Contents:
- Micro Computer Systems Ltd
- Micro Consultants
- Microfilm Equipment (Mfg) Ltd
- Micromation Ltd
- Microsystem Services
- Microtecnica
- Midac
- Midland Business Machines
- Midlectronic Ltd
- Mills Associates Ltd
- MiniComputer Systems Ltd
- Minitronics International Ltd
- Minster Automation Ltd
- Mitsubishi Electric Corporation
- Modular Computer Systems
- Modular Technology
- Monolithic Memories Inc.
- Monotype Corporation