| DODominion Organics | Ferndale | — | ◇ UNVERIFIED |
| EBEden Bioscience | Bothell | — | ◇ UNVERIFIED |
| EGEdgemont Group | Wenatchee | — | ◇ UNVERIFIED |
| EMElitechgroup Molecular Diagnostics | Bothell | — | ◇ UNVERIFIED |
| ETElysian Taproom | Seattle | — | ◇ UNVERIFIED |
| EMEm Matson Jr CO INC | North Bend | — | ◇ UNVERIFIED |
| FAFairn and Swanson | Seattle | — | ◇ UNVERIFIED |
| FSFiberglass Structures | Arlington | — | ◇ UNVERIFIED |
| FPFikes Products and Services | Kent | — | ◇ UNVERIFIED |
| FSFood Service of America Kent | Kent | — | ◇ UNVERIFIED |
| GWGaco Western LLC | Tukwila | — | ◇ UNVERIFIED |
| GDGeorge Deruyter and Sons Dairy | Outlook | — | ◇ UNVERIFIED |
| GTGless Trucking | Auburn | — | ◇ UNVERIFIED |
| HIHalosource INC | Bothell | — | ◇ UNVERIFIED |
| HIHalosource INC | Raymond | — | ◇ UNVERIFIED |
| HVHidden Valley Transfer Station and Landfill | Puyallup | — | ◇ UNVERIFIED |
| HGHoneybear Growers | Brewster | — | ◇ UNVERIFIED |
| IEI90 Express Finishing INC | Spokane | — | ◇ UNVERIFIED |
| I9I 90 Express Finishing Spokane Valley | Spokane Valley | — | ◇ UNVERIFIED |
| ICInterplastic Corporation | Kent | — | ◇ UNVERIFIED |
| JIJanicki Industries INC Sedro Woolley | Sedro Woolley | — | ◇ UNVERIFIED |
| JWJeld Wen Coatings Tukwila | Tukwila | — | ◇ UNVERIFIED |
| KWKemira Water Solutions INC Longview | Longview | — | ◇ UNVERIFIED |
| KSKleenco Site | Kent | — | ◇ UNVERIFIED |
| LCLakewood City Muni Sw | Lakewood | — | ◇ UNVERIFIED |
| LMLeavitt Machinery | Tukwila | — | ◇ UNVERIFIED |
| LHLittle Hoquiam Boat Shop 2 | Hoquiam | — | ◇ UNVERIFIED |
| LILyell Immunopharma INC Bothell | Bothell | — | ◇ UNVERIFIED |
| MPMds Pharma Services | Bothell | — | ◇ UNVERIFIED |
| MDMercer Distribution Facility | Seattle | — | ◇ UNVERIFIED |
| NSNorth Star Yachts Site | Kalama | — | ◇ UNVERIFIED |
| OCOccidental Chemical Corporation Site | Tacoma | — | ◇ UNVERIFIED |
| OMOlympic Mountain Products | Kent | — | ◇ UNVERIFIED |
| PNPace National LP | Kirkland | — | ◇ UNVERIFIED |
| PPPacific Powder Site | Olympia | — | ◇ UNVERIFIED |
| PPParker Paint Manufacturing CO INC | Tacoma | — | ◇ UNVERIFIED |
| PEPe Ell Hulk Hauling | Aberdeen | — | ◇ UNVERIFIED |
| PCPq Corporation | Tacoma | — | ◇ UNVERIFIED |
| QCQuality Controlled Manufacturing Site | Kent | — | ◇ UNVERIFIED |
| QCQuantum Clean | Washougal | — | ◇ UNVERIFIED |
| RMRsa Microtech Westar Lane | Burlington | — | ◇ UNVERIFIED |
| RPRudd Paint and Varnish Site | Seattle | — | ◇ UNVERIFIED |
| SCSeattle Childrens Hospital Research Inst | Seattle | — | ◇ UNVERIFIED |
| SGSeattle Genetics INC | Bothell | — | ◇ UNVERIFIED |
| SSSimplot Soilbuilders Prosser | Prosser | — | ◇ UNVERIFIED |
| SISonotech INC | Bellingham | — | ◇ UNVERIFIED |
| SMSpecialty Minerals INC Wallula | Wallula | — | ◇ UNVERIFIED |
| SMSpecialty Minerals Longview | Longview | — | ◇ UNVERIFIED |
| SPSpecialty Products | Lakewood | — | ◇ UNVERIFIED |
| SSpringstar | Woodinville | — | ◇ UNVERIFIED |
