| Business | Phone |
| 3 H Technology 1767 Business Center Dr, Reston 20190 | (703) 521-5200 |
| Check Point Software Tchlgs 12007 Sunrise Valley Dr, Reston 20191 | (703) 234-0100 |
| Cleverex Systems 1801 Robert Fulton Dr 500, Reston 20191 | (571) 323-3789 |
| Darc Corp 11951 Freedom Dr, Reston 20190 | (703) 925-6600 |
| Gelco Information Network 1860 Michael Faraday Dr, Reston 20190 | (703) 709-1100 |
| Strategic Business Solutions 1775 Wiehle Ave 350, Reston 20190 | (703) 689-0050 |
| Sideware Corp 1810 Samuel Morse Dr, Reston 20190 | (703) 437-9002 |
| Siebel Systems Inc 12010 Sunset Hills Rd 600, Reston 20190 | (703) 796-7500 |
| Metamor Ent Solutions 2710 Hitchcock Ct, Reston 20191 | (703) 467-3046 |
| Micromuse Inc 12110 Sunset Hills Rd, Reston 20190 | (571) 203-0246 |
| Netuitive 12700 Sunrise Valley Dr, Reston 20191 | (703) 464-1390 |
| Charles E Smith Co 12120 Sunset Hills Rd 30, Reston 20190 | (703) 435-3123 |
| E Commerce Industries Inc 2100 Reston Pkwy, Reston 20191 | (571) 262-2200 |