| IWIndustrial _machine Works | Etna | PA | — | ◇ UNVERIFIED |
| IMIndustrial Metal Fab | Newton | KS | — | ◇ UNVERIFIED |
| IRIndustrial Resource, INC. | Fairmont | WV | — | ◇ UNVERIFIED |
| ISIndustrial Steel Corporation | Pearl | MS | — | ◇ UNVERIFIED |
| IInfra-metals | Atlanta | GA | — | ◇ UNVERIFIED |
| IFInnovative Fixture Solutions LLC | Rockford | IL | — | ◇ UNVERIFIED |
| IWInsteel Wire Prods. | Dayton | TX | — | ◇ UNVERIFIED |
| IIIntermetro Ind Plt #2 - Wilkes-barre Distribution Center | Plains | PA | — | ◇ UNVERIFIED |
| ISIntermountain Steel | Colorado Springs | CO | — | ◇ UNVERIFIED |
| IBInternational Bridge & Iron CO | Newington | CT | — | ◇ UNVERIFIED |
| ITInternational Technical Coatings INC | Phoenix | AZ | — | ◇ UNVERIFIED |
| IRInventory Recovery Systems INC | Greenville | MI | — | ◇ UNVERIFIED |
| IIInwesco INC | Azusa | CA | — | ◇ UNVERIFIED |
| ISIowa Steel Fabricators, LLC | Osceola | IA | — | ◇ UNVERIFIED |
| IGIra G Steffy & Son Inc/newport Rd | Ephrata | PA | — | ◇ UNVERIFIED |
| IIIri International Corporation | Pampa | TX | — | ◇ UNVERIFIED |
| IHItw Hobart Brothers Co., Filler Metal Op | Piqua | OH | — | ◇ UNVERIFIED |
| IPItw Paslode | Cleveland | MS | — | ◇ UNVERIFIED |
| ISIvy Steel and Wire Company | Houston | TX | — | ◇ UNVERIFIED |
| JAJacobs Applied Tech: Goose Creek | Goose Creek | SC | — | ◇ UNVERIFIED |
| JMJames Monroe Wire and Cable C | South Lancaster | MA | — | ◇ UNVERIFIED |
| JCJarke CORP | Niles | IL | — | ◇ UNVERIFIED |
| JSJeffords Steel & Engineering CO | Plattsburgh | NY | — | ◇ UNVERIFIED |
| JFJendel Fabricating and Machine | Beckley | WV | — | ◇ UNVERIFIED |
| JOJennmar of Kentucky INC | Winchester | KY | — | ◇ UNVERIFIED |
| JLJered LLC | Brunswick | GA | — | ◇ UNVERIFIED |
| JFJesco Fabrication Shop | Tupelo | MS | — | ◇ UNVERIFIED |
| JKJ K Fabrication & Supply LLC | Butte | MT | — | ◇ UNVERIFIED |
| JKJoe Kelley Auto Body/center Square | Center Square | PA | — | ◇ UNVERIFIED |
| JMJohnson Machine Works INC | Chariton | IA | — | ◇ UNVERIFIED |
| JSJones Sign, INC. | Phoenix | AZ | — | ◇ UNVERIFIED |
| JRJ Ray Mcdermott INC West Yd | Amelia | LA | — | ◇ UNVERIFIED |
| JSJ S Alberici Construction | Saint Louis | MO | — | ◇ UNVERIFIED |
| JIJustesen Industries | Blaine | WA | — | ◇ UNVERIFIED |
| JIJwf Industries, INC. | Trussville | AL | — | ◇ UNVERIFIED |
| KMKanawha Manufacturing- Acm | Charleston | WV | — | ◇ UNVERIFIED |
| KMKanawha Manufacturing CO | Eleanor | WV | — | ◇ UNVERIFIED |
| KRKaspar Ranch Hand | Shiner | TX | — | ◇ UNVERIFIED |
| KWKaspar Wire Works | Shiner | TX | — | ◇ UNVERIFIED |
| KMKiczan Manufacturing INC | N Versailles | PA | — | ◇ UNVERIFIED |
| KSKimes Steel | New Haven | WV | — | ◇ UNVERIFIED |
| KSKing Steel INC | Lawrenceville | GA | — | ◇ UNVERIFIED |
| KTKinro Texas | Mansfield | TX | — | ◇ UNVERIFIED |
| KIKline Iron & Steel CO INC | Columbia | SC | — | ◇ UNVERIFIED |
| KIKline Iron & Steel Co., INC. | West Columbia | SC | — | ◇ UNVERIFIED |
| KIKlute INC | York | NE | — | ◇ UNVERIFIED |
| KMKoester Metals, INC. | Defiance | OH | — | ◇ UNVERIFIED |
| KCKonitz Construction INC | Tarpon Spgs | FL | — | ◇ UNVERIFIED |
| KPKonstant Products INC | Quincy | IL | — | ◇ UNVERIFIED |
| KFKoppel Fabrication INC | Sweet Springs | MO | — | ◇ UNVERIFIED |
