| WFWilliams Form Engineering Nebraska | Wayne | NE | 20–99 | ◐ LIKELY ACTIVE |
| WSWilliams Steel Company | Jackson | TN | 100–499 | ◐ LIKELY ACTIVE |
| WEWingfield Engineering Company, INC. | Goodwater | AL | 20–99 | ◐ LIKELY ACTIVE |
| WIWinkle Industries INC | Alliance | OH | 20–99 | ◐ LIKELY ACTIVE |
| WSWinston Steel, LLC - Log Cabin | Winston Salem | NC | 20–99 | ◐ LIKELY ACTIVE |
Wisconsin Oven CORP | East Troy | WI | — | ◐ LIKELY ACTIVE |
| XMXtreme Marine Corporation | Maryville | TN | 100–499 | ◐ LIKELY ACTIVE |
| YBYaquina Boat Equipment, INC. | Toledo | OR | — | ◐ LIKELY ACTIVE |
| YWYoung's Welding, Inc. | Chanute | KS | 20–99 | ◐ LIKELY ACTIVE |
| 1S121 Stover Dr LLC | Carlisle | PA | — | ◐ LIKELY ACTIVE |
| AIAllegiant Industrial Island Park | Beaumont | TX | — | ◐ LIKELY ACTIVE |
| AMAllison Marine Contractors Ii LLC - Allison Marine Amelia Facility | Amelia | LA | — | ◐ LIKELY ACTIVE |
| AAAmerican Architectural Metal Manufacturers, INC. | Allentown | PA | — | ◐ LIKELY ACTIVE |
| ACAmerican Cargo Group Trailers Llc/banks Twp Plt | Mcadoo | PA | — | ◐ LIKELY ACTIVE |
| ASAmerican Steel | Billings | MT | — | ◐ LIKELY ACTIVE |
| AFAshland Fabricating & Welding CO INC | Ashland | KY | — | ◐ LIKELY ACTIVE |
| AIAustin's Iron Works | Kansas City | MO | — | ◐ LIKELY ACTIVE |
| BIBachman Iron Works INC | Reading | PA | — | ◐ LIKELY ACTIVE |
| BIBestek Industries INC | San Antonio | TX | — | ◐ LIKELY ACTIVE |
| BIBrasstech INC - Carnegie | Santa Ana | CA | — | ◐ LIKELY ACTIVE |
| BFBristol Fiberlite Industries Incorporated | Santa Ana | CA | — | ◐ LIKELY ACTIVE |
| BIBrooklyn Industrial Coatings | Spokane | WA | — | ◐ LIKELY ACTIVE |
| BEBrunton Enterprises INC | Santa Fe Springs | CA | — | ◐ LIKELY ACTIVE |
| BFBucks Fabricating/hadley | Hadley | PA | — | ◐ LIKELY ACTIVE |
| CMCarroll Metal Works INC | National City | CA | — | ◐ LIKELY ACTIVE |
| COCmc of Georgia | Toccoa | GA | — | ◐ LIKELY ACTIVE |
| CACmp Advanced Mechanical Solutions | Binghamton | NY | — | ◐ LIKELY ACTIVE |
| CSCompton Steel CO INC | Compton | CA | — | ◐ LIKELY ACTIVE |
| CMConstruction Materials Inc/cmi Coating Group INC Dba Industrial Painting Service | Hugo | MN | — | ◐ LIKELY ACTIVE |
| DIDaniel Industrial Metals, INC | Birmingham | AL | — | ◐ LIKELY ACTIVE |
| DVDeerfield Valley Refab INC | Deerfield | MA | — | ◐ LIKELY ACTIVE |
| DFDesign Fabrication | Springfield | MO | — | ◐ LIKELY ACTIVE |
| DVDivision V Sheet Metal, INC | Saint Paul | MN | — | ◐ LIKELY ACTIVE |
| DFDm Fabrication | Sterling Heights | MI | — | ◐ LIKELY ACTIVE |
| FPFabricated Products of Tampa, INC. | Tampa | FL | — | ◐ LIKELY ACTIVE |
| FIFairlead Integrated | Portsmouth | VA | — | ◐ LIKELY ACTIVE |
| FAFarr Apc | Jonesboro | AR | — | ◐ LIKELY ACTIVE |
| FCFlint Cliff Mfg CORP Dba Klein Mfg CORP | Burlington | IA | — | ◐ LIKELY ACTIVE |
| FSFmt Shipyard & Repair LLC - Fmt North Shipyard | Harvey | LA | — | ◐ LIKELY ACTIVE |
| GDGalland Dr Laydown Yard | Shelbeyville | TN | — | ◐ LIKELY ACTIVE |
| GIGamlet, Incorporated | York | PA | — | ◐ LIKELY ACTIVE |
| GFGeneral Fabricating Services, LLC | Coraopolis | PA | — | ◐ LIKELY ACTIVE |
| GDGettysburg Dry Clnr | Gettysburg | PA | — | ◐ LIKELY ACTIVE |
| GFG F Munich Welding CO LLC | Jeffersonville | IN | — | ◐ LIKELY ACTIVE |
| GIGoldco Industries | Loveland | CO | — | ◐ LIKELY ACTIVE |
| GMGreenwell Machine Shop INC | Petoskey | MI | — | ◐ LIKELY ACTIVE |
| GCGulf Coast Marine Fabricators INC | Abbeville | LA | — | ◐ LIKELY ACTIVE |
| HRHannecard Roller Coatings INC. | Barberton | OH | — | ◐ LIKELY ACTIVE |
| HMHawk Metal Products INC | West Des Moines | IA | — | ◐ LIKELY ACTIVE |
| HSHd Supply Construction Supply LTD (wc0206) | Springfield | VA | — | ◐ LIKELY ACTIVE |