| IFIndustrial Fabricators, INC. | Chattanooga | TN | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| ISIndustrial Steel LLC | Titusville | FL | Fabricated Metal Product Manufacturing332117 | 20-99 | ◐ LIKELY ACTIVE |
| ISIntegrity Steel Supply LLC | Mapleton | ND | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| JEJax Enterprises, LLC | Jacksonville | FL | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| JCJennmar Corporation of East Virginia, INC | Rich Creek | VA | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| JGJHI Group / Firelands Fab | New London | OH | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| JCJL Components, LLC | Kansas City | MO | Fabricated Metal Product Manufacturing332311 | 20-99 | ◐ LIKELY ACTIVE |
| JVJones Valley Fabrication - Plant 2 | Oneonta | AL | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| KFKappers Fabricating INC | Spring Valley | MN | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| KSKasco Structures LLC | El Paso | TX | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| KFK&k Fabrication, INC. | Austin | MN | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| KKuest | San Antonio | TX | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| LMLaurel Machine and Foundry, Front Street | Laurel | MS | Primary Metal Manufacturing331221 | 20-99 | ◐ LIKELY ACTIVE |
| LFLinco Fab, Inc | Saint Michael | MN | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| LWL & W Fab & Machine, INC. | Temple | GA | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| MWMaxwell Welding & Machine | Burgettstown | PA | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
McNeil Group Inc. dba Pinnacle Metal Products | Columbus | OH | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| MAMetals and Services INC. | Addison | IL | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| MSMetal Services of Blooming Prairie | Blooming Prairie | MN | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| MMMetro Metal Works, Inc. | Mcdonough | GA | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| MFMid-county Fabricating INC | Jordan | MN | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| MPMillar Partners LLC | Van Buren | AR | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| MIMiTek, Inc. - Largo | Largo | FL | Fabricated Metal Product Manufacturing332119 | 20-99 | ◐ LIKELY ACTIVE |
| MFMKR Fabrication LLC | Saginaw | MI | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
Modern Machine Shop, INC. | Laredo | TX | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| MEMorgan Engineering Systems Inc. (3) | Girard | OH | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| MWMorgan's Welding, INC. | Myerstown | PA | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| MSMsi Structural Steel | Anaheim | CA | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| MCMSPST Contech Engineered Solutions LLC | Alexandria | MN | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| NCN C Stauffer & Sons INC | Factoryville | PA | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| NMNelson Machine and Welding Corporation | Green Bay | WI | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| NMNew Millennium Building Systems, LLC. - Memphis | Memphis | TN | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| NSNorthwest Steel Fab Inc | Deer Park | WA | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| NSNovum Structures LLC | Menomonee Falls | WI | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| NCNucor Cold Finish Nebraska | Norfolk | NE | Primary Metal Manufacturing331111 | 20-99 | ◐ LIKELY ACTIVE |
| NSNugent Steel & Supply CO INC | Port Allen | LA | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| OSOhio Structures , INC. | Berlin Center | OH | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| OSOmco Solar, LLC | Phoenix | AZ | Fabricated Metal Product Manufacturing332114 | 20-99 | ◐ LIKELY ACTIVE |
| OIOnken's Inc - Easton | Easton | IL | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| OSO'rourke & Sons, INC. | West Chester | PA | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| PFPatrick Fabricating and Welding, Inc. | Abita Springs | LA | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| PSPKM Steel Service, Inc. | Salina | KS | Primary Metal Manufacturing331221 | 20-99 | ◐ LIKELY ACTIVE |
| PFPlant Fabricators | Floresville | TX | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| PSPrecision Steel, INC. | Abbeville | AL | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| PSPrecision Steel Mfg. Corp. | Roanoke | VA | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| PSPVS Sackett-Waconia, Inc. NYA | Norwood Young America | MN | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| QMQuality Machine & Welding CO INC. | Knoxville | TN | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| RCR & C Welding | Gering | NE | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| RSReal Steel | Searcy | AR | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| RMRhodes Manufacturing, LLC | Somerset | OH | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |