| IFIllinois Fabricators INC | Bradley | IL | — | ◇ UNVERIFIED |
| IWIllinois Weld & Machine, INC. | Hanna City | IL | — | ◇ UNVERIFIED |
| IEIms-amco Engineered Products LLC | Des Plaines | IL | — | ◇ UNVERIFIED |
| IPIndustrial Properties of Palatine, LLC | Palatine | IL | — | ◇ UNVERIFIED |
| IWIndustrial Welding & Fabrications LLC | Pueblo | CO | — | ◇ UNVERIFIED |
| IOInspire One LLC | Crane | MO | — | ◇ UNVERIFIED |
| ISIn Stainless Steel Specialist | Hampden | ME | — | ◇ UNVERIFIED |
| IIInterior Iron LLC | Lindon | UT | — | ◇ UNVERIFIED |
| IIInwesco, INC. | Fort Worth | TX | — | ◇ UNVERIFIED |
| IBIpsco Baytown Works | Baytown | TX | — | ◇ UNVERIFIED |
| IKIpsco Koppel Tubulars Llc/koppel Plt | Koppel | PA | — | ◇ UNVERIFIED |
| ITIpsco Tubulars INC. | Geneva | NE | — | ◇ UNVERIFIED |
| ITIpsco Tubulars Incorporated | Camanche | IA | — | ◇ UNVERIFIED |
| ITIpsco Tubulars (kentucky) INC | Newport | KY | — | ◇ UNVERIFIED |
| ISIronhouse Sanitary District | Bethel Island | CA | — | ◇ UNVERIFIED |
| ISIronhouse Sanitary District | Oakley | CA | — | ◇ UNVERIFIED |
| IEIronton Enterprises LLC | West Paducah | KY | — | ◇ UNVERIFIED |
| ILIronunits LLC - Toledo Hbi (0448011992) | Toledo | OH | — | ◇ UNVERIFIED |
| IPIshaana Properties, LLC | Ontario | CA | — | ◇ UNVERIFIED |
| IDIsi Detention Contracting Group INC. | Orange | CA | — | ◇ UNVERIFIED |
| IIIti International, LLC | Panama City | FL | — | ◇ UNVERIFIED |
| JCJaquith Carbide Corp. | Groveland | MA | — | ◇ UNVERIFIED |
| JCJavier Chavez Valencia | Waterford | CA | — | ◇ UNVERIFIED |
| JBJ B Dorschner LLC | Somerset | WI | — | ◇ UNVERIFIED |
| JIJcd International Service | Miami | FL | — | ◇ UNVERIFIED |
| JGJ&E Grill Mfg., LLC | New Holland | PA | — | ◇ UNVERIFIED |
| JEJesus Ernesto Velasquez & Rosa Maria Velasquez, Indivdually and Jointly | San Marcos | CA | — | ◇ UNVERIFIED |
| JAJewel Acquisition LLC | Louisville | OH | — | ◇ UNVERIFIED |
| JCJewell Coke Company | Oakwood | VA | — | ◇ UNVERIFIED |
| JTJindal Tubular Usa, LLC | Bay Saint Louis | MS | — | ◇ UNVERIFIED |
| JBJJM Boiler Works, Inc. | Westfield | MA | — | ◇ UNVERIFIED |
| JSJmc Steel Group | Sharon | PA | — | ◇ UNVERIFIED |
| JSJmc Steel Group, INC. | Thomasville | AL | — | ◇ UNVERIFIED |
| JPJms Processing INC | Blytheville | AR | — | ◇ UNVERIFIED |
| JPJms Property Improvements | Armorel | AR | — | ◇ UNVERIFIED |
| JMJohn Maneely CO Wheatland Tube Div - Mill Street | Sharon | PA | — | ◇ UNVERIFIED |
| JMJohnson Metal Works LLC | Bozeman | MT | — | ◇ UNVERIFIED |
| JPJoliet Public Scrap Metal Recycling Yard | Joliet | IL | — | ◇ UNVERIFIED |
| JTJoseph T. Ryerson & Son, INC. | Norcross | GA | — | ◇ UNVERIFIED |
| JSJ & S Maching, INC. | Dayton | OH | — | ◇ UNVERIFIED |
| JSJsw Steel Holding (usa), INC. | Baytown | TX | — | ◇ UNVERIFIED |
| JSJsw Steel USA Ohio, INC. | Mingo Junction | OH | — | ◇ UNVERIFIED |
| JWJ. W. Burg Machine & Tool, Inc. | Akron | NY | — | ◇ UNVERIFIED |
| JIJw Ironworks, LLC | Spokane | WA | — | ◇ UNVERIFIED |
| KSKairos Supply INC | Gardena | CA | — | ◇ UNVERIFIED |
| KSKatelman Steel Fabrication INC | Council Bluffs | IA | — | ◇ UNVERIFIED |
| KBKauth Bros INC | Santa Rosa | CA | — | ◇ UNVERIFIED |
| KPKBE Precision Products, LLC | New Baltimore | MI | — | ◇ UNVERIFIED |
| KWKBJ Welding Inc | Monroe | WA | — | ◇ UNVERIFIED |
