| Business | Phone |
| 1blackbox Software Llc 6186 River Forest Dr, Manassas 20112 | (703) 794-0411 |
| Acs 11430 Balls Ford Rd, Manassas 20109 | (703) 369-9800 |
| Aitg Inc 7631 Coppermine Dr, Manassas 20109 | (703) 257-2040 |
| Wfi Government Svc Inc 7591 Coppermine Dr, Manassas 20109 | (703) 393-0504 |
| Vertical Marketing 10021 Balls Ford Rd B, Manassas 20109 | (703) 367-9571 |
| Tmc Consulting Manassas 20112 | (703) 583-1242 |
| Caci Inc 10697 Wakeman Ct, Manassas 20110 | (703) 393-0269 |
| Solve-It Inc 7960 Donegan Dr, Manassas 20109 | (703) 367-9620 |
| D B Dynamics 10262 Battlefield Dr, Manassas 20110 | (703) 330-1026 |
| Digital Fusion 8967 Center St, Manassas 20110 | (703) 331-4700 |
| M-Vision Software Inc 9154 Key Commons Ct, Manassas 20110 | (703) 530-7711 |
| Parjen Consulting 8960 Milroy Court, Manassas 20110 | (703) 470-6067 |