Pelikehittäjät

Sega Electronics

Sega Enterprises, Inc.

Sega Enterprises, Inc. (USA)

Sega Enterprises, Ltd.

Sega Europe

Sega Games

Sega Interactive

SEGA Interactive Development Division

Sega Midwest Development Division

Sega Multimedia Studio

Sega NE R&D

Sega of America

Sega R&D 2

Sega R&D 2

Sega R&D 2

Sega R&D 2