| Company Name |
| C&E Inc. |
| C&L |
| C's Ware |
| C-On soft |
| C. Disc Comp. |
| Cabinet |
| Caipirinha Games |
| Calibre Desenvolvimento LTDA |
| California Dreams |
| California Pacific |
| Callisto |
| Caltron |
| Camaj Interactive |
| Camelot Co. Ltd. |
| Camelot Corp. |
| Camerica |
| Camp California |
| Canal+ Multimedia |
| Candle Light |
| Canopy Games |
| Canvas |
| Capcom |
| CapDisc |
| Capitol Disc |
| Capitol Projector |
| Capitol Projector Corp. |
| Capstone Software |
| Captain Sim |
| Captone Software |
| Carapace |
| Caravel |
| Caravel Games |
| Carbello AB |
| Carbon6 |
| Carbonated Games |
| Cardoza |
| Career Soft |
| Carousel Software |
| Carrere Video |
| Carrot |
| Carrozzeria |
| Carry Lab. |
| Cartel Games |
| Carts |
| Casady & Greene |
| Casady & Greene, Inc. |
| Cascade Games Ltd. |
| Cashmere Prod. |
| Casio |
| Castle Software |
| Cat Daddy Games |
| Catapult |
| Catapult Entertainment |
| Cateia Games |
| Catnap Games |
| Cattle Call |
| Catware |
| CATware, Inc. |
| Cauldron Ltd. |
| Cavalier Computer |
| Cave |
| Cave Barn |
| Cavedog Ent. |
| Cavedog Entertainment |
| Cavia Inc. |
| Cavia, Inc |
| CBS Electronics |
| CBS Software |
| CBS Sony Group |
| CCP |
| CCR |
| CCR, Inc |
| CD Bros. |
| CD Projekt Red |
| CD-I Systems |
| CDS |
| CDS Software |
| CDU |
| cdv Software |
| CDV Software GmbH |
| Cecropia, Inc. |
| Celador |
| Celeris |
| Cellufun |
| Cendant Software |
| Cendyne |
| Cenega |
| Cenega Publishing |
| Centauri |
| Centerscore |
| Central Solutions |
| Centropolis Gaming |
| Centuri |
| Centurion Soft |
| Century Comm |
| Century Communications |
| Century Electronics |
| Century Int |
| Cerebrit |
| Ceridus Software |
| Ceris Software |
| Cetasoft |
| CGE Services |
| CGS Software |
| Chair Ent. |
| Chair Entertainment |
| Challenge, Inc. |
| Changeling |
| Channel 4 |
| Channel 8 Software |
| Chantemar |
| Chaos Concept |
| Chaos Studios |
| Chaos Works |
| Character Soft |
| Charman |
| Charybdis |
| Chasma |
| Chasma, Inc. |
| Chat Noir |
| Cheapass Games |
| Cheetahsoft |
| Chemistry |
| Cherry Software |
| ChessBase |
| Cheyenne Mountain |
| Chicago Coin |
| Chili Con Valley |
| Chimera Ent |
| Chip |
| Chip Software |
| Choice |
| Chris Braun |
| Chris Gray Ent. |
| Chris Sawyer |
| Chronic Logic |
| Chronic Reality |
| ChunSoft |
| CiB Net Station |
| Ciberbit |
| Cinematix Studios |
| Cinematronics |
| Cinemaware |
| Cinemaware Marquee |
| Cinemax |
| Cinergi |
| Cing |
| Cingular |
| Cingular MEdia |
| Cingular mMode |
| CiRCLE |
| Circle Infotech |
| Circular Logic |
| Circus |
| Circus Freak |
| Cirrus |
| City Factory |
| City Interactive |
| Clap Hanz |
| Clarisource |
| Classified Games |
| CLCE & Planet |
| Clear Crown Studio |
| Clear Crown Studios |
| Clever Trick |
| Clever's Dev. |
| Clever's Development |
| Click Ent. |
| Click Entertainment |
| ClickBOOM |
| Clickgamer |
| Clickgamer Technologies Ltd |
| Climax |
| Climax Ent. |
| Climax Entertainment |
| Climax Graphics |
| Clipper Software |
| Clock Up |
| ClockStone |
| Clockwise |
| Clockwize |
| Clockwork Games |
| Clockworks Ent. |
| Clockworks Entertainment |
| Cloud 9 |
| Clover Studio |
| ClownKeep |
| Clysm |
| Cobra Software |
| Cobra Team |
| CobraSoft |
| Cocktail Soft |
| CocoaSoft |
| Coconuts Japan |
| Code Fusion |
| Code Monkeys |
| Code Works |
| Codeco |
| CodeFire |
| CodeImp |
| Codemasters |
| Codemonkeys |
| Codim Interactive |
| Codinet,Inc. |
| Codo Games |
| Coffeebreak Media |
| Cognetics Corp |
| CogniToy |
| Coin-Age |
| Coinex |
| CokeM Interactive |
| Coktel Vision |
| Coldwood |
