| MIMcGregor Industrial Steel Fabrication, Inc. | Oxford | MS | Fabricated Metal Product Manufacturing332313 | 1-19 | ◐ LIKELY ACTIVE |
| MIMCL Industries- Metal Fab Division | Pulaski | WI | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |
| MIMcpherson Implement INC | Norman | OK | Fabricated Metal Product Manufacturing332313 | — | ◐ LIKELY ACTIVE |
| MCMetal Components Plant 1 | Grand Rapids | MI | Fabricated Metal Product Manufacturing332313 | 100-499 | ◐ LIKELY ACTIVE |
| MCMetal Components Plant 5 | Holland | MI | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |
| MUMetals USA Plates and Shapes, INC. | Westwego | LA | Fabricated Metal Product Manufacturing332313 | — | ◐ LIKELY ACTIVE |
| MUMetals USA Plates and Shapes, INC. | Oakwood | GA | Fabricated Metal Product Manufacturing332313 | — | ◐ LIKELY ACTIVE |
Meyer Utility Structures | Fort Worth | TX | Fabricated Metal Product Manufacturing332313 | 100-499 | ◐ LIKELY ACTIVE |
| MTMichigan Tool Welding LLC | Thompsonville | MI | Fabricated Metal Product Manufacturing332313 | — | ◐ LIKELY ACTIVE |
| MWModern Welding Company of Ohio, Inc. | Newark | KY | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |
| MWModern Welding Company of Texas, Inc. | Houston | TX | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |
| MMorgantown | New Morgan | PA | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |
| MTMultimatic Tennessee, LLC | Lewisburg | TN | Fabricated Metal Product Manufacturing332313 | 100-499 | ◐ LIKELY ACTIVE |
| NANew Albany, IN | New Albany | IN | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |
| NCNitro Cutting Services, LLC | Manheim | PA | Fabricated Metal Product Manufacturing332313 | 1-19 | ◐ LIKELY ACTIVE |
| NMNnm Manufacturing LLC | Plainfield | IL | Fabricated Metal Product Manufacturing332313 | — | ◐ LIKELY ACTIVE |
| NCNorris Cylinder Company - Huntsville | Huntsville | AL | Fabricated Metal Product Manufacturing332313 | 100-499 | ◐ LIKELY ACTIVE |
| OSO'Brien Steel Service- Congerville | Congerville | IL | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |
| OSO'Brien Steel Service-Minonk | Minonk | IL | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |
| OTOlean Trl | Summerville | PA | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |
| OIOMS Indianapolis | Indianapolis | IN | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |
| OOMS-Kingsport | Kingsport | TN | Fabricated Metal Product Manufacturing332313 | 1-19 | ◐ LIKELY ACTIVE |
| OMO'Neal Manufacturing Services | Fayette | AL | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |
| OMO'Neal Manufacturing Services | Burlington | KY | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |
| OSOzark Steel LLC | Tulsa | OK | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |
| OSOzark Steel LLC North | Tulsa | OK | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |
| PVPaint Valley Parts | Millersburg | OH | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |
| PGPatriotic Group LLC | Tucson | AZ | Fabricated Metal Product Manufacturing332313 | — | ◐ LIKELY ACTIVE |
| PWPeirce Welding & Fabricating Inc | Bethel | PA | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |
| PWPerryman's Welding LLC | Minden | LA | Fabricated Metal Product Manufacturing332313 | — | ◐ LIKELY ACTIVE |
| PIPetersen Inc. Pocatello | Pocatello | ID | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |
| PWPlate work (e.g., bending, cutting, punching, shaping, welding), fabricated metal, manufacturing | Pineville | LA | Fabricated Metal Product Manufacturing332313 | 100-499 | ◐ LIKELY ACTIVE |
Plymouth Industries Plymouth | Plymouth | WI | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |
Precision Build Solutions, LLC (Adamo) | Tampa | FL | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |
Precision Build Solutions, LLC (Port) | Gibsonton | FL | Fabricated Metal Product Manufacturing332313 | 100-499 | ◐ LIKELY ACTIVE |
| PMProfessional Metal Works | Lansing | MI | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |
| PFPTL Fabricators | Clarksville | TN | Fabricated Metal Product Manufacturing332313 | 100-499 | ◐ LIKELY ACTIVE |
| PLPTL Logistics | Clarksville | TN | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |
| PWPublic Works | Libertyville | IL | Fabricated Metal Product Manufacturing332313 | 100-499 | ◐ LIKELY ACTIVE |
| RERadiant ES2 | El Segundo | CA | Fabricated Metal Product Manufacturing332313 | 1-19 | ◐ LIKELY ACTIVE |
| RHRadiant Headquarters | El Segundo | CA | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |
| RMRattler Manufacturing LLC | Lima | OH | Fabricated Metal Product Manufacturing332313 | — | ◐ LIKELY ACTIVE |
| RWRidgeline Welding L.l.c | Ligonier | PA | Fabricated Metal Product Manufacturing332313 | — | ◐ LIKELY ACTIVE |
| RIRoberts Industrial & Commercial Services, INC. | Knoxville | AR | Fabricated Metal Product Manufacturing332313 | — | ◐ LIKELY ACTIVE |
| RMRobinson Machine Company | Lakeland | FL | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |
| RCRodriguez Certified Welding and Inspection, INC. | Harlingen | TX | Fabricated Metal Product Manufacturing332313 | — | ◐ LIKELY ACTIVE |
| RWRutland Welding, INC | Leland | MS | Fabricated Metal Product Manufacturing332313 | — | ◐ LIKELY ACTIVE |
| SASawing and Shearing Services, Inc. | Blue Island | IL | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |
SD Industries Mitchell | Mitchell | SD | Fabricated Metal Product Manufacturing332313 | 1-19 | ◐ LIKELY ACTIVE |
| SFService Fabricators, LLC | Mamou | LA | Fabricated Metal Product Manufacturing332313 | 20-99 | ◐ LIKELY ACTIVE |