| 1 | A and B Soft | Ucrania | Kryvyi Rih | |
| 2 | A and D Software | Rusia | Moscow | |
| 3 | A Traves del Espejo | España | | |
| 4 | A'n'F Software | Icon Design Ltd | Reino Unido | |
| 5 | A&N Projects | Reino Unido | | |
| 6 | A-Graph | Ucrania | Donetsk | |
| 7 | A-Soft [1] | Reino Unido | | |
| 8 | A. Soft [3] | Rusia | | |
| 9 | A.B.A. Soft | España | | |
| 10 | A.C.E. [3] | Advanced Computer Entertainment | | |
| 11 | A.D. Software | Reino Unido | | |
| 12 | A.J. Robinson Software | Reino Unido | | |
| 13 | A.K. Software | missing | | |
| 14 | A.N.M.A Corporation Ltd | Rusia | Cheboksary | |
| 15 | A.P. Berry | Reino Unido | | |
| 16 | A.P.T. | Applied Programming Techniques | | |
| 17 | A.S.K. | Applied Systems Knowledge Ltd | Reino Unido | |
| 18 | A.V.S. [1] | Reino Unido | | |
| 19 | AAABand Group | Rusia | Moscow | |
| 20 | Aackosoft | Países Bajos | | |
| 21 | Aardvark Software | Reino Unido | | |
| 22 | Aardvark Software of Hartlepool | Reino Unido | | |
| 23 | Aasvoguelle Productions | missing | | |
| 24 | AB Datorer & Son | | | |
| 25 | Abacus Programs | Reino Unido | | |
| 26 | Abacus Software [1] | Reino Unido | | |
| 27 | Abacus Software [2] | Reino Unido | | |
| 28 | Abaddon | Hungría | | |
| 29 | Abbex Electronics Ltd | Reino Unido | | |
| 30 | Abbeydale Designers Ltd | Reino Unido | | |
| 31 | ABC Analog | ABC Analog S.L. | | |
| 32 | ABC Analog S.L. | | | |
| 33 | ABC Soft | missing | | |
| 34 | Abersoft | Reino Unido | | |
| 35 | Abrasco | Reino Unido | | |
| 36 | Abrimaal | | | |
| 37 | ABSoft | Rusia | | |
| 38 | Abstract Concepts | Activision Inc | Reino Unido | |
| 39 | AC Data Games | Alemania | | |
| 40 | Academicians | Rusia | Moscow | |
| 41 | Academy Coders | Rusia | | |
| 42 | AcademySoft | Rusia | | |
| 43 | Accept | | | |
| 44 | Accept Corp | Rusia | Goriachi Kliuch | |
| 45 | Accept Corp | Rusia | | |
| 46 | Accolade | | | |
| 47 | Accolade Inc | Reino Unido | | |
| 48 | Accolade Inc | Atari Inc | Reino Unido | |
| 49 | Accord Data International Ltd | Reino Unido | | |
| 50 | Accusoft Pegasus | | | |
| 51 | ACD Computer Services | Reino Unido | | |
| 52 | ACD Software | Reino Unido | | |
| 53 | ACE | missing | | |
| 54 | ACE Services | Reino Unido | | |
| 55 | ACE Software | | | |
| 56 | ACE Software [1] | missing | | |
| 57 | Ace Software [2] | missing | | |
| 58 | Acid Team | Rusia | | |
| 59 | ACME Software Ltd | Reino Unido | | |
| 60 | ACS Software | Reino Unido | | |
| 61 | Action | Rusia | Khabarovsk | |
| 62 | Action [1] | España | | |
| 63 | Action Group | Ucrania | Lugansk | |
| 64 | Action Soft | España | | |
| 65 | Action Software | España | | |
| 66 | ActionStudio | Action | Rusia | Khabarovsk |
| 67 | Active Magic | Serbia | | |
| 68 | Active Minds | Reino Unido | | |
| 69 | Activision | Activision Inc | Reino Unido | |
| 70 | Activision Inc | Reino Unido | | |
| 71 | Activison; Image Works | | | |
| 72 | ACZ Software | Estados Unidos | | |
| 73 | AD Software | | | |
| 74 | Adam Enterprises | Reino Unido | | |
| 75 | Add-On Electronics Ltd | Reino Unido | | |
