| Business | Phone |
| Bannon Research 80 F St Nw # 804, Washington 20001 | (202) 628-4809 |
| Belden Russonello & Stewart 1320 19th St Nw # 700, Washington 20036 | (202) 822-6090 |
| Bennett Petts & Blumenthal 1010 Wisconsin Ave Nw # 208, Washington 20007 | (202) 342-0700 |
| Bunge North America Inc 750 1st St Ne # 1070, Washington 20002 | (202) 216-1780 |
| Carma International Inc 1023 15th St Nw # 700, Washington 20005 | (202) 842-1818 |
| Corporate Executive Board 2001 K St Nw, Washington 20006 | (202) 777-9000 |
| Corporate Executive Board Co 2000 Pennsylvania Ave Nw #6000, Washington 20006 | (202) 777-5000 |
| Crg Research 1730 Rhode Island Ave Nw, Washington 20036 | (202) 862-5566 |
| Cromer Group 136 11th St Se, Washington 20003 | (202) 544-0284 |
| Decision Making Research 4420 Westover Pl Nw, Washington 20016 | (202) 363-8734 |
| Ebony Marketing Research Inc 666 11th St Nw # 730, Washington 20001 | (202) 628-4640 |
| Edge Research 3339 Military Rd Nw, Washington 20015 | (202) 237-2343 |
| Feldman Group Inc 508 8th St Se, Washington 20003 | (202) 547-3000 |
| Fintrac Inc 1746 Kalorama Rd Nw, Washington 20009 | (202) 462-8475 |
| Hamilton Beattie & Staff 4201 Connecticut Ave Nw # 212, Washington 20008 | (202) 686-5900 |
| Hsg-Gould Assoc 1140 Connecticut Ave Nw # 777, Washington 20036 | (202) 659-6410 |
| Inc Research Inst-Seismology 1200 New York Ave Nw # 800, Washington 20005 | (202) 682-2220 |
| Inter-Ski Svc 1506 27th St Nw, Washington 20007 | (202) 342-0886 |
| International Access Inc 1015 18th St Nw, Washington 20036 | (202) 223-7040 |
| International Foundation-Elctn 1101 15th St Nw, Washington 20005 | (202) 352-2242 |
| Investigative Project 5505 Connecticut Ave Nw, Washington 20015 | (202) 363-8602 |
| Krc Research 700 13th St Nw # 800, Washington 20005 | (202) 628-1118 |
| La Scola Qualitative Research 3900 Connecticut Ave Nw # 101f, Washington 20008 | (202) 363-9367 |
| Market Growth Inc 1625 I St Nw, Washington 20006 | (202) 296-2346 |
| Mellman 1000 Thomas Jefferson St Nw, Washington 20007 | (202) 625-0370 |
| National Research Inc 4201 Connecticut Ave Nw # 212, Washington 20008 | (202) 686-9350 |
| National Survey Ctr Inc 4401 Connecticut Ave Nw # A, Washington 20008 | (202) 244-3937 |
| New Energy & Ind Tech 2000 L St Nw # 605, Washington 20036 | (202) 822-9298 |
| Norrell-Thomas & Assoc 1611 Webster St Nw, Washington 20011 | (202) 882-6400 |
| Olchak Market Research 900 17th St Nw # 650, Washington 20006 | (202) 822-8590 |
| Organizational Research 2009 Park Rd Nw, Washington 20010 | (202) 667-0078 |
| Peter D Hart Research Assoc 1724 Connecticut Ave Nw, Washington 20009 | (202) 234-5570 |
| Pursuant Inc 2141 P St Nw, Washington 20037 | (202) 887-0070 |
| R Jack Clapp & Assoc 444 N Capitol St Nw # 828, Washington 20001 | (202) 638-5300 |
| Radio Tv Monitoring Svc 3408 Wisconsin Ave Nw # 215, Washington 20016 | (202) 244-1901 |
| Rafael Usa Inc 4455 Connecticut Ave Nw # B400, Washington 20008 | (202) 895-5300 |
| Regent Group 1215 19th St Nw, Washington 20036 | (202) 728-4278 |
| Research Information Svc 701 Pennsylvania Ave Nw # 100c, Washington 20004 | (202) 737-7111 |
| Sds 1501 M St Nw, Washington 20005 | (202) 659-2700 |
| T Baugh & Co 5165 Macarthur Blvd Nw, Washington 20016 | (202) 530-9890 |
| Wit Consulting 4750 41st St Nw, Washington 20016 | (202) 244-0453 |
| Zogby Group 918 16th St Nw, Washington 20006 | (202) 429-0022 |
| Washington Nichibei Consultant 529 14th St Nw # 830, Washington 20045 | (202) 293-6958 |
| Voter Consumer Research 516 C St Ne, Washington 20002 | (202) 546-8990 |
| Fontheim International 601 13th St Nw # 1100n, Washington 20005 | (202) 296-8100 |
| T Baugh & Co 2122 P St Nw # 302, Washington 20037 | (202) 530-9890 |