| CECleveland Engineered Materials | Bedford Heights | OH | — | ◇ UNVERIFIED |
| CPClimax Performance Material | Golden | CO | — | ◇ UNVERIFIED |
| CSClingan Steel, INC. | Des Plaines | IL | — | ◇ UNVERIFIED |
| CJCmc Joist and Deck | South Plainfield | NJ | — | ◇ UNVERIFIED |
| CJCmc Joist & Deck | Starke | FL | — | ◇ UNVERIFIED |
| CRCmc Rebar - Ca - Santa Fe Springs | Santa Fe Springs | CA | — | ◇ UNVERIFIED |
| CICoast Industrial Supply CO INC | Cerritos | CA | — | ◇ UNVERIFIED |
| CCColeman Cable INC | East Longmeadow | MA | — | ◇ UNVERIFIED |
| CSCol-fin Specialty Steel Ii LLC | New Brighton | PA | — | ◇ UNVERIFIED |
| CSColorado Steel & Wire CO | Loveland | CO | — | ◇ UNVERIFIED |
| CMColumbia Metal Products CO | Kansas City | MO | — | ◇ UNVERIFIED |
| CIColumbine Iron & Metal | Erie | CO | — | ◇ UNVERIFIED |
| CMCombined Metals CORP | Bellwood | IL | — | ◇ UNVERIFIED |
| CMCommercial Metals Company Rebar | San Antonio | TX | — | ◇ UNVERIFIED |
| CMCommercial Metals Company Recycling | Jacksonville | FL | — | ◇ UNVERIFIED |
| CSCommercial Steel Corporation | Glassport | PA | — | ◇ UNVERIFIED |
| CMCommerial Metals Company | Waco | TX | — | ◇ UNVERIFIED |
| CRCommodity Resource & Envrnmtl | Mojave | CA | — | ◇ UNVERIFIED |
| CICommscope INC Sparks Nevada Facility | Sparks | NV | — | ◇ UNVERIFIED |
| CFConsolidated Fabricators CORP | Vernon | CA | — | ◇ UNVERIFIED |
| CSConsolidated Steel Svc | Englewood | CO | — | ◇ UNVERIFIED |
| CMConstruction Materials, INC. | Montgomery | AL | — | ◇ UNVERIFIED |
| CMContinental Metals INC | Lasalle | IL | — | ◇ UNVERIFIED |
| CMContinental Metals INC | Lasalle | IL | — | ◇ UNVERIFIED |
| CSContinental Steel Works, INC. | Butte | MT | — | ◇ UNVERIFIED |
| CSContractors Steel Company | Belleville | MI | — | ◇ UNVERIFIED |
| CAControlled Automation | Bauxite | AR | — | ◇ UNVERIFIED |
| CMCoronado Manufacturing LLC | Sun Valley | CA | — | ◇ UNVERIFIED |
| CMCosmos Manufacturing, INC. | South Chicago Heights | IL | — | ◇ UNVERIFIED |
| CWCostco Wholesale - Columbus | Columbus | OH | — | ◇ UNVERIFIED |
| CBCountry Boyz Metal LLC | Pikeville | KY | — | ◇ UNVERIFIED |
| CMCs Metals of La LLC - Convent Facility | Convent | LA | — | ◇ UNVERIFIED |
| CBCustom Bilt Metals LLC | Whittier | CA | — | ◇ UNVERIFIED |
| CSCustom Sheet & Metal Fabricators LLC | Chattanooga | TN | — | ◇ UNVERIFIED |
| CSCustom Steel Processing, INC. | Granite City | IL | — | ◇ UNVERIFIED |
| DCDaiki Corporation | Adairsville | GA | — | ◇ UNVERIFIED |
 Dameron Alloy Foundries Dba Dafco INC | Louisville | KY | — | ◇ UNVERIFIED |
| DTDanaher Tool Group | Gastonia | NC | — | ◇ UNVERIFIED |
| DSDanick Specialties & Support, INC. | Niceville | FL | — | ◇ UNVERIFIED |
| DIDanmar Installation INC | Memphis | TN | — | ◇ UNVERIFIED |
| DSDarlington Shredding | Darlington | SC | — | ◇ UNVERIFIED |
| DSDarlington Shredding INC | Darlington | SC | — | ◇ UNVERIFIED |
| DHDavid H. Fell & CO INC | Rio Rancho | NM | — | ◇ UNVERIFIED |
| DHDavid H. Fell & Co, INC | Burlingame | CA | — | ◇ UNVERIFIED |
| DBD Block Metals LLC | Gastonia | NC | — | ◇ UNVERIFIED |
| DHDekko Heating Technologies INC | Cromwell | IN | — | ◇ UNVERIFIED |
| DKDelaco Kasle Processing Indiana LLC | Jeffersonville | IN | — | ◇ UNVERIFIED |
| DFDelafield Fluid Technologies | Mabank | TX | — | ◇ UNVERIFIED |
| DMDelta Metals Company, INC. | Memphis | TN | — | ◇ UNVERIFIED |
