| PAPort Angeles Rayonier Mill Site | Port Angeles | — | ◇ UNVERIFIED |
| RCRose City Printing and Packaging | Vancouver | — | ◇ UNVERIFIED |
| RTR T London Company | Olympia | — | ◇ UNVERIFIED |
| SCSsa Containers INC | Tacoma | — | ◇ UNVERIFIED |
| WPWeyerhaeuser Paper CO Union Gap | Union Gap | — | ◇ UNVERIFIED |
| ASAdministrative Solutions Direct Logistics LLC | Tacoma | — | ◐ LIKELY ACTIVE |
| AWAlgona, Wa | Algona | 100–499 | ◐ LIKELY ACTIVE |
| APAlliance Packaging LLC | Renton | 100–499 | ◐ LIKELY ACTIVE |
| AWAuburn, Wa Hexacomb | Auburn | 20–99 | ◐ LIKELY ACTIVE |
| CKCenveo Kent | Kent | 100–499 | ◐ LIKELY ACTIVE |
| CPCorrugated Packaging Longview Box CT | Longview | 20–99 | ◐ LIKELY ACTIVE |
| CPCorrugated Packaging Longview Specialty CT | Longview | 100–499 | ◐ LIKELY ACTIVE |
| CPCorrugated Packaging Yakima CT | Yakima | 100–499 | ◐ LIKELY ACTIVE |
| DTDie Techs - Yakima | Yakima | 1–19 | ◐ LIKELY ACTIVE |
| EWEconobox Warehouse | Renton | 1–19 | ◐ LIKELY ACTIVE |
| IPIcon Protection Ridgefield | Ridgefield | 20–99 | ◐ LIKELY ACTIVE |
| IEInland Empire paper Company | Millwood | 100–499 | ◐ LIKELY ACTIVE |
| IPInternational Paper: Yakima Container | Union Gap | 100–499 | ◐ LIKELY ACTIVE |
| JDJl Darling, LLC | Fife | — | ◐ LIKELY ACTIVE |
| MOMill Operations Longview CBM | Longview | 500+ | ◐ LIKELY ACTIVE |
| NDNippon Dynawave Packaging Federal way | Federal Way | 20–99 | ◐ LIKELY ACTIVE |
| NPNorthwest Paper Box Mfrs., Inc. SeaTac | Seatac | 1–19 | ◐ LIKELY ACTIVE |
| OCOlympia Container | Olympia | 100–499 | ◐ LIKELY ACTIVE |
| PPPortco Packaging - Toppenish | Toppenish | 20–99 | ◐ LIKELY ACTIVE |
| PTPort Townsend Paper Company LLC | Port Townsend | — | ◐ LIKELY ACTIVE |
| RWRichland, Wa | Richland | 100–499 | ◐ LIKELY ACTIVE |
| RARLG - Advanced Labels West | Mukilteo | 20–99 | ◐ LIKELY ACTIVE |
| SDSeattle Distribution Center | Kent | 1–19 | ◐ LIKELY ACTIVE |
| URUPM Raflatac - Vancouver | Vancouver | 1–19 | ◐ LIKELY ACTIVE |
| WOWA050 Olympia Container | Olympia | 100–499 | ◐ LIKELY ACTIVE |
| WCWA093 Camas Tissue | Camas | 100–499 | ◐ LIKELY ACTIVE |
| WWWallula, Wa Container Plant | Wallula | 100–499 | ◐ LIKELY ACTIVE |
| WWWALLULA WA Mill | Wallula | 100–499 | ◐ LIKELY ACTIVE |
| WTWoodland - Tubes & Cores - C357 | Woodland | 20–99 | ◐ LIKELY ACTIVE |
| ACAllpak Container LLC | Renton | — | ◇ UNVERIFIED |
| AAApplied Applications International | Kelso | — | ◇ UNVERIFIED |
| AHAssociated Hygienic Products | Vancouver | — | ◇ UNVERIFIED |
Boise Cascade Trucking Operations | Wallula | — | ◇ UNVERIFIED |
| BPBoise Paper a Div of Packaging CORP of a | Wallula | — | ◇ UNVERIFIED |
| BMBox Maker the | Kent | — | ◇ UNVERIFIED |
| CMCaraustar Mill Group INC | Tacoma | — | ◇ UNVERIFIED |
| CMCoffey Management LLC | Spokane | — | ◇ UNVERIFIED |
| DSDhl Supply Chain | Tacoma | — | ◇ UNVERIFIED |
| FCFibro Corporation | Tacoma | — | ◇ UNVERIFIED |
| FCFibro Corporation | Wenatchee | — | ◇ UNVERIFIED |
| HPHealthy Pet Lc Ferndale | Ferndale | — | ◇ UNVERIFIED |
| HSHr Spinner CORP Yakima | Yakima | — | ◇ UNVERIFIED |
| ILImpale LLC | Kirkland | — | ◇ UNVERIFIED |
| JLJ L Darling Corporation | Tacoma | — | ◇ UNVERIFIED |
| LFLongview Fibre Paper & Packaging Longvie | Longview | — | ◇ UNVERIFIED |