Cambridge Networks
- Providing computer network services and support to Cambridge based businesses.
- http://www.cambridge-networks.co.uk/

Active Network Systems Ltd
- Hardware solutions that are, as far as possible, modular, and based on, or built from, industry standards.
- http://www.ans-ltd.co.uk/

Tesseration Ltd
- IT Consultancy and Software Development company specialising in Systems and Data management and helping clients make optimum use of their existing IT investment
- http://www.tesseration.com

Entrix Computing
- IT products for systems management and connectivity including, console management, server monitoring, alerting and paging, IT security and data management and replication. Terminal servers, Industrial automation, serial to ethernet connection.
- http://www.entrix.co.uk/

Computer Network Services Ltd
- Undertakes complete computer system and network management, effectively acting as your "In-house" IT Manager.
- http://www.cns-ltd.co.uk/

Oddsoft Ltd.
- Authors of the Radio Aids Navigation Tutor. PC software for pilots wishing to learn about the use of radio aids.
- http://www.oddsoft.co.uk/