| 76 | Addictive | | | |
| 77 | Addictive Games Ltd | KJT Design Ltd | | |
| 78 | Addictive Games Ltd | | | |
| 79 | Addison-Wesley [NL] | missing | | |
| 80 | Addison-Wesley Productions | Pearson PLC | | |
| 81 | Adia | Bielorrusia | Brest | |
| 82 | Admiral Software | Alternative Software Ltd | Reino Unido | |
| 83 | Adriano | missing | | |
| 84 | Adsoft | Reino Unido | | |
| 85 | Adsoft Software Ltd | Andy Davies | Reino Unido | |
| 86 | Advance Software Promotions Ltd | Reino Unido | | |
| 87 | Advanced Adventure Creations | missing | | |
| 88 | Advanced Computer Entertainment | | | |
| 89 | Advanced Computer Exotic | Rusia | | |
| 90 | Advanced Memory Systems Ltd | Reino Unido | | |
| 91 | Adventure International | Scott Adams | Estados Unidos | |
| 92 | Adventure International | | | |
| 93 | Adventure Intetnational | | | |
| 94 | Adventure Probe | | | |
| 95 | Adventure Probe Software | Adventure Probe | | |
| 96 | Adventure Software | Reino Unido | | |
| 97 | Adventure Writer | España | | |
| 98 | Adventure Writer | España | | |
| 99 | Adventurers Anonymous | Reino Unido | | |
| 100 | Adventurers Anonymous | Reino Unido | | |
| 101 | Adventuresoft | | | |
| 102 | Adventuresoft UK Ltd | | | |
| 103 | Adventuresoft UK Ltd | Scott Adams | Estados Unidos | |
| 104 | Adventureworld | España | | |
| 105 | AER | Rusia | | |
| 106 | AFI Software | Reino Unido | | |
| 107 | AFM | Reino Unido | | |
| 108 | AFM | Reino Unido | | |
| 109 | Again Again | Tiger Developments Entertainments Ltd | Reino Unido | |
| 110 | AGE & EGA | Rusia | Nizhniy Novgorod | |
| 111 | Agenda | Polonia | | |
| 112 | AGF Hardware | Reino Unido | | |
| 113 | AGSoftware | Rusia | St.Petersburg | |
| 114 | AH Software | Reino Unido | | |
| 115 | Airline Software | missing | | |
| 116 | Airsoft Software Development | Reino Unido | | |
| 117 | AK-Soft | República Checa | | |
| 118 | AK-Soft | República Checa | | |
| 119 | Akadimias Software | Reino Unido | | |
| 120 | Akaido Arcade Systems | Reino Unido | | |
| 121 | AKM | Rusia | Omsk | |
| 122 | AKM Soft | Rusia | | |
| 123 | AKM Soft | Rusia | | |
| 124 | Akom Ltd | Reino Unido | | |
| 125 | Alan P. Cresswell | Reino Unido | | |
| 126 | Alan Witkowski | | | |
| 127 | Alan's Software | Reino Unido | | |
| 128 | Alan's Software | Reino Unido | | |
| 129 | Alchemist PD | Alchemist Software | Reino Unido | |
| 130 | Alchemist Research | missing | | |
| 131 | Alchemist Research | Reino Unido | | |
| 132 | Alchemist Research | Reino Unido | | |
| 133 | Alchemist Software | Reino Unido | | |
| 134 | Alchemy Software | Reino Unido | | |
| 135 | Aldan Studio | Rusia | Krasnoyarsk | |
| 136 | ALEAsoft | Alvaro Alea Fernandez | España | |
| 137 | Alec Carswell | Reino Unido | | |
| 138 | Aleiwikou S.A. | Rusia | | |
| 139 | Alesoft | República Checa | | |
| 140 | Alex Art | | | |
| 141 | Alex Cornhill | Reino Unido | | |
| 142 | Alex MacDonald | | | |
| 143 | Alex Software | missing | | |
| 144 | Alexander Computing Systems | missing | | |
| 145 | Alexandru Simion | Rumania | | |
| 146 | Alexei Hajdukov | | | |