| DADesign Assistance Construction Systems INC | Sparrows Point | MD | — | ◇ UNVERIFIED |
| DSD.e. Song Fabrication, LLC | Mogadore | OH | — | ◇ UNVERIFIED |
| DCDexmet Corporation - Naugatuck | Naugatuck | CT | — | ◇ UNVERIFIED |
| DEDexter Electronic Materials | Lowell | MA | — | ◇ UNVERIFIED |
| DGD & G Fabrication and Pipe Supports | Theodore | AL | — | ◇ UNVERIFIED |
| DXDiagnostic X-ray INC | San Jose | CA | — | ◇ UNVERIFIED |
| DGDiamond Ground Products Weldlogic INC. | Newbury Park | CA | — | ◇ UNVERIFIED |
| DIDima Industries | Elk Grove Village | IL | — | ◇ UNVERIFIED |
| DDipsht | Sacramento | CA | — | ◇ UNVERIFIED |
| DBD&n Bending CORP. | Romeo | MI | — | ◇ UNVERIFIED |
| DRDoe Run Company Viburnum Centeral Services Facility the | Viburnum | MO | — | ◇ UNVERIFIED |
| DIDominguez Iron Work, Inc. | Miami | FL | — | ◇ UNVERIFIED |
| DIDominguez Iron Work, Inc. | Miami | FL | — | ◇ UNVERIFIED |
| DRDomore Recycling | Denver | CO | — | ◇ UNVERIFIED |
| DHDon Hoy Company INC | Oakdale | CA | — | ◇ UNVERIFIED |
| DSDoral Steel, INC. | Toledo | OH | — | ◇ UNVERIFIED |
| DHDouglas-kent Holdings, LLC | Ontario | CA | — | ◇ UNVERIFIED |
| DSDouglas Steel Supply | Los Angeles | CA | — | ◇ UNVERIFIED |
| DMDulin Metals CO | Des Plaines | IL | — | ◇ UNVERIFIED |
| DMDulin Metals CO | Joliet | IL | — | ◇ UNVERIFIED |
| DMDulin Metals CO | Des Plaines | IL | — | ◇ UNVERIFIED |
| DSDunkirk Speciality Steel, LLC | Dunkirk | NY | — | ◇ UNVERIFIED |
| DBDynamet Building Ii Addition | Clearwater | FL | — | ◇ UNVERIFIED |
| DIDynamet INC N Main St Fac | Washington | PA | — | ◇ UNVERIFIED |
| EPEast Penn Mfg CO Inc/smelter Plt | Lyons | PA | — | ◇ UNVERIFIED |
| EREcorec Rio Grande Valley | Edinburg | TX | — | ◇ UNVERIFIED |
| ECElectro Cycle INC | North County | MO | — | ◇ UNVERIFIED |
| EIElectrum INC. | East Stroudsburg | PA | — | ◇ UNVERIFIED |
| ERElemetal Refining LLC | Jackson | OH | — | ◇ UNVERIFIED |
| EAElf Atochem North America, INC | Baltimore | MD | — | ◇ UNVERIFIED |
| ESEmpire Sheet Metal, INC. | Manchester | NH | — | ◇ UNVERIFIED |
| ESEndura Steel, Inc., a California Corporation | Fort Mohave | AZ | — | ◇ UNVERIFIED |
| EIEnviro-chem INC - Plant 1 | Rogers | MN | — | ◇ UNVERIFIED |
| ETEnvirofocus Technologies LLC | Tampa | FL | — | ◇ UNVERIFIED |
 Epson America INC | Huntington Beach | CA | — | ◇ UNVERIFIED |
| EWEsab Welding & Cutting Prod/hanover | Hanover | PA | — | ◇ UNVERIFIED |
| EBExide Battery Plant | Columbus | GA | — | ◇ UNVERIFIED |
| ETExide Technologies | Forest City | MO | — | ◇ UNVERIFIED |
| ETExide Technologies | Vernon | CA | — | ◇ UNVERIFIED |
| ETExide Technologies | Los Angeles | CA | — | ◇ UNVERIFIED |
| ETExide Technologies | Los Angeles | CA | — | ◇ UNVERIFIED |
| ETExide Technologies INC - Baton Rouge Recycling Center | Baton Rouge | LA | — | ◇ UNVERIFIED |
| ETExide Technologies Northern Assessment Area Cleanup | Los Angeles | CA | — | ◇ UNVERIFIED |
| ETExide Technologies - Reading Smelter Div | Reading | PA | — | ◇ UNVERIFIED |
| ETExide Technologies Site | Laureldale | PA | — | ◇ UNVERIFIED |
| FSFab Steel, INC. | Lexington | KY | — | ◇ UNVERIFIED |
| FMFederated Metals CORP | Whiting | IN | — | ◇ UNVERIFIED |
| FCFeralloy Corporation | Portland | OR | — | ◇ UNVERIFIED |
| FMFerguson Mfg. CO. INC. | Spirit Lake | IA | — | ◇ UNVERIFIED |
| FIFerret, Inc. | Elkhart | IN | — | ◇ UNVERIFIED |
| FUFerro Union | City of Industry | CA | — | ◇ UNVERIFIED |
