software Ltd | | Reino Unido | |
| 475 | DJP Software | | Reino Unido | |
| 476 | DK'Tronics Ltd | | Reino Unido | |
| 477 | DLT Games | | Reino Unido | |
| 478 | Docimodus | | Reino Unido | |
| 479 | Dollarsoft | | Reino Unido | |
| 480 | Domara Computer Consultants | | Reino Unido | |
| 481 | Dominic Wood | | Reino Unido | |
| 482 | Donisoft | | Reino Unido | |
| 483 | Dorcas Software | | Reino Unido | |
| 484 | Doreen Bardon | | Reino Unido | |
| 485 | Double H Software | | Reino Unido | |
| 486 | Double-Jay Software | | Reino Unido | |
| 487 | Double-Pig-Soft | | Reino Unido | |
| 488 | DPM Software | | Reino Unido | |
| 489 | Dr. Gonza Software | | Reino Unido | |
| 490 | Draysoft | | Reino Unido | |
| 491 | Dream Software Ltd | | Reino Unido | |
| 492 | Dream World Adventures | | Reino Unido | |
| 493 | DTS Software | | Reino Unido | |
| 494 | Dual Dimension Software | | Reino Unido | |
| 495 | Duncan Bowen School | | Reino Unido | |
| 496 | Duncan Games | | Reino Unido | |
| 497 | Dunitz Software | | Reino Unido | |
| 498 | Durome Software | | Reino Unido | |
| 499 | Dymond Software | | Reino Unido | |
| 500 | Dynamic Software | | Reino Unido | |
| 501 | Dynamite Designs | | Reino Unido | |
| 502 | E&MT Services | | Reino Unido | |
| 503 | Eaglesoft | | Reino Unido | |
| 504 | Earlgate Computers | | Reino Unido | |
| 505 | Early Learning Opportunities | | Reino Unido | |
| 506 | East Midlands Software | | Reino Unido | |
| 507 | Eastmead Computer Systems | | Reino Unido | |
| 508 | Eastway Systems | | Reino Unido | |
| 509 | Easyuse Software | | Reino Unido | |
| 510 | Ebury Software | | Reino Unido | |
| 511 | Echosoft | | Reino Unido | |
| 512 | Eclipse Software | | Reino Unido | |
| 513 | Ed.SOFT Educational Software | | Reino Unido | |
| 514 | EDOS | | Reino Unido | |
| 515 | Educat Software | | Reino Unido | |
| 516 | Educational Software | | Reino Unido | |
| 517 | Educational Software for Microcomputers | | Reino Unido | |
| 518 | EEC Ltd | | Reino Unido | |
| 519 | EI Systems | | Reino Unido | |
| 520 | Eidersoft | | Reino Unido | |
| 521 | Eidos PLC | | Reino Unido | |
| 522 | Eigen Software | | Reino Unido | |
| 523 | Einstein Software | | Reino Unido | |
| 524 | EJ Software | | Reino Unido | |
| 525 | Eldritch the Cat | | Reino Unido | |
| 526 | Electra Software | | Reino Unido | |
| 527 | Electric Abacus | | Reino Unido | |
| 528 | Electric Pencil Company | | Reino Unido | |
| 529 | Electric Software | | Reino Unido | |
| 530 | Electric Storm Productions | | Reino Unido | |
| 531 | Electro Music Research | | Reino Unido | |
| 532 | Electronic Pencil Company Ltd | | Reino Unido | |
| 533 | Electronic Zoo | | Reino Unido | |
| 534 | Elektra Personal Computer Software | | Reino Unido | |
| 535 | Elephant Software | | Reino Unido | |
| 536 | Elephant Software [2] | | Reino Unido | |
| 537 | Elite Systems Ltd | | Reino Unido | |
| 538 | Ellis Horwood Ltd | | Reino Unido | |
| 539 | Elm Computers | | Reino Unido | |
| 540 | Elsewhere Publishing | | Reino Unido | |
| 541 | Elven Adventurers | | Reino Unido | |
| 542 | EMAP Business & Computer Publications Ltd | | Reino Unido | |
| 543 | Emily Software | | Reino Unido | |
| 544 | Emsoft | | Reino Unido | |
| 545 | En Zed Soft | | Reino Unido | |
| 546 | Encief Routines | | Reino Unido | |
| 547 | Englefield Software | | Reino Unido | |
| 548 | English Software | | Reino Unido | |
| 549 | Enigma Incorporated Software | | Reino Unido | |
| 550 | Enigma Software Developments | | Reino Unido | |
| 551 | Enigma Variations Ltd | | Reino Unido | |
| 552 | Enterprise Software | | Reino Unido | |
| 553 | Entropy | | Reino Unido | |
| 554 | Epsilon Software | | Reino Unido | |
| 555 | ERC Computer Services | | Reino Unido | |
| 556 | Eric Bean Adventures | | Reino Unido | |
| 557 | Eric Deeson | | Reino Unido | |
| 558 | Erlanger Engineering | | Reino Unido | |
| 559 | ESDA Software | | Reino Unido | |
| 560 | Esem Software | | Reino Unido | |
| 561 | ESP | | Reino Unido | |
| 562 | ESP Software | | Reino Unido | |
| 563 | Essential Consultants Ltd | | Reino Unido | |
| 564 | Essex Logic Services | | Reino Unido | |
| 565 | Essex Software | | Reino Unido | |
| 566 | Esteem More Than Equal | | Reino Unido | |
| 567 | Estuary Software Products | | Reino Unido | |
| 568 | ET Computer Software | | Reino Unido | |
| 569 | ETST Software | | Reino Unido | |
| 570 | Euro-Byte Ltd | | Reino Unido | |
| 571 | Euroelectronics | | Reino Unido | |
| 572 | Eurogamer | | Reino Unido | |
| 573 | Eurogold | | Reino Unido | |
| 574 | Evesham Micro Centre | | Reino Unido | |
| 575 | Excalibur Software | | Reino Unido | |
| 576 | Excalibur Software | | Reino Unido | |
| 577 | Exclusive Software | | Reino Unido | |
| 578 | Expandor Systems | | Reino Unido | |
| 579 | Experimental Phase Software | | Reino Unido | |
| 580 | Express Marketing Ltd | | Reino Unido | |
| 581 | Express Programmes Company | | Reino Unido | |
| 582 | Express Software | | Reino Unido | |
| 583 | Express Software Ltd | | Reino Unido | |
| 584 | Extacy-3 | | Reino Unido | Bristol |
| 585 | F & F Software | | Reino Unido | |
| 586 | F.E. Electronics | | Reino Unido | |
| 587 | Fair Software | | Reino Unido | |
| 588 | Fairsoft | | Reino Unido | |
| 589 | Falcon Computing | | Reino Unido | |
| 590 | Fantasy Adventure Research | | Reino Unido | |
| 591 | Fantasy Software | | Reino Unido | |
| 592 | Fantasy Software | | Reino Unido | |
| 593 | Fashionsoft | | Reino Unido | |
| 594 | Fast-As-You-Like | | Reino Unido | |
| 595 | Fatcat Software | | Reino Unido | |
| 596 | Fearless Software | | Reino Unido | |
| 597 | Felix Software | | Reino Unido | |
| 598 | Fernleaf Educational Software | | Reino Unido | |
| 599 | Fiction Software | | Reino Unido | |
| 600 | Fidcal | | Reino Unido | |
| 601 | Fighting Fantasy | | Reino Unido | |
| 602 | Filsoft | | Reino Unido | |
| 603 | Finsbury Software | | Reino Unido | |
| 604 | Firecracker Software | | Reino Unido | |
| 605 | Fisher Software | | Reino Unido | |
| 606 | Fisher-Marriott Software | | Reino Unido | |
| 607 | Fisions PLC | | Reino Unido | |
| 608 | Flame Software | | Reino Unido | |
| 609 | Flamingo Systems | | Reino Unido | |
| 610 | Flare Technology Ltd | | Reino Unido | |
| 611 | Flashing Swords Adventures | | Reino Unido | |
| 612 | Flashsoft | | Reino Unido | |
| 613 | Flatduck Records | | Reino Unido | |
| 614 | Flet-Elec Computer Programs | | Reino Unido | |
| 615 | Flexibase Software | | Reino Unido | |
| 616 | Flowchart Ltd | | Reino Unido | |
| 617 | Focus Creative Enterprises Ltd | | Reino Unido | |
| 618 | Fogsoft | | Reino Unido | |
| 619 | Foilkade Ltd | | Reino Unido | |
| 620 | Fontana Publishing | | Reino Unido | |
| 621 | Football Enterprises | | Reino Unido | |
| 622 | Foraits Software | | Reino Unido | |
| 623 | Forest Software | | Reino Unido | |
| 624 | Forward Software | | Reino Unido | |
| 625 | Fossage Software | | Reino Unido | |
| 626 | Foundation Applied Computing | | Reino Unido | |
| 627 | Fountain Drinks | | Reino Unido | |
| 628 | Fountain PD | | Reino Unido | |
| 629 | Foursfield | | Reino Unido | |
| 630 | Fowler Software | | Reino Unido | |
| 631 | Franklin Software | | Reino Unido | |
| 632 | Freaky Fruitbat Software | | Reino Unido | |
| 633 | FRED Publishing | | Reino Unido | |
| 634 | Freddy A. Vachha | | Reino Unido | |
| 635 | Freddy Soft | | Reino Unido | |
| 636 | Fridaysoft | | Reino Unido | |
| 637 | Frogsoft | | Reino Unido | |
| 638 | Front Room Team | | Reino Unido | |
| 639 | Front Runner | | Reino Unido | |
| 640 | FSF Adventures | | Reino Unido | |
| 641 | Fulwood Software | | Reino Unido | |
| 642 | Fun Time Games | | Reino Unido | |
| 643 | Funasoft | | Reino Unido | |
| 644 | Funfair Software | | Reino Unido | |
| 645 | Fusion Retro Books | | Reino Unido | |
| 646 | Future Concepts | | Reino Unido | |
| 647 | Future Publishing | | Reino Unido | |
| 648 | Futuresoft | | Reino Unido | |
| 649 | G K Houghton Software | | Reino Unido | |
| 650 | G. Chapman Ltd | | Reino Unido | |
| 651 | G. Parkes | | Reino Unido | |
| 652 | G.I. Games | | Reino Unido | |
| 653 | G.W. Components UK Ltd | | Reino Unido | |
| 654 | G4HLX | | Reino Unido | |
| 655 | G4IDE Micro Systems | | Reino Unido | |
| 656 | G4RWT Amateur Radio Software | | Reino Unido | |
| 657 | Galaxy Software | | Reino Unido | |