| 147 | Alexei Hajdukov | | | |
| 148 | Alexei Teplyakov | Estonia | | |
| 149 | Alexey Nicolaychuk | Rusia | | |
| 150 | Alexey Shirokov | Rusia | | |
| 151 | Alfa | Letonia | Riga | |
| 152 | Alfa Soft | Frode Tennebo | Noruega | |
| 153 | Alfa Soft | | | |
| 154 | Alfamicro lda | | | |
| 155 | Alfo Software | Reino Unido | | |
| 156 | Algray Software | Reino Unido | | |
| 157 | Alien - The New Dimension | Reino Unido | | |
| 158 | Alien Chip | España | | |
| 159 | Alien Factory | Rusia | Samara | |
| 160 | Alien Software | España | | |
| 161 | Alisoft | missing | | |
| 162 | Alkirs Ltd | Rusia | Moscow | |
| 163 | ALKO | Rusia | | |
| 164 | Alkohol Soft | República Checa | | |
| 165 | Allanson Computing | Reino Unido | | |
| 166 | Alliance Team | Rusia | Yekaterinburg | |
| 167 | Alligata Software Ltd | Superior Interactive | | |
| 168 | Alligata Software Ltd | | | |
| 169 | Almart | | | |
| 170 | Almaz Group | Rusia | Yekaterinburg | |
| 171 | Alo Soft | España | | |
| 172 | alone coder | | | |
| 173 | Alpha Centaur Group | Rusia | Kirov | |
| 174 | Alpha Computer Products | Reino Unido | | |
| 175 | Alpha Software | Reino Unido | | |
| 176 | Alpha Studio | Bielorrusia | Pinsk | |
| 177 | Alpha Systems | Reino Unido | | |
| 178 | Alpha ZX81 Software | | | |
| 179 | Alpha-Omega Software | missing | | |
| 180 | Alphabatim | Cybadyne | Reino Unido | |
| 181 | AlphaPlus Educational Software | Reino Unido | | |
| 182 | Alphasoft | Reino Unido | | |
| 183 | Altair Software | Reino Unido | | |
| 184 | Alter World | Rusia | | |
| 185 | Alter World Entertainment | | | |
| 186 | Alternative | | | |
| 187 | Alternative Software | | | |
| 188 | Alternative Software Ltd | Reino Unido | | |
| 189 | Alternative Software Ltd-92 | | | |
| 190 | Alterway Entertainment | Rusia | | |
| 191 | Alto-Tech Software | Reino Unido | | |
| 192 | Alucine Software | España | | |
| 193 | Alvaro Alea Fernandez | España | | |
| 194 | Alvaro Mangado Cruz | España | | |
| 195 | ALZ Software | Rusia | | |
| 196 | AM Electronics | Reino Unido | | |
| 197 | Amaltiya | | | |
| 198 | Amaltiya Inc | Rusia | | |
| 199 | Amaltiya Inc Soft | Rusia | Grodno | |
| 200 | Amaltiya Incorporated Software | Bielorrusia | Grodno | |
| 201 | Amazing | | | |
| 202 | Amazing Games | | | |
| 203 | Amazing Games [1] | Reino Unido | | |
| 204 | Amazing Games [2] | Reino Unido | | |
| 205 | Amazing Games [2] | Reino Unido | | |
| 206 | Amazing Software Making | Bielorrusia | Sevastopol | |
| 207 | Amazon Systems | Reino Unido | | |
| 208 | Amba Software | Reino Unido | | |
| 209 | Amber Computers Co Ltd | Rusia | Izhevsk | |
| 210 | Amber Computers Company Ltd | | | |
| 211 | AMD | | | |
| 212 | AME Software | Reino Unido | | |
| 213 | American Micro Products Inc | | | |
| 214 | Americana Software Ltd | CentreSoft | | |
| 215 | Amersham Software Ltd | | | |
| 216 | Amfas Computer Software Ltd | Reino Unido | | |
| 217 | AMG | España | | |
| 218 | Amiga Must Die | Bielorrusia | Minsk | |
| 219 | AmiGanS | | | |
| 220 | Amigo Trade Group | | | |
| 221 | Amoeba Software | Reino Unido | | |
