| PAPack Air Assembly INC | Neenah | WI | — | ◐ LIKELY ACTIVE |
| RMRobinson Mfg | Placentia | CA | — | ◐ LIKELY ACTIVE |
| SMSamson Metal & Machine, INC. | Lakeland | FL | — | ◐ LIKELY ACTIVE |
| SMSchaffer Manufacturing | Milltown | WI | — | ◐ LIKELY ACTIVE |
| SSSouthwest Steel Fabricators | Bonner Springs | KS | — | ◐ LIKELY ACTIVE |
| SCStructural Coatings Hertford LLC | Cofield | NC | — | ◐ LIKELY ACTIVE |
| AEAdvance Engineering CORP | Elgin | IL | — | ◇ UNVERIFIED |
| ASAllstate Steel CO INC | Jacksonville | FL | — | ◇ UNVERIFIED |
| BSBadger Sheet Metal Works | Green Bay | WI | — | ◇ UNVERIFIED |
| BMBarnes Mauacturing Services | Marion | IA | — | ◇ UNVERIFIED |
| CSCapitol Steel and Iron / 1726 S Agnew | Oklahoma City | OK | — | ◇ UNVERIFIED |
| DCDegeest Corporation | Tea | SD | — | ◇ UNVERIFIED |
| EIExcelsior INC | Fresno | CA | — | ◇ UNVERIFIED |
| GIGeartronics Industries | Billerica | MA | — | ◇ UNVERIFIED |
| HFHlc Fabrication | Mattoon | IL | — | ◇ UNVERIFIED |
| HUHousehold Utilities INC | Kiel | WI | — | ◇ UNVERIFIED |
| ISIsaacson Structural Steel, INC. | Berlin | NH | — | ◇ UNVERIFIED |
| ICIvy Creek Custom Cabinetry INC | Landisville | PA | — | ◇ UNVERIFIED |
| JLJacobs Ladder LLC | Niagara Falls | NY | — | ◇ UNVERIFIED |
| MFM-c Fabrication, INC. | Olathe | KS | — | ◇ UNVERIFIED |
| MIMega Industries (gorham) | Gorham | ME | — | ◇ UNVERIFIED |
| MSMetal Solutions INC | Utica | NY | — | ◇ UNVERIFIED |
| MAMyers and Company Architectural Metals | Basalt | CO | — | ◇ UNVERIFIED |
| NINovotech INC | Acton | MA | — | ◇ UNVERIFIED |
| PAP & a Welding and Machine INC | Mulberry | FL | — | ◇ UNVERIFIED |
| PEPro Engineering and Manufacturing INC | Milwaukee | WI | — | ◇ UNVERIFIED |
| PMPuritan Manufacturing, INC. | Omaha | NE | — | ◇ UNVERIFIED |
| RBRack Builders INC | Quincy | IL | — | ◇ UNVERIFIED |
| SSSouth Shore Plating Company Incorporated | Quincy | MA | — | ◇ UNVERIFIED |
| TSTimes Square Stage Lighting CO INC | Stony Point | NY | — | ◇ UNVERIFIED |
| VSValiant Steel & Equipment, INC. | Norcross | GA | — | ◇ UNVERIFIED |
| VSVenango Steel | Franklin | PA | — | ◇ UNVERIFIED |
| VMVermont Machine Tool | Springfield | VT | — | ◇ UNVERIFIED |
| WWahlcometroflex | Lewiston | ME | — | ◇ UNVERIFIED |
| 5S5h Sheet Metal Fabrication, INC | Orange | CA | — | ◐ LIKELY ACTIVE |
| 9C961 - County Line Machine & Fab | Phil Campbell | AL | 20–99 | ◐ LIKELY ACTIVE |
| AFAarons Fabrication of Steel Tube & Welding INC | Clinton Township | MI | — | ◐ LIKELY ACTIVE |
| AAbilene | Abaline | TX | — | ◐ LIKELY ACTIVE |
| ACABQMP Contech Engineered Solutions LLC | Albuquerque | NM | 1–19 | ◐ LIKELY ACTIVE |
| APAccutrex Prod Cecil Plt | Canonsburg | PA | — | ◐ LIKELY ACTIVE |
| ACAce Clearwater Enterprises, INC. | Torrance | CA | — | ◐ LIKELY ACTIVE |
| ASAcs Steel Co., LLC | Tulsa | OK | 20–99 | ◐ LIKELY ACTIVE |
| AFAction Fabricating | Detroit Lakes | MN | 20–99 | ◐ LIKELY ACTIVE |
| AGAction Group INC | Blacklick | OH | — | ◐ LIKELY ACTIVE |
| AAAdvanced Arch Grilleworks, INC. | New Hyde Park | NY | — | ◐ LIKELY ACTIVE |
| AFAdvanced Fabrication CO | Shelton | WA | — | ◐ LIKELY ACTIVE |
| AMAdvanced Metal Etching Incorporated | Ligonier | IN | — | ◐ LIKELY ACTIVE |
| AMAdvanced Metal & Wire Products INC | Wood Village | OR | — | ▲ REPORTED CLOSED |
| ATAdvanced Thermal Systems INC | Lancaster | NY | 20–99 | ◐ LIKELY ACTIVE |
| AIAdvance Industries Group LLC | Cleveland | OH | 20–99 | ◐ LIKELY ACTIVE |