| 658 | Gambrinus Software | | Reino Unido | |
| 659 | Games Computing | | Reino Unido | |
| 660 | Games Machine Ltd | | Reino Unido | |
| 661 | Games of Skill Ltd | | Reino Unido | |
| 662 | Games Workshop | | Reino Unido | |
| 663 | GamesMan Software | | Reino Unido | |
| 664 | Gamma Software | | Reino Unido | |
| 665 | Gang of Five | | Reino Unido | |
| 666 | Gannon Designs | | Reino Unido | |
| 667 | Gap Software | | Reino Unido | |
| 668 | Gardensoft | | Reino Unido | |
| 669 | Gargoyle Games | | Reino Unido | |
| 670 | Garland Computing | | Reino Unido | |
| 671 | Garland Software | | Reino Unido | |
| 672 | Garner Designs Software | | Reino Unido | |
| 673 | Gary Power | | Reino Unido | |
| 674 | GCE Tutoring | | Reino Unido | |
| 675 | GDP Software | | Reino Unido | |
| 676 | Gem Software | | Reino Unido | |
| 677 | Gemini Marketing Ltd | | Reino Unido | |
| 678 | Gemini Software | | Reino Unido | |
| 679 | Generation 4 | | Reino Unido | |
| 680 | Genesis Productions Ltd | | Reino Unido | |
| 681 | Genias | | Reino Unido | |
| 682 | Gensoft | | Reino Unido | |
| 683 | Geoffrey Hans Larsen | | Reino Unido | |
| 684 | Gerrard Gourley | | Reino Unido | |
| 685 | GF Software | | Reino Unido | |
| 686 | Giant Byte | | Reino Unido | |
| 687 | Giga Games | | Reino Unido | |
| 688 | Giga Soft | | Reino Unido | |
| 689 | Giltrole Ltd | | Reino Unido | |
| 690 | GJS Software | | Reino Unido | |
| 691 | GL Software | | Reino Unido | |
| 692 | Glendale Software | | Reino Unido | |
| 693 | Glennik Software | | Reino Unido | |
| 694 | Glensoft | | Reino Unido | |
| 695 | Glentop Publishers Ltd | | Reino Unido | |
| 696 | Global Games | | Reino Unido | |
| 697 | Global Games | | Reino Unido | |
| 698 | Global Software | | Reino Unido | |
| 699 | Gloster Software | | Reino Unido | |
| 700 | GM Software | | Reino Unido | |
| 701 | Go Faster Stripe | | Reino Unido | |
| 702 | Go-It-Alone Software | | Reino Unido | |
| 703 | Gogosoft | | Reino Unido | |
| 704 | Golden Cloud Ltd | | Reino Unido | |
| 705 | Goldstar | | Reino Unido | |
| 706 | Goliath Games | | Reino Unido | |
| 707 | Goltek Publications | | Reino Unido | |
| 708 | Gordon Cooper | | Reino Unido | |
| 709 | GP Software | | Reino Unido | |
| 710 | Graeme Coleman | | Reino Unido | |
| 711 | Grafix Wizards | | Reino Unido | |
| 712 | Granada Publishing | | Reino Unido | |
| 713 | Grand Slam | | Reino Unido | |
| 714 | Graphics Software | | Reino Unido | |
| 715 | Graphtext 128 | | Reino Unido | |
| 716 | Green Bank Software | | Reino Unido | |
| 717 | Green Fish Software Enterprise | | Reino Unido | |
| 718 | Grimoire Adventures | | Reino Unido | |
| 719 | Grok Developments Ltd | | Reino Unido | |
| 720 | GSN Educational Software | | Reino Unido | |
| 721 | GT Software | | Reino Unido | |
| 722 | GTI Software | | Reino Unido | |
| 723 | H & D Services | | Reino Unido | |
| 724 | H-2-O Ltd | | Reino Unido | |
| 725 | H.B. Software | | Reino Unido | |
| 726 | H.S. Software | | Reino Unido | |
| 727 | Hajasoft | | Reino Unido | |
| 728 | Hall Video Products | | Reino Unido | |
| 729 | Halsoft | | Reino Unido | |
| 730 | Hanna Software | | Reino Unido | |
| 731 | Harbour Soft | | Reino Unido | |
| 732 | HARD Software | | Reino Unido | |
| 733 | Hardcore-soft | | Reino Unido | |
| 734 | Haresoft Ltd | | Reino Unido | |
| 735 | Harlequin Software | | Reino Unido | |
| 736 | Harold Gale Associates Ltd | | Reino Unido | |
| 737 | Harris Software | | Reino Unido | |
| 738 | Hartland Software | | Reino Unido | |
| 739 | Hartsoft | | Reino Unido | |
| 740 | Harvey Lodder | | Reino Unido | |
| 741 | Havensoft | | Reino Unido | |
| 742 | Heath Computing | | Reino Unido | |
| 743 | Heinemann | | Reino Unido | |
| 744 | Hektic Software | | Reino Unido | |
| 745 | Herron Software | | Reino Unido | |
| 746 | Hessel Software | | Reino Unido | |
| 747 | Hexadecimal Press | | Reino Unido | |
| 748 | HGF Software | | Reino Unido | |
| 749 | Hi-Tech Microsoft | | Reino Unido | |
| 750 | Hi-Tech Software | | Reino Unido | |
| 751 | Hi-Yin Music | | Reino Unido | |
| 752 | High Fashion | | Reino Unido | |
| 753 | High Voltage | | Reino Unido | |
| 754 | Highlight Software | | Reino Unido | |
| 755 | Hilderbay Ltd | | Reino Unido | |
| 756 | Hill MacGibbon | | Reino Unido | |
| 757 | Hillrise Software | | Reino Unido | |
| 758 | Hillview School | | Reino Unido | |
| 759 | Hilton Computer Services Ltd | | Reino Unido | |
| 760 | Hindleppe Software | | Reino Unido | |
| 761 | Hippo Enterprises | | Reino Unido | |
| 762 | Hippo Software | | Reino Unido | |
| 763 | Hitech Games Plus | | Reino Unido | |
| 764 | HL Software | | Reino Unido | |
| 765 | HO Programs | | Reino Unido | |
| 766 | Hobby Software | | Reino Unido | |
| 767 | Hodder & Stoughton Ltd | | Reino Unido | |
| 768 | Holburn Software | | Reino Unido | |
| 769 | Holiday Brothers Ltd | | Reino Unido | |
| 770 | Holly Products | | Reino Unido | |
| 771 | Holmes McDougall Ltd | | Reino Unido | |
| 772 | Home Micro Software | | Reino Unido | |
| 773 | Homesoft | | Reino Unido | |
| 774 | Homestudy Ltd | | Reino Unido | |
| 775 | Honeyfold Software Ltd | | Reino Unido | |
| 776 | HoopSnake Design | | Reino Unido | |
| 777 | Hornby Software | | Reino Unido | |
| 778 | Hot-Shot Entertainments Ltd | | Reino Unido | |
| 779 | Howard Marketing | | Reino Unido | |
| 780 | Howard Partnership | | Reino Unido | |
| 781 | Howard Software | | Reino Unido | |
| 782 | Human Waste Company | | Reino Unido | |
| 783 | Humphrey Software | | Reino Unido | |
| 784 | Hypa Hypa Designs | | Reino Unido | |
| 785 | Hyperion Software | | Reino Unido | |
| 786 | I.E.C. Software | | Reino Unido | |
| 787 | I.W.S. | | Reino Unido | |
| 788 | Ian Carroll | | Reino Unido | |
| 789 | IC Software | | Reino Unido | |
| 790 | Ice Cool Coders | | Reino Unido | |
| 791 | ICE Software | | Reino Unido | |
| 792 | ICL | | Reino Unido | |
| 793 | Icon Design Ltd | | Reino Unido | |
| 794 | Icon Designs | | Reino Unido | |
| 795 | Icon Software Ltd | | Reino Unido | |
| 796 | IDL | | Reino Unido | |
| 797 | IE Applications Ltd | | Reino Unido | |
| 798 | IG Programs | | Reino Unido | |
| 799 | Igneous 1 Software | | Reino Unido | |
| 800 | IJK Software Ltd | | Reino Unido | |
| 801 | Illusion Software Ltd | | Reino Unido | |
| 802 | Image Design | | Reino Unido | |
| 803 | Image Software Ltd | | Reino Unido | |
| 804 | Image Systems | | Reino Unido | |
| 805 | Images Software Ltd | | Reino Unido | |
| 806 | Imagesoft | | Reino Unido | |
| 807 | Impact Software | | Reino Unido | |
| 808 | Impact Software | | Reino Unido | |
| 809 | Impact Software | | Reino Unido | |
| 810 | Impact Software | | Reino Unido | |
| 811 | Imperial Software | | Reino Unido | |
| 812 | Impulse Software | | Reino Unido | |
| 813 | IMS Software | | Reino Unido | |
| 814 | Incantation | | Reino Unido | |
| 815 | Incognito Games | | Reino Unido | |
| 816 | Incognito Software | | Reino Unido | |
| 817 | Independent Software | | Reino Unido | |
| 818 | INDUG | | Reino Unido | |
| 819 | Infected Software | | Reino Unido | |
| 820 | Infernal Designs | | Reino Unido | |
| 821 | Infinite Imaginations | | Reino Unido | |
| 822 | Infinite Software | | Reino Unido | |
| 823 | Inform Software | | Reino Unido | |
| 824 | Innosoft | | Reino Unido | |
| 825 | Insight | | Reino Unido | |
| 826 | Insight Software | | Reino Unido | |
| 827 | Instant Products | | Reino Unido | |
| 828 | Integer Research | | Reino Unido | |
| 829 | Intelligent Design Ltd | | Reino Unido | |
| 830 | Intelligent Software Ltd | | Reino Unido | |
| 831 | Interactive Technology | | Reino Unido | |
| 832 | Interceptor Group | | Reino Unido | |
| 833 | Interface Publications Ltd | | Reino Unido | |
| 834 | Intergalactic Robots Ltd | | Reino Unido | |
| 835 | Intersoft Software | | Reino Unido | |
| 836 | Interstella Software | | Reino Unido | |
| 837 | Intraset Ltd | | Reino Unido | |
| 838 | Io Software | | Reino Unido | |
| 839 | Ionian Games | | Reino Unido | |
| 840 | IPC Magazines Ltd | | Reino Unido | |
| 841 | IQ Services | | Reino Unido | |
| 842 | ISC Ltd | | Reino Unido | |
| 843 | Isolated House | | Reino Unido | |
| 844 | Ivan Berg Software Ltd | | Reino Unido | |
| 845 | Ivysoft | | Reino Unido | |
| 846 | IZ Software | | Reino Unido | |
| 847 | J K Gosden Software | | Reino Unido | |
