| TTruesoups | Kent | — | ◐ LIKELY ACTIVE |
| TCTwin City Foods Ellensburg | Ellensburg | — | ◐ LIKELY ACTIVE |
| VPValley Processing INC 1 | Sunnyside | — | ◐ LIKELY ACTIVE |
| WFWelch Foods Grandview | Grandview | — | ◐ LIKELY ACTIVE |
| YCYakima Chief East Site | Sunnyside | — | ◐ LIKELY ACTIVE |
| YCYakima Chief INC Sunnyside Extract Plant | Sunnyside | — | ◐ LIKELY ACTIVE |
| AKAmazon.com Kydc LLC Sea 6/8 | Bellevue | — | ◇ UNVERIFIED |
| BCBaker Commodities | Seattle | — | ◇ UNVERIFIED |
| BMBellevue Milk and Ice Cream | Bellevue | — | ◇ UNVERIFIED |
| BCBorden Chemical CO | Kent | — | ◇ UNVERIFIED |
| CACargill Animal Nutrition | Burlington | — | ◇ UNVERIFIED |
| CMCentennial Mills Div Adm Milling | Spokane | — | ◇ UNVERIFIED |
| CPCentral Premix Concrete Sunnyside | Sunnyside | — | ◇ UNVERIFIED |
| COChief Orchards W Chestnut Plant | Yakima | — | ◇ UNVERIFIED |
| CWCliffstar Walla Walla | Walla Walla | — | ◇ UNVERIFIED |
| DIDarling International | Tacoma | — | ◇ UNVERIFIED |
| DVDraper Valley Farms Chehalis Mill | Chehalis | — | ◇ UNVERIFIED |
| DFDrr Fruit Products | Sunnyside | — | ◇ UNVERIFIED |
| EREl Ranchito INC | Zillah | — | ◇ UNVERIFIED |
| EFEpl Feed | Everson | — | ◇ UNVERIFIED |
| FGFerndale Grain Granger | Granger | — | ◇ UNVERIFIED |
| FVFleischmanns Vinegar | Sumner | — | ◇ UNVERIFIED |
| FPFruitsmart Prosser | Prosser | — | ◇ UNVERIFIED |
| IFIndependent Food Processors CO | Sunnyside | — | ◇ UNVERIFIED |
| INInland Northwest Dairies LLC | Spokane | — | ◇ UNVERIFIED |
| JLJ Lieb Foods INC | Kennewick | — | ◇ UNVERIFIED |
| JFJohnson Foods Blaine Ave | Sunnyside | — | ◇ UNVERIFIED |
| JFJohnson Foods INC | Sunnyside | — | ◇ UNVERIFIED |
| KCKings Command Foods INC | Kent | — | ◇ UNVERIFIED |
| 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 |
| OSOberto Sausage CO Kent Plant | Kent | — | ◇ UNVERIFIED |
| OSObi Seafoods LLC Arlington | Arlington | — | ◇ UNVERIFIED |
| OBOcean Beauty Seafoods INC | Monroe | — | ◇ 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 |
| PNPerformix Nutrition Systems | Moses Lake | — | ◇ UNVERIFIED |
| PIPortionables INC | Bellingham | — | ◇ UNVERIFIED |
| PMPurina Mills INC | Spokane | — | ◇ UNVERIFIED |
| QLQuality Liquid Feeds, INC | Granger | — | ◇ UNVERIFIED |
| RFRalcorp Frozen Bakery Products | Kent | — | ◇ UNVERIFIED |