| KMKC Metal Worx, LLC | Kansas City | MO | — | ◇ UNVERIFIED |
| KSKdr Steel | Rialto | CA | — | ◇ UNVERIFIED |
| KRKentucky Roll Forming, LLC | Louisville | KY | — | ◇ UNVERIFIED |
| KBKeystone Bar Products INC | Chicago Heights | IL | — | ◇ UNVERIFIED |
| KSKgel Steel, INC | Riverside | CA | — | ◇ UNVERIFIED |
| KSKgs Steel, INC. | Nashville | TN | — | ◇ UNVERIFIED |
| KRKims Roll Up INC | Los Angeles | CA | — | ◇ UNVERIFIED |
| KEKirk Eastern | Gardner | MA | — | ◇ UNVERIFIED |
| KIK&k Iron Works | Mccook | IL | — | ◇ UNVERIFIED |
| KMKloeckner Metals CORP. | City of Industry | CA | — | ◇ UNVERIFIED |
| KMKloeckner Metals Corporation | Bensalem | PA | — | ◇ UNVERIFIED |
| KNK. N. M. Industries, INC. | Harwood Heights | IL | — | ◇ UNVERIFIED |
| KIK.n.m. Industries, INC. Dba Lexco Cable | Norridge | IL | — | ◇ UNVERIFIED |
| KHKozba Holdings LLC | Billings | MT | — | ◇ UNVERIFIED |
| KSKurland Steel CO | Urbana | IL | — | ◇ UNVERIFIED |
| KCKwik Cutting & Grinding | Compton | CA | — | ◇ UNVERIFIED |
 Kw Steel Structures, LLC | Quincy | MA | — | ◇ UNVERIFIED |
| KSKyoei Steel Group | Anthony | TX | — | ◇ UNVERIFIED |
| LTLaguna Tubular Products Corporation | Houston | TX | — | ◇ UNVERIFIED |
| LSLakeside Steel Alabama | Thomasville | AL | — | ◇ UNVERIFIED |
 Lane Enterprises, INC. | Statesville | NC | — | ◇ UNVERIFIED |
| LQLa Quinta Plant | Portland | TX | — | ◇ UNVERIFIED |
| LILarry Iron Works INC. | Bronx | NY | — | ◇ UNVERIFIED |
| LMLasser Machine Shop LLC | Nogales | AZ | — | ◇ UNVERIFIED |
| LFLb Foster Company- Arp Plant | Pueblo | CO | — | ◇ UNVERIFIED |
| LTLeavitt Tube Co., LLC | Northbrook | IL | — | ◇ UNVERIFIED |
| LALeggett and Platt INC Dba Parthenon Metal Works | La Vergne | TN | — | ◇ UNVERIFIED |
| LCLennie Construction CORP. | New York | NY | — | ◇ UNVERIFIED |
| LALeo's Automotive LLC | Littleton | CO | — | ◇ UNVERIFIED |
| LTLevy Texas Mill Services | Sinton | TX | — | ◇ UNVERIFIED |
| LSLexington Steel Corporation | Los Angeles | CA | — | ◇ UNVERIFIED |
| LCLGV Coupling, Inc. | Shafter | CA | — | ◇ UNVERIFIED |
| LSLiberty Steel Georgetown | Georgetown | SC | — | ◇ UNVERIFIED |
| LSLiberty Steel Laplace, INC. | Laplace | LA | — | ◇ UNVERIFIED |
| LMLincoln Manufacturing | Houston | TX | — | ◇ UNVERIFIED |
| LSLinear Shower Drains, LLC | Ponte Vedra | FL | — | ◇ UNVERIFIED |
| LPLined Pipe Systems LLC | Rancho Cucamonga | CA | — | ◇ UNVERIFIED |
| LILmc Industrial Contracting, INC. | Rochester | NY | — | ◇ UNVERIFIED |
| LJLock Joint Tube - Ireland Rd | South Bend | IN | — | ◇ UNVERIFIED |
| LJLock Joint Tube - Tennessee | Chattanooga | TN | — | ◇ UNVERIFIED |
| LMLoc Mfg INC | San Jose | CA | — | ◇ UNVERIFIED |
| LSLone Star Plant Lone Star Power Station | Lone Star | TX | — | ◇ UNVERIFIED |
| LSLtv Steel Company Counce Plant | Counce | TN | — | ◇ UNVERIFIED |
 Luxfer Magtech Inc/tamaqua | Tamaqua | PA | — | ◇ UNVERIFIED |
| MAMad Acres LLC | Morrison | CO | — | ◇ UNVERIFIED |
| MFMaeco Fabrication INC | Grand Bay | AL | — | ◇ UNVERIFIED |
| MFMaeco Fabrication, INC. | Biloxi | MS | — | ◇ UNVERIFIED |
| MWMansell Welding, INC. | Lk Havasu Cty | AZ | — | ◇ UNVERIFIED |
| MMMantua Manufacturing Company | Stoughton | MA | — | ◇ UNVERIFIED |
| MCManufactured Component Parts, LTD | Houston | TX | — | ◇ UNVERIFIED |
| MVMarco Velasquez-medina | San Marcos | CA | — | ◇ UNVERIFIED |