| 848 | J&L Randall Ltd | | Reino Unido | |
| 849 | J. Aron Software Ltd | | Reino Unido | |
| 850 | J. Timms | | Reino Unido | |
| 851 | J.C. Smith | | Reino Unido | |
| 852 | J.K. Greye Enterprises Ltd | | Reino Unido | |
| 853 | J.K. Greye Software Ltd | | Reino Unido | |
| 854 | J.W.V. Software | | Reino Unido | |
| 855 | JA Software | | Reino Unido | |
| 856 | Jabberwocky Software | | Reino Unido | |
| 857 | Jacqueline Wright | | Reino Unido | |
| 858 | Jade Software | | Reino Unido | |
| 859 | James Software Ltd | | Reino Unido | |
| 860 | Jape Software | | Reino Unido | |
| 861 | JAR Electronics | | Reino Unido | |
| 862 | Jason Board | | Reino Unido | |
| 863 | Javlin Software | | Reino Unido | |
| 864 | Jaxsoft Software | | Reino Unido | |
| 865 | Jaysoft | | Reino Unido | |
| 866 | JCS Software | | Reino Unido | |
| 867 | JCS ZX Software | | Reino Unido | |
| 868 | Jega Software | | Reino Unido | |
| 869 | Jemel Soft | | Reino Unido | |
| 870 | JEP Electronics Ltd | | Reino Unido | |
| 871 | Jer White | | Reino Unido | |
| 872 | Jester Interactive | | Reino Unido | |
| 873 | Jimjams Software | | Reino Unido | |
| 874 | Jive Software | | Reino Unido | |
| 875 | JN Software | | Reino Unido | |
| 876 | Jodan Software | | Reino Unido | |
| 877 | John Henry Enterprises | | Reino Unido | |
| 878 | John Lydon | | Reino Unido | |
| 879 | John Lyons Computer Software | | Reino Unido | |
| 880 | John Prince Software | | Reino Unido | |
| 881 | Jolyon Vincent Myers | | Reino Unido | |
| 882 | Jon R. Lemmon | | Reino Unido | |
| 883 | Jov & Zon Ltd | | Reino Unido | |
| 884 | Joyce Hakansson Associates Inc | | Reino Unido | |
| 885 | JPJ Software | | Reino Unido | |
| 886 | JRS Software Ltd | | Reino Unido | |
| 887 | JT Software | | Reino Unido | |
| 888 | Judesoft | | Reino Unido | |
| 889 | Jupiter Software | | Reino Unido | |
| 890 | K'Soft Ltd | | Reino Unido | |
| 891 | K-Soft | | Reino Unido | |
| 892 | K.M. Cooksey | | Reino Unido | |
| 893 | Kanebo Software | | Reino Unido | |
| 894 | Kaos | | Reino Unido | |
| 895 | Kate and Sam Programs | | Reino Unido | |
| 896 | Kayde Software Ltd | | Reino Unido | |
| 897 | KD Software | | Reino Unido | |
| 898 | Keebolg | | Reino Unido | |
| 899 | Keep Publishing Ltd | | Reino Unido | |
| 900 | Kelsoft | | Reino Unido | |
| 901 | Kemp Ltd | | Reino Unido | |
| 902 | Kempston Micro Electronics Ltd | | Reino Unido | |
| 903 | Kemsoft | | Reino Unido | |
| 904 | Ken Wright | | Reino Unido | |
| 905 | Kerian UK Ltd | | Reino Unido | |
| 906 | Key Software | | Reino Unido | |
| 907 | Key Software | | Reino Unido | |
| 908 | Keysoft | | Reino Unido | |
| 909 | Keyword Software | | Reino Unido | |
| 910 | KH Software | | Reino Unido | |
| 911 | Kiddisoft | | Reino Unido | |
| 912 | Kidsplay | | Reino Unido | |
| 913 | Kilsoft | | Reino Unido | |
| 914 | Kindersoft UK Ltd | | Reino Unido | |
| 915 | Kinetic Designs | | Reino Unido | |
| 916 | King Software | | Reino Unido | |
| 917 | KM Systems | | Reino Unido | |
| 918 | Knightsoft | | Reino Unido | |
| 919 | Kobrahsoft | | Reino Unido | |
| 920 | Kompsoft | | Reino Unido | |
| 921 | Konix Computer Products | | Reino Unido | |
| 922 | Konkrete Software | | Reino Unido | |
| 923 | Kosmos Software Ltd | | Reino Unido | |
| 924 | KPH Software | | Reino Unido | |
| 925 | Krausco Software | | Reino Unido | |
| 926 | Kricon Ltd | | Reino Unido | |
| 927 | Krisalis Software Ltd | | Reino Unido | |
| 928 | Kuma Computers Ltd | | Reino Unido | |
| 929 | KW Computing | | Reino Unido | |
| 930 | KW Software | | Reino Unido | |
| 931 | Kwerty Software | | Reino Unido | |
| 932 | L'Ensouleiado Software | | Reino Unido | |
| 933 | L.A. Software | | Reino Unido | |
| 934 | L.T. Software | | Reino Unido | |
| 935 | L.W. Tomlin | | Reino Unido | |
| 936 | Lambourne Games | | Reino Unido | |
| 937 | Lancashire Micros | | Reino Unido | |
| 938 | Lancing Technical Services Ltd | | Reino Unido | |
| 939 | Lasasoft Ltd | | Reino Unido | |
| 940 | Lasersoft | | Reino Unido | |
| 941 | Lasersound Ltd | | Reino Unido | |
| 942 | Last Chance Conversions | | Reino Unido | |
| 943 | Le Lu/Lu's | | Reino Unido | |
| 944 | Learning and Training Systems | | Reino Unido | |
| 945 | Ledgen Business Software | | Reino Unido | |
| 946 | Legend | | Reino Unido | |
| 947 | Leisure Electronic Designs Ltd | | Reino Unido | |
| 948 | Leroysoft | | Reino Unido | |
| 949 | Leslie Wilson | | Reino Unido | |
| 950 | Lez Peranto Ltd | | Reino Unido | |
| 951 | Life on Mars | | Reino Unido | |
| 952 | Lightning Software | | Reino Unido | |
| 953 | Limelight Software | | Reino Unido | |
| 954 | Linda Wright | | Reino Unido | |
| 955 | Link Enterprises | | Reino Unido | |
| 956 | Lion Software | | Reino Unido | |
| 957 | Little Shop of Pixels | | Reino Unido | |
| 958 | Little Softie Ltd | | Reino Unido | |
| 959 | LiveWire Software | | Reino Unido | |
| 960 | LJK Computing | | Reino Unido | |
| 961 | Llainlan Software | | Reino Unido | |
| 962 | Llamasoft | | Reino Unido | |
| 963 | Loach Software | | Reino Unido | |
| 964 | Lobos Software | | Reino Unido | |
| 965 | Locator | | Reino Unido | |
| 966 | LocoSoft | | Reino Unido | |
| 967 | LOG | | Reino Unido | |
| 968 | Logic 3 | | Reino Unido | |
| 969 | Logic Programming Associates Ltd | | Reino Unido | |
| 970 | Logic Sales | | Reino Unido | |
| 971 | Logic Systems | | Reino Unido | |
| 972 | Logic-Art-Ware | | Reino Unido | |
| 973 | London Circus Cats | | Reino Unido | |
| 974 | Loophole Software | | Reino Unido | |
| 975 | Lorenz Twins | | Reino Unido | |
| 976 | Lotus-Soft | | Reino Unido | |
| 977 | Lucky Red Fish | | Reino Unido | |
| 978 | Lunar Software | | Reino Unido | |
| 979 | Lunn Accounting Services | | Reino Unido | |
| 980 | Lutterworth Software | | Reino Unido | |
| 981 | Lyndenhurst Ltd | | Reino Unido | |
| 982 | Lynsoft | | Reino Unido | |
| 983 | Lynway Computing | | Reino Unido | |
| 984 | Lyversoft | | Reino Unido | |
| 985 | M&H Software | | Reino Unido | |
| 986 | M&J Regan Software | | Reino Unido | |
| 987 | M&J Software | | Reino Unido | |
| 988 | M.42 Software | | Reino Unido | |
| 989 | M.A. Bourne | | Reino Unido | |
| 990 | M.A. Lovell | | Reino Unido | |
| 991 | M.A. Lovell Software | | Reino Unido | |
| 992 | M.B. Software | | Reino Unido | |
| 993 | M.I. Turner and Son | | Reino Unido | |
| 994 | M.K. Circuits | | Reino Unido | |
| 995 | Macbride | | Reino Unido | |
| 996 | Macdonald & Co (Publishers) Ltd | | Reino Unido | |
| 997 | Machinecraft Ltd | | Reino Unido | |
| 998 | Macmillan Education Ltd | | Reino Unido | |
| 999 | Macronics Systems Ltd | | Reino Unido | |
| 1000 | Macsen Software | | Reino Unido | |
| 1001 | Macsoft | | Reino Unido | |
| 1002 | Maelstrom Games Ltd | | Reino Unido | |
| 1003 | Magenta Electronics Ltd | | Reino Unido | |
| 1004 | Magic Post Box | | Reino Unido | |
| 1005 | Magic Realm Games | | Reino Unido | |
| 1006 | Magic Software | | Reino Unido | |
| 1007 | Magicsoft | | Reino Unido | |
| 1008 | Magination Software | | Reino Unido | |
| 1009 | Magnetic Fields | | Reino Unido | |
| 1010 | Magnetic Scrolls Ltd | | Reino Unido | |
| 1011 | Magnificent 7 Software | | Reino Unido | |
| 1012 | Magnum Computing | | Reino Unido | |
| 1013 | Magnum Electronics | | Reino Unido | |
| 1014 | Major Developments | | Reino Unido | |
| 1015 | MAK Computer Graphics | | Reino Unido | |
| 1016 | Malan Associates | | Reino Unido | |
| 1017 | Maldon Archaeological Group | | Reino Unido | |
| 1018 | Malva Ltd | | Reino Unido | |
| 1019 | Mandarin Adventures | | Reino Unido | |
| 1020 | Manor Software | | Reino Unido | |
| 1021 | Mansfield Computers & Electronics | | Reino Unido | |
| 1022 | Mark Time Ltd | | Reino Unido | |
| 1023 | Marks & Spencer | | Reino Unido | |
| 1024 | Marksman Software | | Reino Unido | |
| 1025 | Marmalade Software | | Reino Unido | |
| 1026 | Marolli-Soft | | Reino Unido | |
| 1027 | Martin Dunitz Ltd | | Reino Unido | |
| 1028 | Martinsoft | | Reino Unido | |
| 1029 | Matand Software | | Reino Unido | |
| 1030 | Matrix Software | | Reino Unido | |
| 1031 | Maxwell Technology Ltd | | Reino Unido | |
| 1032 | Mayday Software | | Reino Unido | |
| 1033 | Mayfield Products | | Reino Unido | |
| 1034 | McGraw-Hill Book Company UK Ltd | | Reino Unido | |
| 1035 | McLoughlin & Co | | Reino Unido | |
