http://www.sega.com
2. Nintendo of America
http://www.nintendo.com
3. Sony Computer Entertainment America
http://www.playstation.com
4. 989 Studios
http://www.989studios.com
5. Electronic Arts
http://www.ea.com
6. Interplay Productions
http://www.interplay.com
7. Sierra
http://www.sierra.com
8. Accolade
http://www.accolade.com
9. Acclaim Entertainment
http://www.acclaim.net
10. Capcom Entertainment
http://www.capcom.com