| 222 | Ampalsoft | Reino Unido | | |
| 223 | Amplicon Micro System Ltd | Reino Unido | | |
| 224 | AMS Soft | Rumania | | |
| 225 | AmSoft | Amersham Software Ltd | | |
| 226 | Amstrad | Amstrad PLC | | |
| 227 | Amstrad PLC | | | |
| 228 | Amstrad Sinclair Ocio | España | | |
| 229 | Anarchia | Rusia | Ryazan | |
| 230 | Anarchy Soft | República Checa | | |
| 231 | Anchor Automation Inc | Estados Unidos | | |
| 232 | Ancient Bytes | España | | |
| 233 | Anco Software Ltd | Reino Unido | | |
| 234 | Anderson Technology Ltd | | | |
| 235 | Andic Software | Reino Unido | | |
| 236 | ANDRE*** | | | |
| 237 | Andreas Scope | | | |
| 238 | Andreas Zallmann | Alemania | | |
| 239 | Andreas Zallmann Software | Andreas Zallmann | Alemania | |
| 240 | Andres Roberto Samudio Monro | España | | |
| 241 | Andres Viedma Pelaez | España | | |
| 242 | Andrew Bogue | Reino Unido | | |
| 243 | Andrew Broad | Reino Unido | | |
| 244 | Andrew Davis | Reino Unido | | |
| 245 | Andrew Pointon | Reino Unido | | |
| 246 | Andrew Wright | Reino Unido | | |
| 247 | Andrey John Remic | Reino Unido | | |
| 248 | Andrey Mushnikov | Rusia | | |
| 249 | Andromeda | | | |
| 250 | Andromeda Software | | | |
| 251 | Andromeda Software [1] | Hungría | | |
| 252 | Andromeda Software Ltd | | | |
| 253 | Andromeda Software Ltd [2] | Reino Unido | | |
| 254 | Andy Davies | Reino Unido | | |
| 255 | Angel Martinez | España | | |
| 256 | Angers Informatique Service | Francia | | |
| 257 | Angus Gulliver | Reino Unido | | |
| 258 | Anik Microsystems | Reino Unido | | |
| 259 | Anima Scientific Computing | Reino Unido | | |
| 260 | Animagic | España | Madrid | |
| 261 | Animagic S.A. | España | | |
| 262 | Anirog Software | Anco Software Ltd | Reino Unido | |
| 263 | Anjana Soft | España | | |
| 264 | Anne Menneer | Reino Unido | | |
| 265 | Annvic Racing Advisory Services Ltd | Reino Unido | | |
| 266 | Another World Corporation | Rusia | | |
| 267 | Another World Software | Ucrania | Kharkiv | |
| 268 | Antares | Rusia | Moscow | |
| 269 | Antartic | Artic Computing Ltd | Reino Unido | |
| 270 | Anthony Collins | Reino Unido | | |
| 271 | Anthraxx Developments | missing | | |
| 272 | Antic Software | República Checa | | |
| 273 | Antimar Company | Rusia | Moscow | |
| 274 | Antique Crew | | | |
| 275 | Antique Master Ltd | | | |
| 276 | Antisoft | Reino Unido | | |
| 277 | Antok Software | Eslovaquia | | |
| 278 | Anton Belenki | Rusia | | |
| 279 | Antonsoft | Italia | | |
| 280 | Antsoft | | | |
| 281 | Anubis Software | Reino Unido | | |
| 282 | Anvil Computing | Reino Unido | | |
| 283 | AP's Adventures | missing | | |
| 284 | AP's Adventures | missing | | |
| 285 | APA | Reino Unido | | |
| 286 | APA.Ltd | | | |
| 287 | APG Software | Arno P. Gitz | Países Bajos | |
| 288 | Apocalypse Software | Reino Unido | | |
| 289 | Apogee Games [1] | Dialgrove Ltd | | |
| 290 | Apogee Games [2] | Reino Unido | | |
| 291 | Appleby Structured Systems | Reino Unido | | |
| 292 | Appledean Systems | Reino Unido | | |
| 293 | Applications Software Specialities | Reino Unido | | |