| 1036 | MCN Software | | Reino Unido | |
| 1037 | McNeil Software | | Reino Unido | |
| 1038 | MCP Co | | Reino Unido | |
| 1039 | MDA Modon Associates Ltd | | Reino Unido | |
| 1040 | MDR | | Reino Unido | |
| 1041 | Meadowmarsh Software | | Reino Unido | |
| 1042 | Meastrosoft | | Reino Unido | |
| 1043 | Mediandroid | | Reino Unido | |
| 1044 | Medsoft | | Reino Unido | |
| 1045 | Mega-Soft | | Reino Unido | |
| 1046 | Megadodo Software | | Reino Unido | |
| 1047 | Megapoints Corner | | Reino Unido | |
| 1048 | Megasoft | | Reino Unido | |
| 1049 | Memoco Electron | | Reino Unido | |
| 1050 | Mental Images | | Reino Unido | |
| 1051 | Mentor Software | | Reino Unido | |
| 1052 | Meow Micros | | Reino Unido | |
| 1053 | Mercurian Pulp Products | | Reino Unido | |
| 1054 | Mercury Software | | Reino Unido | |
| 1055 | Merlin Software | | Reino Unido | |
| 1056 | Mesoft | | Reino Unido | |
| 1057 | MFM Data Services Ltd | | Reino Unido | |
| 1058 | MI-Soft | | Reino Unido | |
| 1059 | Michael Slatford Software | | Reino Unido | |
| 1060 | Micro Accessories | | Reino Unido | |
| 1061 | Micro Gold | | Reino Unido | |
| 1062 | Micro Investor Software | | Reino Unido | |
| 1063 | Micro Kid | | Reino Unido | |
| 1064 | Micro Master | | Reino Unido | |
| 1065 | Micro Power Ltd | | Reino Unido | |
| 1066 | Micro Press | | Reino Unido | |
| 1067 | Micro Zeighty | | Reino Unido | |
| 1068 | Micro-De-Bug Consultancy | | Reino Unido | |
| 1069 | Micro-Kraft | | Reino Unido | |
| 1070 | Micro-Mart Software | | Reino Unido | |
| 1071 | Microbyte | | Reino Unido | |
| 1072 | Microdeal | | Reino Unido | |
| 1073 | Microdot Software | | Reino Unido | |
| 1074 | Microfayre | | Reino Unido | |
| 1075 | Microgame Simulations | | Reino Unido | |
| 1076 | Microholics Anonymous | | Reino Unido | |
| 1077 | MiCROL | | Reino Unido | |
| 1078 | Micromania | | Reino Unido | |
| 1079 | Micromega | | Reino Unido | |
| 1080 | Micronet 800 Telesoftware | | Reino Unido | |
| 1081 | Microtax Ltd | | Reino Unido | |
| 1082 | Microtech Systems | | Reino Unido | |
| 1083 | Microtrust Software | | Reino Unido | |
| 1084 | Microworkshops Ltd | | Reino Unido | |
| 1085 | Midisoft | | Reino Unido | |
| 1086 | Midnight Brew | | Reino Unido | |
| 1087 | Mike Hampson | | Reino Unido | |
| 1088 | Mike Marchant Graphics | | Reino Unido | |
| 1089 | Mikro-Gen Ltd | | Reino Unido | |
| 1090 | Miles Gordon Technology | | Reino Unido | |
| 1091 | Millenium Software | | Reino Unido | |
| 1092 | Millside Software | | Reino Unido | |
| 1093 | Millsoft | | Reino Unido | |
| 1094 | Minatron Computing | | Reino Unido | |
| 1095 | Mind's Eye Software | | Reino Unido | |
| 1096 | Mindscape International Inc | | Reino Unido | |
| 1097 | Minicom Soft | | Reino Unido | |
| 1098 | Minimal Systems | | Reino Unido | |
| 1099 | Minimicro Software | | Reino Unido | |
| 1100 | Mira Software | | Reino Unido | |
| 1101 | Miracle Games | | Reino Unido | |
| 1102 | Miracle Technology UK Ltd | | Reino Unido | |
| 1103 | Mirage Software | | Reino Unido | |
| 1104 | Miratec Systems | | Reino Unido | |
| 1105 | Mirrorsoft Ltd | | Reino Unido | |
| 1106 | Misoft | | Reino Unido | |
| 1107 | Mission Software | | Reino Unido | |
| 1108 | Mistral Software | | Reino Unido | |
| 1109 | Mitchell Software Ltd | | Reino Unido | |
| 1110 | Mizar Computing | | Reino Unido | |
| 1111 | Mme Sosostris Astro Computing | | Reino Unido | |
| 1112 | MNEMOtech | | Reino Unido | |
| 1113 | MNL Software | | Reino Unido | |
| 1114 | Modular Resources Ltd | | Reino Unido | |
| 1115 | Mogul Communications Ltd | | Reino Unido | |
| 1116 | Mole Software | | Reino Unido | |
| 1117 | Monflair Ltd | | Reino Unido | |
| 1118 | Monster's Legs Productions | | Reino Unido | |
| 1119 | Monsterbytes | | Reino Unido | |
| 1120 | Monument Microgames | | Reino Unido | |
| 1121 | Moonchild Software | | Reino Unido | |
| 1122 | Moonstone | | Reino Unido | |
| 1123 | Moonstone Computing | | Reino Unido | |
| 1124 | Morgan Whale Associates | | Reino Unido | |
| 1125 | Morley Davies Associates | | Reino Unido | |
| 1126 | Morpheus Games | | Reino Unido | |
| 1127 | Morsoft | | Reino Unido | |
| 1128 | Mosaic Publishing Ltd | | Reino Unido | |
| 1129 | Motivation Software | | Reino Unido | |
| 1130 | MRP-SBS Software | | Reino Unido | |
| 1131 | Msoft | | Reino Unido | |
| 1132 | MST Consultants | | Reino Unido | |
| 1133 | Multi-Soft Games | | Reino Unido | |
| 1134 | Multi-Soft Games | | Reino Unido | |
| 1135 | Mungus Software | | Reino Unido | |
| 1136 | Munning Games | | Reino Unido | |
| 1137 | Mushroomsoft | | Reino Unido | |
| 1138 | MW Gamesworld | | Reino Unido | |
| 1139 | MW Software | | Reino Unido | |
| 1140 | Myrmidon Software | | Reino Unido | |
| 1141 | Mystery Software | | Reino Unido | |
| 1142 | Mystic Software | | Reino Unido | |
| 1143 | Mythos Games Ltd | | Reino Unido | |
| 1144 | Mythsoft | | Reino Unido | |
| 1145 | Nab Software | | Reino Unido | |
| 1146 | Naffsoft | | Reino Unido | |
| 1147 | Naigram Software | | Reino Unido | |
| 1148 | National Extension College Trust Ltd | | Reino Unido | |
| 1149 | National Software Library | | Reino Unido | |
| 1150 | Nationsoft | | Reino Unido | |
| 1151 | Natsoft Programs | | Reino Unido | |
| 1152 | NCH Software | | Reino Unido | |
| 1153 | NE-AD Software | | Reino Unido | |
| 1154 | Nebula Designs Software | | Reino Unido | |
| 1155 | Nemesis Productions | | Reino Unido | |
| 1156 | Nemesis Software | | Reino Unido | |
| 1157 | Neptune Computing | | Reino Unido | |
| 1158 | Ness Micro Systems | | Reino Unido | |
| 1159 | Network Adventure Games | | Reino Unido | |
| 1160 | Network Computer Systems Ltd | | Reino Unido | |
| 1161 | Nev Young | | Reino Unido | |
| 1162 | Nevis Records Ltd | | Reino Unido | |
| 1163 | New Breed Developments | | Reino Unido | |
| 1164 | New Concepts Ltd | | Reino Unido | |
| 1165 | New Concepts Software | | Reino Unido | |
| 1166 | New Dimension | | Reino Unido | |
| 1167 | New Hairs Software Ltd | | Reino Unido | |
| 1168 | Newdata Software | | Reino Unido | |
| 1169 | Newman College | | Reino Unido | |
| 1170 | Newsfield Publications Ltd | | Reino Unido | |
| 1171 | Newsoft Products | | Reino Unido | |
| 1172 | Newtech Publishing Ltd | | Reino Unido | |
| 1173 | Nexus Productions Ltd | | Reino Unido | |
| 1174 | Nibble & Byte Computer Services | | Reino Unido | |
| 1175 | Nigel Lea | | Reino Unido | |
| 1176 | Nightingale Software | | Reino Unido | |
| 1177 | Nimrod Software | | Reino Unido | |
| 1178 | Noble House Software | | Reino Unido | |
| 1179 | Nocturnal Software | | Reino Unido | |
| 1180 | Noesis Software | | Reino Unido | |
| 1181 | Nordic Keyboards UK | | Reino Unido | |
| 1182 | Norfolk Educational Psychologist | | Reino Unido | |
| 1183 | Norman Robinson | | Reino Unido | |
| 1184 | NorthSim Publications | | Reino Unido | |
| 1185 | Norvac Engineering | | Reino Unido | |
| 1186 | Nottinghamshire Constabulary | | Reino Unido | |
| 1187 | Nova Software | | Reino Unido | |
| 1188 | Nova Software | | Reino Unido | |
| 1189 | Novagen Software Ltd | | Reino Unido | |
| 1190 | Ntd Software | | Reino Unido | |
| 1191 | Number One Systems | | Reino Unido | |
| 1192 | Nursoft | | Reino Unido | |
| 1193 | Nutty Software | | Reino Unido | |
| 1194 | O.E. Ltd | | Reino Unido | |
| 1195 | O.I.C. Ltd | | Reino Unido | |
| 1196 | O.Sheen Software | | Reino Unido | |
| 1197 | Oasis Software | | Reino Unido | |
| 1198 | Octopus Software | | Reino Unido | |
| 1199 | Odin Computer Graphics Ltd | | Reino Unido | |
| 1200 | Odyssey Computing | | Reino Unido | |
| 1201 | Old English Software | | Reino Unido | |
| 1202 | Olympic Software | | Reino Unido | |
| 1203 | Omega Games | | Reino Unido | |
| 1204 | Omega Software | | Reino Unido | |
| 1205 | Omega-Soft | | Reino Unido | |
| 1206 | Omni Software | | Reino Unido | |
| 1207 | Omnisoft | | Reino Unido | |
| 1208 | ON6LJ Software | | Reino Unido | |
| 1209 | One Week Productions | | Reino Unido | |
| 1210 | Oni Records | | Reino Unido | |
| 1211 | Online PLC | | Reino Unido | |
| 1212 | Onspec Software | | Reino Unido | |
| 1213 | OpalSoft | | Reino Unido | |
| 1214 | Optical Illusions | | Reino Unido | |
| 1215 | Optimus Software | | Reino Unido | |
| 1216 | Options International | | Reino Unido | |
| 1217 | Orange Enterprizes | | Reino Unido | |
