| ID | Name | Type |
|---|---|---|
| #2311 | Centre Divulgador de la Informatica | Z |
| #2312 | CentreSoft | S |
| #21174 | Centro Brasileiro de Informatica | Z |
| #2313 | Centuri | ? |
| #2314 | Century City Software Ltd | Z |
| #2315 | Century Communications Ltd | P |
| #2316 | Century Electronics Ltd | Z |
| #2317 | Century Publishing Co. Ltd | Z |
| #2319 | Century Software [ES] | Z |
| #2318 | Century Software [UK] | Z |
| #2320 | Ceran Software | Z |
| #2321 | Ceri Williams | + |
| #20669 | Cesar Alvarez | + |
| #2322 | Cesar Astudillo | + |
| #2323 | Cesar Blanco Lopez | + |
| #2324 | Cesar Diez | + |
| #2325 | Cesar Garrido | + |
| #2326 | Cesar Gimenez | + |
| #2327 | Cesar Hernandez Bano | + |
| #22278 | Cesar Jose Hernandez | + |