ST Crews beginning with C :

Cerebral Vortex  France
Checkpoint  Germany
Clone  France
Cobra Team  Poland
Copy Service Stuttgart (CSS)  Germany
Cor Blimey Not Arf  Great Britain
Cream  Germany
Crusaders  Netherlands
Cybernetics  France
Cynix  Great Britain
The Carebears (TCB)  Sweden
The Chaos Engine (TCE)  Germany
The Corporation  Great Britain
The Crusaders  Germany