| 1218 | Orange Software | | Reino Unido | |
| 1219 | Orbis Publishing Ltd | | Reino Unido | |
| 1220 | Orbit Data | | Reino Unido | |
| 1221 | Orion Data Ltd | | Reino Unido | |
| 1222 | Orion Software | | Reino Unido | |
| 1223 | Orpheus Ltd | | Reino Unido | |
| 1224 | Orwin Software | | Reino Unido | |
| 1225 | Oscar Systems | | Reino Unido | |
| 1226 | OSSoft | | Reino Unido | |
| 1227 | Outlet | | Reino Unido | |
| 1228 | Oxbridge Technology Ltd | | Reino Unido | |
| 1229 | Oxford Computer Publications Ltd | | Reino Unido | |
| 1230 | Oxford Computer Systems | | Reino Unido | |
| 1231 | Oxford Software Group | | Reino Unido | |
| 1232 | Oxford Technologies | | Reino Unido | |
| 1233 | Oxygen Software | | Reino Unido | |
| 1234 | Oz Software | | Reino Unido | |
| 1235 | P&M Designs | | Reino Unido | |
| 1236 | P&M Software | | Reino Unido | |
| 1237 | P. Boulton Software | | Reino Unido | |
| 1238 | P.A.W. Software | | Reino Unido | |
| 1239 | P.B. Software | | Reino Unido | |
| 1240 | P.C.G. Computer Software | | Reino Unido | |
| 1241 | P.D. Visual Marketing | | Reino Unido | |
| 1242 | P.D.A. Systems | | Reino Unido | |
| 1243 | P.R. Software | | Reino Unido | |
| 1244 | Pace Software | | Reino Unido | |
| 1245 | Pacific Software | | Reino Unido | |
| 1246 | Paddy Coleman | | Reino Unido | |
| 1247 | Pagesoft | | Reino Unido | |
| 1248 | PAL Software | | Reino Unido | |
| 1249 | Palace Video Group | | Reino Unido | |
| 1250 | Palantir Programs | | Reino Unido | |
| 1251 | Panda Software | | Reino Unido | |
| 1252 | Pantheon Software | | Reino Unido | |
| 1253 | Papillon Software | | Reino Unido | |
| 1254 | Paradise Games | | Reino Unido | |
| 1255 | Paradise Software | | Reino Unido | |
| 1256 | Paradise Software | | Reino Unido | |
| 1257 | Paranoid Software | | Reino Unido | |
| 1258 | Parkgate Publishers | | Reino Unido | |
| 1259 | Partyline Ltd | | Reino Unido | |
| 1260 | PASE Group | | Reino Unido | |
| 1261 | Paul Coyle Software | | Reino Unido | |
| 1262 | PB Systems | | Reino Unido | |
| 1263 | PCG Software | | Reino Unido | |
| 1264 | PDQ Software | | Reino Unido | |
| 1265 | Peacock Software | | Reino Unido | |
| 1266 | Peak Mathematics | | Reino Unido | |
| 1267 | Peak Services | | Reino Unido | |
| 1268 | Peaksoft | | Reino Unido | |
| 1269 | Pearl Software | | Reino Unido | |
| 1270 | Pearsons Computing | | Reino Unido | |
| 1271 | PeaSea Software | | Reino Unido | |
| 1272 | Peekay Software | | Reino Unido | |
| 1273 | Peeny Pad Software PLC | | Reino Unido | |
| 1274 | Pegasus Software | | Reino Unido | |
| 1275 | Peker Computers Ltd | | Reino Unido | |
| 1276 | Penna Productions | | Reino Unido | |
| 1277 | Pennsoft | | Reino Unido | |
| 1278 | Pensoft | | Reino Unido | |
| 1279 | Pentagram Software | | Reino Unido | |
| 1280 | Perfection Software | | Reino Unido | |
| 1281 | Perrian Limited | | Reino Unido | |
| 1282 | Persona Software | | Reino Unido | |
| 1283 | Peter Lovett Ltd | | Reino Unido | |
| 1284 | Peters & Zabransky | | Reino Unido | |
| 1285 | Phil Hard Productions | | Reino Unido | |
| 1286 | Phipps Associates | | Reino Unido | |
| 1287 | Phoenix Publishing Associates | | Reino Unido | |
| 1288 | Phoenix Software Ltd | | Reino Unido | |
| 1289 | Phoenix Ware | | Reino Unido | |
| 1290 | Pi Software | | Reino Unido | |
| 1291 | Picosoft | | Reino Unido | |
| 1292 | Picturesque | | Reino Unido | |
| 1293 | Pikadee Software | | Reino Unido | |
| 1294 | Pinehurst Data Studios | | Reino Unido | |
| 1295 | Pinewood Programming | | Reino Unido | |
| 1296 | Pinksoft | | Reino Unido | |
| 1297 | Pirate Computing | | Reino Unido | |
| 1298 | Placet Software | | Reino Unido | |
| 1299 | Platinum Productions | | Reino Unido | |
| 1300 | Playability By Design | | Reino Unido | |
| 1301 | Playground Software | | Reino Unido | |
| 1302 | Plazastar Software | | Reino Unido | |
| 1303 | Plus-One Software | | Reino Unido | |
| 1304 | Polarsoft | | Reino Unido | |
| 1305 | Poppy Programs | | Reino Unido | |
| 1306 | Poppy Soft | | Reino Unido | |
| 1307 | Possum Records | | Reino Unido | |
| 1308 | Postern Ltd | | Reino Unido | |
| 1309 | Powerhouse Software | | Reino Unido | |
| 1310 | PowerSoftware | | Reino Unido | |
| 1311 | Powertran Cybernetics | | Reino Unido | |
| 1312 | PR Software | | Reino Unido | |
| 1313 | Practical Software | | Reino Unido | |
| 1314 | Precision Games | | Reino Unido | |
| 1315 | Precision Software Engineering | | Reino Unido | |
| 1316 | Premier Software | | Reino Unido | |
| 1317 | Prestel Tapezine | | Reino Unido | |
| 1318 | Pricing Building Works | | Reino Unido | |
| 1319 | Pride Utilities | | Reino Unido | |
| 1320 | Prime Software | | Reino Unido | |
| 1321 | PrImer Educational Software | | Reino Unido | |
| 1322 | Print'n'Plotter Productions | | Reino Unido | |
| 1323 | Print'n'Plotter Products Ltd | | Reino Unido | |
| 1324 | Prism Leisure Corporation PLC | | Reino Unido | |
| 1325 | Prisma Software | | Reino Unido | |
| 1326 | Probe Software Ltd | | Reino Unido | |
| 1327 | Procom Software | | Reino Unido | |
| 1328 | Productive Playtime | | Reino Unido | |
| 1329 | Professional Software | | Reino Unido | |
| 1330 | Program Direct | | Reino Unido | |
| 1331 | Program Factory | | Reino Unido | |
| 1332 | Program Power | | Reino Unido | |
| 1333 | Program Techniques | | Reino Unido | |
| 1334 | Progress Software | | Reino Unido | |
| 1335 | Prolog Home Software | | Reino Unido | |
| 1336 | Prospero Software | | Reino Unido | |
| 1337 | Protek Computing Ltd | | Reino Unido | |
| 1338 | Proteus Developments | | Reino Unido | |
| 1339 | Prune Software | | Reino Unido | |
| 1340 | Pryac Software | | Reino Unido | |
| 1341 | Psion PLC | | Reino Unido | |
| 1342 | Psy-Sci | | Reino Unido | |
| 1343 | Psychaedelic Hedgehog Software | | Reino Unido | |
| 1344 | Psychic Software | | Reino Unido | |
| 1345 | Psychosoft | | Reino Unido | |
| 1346 | Purple Unicorn Software | | Reino Unido | |
| 1347 | PW Marketing | | Reino Unido | |
| 1348 | Pyramid Software | | Reino Unido | |
| 1349 | QED Systems | | Reino Unido | |
| 1350 | Qualsoft | | Reino Unido | |
| 1351 | Qualtech Software | | Reino Unido | |
| 1352 | Quantum Productions | | Reino Unido | |
| 1353 | Quantum Soft | | Reino Unido | |
| 1354 | Quasar Software | | Reino Unido | |
| 1355 | Questsoft | | Reino Unido | |
| 1356 | Quickbeam Software | | Reino Unido | |
| 1357 | Quixel | | Reino Unido | |
| 1358 | R'n'H Microtec | | Reino Unido | |
| 1359 | R&B Marketing Ltd | | Reino Unido | |
| 1360 | R&R Software Ltd | | Reino Unido | |
| 1361 | R. Bingle | | Reino Unido | |
| 1362 | R.C. Laight | | Reino Unido | |
| 1363 | R.C.L. Software | | Reino Unido | |
| 1364 | R.D. Foord Software | | Reino Unido | |
| 1365 | R.E.D. Sunshine | | Reino Unido | |
| 1366 | R.L. Software | | Reino Unido | |
| 1367 | R.R. Software | | Reino Unido | |
| 1368 | Rabbit Software Ltd | | Reino Unido | |
| 1369 | RAD Systems | | Reino Unido | |
| 1370 | Radar Games | | Reino Unido | |
| 1371 | Radical Alternative Software | | Reino Unido | |
| 1372 | Radiohead | | Reino Unido | |
| 1373 | Rai Software | | Reino Unido | |
| 1374 | Rainbird | | Reino Unido | |
| 1375 | Rainbow Arts | | Reino Unido | |
| 1376 | Rainbow Research | | Reino Unido | |
| 1377 | Ram Electronics Ltd | | Reino Unido | |
| 1378 | Ram Scan Design | | Reino Unido | |
| 1379 | Ramp Software | | Reino Unido | |
| 1380 | Ramtop Software | | Reino Unido | |
| 1381 | Ramtrix Software | | Reino Unido | |
| 1382 | Random Access | | Reino Unido | |
| 1383 | Random Records | | Reino Unido | |
| 1384 | Rankshigh Ltd | | Reino Unido | |
| 1385 | Rarari Software | | Reino Unido | |
| 1386 | Rasputin PD Software | | Reino Unido | |
| 1387 | Raven Computer Services | | Reino Unido | |
| 1388 | RD Laboratories | | Reino Unido | |
| 1389 | RDS Software | | Reino Unido | |
| 1390 | Real Time Software | | Reino Unido | |
| 1391 | Realtime Games Software Ltd | | Reino Unido | |
| 1392 | Rebellion Developments Ltd | | Reino Unido | |
| 1393 | Red Rat Software | | Reino Unido | |
| 1394 | Red Shift Ltd | | Reino Unido | |
| 1395 | Red-Baron Software | | Reino Unido | |
| 1396 | Redwhite Software | | Reino Unido | |
| 1397 | Reelax Games | | Reino Unido | |
| 1398 | Reflective Designs | | Reino Unido | |
| 1399 | Reflex Arc | | Reino Unido | |