| 294 | Applied Programming Techniques | | | |
| 295 | Applied Systems Knowledge Ltd | Reino Unido | | |
| 296 | April Entertainment | Rusia | Voronezh | |
| 297 | APSIS | España | | |
| 298 | Aqua Soft | missing | | |
| 299 | Aquarius Edizioni | RUN [2] | Italia | |
| 300 | Aquarius Software | Reino Unido | | |
| 301 | Arc Developments | Reino Unido | | |
| 302 | Arcade Age | Reino Unido | | |
| 303 | Arcade Software | Reino Unido | | |
| 304 | Arcadia S.r.l. | | | |
| 305 | Arcadia Soft | España | | |
| 306 | Arcana Software Design | Grecia | | |
| 307 | Arcanum Software Developments | Reino Unido | | |
| 308 | ARDENT Software | Andres Viedma Pelaez | España | |
| 309 | Area | | | |
| 310 | AREAsoft | Rusia | Novosibirsk | |
| 311 | Arena Software | Reino Unido | | |
| 312 | Arghsoft Ltda | Brasil | | |
| 313 | Argon | | | |
| 314 | Argonaut Games PLC | | | |
| 315 | Argonaut Software Ltd | Argonaut Games PLC | | |
| 316 | Argus Press | | | |
| 317 | Argus Press PLC | Reino Unido | | |
| 318 | Argus Press PLC | Reino Unido | | |
| 319 | Argus Press Software Ltd | missing | | |
| 320 | Argus Press Software Ltd | | | |
| 321 | Argus Specialist Publications | Argus Press PLC | Reino Unido | |
| 322 | Ariel Ruiz | Argentina | | |
| 323 | Ariola | Ariolasoft UK Ltd | Reino Unido | |
| 324 | Ariola Eurodisc S.A. | España | | |
| 325 | Ariolasoft UK Ltd | Reino Unido | | |
| 326 | Arise Soft | | | |
| 327 | Arkadiusz Lubaszka | | | |
| 328 | Arkan | | | |
| 329 | Arkan Ltd | Rusia | Chelyabinsk | |
| 330 | Arkham Software | España | | |
| 331 | Arkos | Francia | | |
| 332 | Armadillo Soft | Reino Unido | | |
| 333 | Armadillo Soft | Reino Unido | | |
| 334 | Armageddon & Cream | | | |
| 335 | Armageddon & Cream | | | |
| 336 | Armid Soft | España | | |
| 337 | Arno P. Gitz | Países Bajos | | |
| 338 | Arnold Wheaton Software | E.J. Arnold & Son Ltd | | |
| 339 | ARP Software | Reino Unido | | |
| 340 | Arrow | Hutchinson | | |
| 341 | Arrow Books Ltd | Reino Unido | | |
| 342 | Arrowsoft | Reino Unido | | |
| 343 | ArSoft Corp. | missing | | |
| 344 | Art Studio | Rusia | | |
| 345 | Art-Top | Rusia | | |
| 346 | Artic computing | | | |
| 347 | Artic Computing Ltd | Reino Unido | | |
| 348 | Artronic Products Ltd | Reino Unido | | |
| 349 | ArtWork Creative Group | Ucrania | Donetsk | |
| 350 | ArtX | Rusia | Novocheboksarsk | |
| 351 | Ascendancy Creative Labs | Bielorrusia | Grodno | |
| 352 | Ashby Computers & Graphics Ltd | Reino Unido | | |
| 353 | Ashby Computers & Graphics Ltd | Reino Unido | | |
| 354 | Ashleysoft | Reino Unido | | |
| 355 | Ashminster Computing Ltd | Reino Unido | | |
| 356 | Asirus Software | Reino Unido | | |
| 357 | ASK Software | Reino Unido | | |
| 358 | ASP Hackers Club | | | |
| 359 | ASP Software Ltd | | | |
| 360 | ASP Software Ltd | missing | | |
| 361 | Asphyxia | Bielorrusia | Minsk | |
| 362 | Asphyxia (zx) | | | |
| 363 | Assassin Software | Reino Unido | | |
| 364 | Astonishing | | | |
| 365 | Astonishing Animations | Reino Unido | | |
| 366 | Astor Software | Portugal | | |
