| Business | Phone |
| Aquatic Environmental Sciences 644 Old Eaglemount Rd, Port Townsend 98368 | (360) 732-4464 |
| Exa Data & Mapping Svc 211 Taylor St, Port Townsend 98368 | (360) 379-9003 |
| Northwest Asbestos Consultants 406 Reed St, Port Townsend 98368 | (360) 385-0584 |
| Northwest Natural Resource Grp 210 Polk St, Port Townsend 98368 | (360) 379-9421 |
| Pascoe Environmental Consult 210 Taylor St 15, Port Townsend 98368 | (360) 385-9977 |
| Hood Canal Coordinating 211 Taylor St, Port Townsend 98368 | (360) 379-2269 |
| Marine Resources Consultants 1322 Washington St, Port Townsend 98368 | (360) 385-4486 |
| Marine Surveys & Assessments 521 Snagstead Way, Port Townsend 98368 | (360) 385-4073 |