Company Index
- Z Corporation - Stoke on Trent
- Zen Internet Ltd - Rochdale
- Zenner Technology - Pontypridd
- Zero-1 Ltd - Buxton
- Zeta Commerce Ltd - Poole
- ZigZak Computers - Arbroath
- Zincweb Internet - Peterhead
- Zip Leasing Ltd - Paignton
- Zippa Communications - Stafford
- Ziptech Services Ltd - Shepperton
- ZipToNet Ltd - Wilmslow
- Zipzap Computers Ltd - Lincoln
- Zoneweb Internet - London
- Zoo Digital Group plc - Sheffield
- Zoonami - Cambridge
- Zoya technologies - London
- Zsah Ltd - London
- ZTE (UK) Ltd - London
- Zulusurf Atlantic Telephony Solutions - Dunfermline
- Zygology Systems Ltd - High Wycombe
- Zytronic Displays Ltd - Blaydon on Tyne
