| Business | Phone |
| Capital Technologies Svc 12th & C St Sw # 237amp;, Washington 20250 | (202) 479-0970 |
| Halifax Technical Svc Inc 451 7th St Sw, Washington 20410 | (202) 863-1055 |
| Four Hundred Nine Twelfth St 409 12th St Sw, Washington 20024 | (202) 314-2334 |
| P M Svc Co 1800 F St Nw # B221c, Washington 20405 | (202) 289-6942 |
| P M Svc Co 333 Constitution Ave Nw, Washington 20001 | (202) 289-4844 |
| Permanent Solutions Industries 1301 Constitution Ave Ne, Washington 20002 | (202) 789-8204 |
| Saul Subsidiary Limited 601 Pennsylvania Ave Nw, Washington 20004 | (202) 393-3507 |
| Tecom Inc 1200 Pennsylvania Ave Nw, Washington 20004 | (202) 408-8934 |
| T K Svc 401 14th St Sw, Washington 20024 | (202) 488-8006 |