| 1400 | Reflex Software Developments | | Reino Unido | |
| 1401 | Reform Software | | Reino Unido | |
| 1402 | Relion Software | | Reino Unido | |
| 1403 | Remote Programming | | Reino Unido | |
| 1404 | Remsoft | | Reino Unido | |
| 1405 | Remsoft Arcade Designs Ltd | | Reino Unido | |
| 1406 | Replay Software | | Reino Unido | |
| 1407 | Reptile Industries Ltd | | Reino Unido | |
| 1408 | Res-Illusions | | Reino Unido | |
| 1409 | Retro Fusion | | Reino Unido | |
| 1410 | Retro Gamer | | Reino Unido | |
| 1411 | RFB Software | | Reino Unido | |
| 1412 | Richard Forsythe Ltd | | Reino Unido | |
| 1413 | Richard Shepherd Software Ltd | | Reino Unido | |
| 1414 | Richardson Institute | | Reino Unido | |
| 1415 | Rikta Software | | Reino Unido | |
| 1416 | River Software | | Reino Unido | |
| 1417 | RM Software | | Reino Unido | |
| 1418 | Roannae Software | | Reino Unido | |
| 1419 | Rob Moran | | Reino Unido | |
| 1420 | Robinsons Enterprises | | Reino Unido | |
| 1421 | Robtek | | Reino Unido | |
| 1422 | Rockford Products | | Reino Unido | |
| 1423 | Rockford Products | | Reino Unido | |
| 1424 | Rocky Crackingservice | | Reino Unido | |
| 1425 | Romantic Robot UK Ltd | | Reino Unido | |
| 1426 | Rombest | | Reino Unido | |
| 1427 | Rombo Productions | | Reino Unido | |
| 1428 | Romik Software | | Reino Unido | |
| 1429 | Rose Software | | Reino Unido | |
| 1430 | Rosetta Software | | Reino Unido | |
| 1431 | Rosetti Software | | Reino Unido | |
| 1432 | Rotronics | | Reino Unido | |
| 1433 | Roybot | | Reino Unido | |
| 1434 | Roygbiv Software | | Reino Unido | |
| 1435 | RPH Software | | Reino Unido | |
| 1436 | Runesoft | | Reino Unido | |
| 1437 | Runsoft | | Reino Unido | |
| 1438 | Russed Software | | Reino Unido | |
| 1439 | Russell Software | | Reino Unido | |
| 1440 | Rutlemore Games | | Reino Unido | |
| 1441 | S&B Software | | Reino Unido | |
| 1442 | S.D.J. | | Reino Unido | |
| 1443 | Sabresoft | | Reino Unido | |
| 1444 | Sacred Scroll Software | | Reino Unido | |
| 1445 | Saga Software | | Reino Unido | |
| 1446 | Saga Software House | | Reino Unido | |
| 1447 | Saga Systems Ltd | | Reino Unido | |
| 1448 | Sagesoft | | Reino Unido | |
| 1449 | Sagittarian Software Ltd | | Reino Unido | |
| 1450 | Salamander Software | | Reino Unido | |
| 1451 | Salmon Electronics Ltd | | Reino Unido | |
| 1452 | Samurai Software | | Reino Unido | |
| 1453 | Sapphire Software | | Reino Unido | |
| 1454 | Sar Investment Properties | | Reino Unido | |
| 1455 | SARUG Radio Amateur Group | | Reino Unido | |
| 1456 | Satyr Software | | Reino Unido | |
| 1457 | Saxon Computing | | Reino Unido | |
| 1458 | Scarab Systems | | Reino Unido | |
| 1459 | Sceiron | | Reino Unido | |
| 1460 | SciCAL Software Ltd | | Reino Unido | |
| 1461 | Scientific Software | | Reino Unido | |
| 1462 | Scimitar Software | | Reino Unido | |
| 1463 | Scisoft | | Reino Unido | |
| 1464 | Scorby Soft | | Reino Unido | |
| 1465 | Scorpio Gamesworld Ltd | | Reino Unido | |
| 1466 | Scorpion Software | | Reino Unido | |
| 1467 | Scotsoft | | Reino Unido | |
| 1468 | SCR Adventures | | Reino Unido | |
| 1469 | Screen Soft | | Reino Unido | |
| 1470 | Screengraphics | | Reino Unido | |
| 1471 | SD Micro Systems | | Reino Unido | |
| 1472 | SDL Adventures | | Reino Unido | |
| 1473 | Season Soft | | Reino Unido | |
| 1474 | See Bee Software | | Reino Unido | |
| 1475 | Sega | | Reino Unido | |
| 1476 | Selec Software | | Reino Unido | |
| 1477 | Sensoft | | Reino Unido | |
| 1478 | Sentient Software Ltd | | Reino Unido | |
| 1479 | Serin Software | | Reino Unido | |
| 1480 | Serious Applications Software | | Reino Unido | |
| 1481 | Serious Software | | Reino Unido | |
| 1482 | Seven Stars Publishing | | Reino Unido | |
| 1483 | Seymour Systems | | Reino Unido | |
| 1484 | Shadow Software | | Reino Unido | |
| 1485 | Sharma Software | | Reino Unido | |
| 1486 | Shaun Bebbington | | Reino Unido | |
| 1487 | Sheol Software | | Reino Unido | |
| 1488 | Sherston Software | | Reino Unido | |
| 1489 | Sherwood Software | | Reino Unido | |
| 1490 | Shirekilo Ltd | | Reino Unido | |
| 1491 | Shiva Publishing Ltd | | Reino Unido | |
| 1492 | Shodan Software | | Reino Unido | |
| 1493 | Shorten Suite Software | | Reino Unido | |
| 1494 | Shulwater Ltd | | Reino Unido | |
| 1495 | Sidewinder Micro-Systems | | Reino Unido | |
| 1496 | Siel UK Ltd | | Reino Unido | |
| 1497 | Sigma Soft | | Reino Unido | |
| 1498 | Sigma Technical Press | | Reino Unido | |
| 1499 | Sigmasoft | | Reino Unido | |
| 1500 | Silas Software | | Reino Unido | |
| 1501 | Silhouette Software | | Reino Unido | |
| 1502 | Silicon Kid | | Reino Unido | |
| 1503 | Silicon Software | | Reino Unido | |
| 1504 | Silver Fox Communications Ltd | | Reino Unido | |
| 1505 | Silverlind Ltd | | Reino Unido | |
| 1506 | Simba Software | | Reino Unido | |
| 1507 | Simmer Software | | Reino Unido | |
| 1508 | Simmons Electronics | | Reino Unido | |
| 1509 | Simon Allan Software | | Reino Unido | |
| 1510 | Simon Micro-Soft | | Reino Unido | |
| 1511 | Simon Software | | Reino Unido | |
| 1512 | Simply Software | | Reino Unido | |
| 1513 | Sinclair Research Ltd | | Reino Unido | |
| 1514 | Sinclair Research Ltd [PT] | | Reino Unido | |
| 1515 | Sinclair User | | Reino Unido | |
| 1516 | Sirius Software | | Reino Unido | |
| 1517 | Sitting Bull Software | | Reino Unido | |
| 1518 | SJS Software | | Reino Unido | |
| 1519 | skrumpy | | Reino Unido | |
| 1520 | SKS Software | | Reino Unido | |
| 1521 | Skyslip Software | | Reino Unido | |
| 1522 | Skysoft | | Reino Unido | |
| 1523 | Slogger Software | | Reino Unido | |
| 1524 | SLUG | | Reino Unido | |
| 1525 | Small School Software | | Reino Unido | |
| 1526 | Smart Egg Software | | Reino Unido | |
| 1527 | SMB Software | | Reino Unido | |
| 1528 | SMC Goldseal Software | | Reino Unido | |
| 1529 | Smiling Assassin | | Reino Unido | |
| 1530 | Sneesby Software | | Reino Unido | |
| 1531 | Soccer Enterprises | | Reino Unido | |
| 1532 | Sockmonsters Ltd | | Reino Unido | |
| 1533 | Socratic Software | | Reino Unido | |
| 1534 | Soft Centre | | Reino Unido | |
| 1535 | Soft Concern Ltd | | Reino Unido | |
| 1536 | Soft Corn | | Reino Unido | |
| 1537 | Soft Design | | Reino Unido | |
| 1538 | Soft Joe's Software | | Reino Unido | |
| 1539 | Soft Machine | | Reino Unido | |
| 1540 | Soft Option Ltd | | Reino Unido | |
| 1541 | Soft Sell Computer Software | | Reino Unido | |
| 1542 | Softeam | | Reino Unido | |
| 1543 | Softel | | Reino Unido | |
| 1544 | Softlee Systems | | Reino Unido | |
| 1545 | Softlink | | Reino Unido | |
| 1546 | Softricks | | Reino Unido | |
| 1547 | SoftShop International | | Reino Unido | |
| 1548 | Softstone Ltd | | Reino Unido | |
| 1549 | Softstorm Developments | | Reino Unido | |
| 1550 | Software Artists | | Reino Unido | |
| 1551 | Software Communications Ltd | | Reino Unido | |
| 1552 | Software Conversions Ltd | | Reino Unido | |
| 1553 | Software Cottage | | Reino Unido | |
| 1554 | Software Creations | | Reino Unido | Manchester |
| 1555 | Software Farm | | Reino Unido | |
| 1556 | Software for All | | Reino Unido | |
| 1557 | Software Foundation | | Reino Unido | |
| 1558 | Software Images | | Reino Unido | |
| 1559 | Software Liason | | Reino Unido | |
| 1560 | Software Projects Ltd | | Reino Unido | |
| 1561 | Software Publishing Associates | | Reino Unido | |
| 1562 | Software Solutions | | Reino Unido | |
| 1563 | Software Sorcery | | Reino Unido | |
| 1564 | Software Studios | | Reino Unido | |
| 1565 | Softwood Programs | | Reino Unido | |
| 1566 | Softwork | | Reino Unido | |
| 1567 | Softzone Ltd | | Reino Unido | |
| 1568 | Solar Publishing | | Reino Unido | |
| 1569 | Sole Solution Software | | Reino Unido | |
| 1570 | Solid Image Ltd | | Reino Unido | |
| 1571 | Solsoft | | Reino Unido | |
| 1572 | Solway Software | | Reino Unido | |
| 1573 | Sonic Projects | | Reino Unido | |
| 1574 | Sonic Soft | | Reino Unido | |
| 1575 | Sonic Software | | Reino Unido | |
| 1576 | Sospan Soft | | Reino Unido | |
| 1577 | Sound Images | | Reino Unido | |
| 1578 | Source Software Ltd | | Reino Unido | |
| 1579 | South Coast | | Reino Unido | |
| 1580 | Southern Educational Software | | Reino Unido | |
| 1581 | Southern Software | | Reino Unido | |
| 1582 | Southway Software | | Reino Unido | |
