| CMCsr Marine South | Seattle | — | ◇ UNVERIFIED |
| DSDuwamish Shipyard INC | Seattle | — | ◇ UNVERIFIED |
| ETEuro Tek Store Fixture CO 204th St | Kent | — | ◇ UNVERIFIED |
| EWEvoqua Water Technologies Transfer Facility | Seattle | — | ◇ UNVERIFIED |
| FVFishing Vessel Owners Marine Ways INC | Seattle | — | ◇ UNVERIFIED |
| FDFrontier Door and Cabinet | Kent | — | ◇ UNVERIFIED |
| HBHeiser Body Company | Seattle | — | ◇ UNVERIFIED |
| HCHexcel CORP Auburn | Auburn | — | ◇ UNVERIFIED |
| KIKelley Imaging Systems | Kent | — | ◇ UNVERIFIED |
| MBMarco Building | Seattle | — | ◇ UNVERIFIED |
| MFMarine Fluid Systems INC | Seattle | — | ◇ UNVERIFIED |
| MHMars Hill Properties 50th LLC | Seattle | — | ◇ UNVERIFIED |
| MSMasons Supply Company | Seattle | — | ◇ UNVERIFIED |
| NTNorms Truck and Equipment | Pacific | — | ◇ UNVERIFIED |
| NBNorth Boeing Field Georgetown Steamplant | Seattle | — | ◇ UNVERIFIED |
| PBPaccar Building | Bellevue | — | ◇ UNVERIFIED |
| PNPetermann Northwest | Seattle | — | ◇ UNVERIFIED |
| RRResource Recycling Technologies | Seattle | — | ◇ UNVERIFIED |
| SPSeattle Port Fishermans Terminal | Seattle | — | ◇ UNVERIFIED |
| SPSeattle Port Maritime Industrial Cent | Seattle | — | ◇ UNVERIFIED |
| SBSeaview Boatyard West | Seattle | — | ◇ UNVERIFIED |
| SESeaview East Boatyard | Seattle | — | ◇ UNVERIFIED |
| SSSeven Seas Fishing CO | Seattle | — | ◇ UNVERIFIED |
| SPSouth Park Marina | Seattle | — | ◇ UNVERIFIED |
| SYStabbert Yacht and Ship LLC | Seattle | — | ◇ UNVERIFIED |
| TBTern Boats | Kent | — | ◇ UNVERIFIED |
| WSWashington State Liquor Control Board | Seattle | — | ◇ UNVERIFIED |
| YPYacht Performance Center | Seattle | — | ◇ UNVERIFIED |
| 2A281 Autodynamics, INC. | Ravensdale | — | ◐ LIKELY ACTIVE |
| ARAerojet Rocketdyne WA Redmond 11411 139th Place NE ARSPPS | Redmond | 100–499 | ◐ LIKELY ACTIVE |
| AAAstronics Advanced Electronic Systems CORP. | Kirkland | — | ◐ LIKELY ACTIVE |
| AAAstronics Advanced Electronic Systems CORP. | Redmond | — | ◐ LIKELY ACTIVE |
| AKAstronics Kent, WA | Kent | 20–99 | ◐ LIKELY ACTIVE |
| ATAt the Ready, LLC | Seattle | — | ◐ LIKELY ACTIVE |
| ASAuburn Satellite Assembly | Auburn | 20–99 | ◐ LIKELY ACTIVE |
| AWAuburn, WA (WA001) | Auburn | 500+ | ◐ LIKELY ACTIVE |
| BOBlue Origin Renton | Renton | 500+ | ◐ LIKELY ACTIVE |
| CACentrix Aerospace, LLC | Kent | — | ◐ LIKELY ACTIVE |
| CRCoastal Repair Group LLC | Seattle | — | ◐ LIKELY ACTIVE |
| EAEagle Aero, LLC | Renton | — | ◐ LIKELY ACTIVE |
| EEEdc Engineering Limited Liability CO. | Seattle | — | ◐ LIKELY ACTIVE |
| EMEtw Midco INC | Issaquah | — | ◐ LIKELY ACTIVE |
| FMFTI Manufacturing | Seattle | 100–499 | ◐ LIKELY ACTIVE |
| GSGD-OTS Seattle, North Creek Development Center | Bothell | 20–99 | ◐ LIKELY ACTIVE |
| GMGemini Management LTD. | Kirkland | — | ◐ LIKELY ACTIVE |
| HRHoneywell Redmond WA05 | Redmond | 500+ | ◐ LIKELY ACTIVE |
| KTKenworth Truck Company - R&D | Renton | 20–99 | ◐ LIKELY ACTIVE |
| KTKenworth Truck Company - Yarrow Bay | Kirkland | 500+ | ◐ LIKELY ACTIVE |
| LMLeonards Metal INC | Auburn | — | ◐ LIKELY ACTIVE |
| PIPACCAR Inc - Corporate | Bellevue | 100–499 | ◐ LIKELY ACTIVE |