Contents:
- CIG Computer Leasing Ltd
- Cincinnati Milacron Ltd
- Clarke & Smith International Ltd
- Clary Ltd
- Climaire Air Conditioning Ltd
- Clonbeg Ltd
- Codex
- Cole Electronics
- Collins Radio
- Coltex Data Systems Ltd
- Comart
- Commercial Inventory Service Co Ltd
- Commodore Systems
- Communicators Ltd
- Compelec Electronics Ltd
- Comprite Ltd
- Compucorp Computer Design Corp
- Computer Aided Systems (Sales) Ltd
- Computer Ancillaries Ltd
- Computer Automation
- Computer Control Company
- Computer Electronics Ltd
- Computer Engineering
- Computer Factors Ltd
- Computerguard Ltd
- Computer Hardware Inc