| KIKoppers INC - Rail Products & Services | Huntington | WV | — | ◇ UNVERIFIED |
| KBKrush Brau German Beer Garden | Kissimmee | FL | — | ◇ UNVERIFIED |
| KCKvf CO | Elk Grove Village | IL | — | ◇ UNVERIFIED |
| LFLa Fiberglass LLC | Bogalusa | LA | — | ◇ UNVERIFIED |
| LCLake Cities Fabrication | Lewisville | TX | — | ◇ UNVERIFIED |
| LRLake Region Medical | Arvada | CO | — | ◇ UNVERIFIED |
| LWLangley Wire Cloth Components | Adamsville | TN | — | ◇ UNVERIFIED |
| LMLegris Mfg. CO INC | Kankakee | IL | — | ◇ UNVERIFIED |
| LMLeman Machine CO INC | Portage | PA | — | ◇ UNVERIFIED |
| LSLenex Steel | Indianapolis | IN | — | ◇ UNVERIFIED |
| LALennox Aes-tallassee | Tallassee | AL | — | ◇ UNVERIFIED |
| LTLetourneau Technologies, INC | Vicksburg | MS | — | ◇ UNVERIFIED |
| LBLiebovich Brothers INC | Rockford | IL | — | ◇ UNVERIFIED |
| LSLincoln Steel Corporation | Lincoln | NE | — | ◇ UNVERIFIED |
| LTLindsay Trnsprtn Solutions INC | Omaha | NE | — | ◇ UNVERIFIED |
 Lippert Components, INC | Goshen | IN | — | ◇ UNVERIFIED |
| Lippert Components Plant 084 | Nampa | ID | — | ◇ UNVERIFIED |
| Lippert Components Plant 151 | Kendallville | IN | — | ◇ UNVERIFIED |
| LWLittle Washington Fabrications, INC. | Christiana | PA | — | ◇ UNVERIFIED |
| LIL&n Industries INC | Rushville | IL | — | ◇ UNVERIFIED |
| LELobdell Emery Mfg CO | Alma | MI | — | ◇ UNVERIFIED |
| MMMachined Metals Mfg INC | Collegeville | PA | — | ◇ UNVERIFIED |
| MHMack Hils, INC. | Moberly | MO | — | ◇ UNVERIFIED |
| MIMadison INC / 8500 New Sapulpa Rd | Tulsa | OK | — | ◇ UNVERIFIED |
| MIMadison Industries | Los Angeles | CA | — | ◇ UNVERIFIED |
| MPMagga Products Company INC | Holly Hill | FL | — | ◇ UNVERIFIED |
| MUMagnetek Universal | Prairie Grove | AR | — | ◇ UNVERIFIED |
| MMMagnuson Metals Utah, LLC | Salt Lake City | UT | — | ◇ UNVERIFIED |
| MSManitex Sabre INC | Knox | IN | — | ◇ UNVERIFIED |
| MAMarine Accessories Corporation (mac) | Maryville | TN | — | ◇ UNVERIFIED |
| MSMarion Steel Fabrication Incorporated | Marion | IN | — | ◇ UNVERIFIED |
| MIMaritime International INC | Broussard | LA | — | ◇ UNVERIFIED |
| MCMarley Cooling Tower Company | Louisville | KY | — | ◇ UNVERIFIED |
| MSMarshall Steel Services INC. | Arvada | CO | — | ◇ UNVERIFIED |
| MSMartin Steel INC | Huntington | WV | — | ◇ UNVERIFIED |
| MIMaster-halco INC | Tampa | FL | — | ◇ UNVERIFIED |
| MIMaster-halco INC | Scranton | PA | — | ◇ UNVERIFIED |
| MHMaster Halco/scranton Plt | Scranton | PA | — | ◇ UNVERIFIED |
| MWMatrix Wire INC. | Auburn | AL | — | ◇ UNVERIFIED |
| MWMazzella Welding & Fabrication INC | Wellsburg | WV | — | ◇ UNVERIFIED |
| MBM & B Metal Products | South Hill | VA | — | ◇ UNVERIFIED |
| MAMcabee Assembly Facility | Tuscaloosa | AL | — | ◇ UNVERIFIED |
| MSMcb Steel, INC. | Bessemer | AL | — | ◇ UNVERIFIED |
| MIMcdermott INC | Gibson | LA | — | ◇ UNVERIFIED |
| MIMcdermott INC - Morgan City Fabrication Facility - Amelia Yard | Amelia | LA | — | ◇ UNVERIFIED |
| MTMce Technologies INC | Seattle | WA | — | ◇ UNVERIFIED |
 Mclaughlin Body CO | East Moline | IL | — | ◇ UNVERIFIED |
| MSMcneely Steel & Supply | Leavenworth | KS | — | ◇ UNVERIFIED |
| MIMct Industries Inc, Government Manufacturing | Bernalillo | NM | — | ◇ UNVERIFIED |
| MMMerchants Metals | Howell | MI | — | ◇ UNVERIFIED |
