| MPMiner - Pace Auburn, WA | Auburn | 20–99 | ◐ LIKELY ACTIVE |
| MCMorfab Company Inc | Woodinville | 1–19 | ◐ LIKELY ACTIVE |
| NWNew Western Stud Welding INC | Seattle | — | ◐ LIKELY ACTIVE |
| OMOquist Machine Works LLC | Duvall | — | ◐ LIKELY ACTIVE |
| OAOrion Alloyworx LLC | Seattle | — | ◐ LIKELY ACTIVE |
| OIOvercast Innovations, LLC | Seattle | 1–19 | ◐ LIKELY ACTIVE |
| PFProgressive Fastening INC | Seattle | — | ◐ LIKELY ACTIVE |
 R.s. Hughes Company, INC. | Kent | — | ◐ LIKELY ACTIVE |
| SSeattle | Seattle | 1–19 | ◐ LIKELY ACTIVE |
| SLSmg LLC | Seattle | — | ◐ LIKELY ACTIVE |
 Smith-berger Marine, INC | Seattle | — | ◐ LIKELY ACTIVE |
| UMUS Micro Screw LLC | Seattle | — | ◐ LIKELY ACTIVE |
| ETEden's Tile Portfolio LLC | Seattle | — | ◐ LIKELY ACTIVE |
| WOWa317945320 - Omnifab INC | Auburn | — | ◇ UNVERIFIED |
| WPWa317949902 - Precision Fabricators LLC | Seattle | — | ◇ UNVERIFIED |
| AFA&b Fabricators INC Auburn | Auburn | — | ◇ UNVERIFIED |
| AGAce Galvanizing, INC. | Seattle | — | ◇ UNVERIFIED |
| AMAll Metals Fabricators INC | Seattle | — | ◇ UNVERIFIED |
| AIAlloyed INC | Seattle | — | ◇ UNVERIFIED |
| ACAmerican-national Can CO | Kent | — | ◇ UNVERIFIED |
| AMAM Manufacturing, Inc. | Enumclaw | — | ◇ UNVERIFIED |
| AFArchitectural Fabrications INC | Auburn | — | ◇ UNVERIFIED |
| AAAssa Abloy Service Center | Kent | — | ◇ UNVERIFIED |
| BSBallard Sheet Metal Wks INC | Seattle | — | ◇ UNVERIFIED |
| BLBatech, LLC | Kent | — | ◇ UNVERIFIED |
| BVBerrydale Ventures LLC | Kent | — | ◇ UNVERIFIED |
| BTBessemer Trading Inc. | Seattle | — | ◇ UNVERIFIED |
| BMBirdwell Machine LLC | Redmond | — | ◇ UNVERIFIED |
| BCBowman Connect LLC | Seattle | — | ◇ UNVERIFIED |
| CUCarlos Undercoating Sandblast | Seatac | — | ◇ UNVERIFIED |
| CZCarl Zapffe INC Aurora | Seattle | — | ◇ UNVERIFIED |
| CAChan and Sons LLC | Seattle | — | ◇ UNVERIFIED |
 C&J Industries Inc. | Kent | — | ◇ UNVERIFIED |
| CRCmc Rebar - Wa - Auburn South | Auburn | — | ◇ UNVERIFIED |
| CAComplex Aerospace, LLC | Auburn | — | ◇ UNVERIFIED |
| CCCrown Cork & Seal Company INC | Seattle | — | ◇ UNVERIFIED |
| DEDaita Enterprises Incorporated | Seattle | — | ◇ UNVERIFIED |
| DLDeburr LLC | Seattle | — | ◇ UNVERIFIED |
| DMDuwamish Metal Fab INC | Seattle | — | ◇ UNVERIFIED |
| EMEB Manufacturing Corporation | Duvall | — | ◇ UNVERIFIED |
| ECEngineered Coating Systems | North Bend | — | ◇ UNVERIFIED |
| EMEngstrom Machine Works INC | Tukwila | — | ◇ UNVERIFIED |
| EIExor Ironworks, Inc. | Des Moines | — | ◇ UNVERIFIED |
| FIFasteners INC | Seattle | — | ◇ UNVERIFIED |
| GNGcm North American | Kent | — | ◇ UNVERIFIED |
| GSGene Summy Lumber | Seattle | — | ◇ UNVERIFIED |
| GFGlobal Fabricators Incorporate | Seattle | — | ◇ UNVERIFIED |
| IFIntegrity Fleet Services | Pacific | — | ◇ UNVERIFIED |
| JKJh Kelly | Seattle | — | ◇ UNVERIFIED |
| KMKhan Machine Tool CO LTD | Seattle | — | ◇ UNVERIFIED |
