DOS

21st Century

4

3DO Company

1

Access

9

Acclaim

11

Accolade

31

Actionware

1

Activision

36

Addison-Wesley

2

Adventure Soft

2

Aegis Interactive

1

Alligata

1

American Laser Games

2

Anco

2

Apogee

5

Arcadia

4

Ariolasoft

1

Atari

1

Atarisoft

1

Audiogenic

1

Bethesda

3

Blizzard

1

Blue Byte

5

Broderbund

14

Buena Vista Software

1

Bulldog Software

1

Capcom

11

Capstone

4

Cascade

4

CBS Software

1

Chip

1

Cinemaware

10

Code Masters

2

Coktel Vision

5

Core Design

8

Cosmi

3

CRL Group

2

Cryo Interactive

1

Data East

12

Datasoft

4

Delphine

1

Digital Integration

1

Dinamic

10

Domark

9

Dynamix

5

Eidos

1

Electra

1

Electric Dreams

1

Electronic Arts

75

Electronic Zoo

1

Elite

2

Empire

7

English Software

1

Epic Games

4

Epyx

20

ERE Informatique

2

Firebird

6

First Star Software

4

Flair

3

FTL

1

GameTek

11

Grandslam

1

Gremlin Graphics

13

GT Interactive

10

Guildhall Leisure

1

Hewson

3

Hi-Tech Expressions

1

Horror Soft

1

id Software

6

Image Works

12

Imagic

2

Impressions

2

Incentive

5

Infocom

25

Infogrames

26

Interceptor

2

Interplay

21

Keypunch

3

Konami

8

Krisalis

1

Legend Entertainment

4

Level 9 Computing

6

Linel

1

Logotron

4

Loriciels

16

Lucasfilm Games

19

Magic Bytes

2

Magnetic Scrolls

7

Martech

1

Mastertronic

18

Maxis

2

Melbourne House

5

Micro Style

1

MicroDeal

2

Microids

4

MicroIllusions

1

MicroProse

27

Millennium

3

Mindscape

42

Mirrorsoft

3

Monarch

1

Muse Software

2

New World Computing

5

NovaLogic

2

Ocean

20

Omnitrend

2

Opera Soft

8

Origin Systems

24

Palace Software

2

Pandora

2

Paragon

4

Philips Media

1

Playmates

3

Positive

1

Prism Leisure

1

Psygnosis

27

Rainbird

10

Rainbow Arts

11

ReadySoft

3

reLINE

2

Renegade

6

SCi Games

3

Screen 7

1

Sega

13

Sierra

37

Silmarils

8

Sir-tech

4

SNK

2

Softgold

1

Software Toolworks

4

Spectrum Holobyte

7

SSI

32

subLOGIC

3

System 3

1

Taito

10

Take Two

4

Team17

6

Thalion

1

The Edge

1

Thunder Mountain

1

Time Warner

1

Titus

14

Topo Soft

5

Tradewest

1

Tynesoft

6

Ubi Soft

11

Ultra Software

1

US Gold

24

Viacom

1

Vic Tokai

1

Virgin Games

33

Virgin Mastertronic

6