| ID | Name | Type |
|---|---|---|
| #2114 | CPC | ? |
| #2115 | CPL Computer Plus Soft GmbH | Z |
| #2116 | CPL Computing | Z |
| #2117 | CPS | ? |
| #17116 | CR Electronics | S |
| #2120 | CRC Software | Z |
| #2121 | CRG | ? |
| #2122 | CRL Group PLC | P |
| #17117 | CS Software | S |
| #2123 | CS-Setup | ? |
| #16007 | CSC | P |
| #2124 | CSL Microdata | Z |
| #2125 | CSP Systems | Z |
| #22333 | CSS Electronics | P |
| #2126 | CV Software | Z |
| #2127 | CVM | - |
| #2128 | Cable Interactive Services | Z |
| #2129 | Cable Software | P |
| #2130 | Cabsoft | Z |
| #2131 | Cache | ? |