| CMContainer Management Services | Portland | OR | — | ◇ UNVERIFIED |
 Contech Engineered Solutions LLC | Pinellas Park | FL | — | ◇ UNVERIFIED |
| Contech Engineered Solutions LLC | Fort Pierce | FL | — | ◇ UNVERIFIED |
| CBContinental Bridge | Alexandria | MN | — | ◇ UNVERIFIED |
| CPContinental Powertrain USA LLC | Fountain Inn | SC | — | ◇ UNVERIFIED |
| CConxtech | Woodland | CA | — | ◇ UNVERIFIED |
| CIConxtech INC | Hayward | CA | — | ◇ UNVERIFIED |
| CBCooper B-line | Aurora | CO | — | ◇ UNVERIFIED |
| CBCooper B-line INC | Troy | IL | — | ◇ UNVERIFIED |
| CBCooper B-line INC | Sherman | TX | — | ◇ UNVERIFIED |
| CSCooper's Steel Fabricators | Shelbyville | TN | — | ◇ UNVERIFIED |
| CICopelands, INC. | Ooltewah | TN | — | ◇ UNVERIFIED |
| CFCopper Field Chimney Supply | Aberdeen | NC | — | ◇ UNVERIFIED |
| CACore and Main LP | Renton | WA | — | ◇ UNVERIFIED |
| CBCouvrette Building Systems | Salem | VA | — | ◇ UNVERIFIED |
| CCowelco | Long Beach | CA | — | ◇ UNVERIFIED |
| CBCpeg Buffalo LLC | Tonawanda | NY | — | ◇ UNVERIFIED |
| CICraftsmen Industries Inc-clay St Plant | Saint Charles | MO | — | ◇ UNVERIFIED |
| CDCreative Display Panels | Newbury Park | CA | — | ◇ UNVERIFIED |
| CMCreganna Medical | Tualatin | OR | — | ◇ UNVERIFIED |
| CPCrenlo - Plant 3 | Rochester | MN | — | ◇ UNVERIFIED |
| CUCrest Ultrasonics | Trenton | NJ | — | ◇ UNVERIFIED |
 Crown Products Company INC | Jacksonville | FL | — | ◇ UNVERIFIED |
| CRC & R Sales Inc/dba Kretzschmar Steel | Colton | CA | — | ◇ UNVERIFIED |
| CSCrystal Stamping LLC | Pawtucket | RI | — | ◇ UNVERIFIED |
| CSCrystal Steel Memphis, LLC | Gallaway | TN | — | ◇ UNVERIFIED |
| CCCst Covers | Conroe | TX | — | ◇ UNVERIFIED |
| CDCtp, Division of Tue Processing | Indianapolis | IN | — | ◇ UNVERIFIED |
| CDCtp Div Nelson St | Indianapolis | IN | — | ◇ UNVERIFIED |
| CSCtp Sheetmetal | Indianapolis | IN | — | ◇ UNVERIFIED |
| CPCurbs Plus INC | El Dorado | KS | — | ◇ UNVERIFIED |
| CCCustom Container Valley Can LLC | Hadley | PA | — | ◇ UNVERIFIED |
| CFCustom Fab Dba U.s. Pipe Fabrication | Phoenix | AZ | — | ◇ UNVERIFIED |
| CMCustom Metal Fabricators INC | Richmond | VA | — | ◇ UNVERIFIED |
| CMCustom Metals of Virginia | Manassas | VA | — | ◇ UNVERIFIED |
| CFC&w Fabricators | Gardner | MA | — | ◇ UNVERIFIED |
| DMDaido Metal USA LLC | Bellefontaine | OH | — | ◇ UNVERIFIED |
| DFDallas Facility | Dallas | TX | — | ◇ UNVERIFIED |
| DSDana Sealing Products, LLC | Milwaukee | WI | — | ◇ UNVERIFIED |
| DADanos and Curole Marine Contractors, LLC | Larose | LA | — | ◇ UNVERIFIED |
| DIDanser INC | Parkersburg | WV | — | ◇ UNVERIFIED |
| DPDansville Properties, LLC | Dansville | NY | — | ◇ UNVERIFIED |
| DSDanville Steel | Danville | IL | — | ◇ UNVERIFIED |
| DCData Communique International INC | Carlstadt Boro | NJ | — | ◇ UNVERIFIED |
| DBDavis Boat Works INC | Newport News | VA | — | ◇ UNVERIFIED |
| DIDavis Iron Works Operations | Hewitt | TX | — | ◇ UNVERIFIED |
| DTDavis Trailer & Truck Equipment | Little Rock | AR | — | ◇ UNVERIFIED |
| DWDavis Welding | Gibson City | IL | — | ◇ UNVERIFIED |
 Dayton Superior CORP | Elk Grove Village | IL | — | ◇ UNVERIFIED |
| Dayton Superior Corporation | Birmingham | AL | — | ◇ UNVERIFIED |
| DBDean Baldwin Painting | Roswell | NM | — | ◇ UNVERIFIED |
| DLDeburring Laboratories INC | New Britain | CT | — | ◇ UNVERIFIED |
