| Business | Phone |
| Avenel Associates 1607 22nd St Nw, Washington 20008 | (202) 328-0199 |
| Brabender Cox Political Mike 600 Pennsylvania Ave Se # 220, Washington 20003 | (202) 547-1195 |
| Clinton Group Inc 1350 Connecticut Ave Nw # 1102, Washington 20036 | (202) 223-4747 |
| Dewey Square Group 1001 G St Nw # 300e, Washington 20001 | (202) 638-5616 |
| Duberstein Group Inc 2100 Pennsylvania Ave Nw # 500, Washington 20037 | (202) 728-1100 |
| Eop Group Inc 819 7th St Nw # 400, Washington 20001 | (202) 833-8940 |
| Haley & Assoc 412 1st St Se # 1, Washington 20003 | (202) 484-7137 |
| Nickels Group 607 14th St Nw # 530, Washington 20005 | (202) 637-0214 |
| Potomac Advocates 321 D St Ne, Washington 20002 | (202) 547-4192 |
| Sautter Communications 3623 Everett St Nw, Washington 20008 | (202) 244-3111 |