Contents:
- Coradi (Zurich)
- CoreComputer Related Equipment Ltd
- Corning
- Cotron Electronics Ltd
- CPS (Data Systems) Ltd
- CPU Computers (EECU)
- Cramer Electronics
- Cray Research Inc.
- Creed & Co Ltd
- Cristie Electronics Ltd
- Crompton Instruments
- Crosfield Graphic Equipment
- Crow of Reading Ltd
- CTL
- Cubic Corporation
- CXL Communications (UK)
- Dacoll Group