| Business | Phone |
| Cai Resources 10507 Walter Thompson Dr, Vienna 22181 | (703) 255-2240 |
| D E Gushee Inc 2104 Post Rd, Vienna 22181 | (703) 935-3679 |
| Venture Resources Inc 8131 Boss St, Vienna 22182 | (703) 917-0332 |
| Knowledge Resource Center Inc 1950 Old Gallows Rd, Vienna 22182 | (703) 848-2100 |
| Softsol Resources Inc 8000 Towers Crescent Dr, Vienna 22182 | (703) 847-3601 |