| Business | Phone |
| 13 D Research 601 Union St, Seattle 98101 | (206) 219-9205 |
| Abacus Research Svc 5413 Meridian Ave N, Seattle 98103 | (206) 545-2733 |
| Accium Biosciences 550 17th Ave 550, Seattle 98122 | (206) 281-3915 |
| Air-Sea Research Inc 3607 Ashworth Ave N, Seattle 98103 | (206) 632-7982 |
| Americas Doctor 16259 Sylvester Rd Sw 502, Seattle 98166 | (206) 243-3701 |
| Applied Inference Seattle 98177 | (206) 533-0231 |
| Aptein Inc 410 Elliott Ave W, Seattle 98119 | (206) 283-6369 |
| Bulldozer 1601 2nd Ave, Seattle 98101 | (206) 443-5656 |
| Coco Corp 101 Elliott Ave W 410, Seattle 98119 | (206) 217-1881 |
| Development Assistance Corp 250 Nw 39th St, Seattle 98107 | (206) 547-3700 |
| E I Spectra 9700 24th Ave Nw, Seattle 98117 | (206) 729-7100 |
| Fetal Alcohol & Drug Unit 180 Nickerson St # 309, Seattle 98109 | (206) 543-7155 |
| Fibromyalgia International Po Box 77373, Seattle 98177 | (206) 362-2310 |
| Health Promotion Research Ctr 1107 Ne 45th St 200, Seattle 98105 | (206) 543-2891 |
| Infectious Disease Research 1124 Columbia St # 600, Seattle 98104 | (206) 285-9080 |
| James Harvey & Assoc 9425 35th Ave Ne, Seattle 98115 | (206) 526-5336 |
| Japan Wood Product Information 810 3rd Ave 459, Seattle 98104 | (206) 625-0216 |