| Coleco |
| Colin Doughty |
| Colleen |
| Collision Studios |
| Colony Studios |
| Color Dreams |
| Colorado Computer |
| Colorado Computer Creations |
| Colosoftware |
| Colossal Pictures |
| Columbia Pictures |
| Com2uS |
| Comad |
| Comgame 576 |
| Comm Data |
| CommaVid |
| CommaVid, Inc. |
| Commercial Data |
| Commercial Data Systems |
| Commodore |
| Commodore Format Magazine |
| Commodore Wheelchairs |
| Commodore Zone |
| Commonwealth |
| Commseed |
| Comolink |
| Compedia |
| Competitive Video |
| Compile |
| Compile Heart |
| Comport |
| Comport Interactive |
| Compro Games |
| Comptig |
| Comptiq |
| Compton's NewMedia |
| Compute! Pub. |
| Compute! Publications |
| Computer Artworks |
| Computer Boss |
| Computer International Entertainment |
| Computer's Dream |
| ComputerEasy |
| Computermate Products |
| Computerware |
| Computran |
| Comsoft/Game World |
| Concept Software |
| Concrete Software |
| Condor |
| Confounding Factor |
| Confused Pelican |
| Confused Pelican Software |
| Conspiracy Ent. |
| Conspiracy Entertainment |
| Consult Software |
| Contendo Media |
| Continuum |
| Contraband Ent. |
| Contraband Entertainment |
| Contrail |
| Cool Cool |
| Coolhand Int. |
| Coolsoft |
| Copya Systems |
| COR Entertainment |
| Core Design Ltd. |
| Corel |
| Coreland |
| Coresoft |
| Cornelsen Software |
| Cornered Rat |
| Cornerstone |
| Cornutopia |
| Cornutopia Software |
| Cosine Systems |
| Cosmi |
| Cosmic Games |
| Cosmic Infinity |
| Cosmicsoft, Inc. |
| Cosmigo |
| Cosmos Designs |
| CounterStrike Team |
| CounterTop |
| CounterTop Software |
| Courbois Software |
| Covenant Studios |
| Covert BitOps |
| Coyote |
| Coyote Console |
| CP Verlag |
| CPIO Multimedia |
| CR - Space |
| Crack dot Com |
| Crackpot Ent. |
| Craft and Meister |
| Crafts & Meister |
| Cranky Pants Games |
| Crave |
| Crave / EA Games |
| Crawfish Int. |
| Crawfish Interactive |
| CRC Research |
| Crea-Tech |
| Creat Studio |
| Creative Assembly |
| Creative Asylum |
| Creative Capers |
| Creative Edge |
| Creative Edge Software |
| Creative Materials |
| Creative Multi |
| Creative Multimedia Corporation |
| Creative Office |
| Creative Reality |
| Creative Software |
| Creative Sparks |
| Creature Labs |
| Creatures |
| Creepsoft |
| Creon Digital |
| CREOTEAM |
| Crest |
| CRI |
| Crimson Cow |
| Crimson Fire |
| CrioLand |
| Criterion Games |
| Criterion Studios |
| Critical Mass |
| CRL |
| CRL Group |
| Crom Software |
| Cronosoft |
| Crosscut Games |
| CrossNet |
| Crossover Tech. |
| Crossover Technologies |
| Croteam |
| Crowd |
| Crown Vending |
| Cryo Interactive |
| Cryptic Sea |
| Cryptic Studios |
| Crystal Dynamics |
| Crystal Int. |
| Crystal Interactive |
| Crytek |
| CS |
| CSK Research Institute |
| CSO Simtek |
| CSP Mobile |
| CTA |
| CTA Development |
| CU Amiga |
| Cubic Games |
| Cult |
| Cult Games |
| Culture Brain |
| Culture Brain/Namco |
| Culture Publishers |
| Cunning Dev. |
| Curly Monsters |
| CustomPlay |
| Cutler Creative |
| Cyan Productions |
| Cyan Worlds |
| Cyanide |
| Cyber Philharmonic |
| Cyber Planet |
| CyberConnect2 |
| CyberDice Int. |
| CyberDream |
| Cyberdreams |
| Cyberdyne Systems |
| Cyberflix/GTE Ent. |
| Cyberflix/GTE Entertainment |
| CyberFront |
| CyberGraham |
| Cyberlife |
| Cyberlore Studios |
| Cybernetic Corp |
| Cyberscape |
| Cyberscape Graphics |
| CyberSites |
| Cybersoft |
| CyberSports |
| Cyberstep |
| Cyberstyle |
| Cybertech Custom |
| Cybervision |
| Cybiko |
| Cyclone Studios |
| Cygnus |
| Cymbal Software |
| Cymbal Software Inc. |
| Cyparade |
| Cypron |
| CYX |
