| Business | Phone |
| Adaptive Computers Sales & Svc 3408 Arlington Pl, Portsmouth 23707 | (757) 399-6900 |
| Advance Information Systems 4717 Portsmouth Blvd, Portsmouth 23701 | (757) 488-9292 |
| B N Networking Inc 108 Oregon Ave, Portsmouth 23701 | (757) 536-8488 |
| Will Serve Systems-Engineering 4728 Viola Ter, Portsmouth 23703 | (757) 673-2780 |
| Wright Technology Solutions Portsmouth 23704 | (757) 434-2326 |