| 367 | Astra Software | Reino Unido | | |
| 368 | Astral Software | Reino Unido | | |
| 369 | Astral Software Ltd | Reino Unido | | |
| 370 | Astro Programmes | Reino Unido | | |
| 371 | Astro Software | Reino Unido | | |
| 372 | Astro-Service Maitenbeth | Alemania | | |
| 373 | Astrobyte Computer Games | Reino Unido | | |
| 374 | Astrocalc | Reino Unido | | |
| 375 | Astros Productions | Reino Unido | | |
| 376 | Astrosoft Games | Reino Unido | | |
| 377 | Asylum Games | | | |
| 378 | Atari Inc | Reino Unido | | |
| 379 | Atarisoft | Atari Inc | Reino Unido | |
| 380 | ate arse | | | |
| 381 | ate bit | Reino Unido | | |
| 382 | Atlanta Hackers Group | Bielorrusia | Pruzhany | |
| 383 | Atlantic Group | Rusia | Izhevsk | |
| 384 | Atlantic Soft | España | | |
| 385 | Atlantis Gold | Atlantis Software Ltd | Reino Unido | |
| 386 | Atlantis Software Ltd | Reino Unido | | |
| 387 | Atlas Adventure Software | Reino Unido | | |
| 388 | Atomic Destruction | | | |
| 389 | Atomic Destruction Group | Rusia | Ryazan | |
| 390 | Atrox Programming Co | Eslovenia | | |
| 391 | Audio Spectrum | Geasa S.A. | España | |
| 392 | Audio Visual Magic | Reino Unido | | |
| 393 | Audio-Visual | Reino Unido | | |
| 394 | Audiogenic Ltd | Audiogenic Software Ltd | Reino Unido | |
| 395 | Audiogenic Software Ltd | Reino Unido | | |
| 396 | Aurora Software | Eslovenia | | |
| 397 | Auryn | | | |
| 398 | Auryn Creative Group | Rusia | | |
| 399 | Auryn Creative Group | Rusia | | |
| 400 | Auryn Group | Rusia | Rybinsk | |
| 401 | Auryn Software | España | | |
| 402 | Automata | | | |
| 403 | Automata UK | | | |
| 404 | Automata UK Ltd | | | |
| 405 | Automata UK Ltd | Mel Croucher | Reino Unido | |
| 406 | Avalon | Ucrania | Cherníhiv | |
| 407 | Avalon (speccy) | | | |
| 408 | Avalon Computing | Reino Unido | | |
| 409 | Avalon Software Ltd | Reino Unido | | |
| 410 | AVB Software | Reino Unido | | |
| 411 | AVC Software | Reino Unido | | |
| 412 | Aventuras AD S.A. | España | | |
| 413 | Aventuras AM | missing | | |
| 414 | Aventuras Mitologicas S.A. | España | | |
| 415 | AVG Records Ltd | Rusia | Yegoryevsk | |
| 416 | Aviation Computer Services | Reino Unido | | |
| 417 | AVL Software | missing | | |
| 418 | Avonsoft | Reino Unido | | |
| 419 | AVP Computing | Reino Unido | | |
| 420 | AW Software | Reino Unido | | |
| 421 | AWA Software | missing | | |
| 422 | Awk Software | Alemania | | |
| 423 | Axco | | | |
| 424 | Axel Soft | Polonia | | |
| 425 | Axis Software | Reino Unido | | |
| 426 | Axxent Software | Reino Unido | | |
| 427 | AY Group | Rusia | Yasnogorsk | |
| 428 | AY RIDERS | | | |
| 429 | AY-Riders | Polonia | | |
| 430 | Ayala Soft | España | | |
| 431 | AYCE | | | |
| 432 | AYLand | | | |
| 433 | Azed Software | missing | | |
| 434 | AZPlan Internacional S.A. | España | | |
| 435 | Aztec Software | Reino Unido | | |
| 436 | AZXUNO association | España | | |
| 437 | flushakkkr | Sibcrew | Rusia | |
| 438 | Gemba Boys | missing | | |
| 439 | Gemba Boys | missing | | |
| 440 | Qumi Team | Sibcrew | Rusia | |
