Space Valves, INC. | Tukwila | — | ● ACTIVE |
Spin Flight LLC | Seattle | — | ● ACTIVE |
Sportworks Global LLC | Monroe | — | ● ACTIVE |
Stabbert Marine & Industrial, LLC | Seattle | — | ● ACTIVE |
Striegel Supply, INC. | Spokane Valley | — | ● ACTIVE |
Sustainable Skylines CORP | Everett | — | ● ACTIVE |
The Boeing Company | Tukwila | — | ● ACTIVE |
| UMUnited Marine Group LLC | Olympia | — | ● ACTIVE |
Vision Electric Northwest, INC | Tacoma | — | ● ACTIVE |
Walashek Industrial & Marine, INC. | Tukwila | — | ● ACTIVE |
Warrior Won Contracting LLC | Kennewick | — | ● ACTIVE |
Washington Marine Cleaning LLC | Everett | — | ● ACTIVE |
Wave Motion Launch Corporation | Seattle | — | ● ACTIVE |
Wegmatt LLC | Redmond | — | ● ACTIVE |
Xplore INC | Bellevue | — | ● ACTIVE |
| APAero Plastics INC | Renton | 20–99 | ◐ LIKELY ACTIVE |
Egis Group LLC | Bellingham | 1–19 | ◐ LIKELY ACTIVE |
Fatigue Technology, INC | Tukwila | — | ◐ LIKELY ACTIVE |
| HHotstart | Spokane | 100–499 | ◐ LIKELY ACTIVE |
Janicki Industries, INC. | Sedro Woolley | — | ◐ LIKELY ACTIVE |
Platypus Marine INC | Port Angeles | 20–99 | ◐ LIKELY ACTIVE |
| PAPrimus Auburn | Algona | 100–499 | ◐ LIKELY ACTIVE |
| WSWestport Shipyard INC | Westport | 100–499 | ◐ LIKELY ACTIVE |
| GHGeo Heiser Body CO. LLC | Seattle | 1–19 | ◐ LIKELY ACTIVE |
| STStar Transport Trailers INC | Sunnyside | 1–19 | ◐ LIKELY ACTIVE |
| AMArima Marine International INC | Auburn | — | ◐ LIKELY ACTIVE |
| ATAviation Technical Services PAE | Everett | 500+ | ◐ LIKELY ACTIVE |
| BCBoeing Company Frederickson | Puyallup | — | ◐ LIKELY ACTIVE |
| BEBoeing Everett | Everett | — | ◐ LIKELY ACTIVE |
| BFBoeing Fabrication Div | Auburn | — | ◐ LIKELY ACTIVE |
| BRBoeing Renton Bfe Building | Renton | — | ◐ LIKELY ACTIVE |
| CAC and D Zodiac CORP Marysville | Marysville | — | ◐ LIKELY ACTIVE |
| CACentrix Aerospace, LLC | Kent | 20–99 | ◐ LIKELY ACTIVE |
| EMExotic Metals Forming Company LLC | Kent | — | ◐ LIKELY ACTIVE |
| FMFluid Motion | Arlington | — | ◐ LIKELY ACTIVE |
| FMFluid Motion | Monroe | — | ◐ LIKELY ACTIVE |
| HMHewes Marine CO | Colville | 100–499 | ◐ LIKELY ACTIVE |
| MMModutech Marine INC | Tacoma | 20–99 | ◐ LIKELY ACTIVE |
| NBNaval Base Kitsap at Bangor | Silverdale | — | ◐ LIKELY ACTIVE |
| PTPort Townsend Shipwrights | Port Townsend | 20–99 | ◐ LIKELY ACTIVE |
| PMPrecision Machine Works, INC | Tacoma | 100–499 | ▲ REPORTED CLOSED |
Seaton Engineering CORP | Loon Lake | 1–19 | ◐ LIKELY ACTIVE |
| UCUmbra Cuscinetti INC | Everett | 20–99 | ◐ LIKELY ACTIVE |
| USUniversity Swaging Corporation | Woodinville | 100–499 | ◐ LIKELY ACTIVE |
| UAUS Af Fairchild Airway Heights | Fairchild Afb | — | ◐ LIKELY ACTIVE |
| UNUS Navy Puget Sound Naval Shipyard (psns) - Tanks | Bremerton | — | ◐ LIKELY ACTIVE |
| WSWestport Shipyard INC Port Angeles | Port Angeles | — | ◐ LIKELY ACTIVE |
| WGWipro Givon USA INC | Everett | — | ◐ LIKELY ACTIVE |
| BABoeing Aandm Moses Lake | Moses Lake | — | ◐ LIKELY ACTIVE |
| EMExotic Metals Forming CO LLC | Airway Heights | — | ◐ LIKELY ACTIVE |