| 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 | Sumter | SC | — | ◇ UNVERIFIED |
| DIDiebold INC | Seville | OH | — | ◇ 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 |
| EIEastpointe Industries | Muskogee | OK | — | ◇ UNVERIFIED |
| EREast River Metals Incorporated | Rocky Gap | VA | — | ◇ UNVERIFIED |
| EIEckel Industries Noise Control Technologies | Cambridge | MA | — | ◇ UNVERIFIED |
