| Company | Headquarters / Registered Office | Nature of Business | Rank | Map |
| TERRAN SYSTEMS LIMITED |
53 WHITEBEAM CLOSE COLDEN COMMON WINCHESTER HAMPSHIRE SO21 1AJ |
7221 - Software publishing 7222 - Other software consultancy and supply 7260 - Other computer related activities |
0.0407 | |
| LANTECK LIMITED |
UNIT 1 LEYLANDS FARM BUSINESS PARK NOBS CROOK COLDEN COMMON WINCHESTER HAMPSHIRE ENGLAND SO21 1TH |
0.0295 | ||
| VERIFICATION SYSTEMS LTD |
4 LEYLANDS BUSINESS PARK NOBS CROOK COLDEN COMMON WINCHESTER HAMPSHIRE SO21 1TH |
0.021 | ||
| E-SECURE.NET LIMITED |
4 LEYLANDS BUSINESS PARK COLDEN COMMON WINCHESTER HAMPSHIRE, UNITED KINGDOM SO21 1TH |
7260 - Other computer related activities |
0.0115 | |
| WARD KIRKWOOD LIMITED |
6 CLAMP GREEN COLDEN COMMON WINCHESTER HAMPSHIRE SO21 1UA |
7260 - Other computer related activities 7414 - Business & management consultancy |
0 | |
| QIC SYSTEMS LIMITED |
SULLIVAN COURT WESSEX BUSINESS PARK, WESSEX WAY COLDEN COMMON WINCHESTER HAMPSHIRE ENGLAND SO21 1WP |
7260 - Other computer related activities |
0 | |
| BALLISTIC RESEARCH LIMITED |
UNIT 1 LEYLANDS FARM BUSINESS PARK NOBS CROOK COLDEN COMMON WINCHESTER HAMPSHIRE ENGLAND SO21 1TH |
0 | ||
| PRIZEBYTE LTD |
4 LEYLANDS PARK COLDEN COMMON WINCHESTER HAMPSHIRE SO21 1TH |
7260 - Other computer related activities 7414 - Business & management consultancy |
0 | |
| OVERLAND NETWORKS LIMITED |
4 LEYLANDS BUSINESS PARK COLDEN COMMON WINCHESTER UNITED KINGDOM SO21 1TH |
7260 - Other computer related activities |
0 |
| Level 1 |
Information and communication |
| Level 2 |
Computer programming, consultancy and related activities |
| Level 5 |
Computer consultancy activities Other information technology and computer service activities |