| 1583 | Sovereign Software | | Reino Unido | |
| 1584 | SP Enterprises | | Reino Unido | |
| 1585 | SP Software | | Reino Unido | |
| 1586 | Space Age Software | | Reino Unido | |
| 1587 | Spaceman Ltd | | Reino Unido | |
| 1588 | Spartan Software | | Reino Unido | |
| 1589 | Spartans Sports Association | | Reino Unido | |
| 1590 | Speccysoft | | Reino Unido | |
| 1591 | Specialist Programs | | Reino Unido | |
| 1592 | Specsoft | | Reino Unido | |
| 1593 | Spectra Soft | | Reino Unido | |
| 1594 | Spectrasoft | | Reino Unido | |
| 1595 | Spectraxx Tape Magazine | | Reino Unido | |
| 1596 | Spectresoft Ltd | | Reino Unido | |
| 1597 | Spectrum Adventure Exchange Club | | Reino Unido | |
| 1598 | Spectrum Club | | Reino Unido | |
| 1599 | Spectrum Discovery Club | | Reino Unido | |
| 1600 | Spectrum Electronics | | Reino Unido | |
| 1601 | Spectrum Holdings | | Reino Unido | |
| 1602 | Spectrum Microbase | | Reino Unido | |
| 1603 | Spectrum Pricing | | Reino Unido | |
| 1604 | Spectrum Software | | Reino Unido | |
| 1605 | Spectrum Unemployed Users Group | | Reino Unido | |
| 1606 | Spectrum User | | Reino Unido | |
| 1607 | Speculator Software | | Reino Unido | |
| 1608 | Speedwell Software | | Reino Unido | |
| 1609 | Spencer Software | | Reino Unido | |
| 1610 | Sphere Software | | Reino Unido | |
| 1611 | Spheresoft | | Reino Unido | |
| 1612 | Spi-Soft | | Reino Unido | |
| 1613 | Spider Games | | Reino Unido | |
| 1614 | Spidersoft | | Reino Unido | |
| 1615 | Spidersoft | | Reino Unido | |
| 1616 | Spidersoft | | Reino Unido | |
| 1617 | Spindrift Software | | Reino Unido | |
| 1618 | Spiral Software | | Reino Unido | |
| 1619 | Spirit Software | | Reino Unido | |
| 1620 | Spoof Software | | Reino Unido | |
| 1621 | Sport & Racing Software | | Reino Unido | |
| 1622 | Sportsoft | | Reino Unido | |
| 1623 | Sprytes Ltd | | Reino Unido | |
| 1624 | SPS Designs | | Reino Unido | |
| 1625 | Stack Computer Services Ltd | | Reino Unido | |
| 1626 | Star Dreams | | Reino Unido | |
| 1627 | Starbex Systems | | Reino Unido | |
| 1628 | Starcrash Software Systems | | Reino Unido | |
| 1629 | Stardust Software | | Reino Unido | |
| 1630 | Starlite Software | | Reino Unido | |
| 1631 | Stars Software | | Reino Unido | |
| 1632 | Starsoft | | Reino Unido | |
| 1633 | Starsoft Educational | | Reino Unido | |
| 1634 | StarterSoft | | Reino Unido | |
| 1635 | Starzone Software | | Reino Unido | |
| 1636 | State Soft Ltd | | Reino Unido | |
| 1637 | Status Software | | Reino Unido | |
| 1638 | STD Software | | Reino Unido | |
| 1639 | Steam Railway Simulations | | Reino Unido | |
| 1640 | Stell Software | | Reino Unido | |
| 1641 | Stellar Services | | Reino Unido | |
| 1642 | Stellar Software | | Reino Unido | |
| 1643 | Stephen Hartley Software | | Reino Unido | |
| 1644 | Sterling Endeavours | | Reino Unido | |
| 1645 | Steve Forde | | Reino Unido | |
| 1646 | Stocksoft | | Reino Unido | |
| 1647 | Stonechat Productions | | Reino Unido | |
| 1648 | Storm and Tempest | | Reino Unido | |
| 1649 | Storm Software | | Reino Unido | |
| 1650 | Stormbringer Software | | Reino Unido | |
| 1651 | Strange Software | | Reino Unido | |
| 1652 | Stratic Software | | Reino Unido | |
| 1653 | Style Soft | | Reino Unido | |
| 1654 | Subway Software | | Reino Unido | |
| 1655 | Sugar Loaf Software | | Reino Unido | |
| 1656 | Sulis Software Ltd | | Reino Unido | |
| 1657 | Summit Software | | Reino Unido | |
| 1658 | Sunshine Books Ltd | | Reino Unido | |
| 1659 | Supa Nova Ltd | | Reino Unido | |
| 1660 | Supavision LTD | | Reino Unido | |
| 1661 | Superior Software | | Reino Unido | |
| 1662 | Superscape Ltd | | Reino Unido | |
| 1663 | Supersoft | | Reino Unido | |
| 1664 | Supersonic Software Ltd | | Reino Unido | |
| 1665 | Sussex Software | | Reino Unido | |
| 1666 | Swannsoft | | Reino Unido | |
| 1667 | Swashbuckling Disappointment | | Reino Unido | |
| 1668 | Sword Software | | Reino Unido | |
| 1669 | Synacroop Software | | Reino Unido | |
| 1670 | Synergy | | Reino Unido | |
| 1671 | Syntax Software | | Reino Unido | |
| 1672 | Syrox | | Reino Unido | |
| 1673 | Syrtis Software | | Reino Unido | |
| 1674 | Sysoft | | Reino Unido | |
| 1675 | System 3 Software Ltd | | Reino Unido | |
| 1676 | System Applied Technology | | Reino Unido | |
| 1677 | System Software | | Reino Unido | |
| 1678 | System-Soft | | Reino Unido | |
| 1679 | T$ Ripoff Institute | | Reino Unido | |
| 1680 | T.S. Software | | Reino Unido | |
| 1681 | TAG Computer Games | | Reino Unido | |
| 1682 | Talent Computer Systems | | Reino Unido | |
| 1683 | Tamsoft | | Reino Unido | |
| 1684 | Tanglewood Software | | Reino Unido | |
| 1685 | Tardis Computing | | Reino Unido | |
| 1686 | Tartan Software | | Reino Unido | |
| 1687 | Taskmaster Software | | Reino Unido | |
| 1688 | Taskset Ltd | | Reino Unido | |
| 1689 | Tasteless Games | | Reino Unido | |
| 1690 | Taurus Computer Design | | Reino Unido | |
| 1691 | Taurus Software | | Reino Unido | |
| 1692 | Tawny Software | | Reino Unido | |
| 1693 | Taylorsoft | | Reino Unido | |
| 1694 | Teachers Pet Software | | Reino Unido | |
| 1695 | Technical Software | | Reino Unido | |
| 1696 | Technium 220 | | Reino Unido | Wokingham |
| 1697 | Technol Computing | | Reino Unido | |
| 1698 | Technology Research Ltd | | Reino Unido | |
| 1699 | Tecmedia | | Reino Unido | |
| 1700 | Tectonic Software | | Reino Unido | |
| 1701 | Tectrics | | Reino Unido | |
| 1702 | Telecomsoft | | Reino Unido | |
| 1703 | Temptation Software Ltd | | Reino Unido | |
| 1704 | Terminal Software | | Reino Unido | |
| 1705 | Texgate Computers Ltd | | Reino Unido | |
| 1706 | Thargon Computations | | Reino Unido | |
| 1707 | The Adventure Club | | Reino Unido | |
| 1708 | The Adventure Workshop | | Reino Unido | |
| 1709 | The Balrog | | Reino Unido | |
| 1710 | The Bog Brothers | | Reino Unido | |
| 1711 | The Boo Software | | Reino Unido | |
| 1712 | The Butronics Company | | Reino Unido | |
| 1713 | The Champ and Jason | | Reino Unido | |
| 1714 | The Chip Shop | | Reino Unido | |
| 1715 | The Code Monkeys | | Reino Unido | |
| 1716 | The Computer Partnership Ltd | | Reino Unido | |
| 1717 | The Design Studio | | Reino Unido | |
| 1718 | The Dreaming Djinn | | Reino Unido | |
| 1719 | The Edge | | Reino Unido | |
| 1720 | The Eighteam | | Reino Unido | |
| 1721 | The Essential Myth | | Reino Unido | |
| 1722 | The Final Solution | | Reino Unido | |
| 1723 | The Firm | | Reino Unido | |
| 1724 | The Future Was 8 Bit | | Reino Unido | |
| 1725 | The Guild | | Reino Unido | |
| 1726 | The Hicks Consortium | | Reino Unido | |
| 1727 | The Home Computer Club | | Reino Unido | |
| 1728 | The Knights | | Reino Unido | |
| 1729 | The Knuckle Girls | | Reino Unido | |
| 1730 | The Kremlin | | Reino Unido | |
| 1731 | The Methodist Church | | Reino Unido | |
| 1732 | The National Museum of Computing | | Reino Unido | |
| 1733 | The Northern Underground | | Reino Unido | |
| 1734 | The Oliver Twins | | Reino Unido | |
| 1735 | The Programming Partnership | | Reino Unido | |
| 1736 | The Radical Tubes | | Reino Unido | |
| 1737 | The RamJam Corporation | | Reino Unido | |
| 1738 | The Scripture Union | | Reino Unido | |
| 1739 | The Shaw Brothers | | Reino Unido | |
| 1740 | The Silent Corner | | Reino Unido | |
| 1741 | The Software Business | | Reino Unido | |
| 1742 | The Stock Exchange | | Reino Unido | |
| 1743 | The Sun Newspaper | | Reino Unido | |
| 1744 | The Tape Gallery | | Reino Unido | |
| 1745 | The Yolpa Brothers | | Reino Unido | Bristol |
| 1746 | The Zen Room | | Reino Unido | |
| 1747 | Thetford Crime Prevention Panel | | Reino Unido | |
| 1748 | Thies Language Software | | Reino Unido | |
| 1749 | Think Tank Educational Software | | Reino Unido | |
| 1750 | Thomas Nelson Ltd | | Reino Unido | |
| 1751 | Thor Computer Software | | Reino Unido | |
| 1752 | Thorn EMI Video Ltd | | Reino Unido | |
| 1753 | Thurnall Electronics Ltd | | Reino Unido | |
| 1754 | Tiger Developments Entertainments Ltd | | Reino Unido | |
| 1755 | Tigress Marketing Ltd | | Reino Unido | |
| 1756 | Tilt Software | | Reino Unido | |
| 1757 | Tim Gilberts | | Reino Unido | |
| 1758 | Tim Pickford-Jones | | Reino Unido | |
| 1759 | Tim Williams | | Reino Unido | |
| 1760 | Time Travels Inc | | Reino Unido | |
