Z

	Name		Country	City
1	Z Cobra	Zafiro Software Division	Spain
2	Z-Club		Russia	Rostov-on-Don
3	Z-Factor		Russia	Moscow
4	Z-Group		Belarus	Grodno
5	Z-Team Association Inc		Ukraine	Odessa
6	Z80 Pros		United Kingdom
7	Zaeon Computronics		United Kingdom
8	Zaffa Research Ltd
9	Zafi Chip	Zafiro Software Division	Spain
10	Zafiro Software Division		Spain
11	Zaklady Mechaniczne "Ursus"		Poland
12	Zapacsoft
13	Zarsoft		Portugal
14	Zdeno & Peter
15	Zdensoft		Slovakia
16	Zebra Systems Inc		United States
17	ZedXtra Software		United Kingdom
18	Zeit Corporation		United Kingdom
19	zeitwot team
20	Zen Software		United Kingdom
21	Zenobi Software		United Kingdom
22	Zeppelin Games Ltd	Eutechnyx
23	Zeppelin Premier	Eutechnyx
24	Zer0 International Association		Lithuania	Vilnius
25	ZeroTeam		Slovakia	Trenčín
26	Zeus Software		Spain
27	Zigurat Software	Zigurat Software S.L.	Spain
28	Zigurat Software S.L.		Spain
29	Zircon Software		United Kingdom
30	ZK System		Russia
31	Zodiac Software		United Kingdom
32	Zoetway Computer Music		Netherlands
33	Zombusters Crew		Russia	Arzamas
34	ZOO		Poland
35	Zoo Soft		Hungary
36	ZOSYA entertainment		Russia	St.Petersburg
37	ZozoSoft
38	Zuniga Software
39	ZX		Spain
40	ZX Computing
41	ZX Incorporated		United Kingdom
42	ZX Machine Code Users Club		United Kingdom
43	ZX Maniacs
44	ZX Power		Ukraine
45	ZX Revista
46	ZX SAS (Serious Application Software)		United Kingdom
47	ZX Soft	missing
48	ZX User Club		Italy
49	ZX-Best Hackers Group	Destruction Team	Russia	Kamensk-uralskiy
50	ZX-Guaranteed		United Kingdom
51	ZX-Legion		Belarus	Minsk
52	ZX-Maniacs		Russia	Kaluga
53	ZX-Masters Software		Russia
54	ZX-Power		Denmark
55	ZX-SOFT	ZX-SOFT Brasil Ltda	Brazil	São Paulo
56	ZX-SOFT Brasil Ltda		Brazil	São Paulo
57	ZX-Software		Germany
58	ZX-Studio		Russia
59	ZXF		United Kingdom
60	ZXIF		United Kingdom
61	ZXPro		Russia	Tula
62	ZYX Software		Russia	Yekaterinburg
63	Zyxoft		Czech Republic