| Business | Phone |
| Agriculture & Livestock Indust 4350 East West Hwy # 502, Bethesda 20814 | (301) 664-6440 |
| Stanley Med Research Foundatio 5430 Grosvenor Ln # 200, Bethesda 20814 | (301) 571-0760 |
| Soldin Research & Consultants 6308 Walhonding Rd, Bethesda 20816 | (301) 320-3535 |
| Changle Inc 7101 Radnor Rd, Bethesda 20817 | (301) 320-9591 |
| Research Center 4966 Allan Rd, Bethesda 20816 | (301) 320-3849 |
| Enterprise Prison Institute 6009 Selvyn Rd, Bethesda 20817 | (301) 320-9180 |
| National Dietary Research 4650 East West Hwy, Bethesda 20814 | (202) 298-4575 |
| Greater Washington Comm Rsrch 6532 E Halbert Rd, Bethesda 20817 | (301) 229-4454 |
| Health Research Inc 7215 Arrowood Rd, Bethesda 20817 | (301) 469-9570 |
| Life Sciences Research Office 9650 Rockville Pike, Bethesda 20814 | (301) 634-7030 |
| Management Research Institute 6701 Democracy Blvd, Bethesda 20817 | (301) 571-9363 |
| Institute For Global Risk Rsch 9119 Kirkdale Rd, Bethesda 20817 | (301) 530-1527 |