| 1761 | Timedata Ltd | | Reino Unido | |
| 1762 | Timescape Software | | Reino Unido | |
| 1763 | Tinbin Garbage Production Ltd | | Reino Unido | |
| 1764 | Titan Programs Ltd | | Reino Unido | |
| 1765 | Tk Computerware | | Reino Unido | |
| 1766 | TNT Software | | Reino Unido | |
| 1767 | TNYsoft | | Reino Unido | |
| 1768 | Toad Educational Computing | | Reino Unido | |
| 1769 | Toastyfox | | Reino Unido | |
| 1770 | Toftwood Software | | Reino Unido | |
| 1771 | Tom D. Frost | | Reino Unido | |
| 1772 | Tom Shipman Supplies | | Reino Unido | |
| 1773 | Tomato Girl Services | | Reino Unido | |
| 1774 | Tomorrow Software | | Reino Unido | |
| 1775 | Tomorrow's Dream Software | | Reino Unido | |
| 1776 | Tony J. Byrne | | Reino Unido | |
| 1777 | Tony Rainbird | | Reino Unido | |
| 1778 | Top Shots | | Reino Unido | |
| 1779 | Top Spec | | Reino Unido | |
| 1780 | TopGraph Software | | Reino Unido | |
| 1781 | Topologika | | Reino Unido | |
| 1782 | Torchraven Ltd | | Reino Unido | |
| 1783 | Torg Software | | Reino Unido | |
| 1784 | Tortured Brain Productions | | Reino Unido | |
| 1785 | Torus | | Reino Unido | |
| 1786 | Total Eclipse | | Reino Unido | |
| 1787 | Touchmaster Ltd | | Reino Unido | |
| 1788 | Tower Software | | Reino Unido | |
| 1789 | Towers Associates | | Reino Unido | |
| 1790 | TPA Computer Services | | Reino Unido | |
| 1791 | Training Research International Ltd | | Reino Unido | |
| 1792 | Travellers | | Reino Unido | |
| 1793 | Tri-Soft | | Reino Unido | |
| 1794 | Triad Developments | | Reino Unido | |
| 1795 | Tribune Software | | Reino Unido | |
| 1796 | Tricoder Cambridge | | Reino Unido | |
| 1797 | Tricuspid Systems | | Reino Unido | |
| 1798 | Trident Software | | Reino Unido | |
| 1799 | Triffid Software Research | | Reino Unido | |
| 1800 | Trinity Software | | Reino Unido | |
| 1801 | Triple R Education | | Reino Unido | |
| 1802 | Triptych Publishing Ltd | | Reino Unido | |
| 1803 | Trius Software | | Reino Unido | |
| 1804 | Troggerz Inc | | Reino Unido | |
| 1805 | Trojan Products | | Reino Unido | |
| 1806 | TSF's Workshop PLC | | Reino Unido | |
| 1807 | Tuckersoft | | Reino Unido | |
| 1808 | Turtle Software | | Reino Unido | |
| 1809 | Tutorial Software | | Reino Unido | |
| 1810 | TV Soft | | Reino Unido | |
| 1811 | Twig Systems Software | | Reino Unido | |
| 1812 | Twilight | | Reino Unido | |
| 1813 | TX Software | | Reino Unido | |
| 1814 | Tynesoft | | Reino Unido | |
| 1815 | U-Microcomputers Ltd | | Reino Unido | |
| 1816 | Ubik Software | | Reino Unido | |
| 1817 | Uburrg Software | | Reino Unido | |
| 1818 | UK Home Computing | | Reino Unido | |
| 1819 | UKScene Allstars | | Reino Unido | |
| 1820 | Ulterior Motives | | Reino Unido | |
| 1821 | Underhill Baptist Church | | Reino Unido | |
| 1822 | Understanding Ltd | | Reino Unido | |
| 1823 | Unicorn Research | | Reino Unido | |
| 1824 | Unicorn Software | | Reino Unido | |
| 1825 | Unit 2 Software | | Reino Unido | |
| 1826 | Universal Computer Research | | Reino Unido | |
| 1827 | University Software | | Reino Unido | |
| 1828 | Uranium Soft | | Reino Unido | |
| 1829 | Usborne Publishing Ltd | | Reino Unido | |
| 1830 | USC Software Team | | Reino Unido | |
| 1831 | Utopia Software | | Reino Unido | |
| 1832 | V&H Computer Services | | Reino Unido | |
| 1833 | Valuesoft | | Reino Unido | |
| 1834 | Vaughan Hallam | | Reino Unido | |
| 1835 | Vectis Software | | Reino Unido | |
| 1836 | Vectorsoft | | Reino Unido | |
| 1837 | Vega Graphics | | Reino Unido | |
| 1838 | Vega Space Systems Ltd | | Reino Unido | |
| 1839 | Vektor Grafix | | Reino Unido | |
| 1840 | Venn Software | | Reino Unido | |
| 1841 | Venny Software | | Reino Unido | |
| 1842 | Venom Games | | Reino Unido | |
| 1843 | Venturesoft | | Reino Unido | |
| 1844 | Victagraphics | | Reino Unido | |
| 1845 | Video Force | | Reino Unido | |
| 1846 | Video Productions | | Reino Unido | |
| 1847 | Video Software Ltd | | Reino Unido | |
| 1848 | Video Vault Ltd | | Reino Unido | |
| 1849 | View Software | | Reino Unido | |
| 1850 | VII Soft Computer Services | | Reino Unido | |
| 1851 | Vincent Vity | | Reino Unido | |
| 1852 | Vinsoft | | Reino Unido | |
| 1853 | Viper Software | | Reino Unido | |
| 1854 | Virgin Books | | Reino Unido | |
| 1855 | Visiogame | | Reino Unido | |
| 1856 | Visions Software | | Reino Unido | |
| 1857 | Visions Software Factory Ltd | | Reino Unido | |
| 1858 | Visual Concepts | | Reino Unido | |
| 1859 | Visual Dimensions | | Reino Unido | |
| 1860 | Visual Impact | | Reino Unido | |
| 1861 | Vivid Image | | Reino Unido | |
| 1862 | VJ Soft | | Reino Unido | |
| 1863 | Vonsoft | | Reino Unido | |
| 1864 | Vortex Software | | Reino Unido | |
| 1865 | Voyager Software | | Reino Unido | |
| 1866 | VT Services | | Reino Unido | |
| 1867 | W.A.S.P. (We Are Spectrum Programmers) | | Reino Unido | |
| 1868 | Walking Circles | | Reino Unido | |
| 1869 | Wallace Software | | Reino Unido | |
| 1870 | Wallsoft | | Reino Unido | |
| 1871 | Walltone Software | | Reino Unido | |
| 1872 | Walrus Computing | | Reino Unido | |
| 1873 | WASP Software | | Reino Unido | |
| 1874 | Watson Software Services Ltd | | Reino Unido | |
| 1875 | Waveney software | | Reino Unido | |
| 1876 | Wayne Easson | | Reino Unido | |
| 1877 | WB Software | | Reino Unido | |
| 1878 | WD Software | | Reino Unido | |
| 1879 | WE M.U.S.I.C. | | Reino Unido | |
| 1880 | Weaversoft | | Reino Unido | |
| 1881 | Websters Software | | Reino Unido | |
| 1882 | Weetabix Ltd | | Reino Unido | |
| 1883 | Wessexsoft | | Reino Unido | |
| 1884 | West Midlands County Council | | Reino Unido | |
| 1885 | Westbourne Business Systems Ltd | | Reino Unido | |
| 1886 | Westex Electronics | | Reino Unido | |
| 1887 | Westy Productions | | Reino Unido | |
| 1888 | WH Smith | | Reino Unido | |
| 1889 | White Panter Software | | Reino Unido | |
| 1890 | Whitethorn Software | | Reino Unido | |
| 1891 | Whiz Bang Software | | Reino Unido | |
| 1892 | Whizkid Software | | Reino Unido | |
| 1893 | Wicked Software | | Reino Unido | |
| 1894 | Wildest Dreams | | Reino Unido | |
| 1895 | Willden Computer Programs | | Reino Unido | |
| 1896 | William Stuart Systems Ltd | | Reino Unido | |
| 1897 | Williams Technology | | Reino Unido | |
| 1898 | Willowbank Computing | | Reino Unido | |
| 1899 | Willysoft UK | | Reino Unido | |
| 1900 | Wimsoft | | Reino Unido | |
| 1901 | Windosoft | | Reino Unido | |
| 1902 | Winters Ltd | | Reino Unido | |
| 1903 | Wintersoft | | Reino Unido | |
| 1904 | Wise Owl Software | | Reino Unido | |
| 1905 | Wiskisoft | | Reino Unido | |
| 1906 | Wizard Software | | Reino Unido | |
| 1907 | Wizard Supersoft | | Reino Unido | |
| 1908 | Womack Computer Systems | | Reino Unido | |
| 1909 | Wompa Software | | Reino Unido | |
| 1910 | Woodwynd Software | | Reino Unido | |
| 1911 | Wordsworth Software Ltd | | Reino Unido | |
| 1912 | Work Force | | Reino Unido | |
| 1913 | Wrightchoice Software | | Reino Unido | |
| 1914 | Wye Valley Software | | Reino Unido | |
| 1915 | Wyplan Software | | Reino Unido | |
| 1916 | Wyvern Software | | Reino Unido | |
| 1917 | X-Rated Software | | Reino Unido | |
| 1918 | Xcel | | Reino Unido | |
| 1919 | Xenon Software | | Reino Unido | |
| 1920 | XFAWORLD Software | | Reino Unido | |
| 1921 | Xiphias Soft | | Reino Unido | |
| 1922 | XORsoft | | Reino Unido | |
| 1923 | Xplosive Software | | Reino Unido | |
| 1924 | XRI Systems | | Reino Unido | |
| 1925 | Y-Not Software | | Reino Unido | |
| 1926 | Yale Software | | Reino Unido | |
| 1927 | Yes! Software | | Reino Unido | |
| 1928 | Younger Software | | Reino Unido | |
| 1929 | Z80 Pros | | Reino Unido | |
| 1930 | Zaeon Computronics | | Reino Unido | |
| 1931 | ZedXtra Software | | Reino Unido | |
| 1932 | Zeit Corporation | | Reino Unido | |
| 1933 | Zen Software | | Reino Unido | |
| 1934 | Zenobi Software | | Reino Unido | |
| 1935 | Zer0 International Association | | Reino Unido | Vilnius |
| 1936 | Zircon Software | | Reino Unido | |
| 1937 | Zodiac Software | | Reino Unido | |
| 1938 | ZX Incorporated | | Reino Unido | |
| 1939 | ZX Machine Code Users Club | | Reino Unido | |
| 1940 | ZX SAS (Serious Application Software) | | Reino Unido | |
| 1941 | ZX-Guaranteed | | Reino Unido | |
| 1942 | ZXF | | Reino Unido | |
| 1943 | ZXIF | | Reino Unido | |
