| HMHalstead Management Company LLC | New York | NY | — | ◇ UNVERIFIED |
| HMHarsco Metals Bri Llc/braddock | Braddock | PA | — | ◇ UNVERIFIED |
| HCHaverhill Chemicals LLC | Haverhill | OH | — | ◇ UNVERIFIED |
| HWHickman Williams CO | Monroe | MI | — | ◇ UNVERIFIED |
| HWHickman, Williams & CO of Kentucky | Chicago | IL | — | ◇ UNVERIFIED |
| HWHickman Williams & CO Specialty Carbon Resources | Cicero | IL | — | ◇ UNVERIFIED |
 Hiller Carbon Dayton | Dayton | TX | — | ◇ UNVERIFIED |
| HMHitchiner Mfg CO INC | Littleton | NH | — | ◇ UNVERIFIED |
| HCHoeganaes Corporation-riverton | Cinnaminson | NJ | — | ◇ UNVERIFIED |
| HOHome & Oil Gas CO INC | Henderson | KY | — | ◇ UNVERIFIED |
| HSHsk Stainless, LLC | Gallatin | TN | — | ◇ UNVERIFIED |
| HCHumphrey Charcoal, INC. | Brookville | PA | — | ◇ UNVERIFIED |
| HLHybar LLC | Osceola | AR | — | ◇ UNVERIFIED |
| IKIce Krackers, INC. | Springfield | IL | — | ◇ UNVERIFIED |
| ISIdaho Steel Products, INC. | Caldwell | ID | — | ◇ UNVERIFIED |
| ISIdeal Stainless, INC | Springfield | MO | — | ◇ UNVERIFIED |
| IFIllinois Fabricators INC | Bradley | IL | — | ◇ UNVERIFIED |
| IWIllinois Weld & Machine, INC. | Hanna City | IL | — | ◇ UNVERIFIED |
| IFIndiana Flame Service - Contractor of a | Burns Harbor | IN | — | ◇ UNVERIFIED |
| ISIn Stainless Steel Specialist | Hampden | ME | — | ◇ UNVERIFIED |
| IWInternational Waxes/titusville | Titusville | PA | — | ◇ UNVERIFIED |
| IWIntl Waxes Plt | Smethport | PA | — | ◇ UNVERIFIED |
| IKIpsco Koppel Tubulars Llc/koppel Plt | Koppel | PA | — | ◇ UNVERIFIED |
| IEIronton Enterprises LLC | West Paducah | KY | — | ◇ UNVERIFIED |
| ILIronunits LLC - Toledo Hbi (0448011992) | Toledo | OH | — | ◇ UNVERIFIED |
| IBIsg Burns Harbor | Burns Harbor | IN | — | ◇ UNVERIFIED |
| ITIsland Transportation CORP | Mamaroneck | NY | — | ◇ UNVERIFIED |
| IUIstil Usa/milton Plt | Milton | PA | — | ◇ UNVERIFIED |
| JGJ3c Group | Soquel | CA | — | ◇ UNVERIFIED |
| JCJankovich CO San Diego Facility | San Diego | CA | — | ◇ UNVERIFIED |
| JCJavier Chavez Valencia | Waterford | CA | — | ◇ 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 |
| JCJeweled Cross | North Attleboro | MA | — | ◇ UNVERIFIED |
| JCJewell Coke Company | Oakwood | VA | — | ◇ UNVERIFIED |
| JCJewell Coke Company - Patterson Stock Pile | Oakwood | VA | — | ◇ UNVERIFIED |
| JPJms Processing INC | Blytheville | AR | — | ◇ UNVERIFIED |
| JPJms Property Improvements | Armorel | AR | — | ◇ UNVERIFIED |
| JPJoliet Public Scrap Metal Recycling Yard | Joliet | IL | — | ◇ UNVERIFIED |
| JSJsw Steel Holding (usa), INC. | Baytown | TX | — | ◇ UNVERIFIED |
| JSJsw Steel USA Ohio, INC. | Mingo Junction | OH | — | ◇ UNVERIFIED |
| KRKanawha River Terminals LLC | Louisa | KY | — | ◇ UNVERIFIED |
| KSKatelman Steel Fabrication INC | Council Bluffs | IA | — | ◇ UNVERIFIED |
| KMKC Metal Worx, LLC | Kansas City | MO | — | ◇ UNVERIFIED |
| KSKdr Steel | Rialto | CA | — | ◇ UNVERIFIED |
| KDKeneco Distributors INC | Van Wert | OH | — | ◇ UNVERIFIED |
| KEKentucky Electric Steel Company | Ashland | KY | — | ◇ UNVERIFIED |
| KRKentucky Roll Forming, LLC | Louisville | KY | — | ◇ UNVERIFIED |
| KEKey Energy Services | Pecos | TX | — | ◇ UNVERIFIED |
