| ID | Name | Type |
|---|---|---|
| #2083 | CBM | ? |
| #17109 | CCC (Chic Computer Club) | U |
| #2084 | CCE | ? |
| #21778 | CCL | P |
| #17110 | CCL Software Library | X |
| #2085 | CCP Software | Z |
| #2086 | CCS | Z |
| #2087 | CCS [2] | ? |
| #19239 | CCS [CZ] | - |
| #20122 | CD Love | + |
| #2088 | CDS | ? |
| #2089 | CDS Microsystems | P |
| #2090 | CDT | ? |
| #2091 | CDT Productions | Z |
| #17111 | CE Systems | R |
| #2092 | CEFA | Z |
| #23105 | CER | + |
| #2093 | CGCT Industries | Z |
| #19565 | CGH Services | Z |
| #2094 | CGL | ? |