| getit | Maker | Status | Projects | Rating | Lang | Years | Additional Comments |
| - | C-Com | ? | 1 Tool | - | - | 1993 | - |
| - | C.A.T. | ? | 1 Tool | - | - | 1990 | - |
| - | Cachet | ? | 1 Game, 2 Tools | 33% | - | 1989-1992 | - |
| - | Cadvision Software | ? | 1 Tool | - | - | 1989 | - |
 | Capilano Computing URL | ? | 1 Tool | - | - | 1988 | - |
| - | Care Electronics | ? | 1 Tool | - | - | 1991 | - |
| Carina Software URL | ? | 1 Tool | - | - | 1991 | - |
| Carsten Sorensen URL | Active | 1 Tool, 1 Website | - | en | 1999? | - |
| - | Cartersoft Productions | ? | 1 Tool | - | - | ? | - |
| - | CD-Soft | ? | 8 Tools | 106% | - | 1992? | - |
| - | CDC Software | ? | 1 Tool | - | - | 1989 | - |
| - | Cellsoft | ? | 1 Tool | 64% | - | 1991 | - |
| - | Celtic | ? | 9 Demos, 1 Tool | 71% | - | 1989-1990? | - |
| - | Centaur Software | ? | 2 Games, 1 Tool, 2 CDs | 74% | - | 1989-1991? | - |
| - | Central Coast Software | ? | 3 Tools | 58% | - | 1991-1993 | - |
| - | Chain Reaction Software | ? | 1 Tool | - | - | 1988 | - |
| - | Christian Haller | ? | 1 Tool | - | - | ? | - |
| - | Christian Obermaier | ? | 1 Tool | - | - | 1994 | - |
| - | CLLC | ? | 1 Tool | - | - | 1990 | - |
| Cloanto URL | Active | 5 Tools, 3 Websites, 10 CDs | - | it,en | 1991-1996? | - |
| - | CLR Licenceware | ? | 2 Games, 1 Tool | 49% | - | 1991-1996? | - |
| Codetapper URL | Active | 2 Tools, 1 Website, 56 Cheats | 98% | en | 1998-2001? | - |
| - | Commodore | Dead | 2 Games, 2 Demos, 1 Tool, 18 CDs | 77% | - | 1989-1994? | Sniff... thanks for everything! |
| - | Complex Computers | ? | 2 Tools | - | - | 1991 | - |
| - | Compumed | ? | 1 Tool | - | - | 1986 | - |
| Computec Verlag URL | Active | 17 Games, 3 Tools, 18 CDs | 52% | de | 1990-1997? | Publisher of famous computer magazines in Germany. |
| - | Computer Animations Studio | ? | 2 Tools | - | - | ? | - |
| Consultron URL | Active | 3 Tools, 1 Website | - | en | 1992-1995? | - |
| - | Cool Brothers | ? | 1 Tool | - | - | 1990 | - |
| - | Copperstate Business Systems | ? | 1 Tool | - | - | 1987 | - |
| - | Corporate Media | ? | 1 Tool, 4 CDs | - | - | 1994? | - |
| - | Courbois Software | ? | 7 Games, 2 Tools | 31% | - | 1987-1991 | - |
| - | Craig Thompson | ? | 1 Tool | 69% | - | 1995 | - |
| - | Creative Developments | ? | 1 Tool | - | - | 1990 | - |
| - | Creative Sound Systems | ? | 1 Tool | - | - | 1988 | - |
| - | CRL (featuring Actual Screenshots) | Dead | 6 Games, 1 Tool, 1 Reference | 61% | - | 1988-1990? | - |
| - | Cryogenic Software | ? | 2 Tools | - | - | 1989-1992 | - |
| - | CU Amiga | Dead | 1 Game, 1 Tool | 63% | - | 1992? | - |
| - | Cyberdyne Systems | ? | 2 Tools | - | - | 1993 | - |
| getit | Maker | Status | Projects | Rating | Lang | Years | Additional Comments |
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