| FPFruitsmart Prosser | Prosser | — | ◇ UNVERIFIED |
| IFIndependent Food Processors CO | Sunnyside | — | ◇ UNVERIFIED |
| INInland Northwest Dairies LLC | Spokane | — | ◇ UNVERIFIED |
| JIJohn I Haas INC Hop Extraction Support F | Yakima | — | ◇ UNVERIFIED |
| JFJohnson Foods Blaine Ave | Sunnyside | — | ◇ UNVERIFIED |
| JFJohnson Foods INC | Sunnyside | — | ◇ UNVERIFIED |
| KCKings Command Foods INC | Kent | — | ▲ REPORTED CLOSED |
| LQLake Quinault School | Amanda Park | — | ◇ UNVERIFIED |
| LWLamb Weston Bsw | Warden | — | ◇ UNVERIFIED |
| LBLandscape Bark | Tacoma | — | ◇ UNVERIFIED |
| NFNational Frozen Foods CORP | Chehalis | — | ◇ UNVERIFIED |
| NFNational Frozen Foods CORP Moses Lake | Moses Lake | — | ◇ UNVERIFIED |
| NDNorthwest Detention Center | Tacoma | — | ◇ UNVERIFIED |
| NPNorthwest Pet Products | Woodland | — | ◇ UNVERIFIED |
| OSOberto Sausage CO Kent Plant | Kent | — | ◇ UNVERIFIED |
| OSObi Seafoods LLC Arlington | Arlington | — | ◇ UNVERIFIED |
| OBOcean Beauty Seafoods-llc-ewing Street | Seattle | — | ◇ UNVERIFIED |
| OCOcean Cold LLC Westport | Westport | — | ◇ UNVERIFIED |
| OFOcean Fresh Seafood M/v Ocean Fresh | Seattle | — | ◇ UNVERIFIED |
| OPOregon Potato Company | Pasco | — | ◇ UNVERIFIED |
| PCPacific Coast Canola | Warden | — | ◇ UNVERIFIED |
| PCPacific Coast Producers | Yakima | — | ◇ UNVERIFIED |
| PRPacific Rendering CO INC | Seattle | — | ◇ UNVERIFIED |
| QLQuality Liquid Feeds, INC | Granger | — | ◇ UNVERIFIED |
| RFRalcorp Frozen Bakery Products | Kent | — | ◇ UNVERIFIED |
| RRResource Recovery Group | Grandview | — | ◇ UNVERIFIED |
| SSSafeway Spokane Truck Stop | Spokane | — | ◇ UNVERIFIED |
| SBSeattle Bulk Shipping LLC | Seattle | — | ◇ UNVERIFIED |
| SFSeneca Foods CORP Dayton | Dayton | — | ◇ UNVERIFIED |
| SUShonan USA INC | Grandview | — | ◇ UNVERIFIED |
| TPTacoma Public Utilities Lagrande Dam | La Grande | — | ◇ UNVERIFIED |
| TFThermo Fluids INC | Sumner | — | ◇ UNVERIFIED |
| TTTree Top Prosser Plant | Prosser | — | ◇ UNVERIFIED |
| TTTree Top Ross Plant | Selah | — | ◇ UNVERIFIED |
| TPTri Pak 3 | Tacoma | — | ◇ UNVERIFIED |
| TCTwin City Foods Ellensburg | Ellensburg | — | ◇ UNVERIFIED |
| TCTwin City Foods INC Pasco | Pasco | — | ◇ UNVERIFIED |
| TCTwin City Foods Kennewick | Kennewick | — | ◇ UNVERIFIED |
| UIUnisea INC Redmond | Redmond | — | ◇ UNVERIFIED |
| VPValley Processing 2 | Sunnyside | — | ◇ UNVERIFIED |
| VRValley Ready Mix | Sunnyside | — | ◇ UNVERIFIED |
| WHWan Hua Foods INC | Seattle | 1–19 | ◇ UNVERIFIED |
| WCWashington Crab Bottomfish and Fishmeal | Westport | — | ◇ UNVERIFIED |
| WPWestern Polymer Menan Division | Moses Lake | — | ◇ UNVERIFIED |
| WFWestway Feed Products CO INC | Seattle | — | ◇ UNVERIFIED |
| 5H510 Helget Gas - Vancouver | Vancouver | 1–19 | ◐ LIKELY ACTIVE |
| 5H520 Helget Gas - Tacoma | Tacoma | 1–19 | ◐ LIKELY ACTIVE |
| AVAcme Valley Ice Cream | Poulsbo | 20–99 | ◐ LIKELY ACTIVE |
| AFAFCO Feed Mill | Spokane Valley | 20–99 | ◐ LIKELY ACTIVE |
| APAlgona P24 | Algona | 20–99 | ◐ LIKELY ACTIVE |