| DSDecimet Sales INC | Rogers | MN | — | ◇ UNVERIFIED |
| DSDelta Steel Company INC | Jackson | MS | — | ◇ UNVERIFIED |
| DWDerby Welding and Machine Co., INC. | Louisville | KY | — | ◇ UNVERIFIED |
| DMDesigner Metal Works and Lighting, INC. | Ontario | CA | — | ◇ UNVERIFIED |
| DSDexter Stamping Company, LLC | Murfreesboro | TN | — | ◇ UNVERIFIED |
| DCD-g Custom Chrome LLC | Cincinnati | OH | — | ◇ UNVERIFIED |
| DIDiebold INC | Seville | OH | — | ◇ UNVERIFIED |
| DIDiebold INC | Sumter | SC | — | ◇ UNVERIFIED |
| DDDillon Decanter & Machine INC | Eleanor | WV | — | ◇ UNVERIFIED |
| DMDimar Manufacturing | Cheektowaga | NY | — | ◇ UNVERIFIED |
| DCDiversified Computer Supplies INC | Stanton | KY | — | ◇ UNVERIFIED |
| DFDiversified Fabricators, INC. | Clinton Township | MI | — | ◇ UNVERIFIED |
| DMDiversified Metal Products, INC | Englewood | CO | — | ◇ UNVERIFIED |
| DSDiversified Steel Fabricators, INC. | Wetumpka | AL | — | ◇ UNVERIFIED |
| D5Division 5, LLC (dba Structural Steel of Carolina) | Hickory | NC | — | ◇ UNVERIFIED |
| DMDixie Metalcraft INC. | Fort Myers | FL | — | ◇ UNVERIFIED |
| DSDixie Southern Industrial INC | Auburndale | FL | — | ◇ UNVERIFIED |
| DJD & J Metal Products, INC. | Memphis | TN | — | ◇ UNVERIFIED |
| DLD & L Fabricators | Grafton | WV | — | ◇ UNVERIFIED |
| DCDme CO Div of Milacron CORP | Charlevoix | MI | — | ◇ UNVERIFIED |
| DEDoor Engineering & Manufacturing | Kasota | MN | — | ◇ UNVERIFIED |
| DSDoudney Sheet Metal Works INC | Sarasota | FL | — | ◇ UNVERIFIED |
| DTDover Tubular Alloys INC | Dover | NJ | — | ◇ UNVERIFIED |
| DRD & R Metal Finishing | Houston | TX | — | ◇ UNVERIFIED |
| DBDs Brown\lewis Engineering Division | Chaska | MN | — | ◇ UNVERIFIED |
| DPDuco Pipe Manufacturing Facility | Houston | TX | — | ◇ UNVERIFIED |
| DBDuncan Brothers INC | Grand Terrace | CA | — | ◇ UNVERIFIED |
| DPDurasteel Products CO | Santa Fe Springs | CA | — | ◇ UNVERIFIED |
| DMDurham Manufacturing CO | Springfield | MA | — | ◇ UNVERIFIED |
| DSDurr Systems, INC. | Plymouth | MI | — | ◇ UNVERIFIED |
| DUDurr Universal INC | Muscoda | WI | — | ◇ UNVERIFIED |
| DEDynamic Enterprises INC | Santa Fe Springs | CA | — | ◇ UNVERIFIED |
| DIDynamic Industries INC | New Iberia | LA | — | ◇ UNVERIFIED |
| DIDynamic Industries INC - Lake Charles Facility | Lake Charles | LA | — | ◇ UNVERIFIED |
 Dynamic Industries - Topside West Yard | New Iberia | LA | — | ◇ UNVERIFIED |
| DIDynamic Isolation Systems | Sparks | NV | — | ◇ UNVERIFIED |
| DODynamic Offshore Contractors INC | New Iberia | LA | — | ◇ UNVERIFIED |
| DWDynamic Weld Corporation | Patterson, Township of | OH | — | ◇ UNVERIFIED |
| DWDynamic West Virginia - Site 1 | Morgantown | WV | — | ◇ UNVERIFIED |
| DMDynatect Manufacturing INC | Valparaiso | IN | — | ◇ UNVERIFIED |
| DIDynetics, INC. | Huntsville | AL | — | ◇ UNVERIFIED |
| EMEagle Metalcraft, INC. | East Syracuse | NY | — | ◇ UNVERIFIED |
| ESEaglespan Steel Structures | Fort Collins | CO | — | ◇ UNVERIFIED |
| ESEagle Stainless Tube and Fabrication INC | Franklin | MA | — | ◇ UNVERIFIED |
| ETEagle Tubular Products INC | Alton | IL | — | ◇ UNVERIFIED |
| EIEarly Iron Restoration | Rochester | MN | — | ◇ UNVERIFIED |
| EMEastern Metal Supply INC. | Lake Worth | FL | — | ◇ UNVERIFIED |
| ESEastern Sheet Metal INC | Dothan | AL | — | ◇ UNVERIFIED |
