| DADouble a Metal Fabrication INC | Roseburg | OR | — | ◇ UNVERIFIED |
| DUDouble U INC. | Salt Lake City | UT | — | ◇ UNVERIFIED |
| DSDoudney Sheet Metal Works INC. | Miami | FL | — | ◇ UNVERIFIED |
| DWDove Welding & Fabrication, INC. | Hampton | VA | — | ◇ UNVERIFIED |
| DEDown East Machines & Engineering | Mechanic Falls | ME | — | ◇ UNVERIFIED |
| DEDragon Esp Ltd- Steel Plate Manufacturing Plant | Provo | UT | — | ◇ UNVERIFIED |
| DPDragon Products, LTD | Los Fresnos | TX | — | ◇ UNVERIFIED |
| DMDraper Metals, INC. | West Bridgewater | MA | — | ◇ UNVERIFIED |
| DHDrapery Hardware By Jema | North Hollywood | CA | — | ◇ UNVERIFIED |
| DMDrexel Metals, INC. | Elkridge | MD | — | ◇ UNVERIFIED |
| DIDreyfus-courtney, INC. | Broussard | LA | — | ◇ UNVERIFIED |
| DLDriver Leasing | Amarillo | TX | — | ◇ UNVERIFIED |
| DADrm Associates, INC. | Manchester | MD | — | ◇ UNVERIFIED |
| DFDRT Fabrication LLC | Gilbert | AZ | — | ◇ UNVERIFIED |
| DKDrut Kustom Welding and Fabrication, LLC | Provo | UT | — | ◇ UNVERIFIED |
| DUDsi Underground Systems INC | Louisville | KY | — | ◇ UNVERIFIED |
| DSD&S Services LLC | Hampton | VA | — | ◇ UNVERIFIED |
| DHDuckshin Housing America Factory | Athens | GA | — | ◇ UNVERIFIED |
| DSDuluth Steel Fabricators INC | Duluth | MN | — | ◇ UNVERIFIED |
| DADunnottar Advanced Materials Lc | American Fork | UT | — | ◇ UNVERIFIED |
| DADunnottar Advanced Materials Lc | American Fork | UT | — | ◇ UNVERIFIED |
 Duramax Marine Industries | Norwalk | OH | — | ◇ UNVERIFIED |
 Duratech Industries | Bangor | WI | — | ◇ UNVERIFIED |
| DFDustmx Fab, LLC | Sunrise | FL | — | ◇ UNVERIFIED |
| DMDwiggins Metal Masters, INC. | Mocksville | NC | — | ◇ UNVERIFIED |
| DLDxvl LLC | Shoreview | MN | — | ◇ UNVERIFIED |
| DIDyadic Iron Works INC | Portland | OR | — | ◇ UNVERIFIED |
| DODyersburg Ornamental Iron | Dyersburg | TN | — | ◇ UNVERIFIED |
| DADynamic Air Technology INC | Pomona | CA | — | ◇ UNVERIFIED |
 Dynamic Industries | Ingleside | TX | — | ◇ UNVERIFIED |
| DMDynamic Metal Processing Corporation | Hyde Park | PA | — | ◇ UNVERIFIED |
| EFEab Fabrication | Quincy | MI | — | ◇ UNVERIFIED |
| ECEads Cooling Solutions, LLC | Catoosa | OK | — | ◇ UNVERIFIED |
| EKEagleburgmann Ke | Lakeside | CA | — | ◇ UNVERIFIED |
| ECEagle Cap Industries LLC | Yamhill | OR | — | ◇ UNVERIFIED |
| EFEagle Fab INC. | Cartersville | GA | — | ◇ UNVERIFIED |
| ESEaglespan Steel Structures, INC. | Johnstown | CO | — | ◇ UNVERIFIED |
| ETEagle Tanks INC | Aumsville | OR | — | ◇ UNVERIFIED |
| EWEagle Welding & Fabricating, INC. | Willoughby | OH | — | ◇ UNVERIFIED |
| EMEandi Metal Works INC | Oakland | CA | — | ◇ UNVERIFIED |
| EOE&a Ornamental Iron INC | Escondido | CA | — | ◇ UNVERIFIED |
| EQE.a. Quirin Machine Shop, INC. | Saint Clair | PA | — | ◇ UNVERIFIED |
 Earthquake Protection Systems | Richmond | CA | — | ◇ UNVERIFIED |
| ESEarth & Structure INC | Fairfield | ID | — | ◇ UNVERIFIED |
| EAEast Ave Brake & Wheel | Chico | CA | — | ◇ UNVERIFIED |
| EMEastbay Metal LLC | Lynn | MA | — | ◇ UNVERIFIED |
| ECEast Coast Metal Structures CORP. | Fort Lauderdale | FL | — | ◇ UNVERIFIED |
| ECEast Coast Metal Structures CORP. | Plantation | FL | — | ◇ UNVERIFIED |
| ECEast Coast Steel Fabrication INC. | Chesapeake | VA | — | ◇ UNVERIFIED |
| ECEast Coast Steel Fabricators INC. | Chesapeake | VA | — | ◇ UNVERIFIED |
