| Business | Phone |
| Cybersharp Inc-It Consult/Trng 718 Birch Ct, Herndon 20170 | (703) 362-3781 |
| Cybertrust Inc 13650 Dallas Technlgy Dr 500, Herndon 20171 | (703) 480-8200 |
| Extreme Networks Inc 220 Spring St, Herndon 20170 | (703) 885-6700 |
| Foundry Networks 12801 Worldgate Dr, Herndon 20170 | (571) 203-7800 |
| Trisec Associate Inc 2905 Parklawn Ct, Herndon 20171 | (703) 471-6564 |
| Irma Network Inc Herndon 20170 | (703) 437-0317 |
| Steel Cloud Inc 14040 Park Ctr Rd # 210, Herndon 20171 | (703) 450-0400 |
| Secure Network Systems Inc 12471 Manderley Way, Herndon 20171 | (703) 758-8606 |
| Shaugnessy Newtwork Co Herndon 20171 | (703) 390-9767 |
| Rmci Po Box 710328, Herndon 20171 | (703) 793-0817 |
| Net Wise Inc 3210 Greenstone Way, Herndon 20171 | (703) 471-4471 |
| Niche Networks Llc 250 Exchange Pl, Herndon 20170 | (703) 925-9606 |
| Nowthor Corp 13132 Rose Petal Cir, Herndon 20171 | (703) 668-9403 |