| DTDesert Tanks | Lubbock | TX | — | ◇ UNVERIFIED |
| DMDeshler's Machine Shop | Bangor | PA | — | ◇ UNVERIFIED |
| DADesign and Fabricating INC | Cokato | MN | — | ◇ UNVERIFIED |
| DADesign and Fabricating INC | Cokato | MN | — | ◇ UNVERIFIED |
| DBDesign By Initiative LLC | Newnan | GA | — | ◇ UNVERIFIED |
| DCDesign Corrugating CO | Oakdale | CA | — | ◇ UNVERIFIED |
| DCDesign Corrugating Company | Taylorville | IL | — | ◇ UNVERIFIED |
 Design Engineering | Simi Valley | CA | — | ◇ UNVERIFIED |
| Design Engineering & Manufacturing CO | Braham | MN | — | ◇ UNVERIFIED |
| DEDesign Enterprizes, LLC | Westminster | MD | — | ◇ UNVERIFIED |
| DFDesign Fab, INC. | Baton Rouge | LA | — | ◇ UNVERIFIED |
| DHDesign Hardware | Mesquite | TX | — | ◇ UNVERIFIED |
| DMDes Machine Shop, CORP. | Roswell | GA | — | ◇ UNVERIFIED |
| DSDe Steel, INC | Calhan | CO | — | ◇ UNVERIFIED |
| DMDetayl Manufacturing Co., INC. | Zieglersville | PA | — | ◇ UNVERIFIED |
| DBDeterman Brownie INC - Nassau St | Minneapolis | MN | — | ◇ UNVERIFIED |
 Detroit Edge Tool Company | Roseville | MI | — | ◇ UNVERIFIED |
| DTDetroit Tool & Metal Products | Fort Madison | IA | — | ◇ UNVERIFIED |
| DTDetroit Tube Products LLC | Detroit | MI | — | ◇ UNVERIFIED |
| DMDevincenzi Metal Products | Burlingame | CA | — | ◇ UNVERIFIED |
| DBDevries Bar Grinding INC | Minneapolis | MN | — | ◇ UNVERIFIED |
| DMDewitt Machine & Fabrication, INC. | Medford | ME | — | ◇ UNVERIFIED |
| DLDewzen LLC | Nashua | NH | — | ◇ UNVERIFIED |
| DMD.F Metal Supply LLC | Sanford | FL | — | ◇ UNVERIFIED |
 DGG Industries, Inc. | Attleboro | MA | — | ◇ UNVERIFIED |
| DPD&g Precision Manufacturing, INC. | Eden | WI | — | ◇ UNVERIFIED |
| DGDh Gibbs & Company, INC | Salt Lake City | UT | — | ◇ UNVERIFIED |
| DHD H Machine, INC. | Orange Cove | CA | — | ◇ UNVERIFIED |
| DMD&h Manufacturing | Fremont | CA | — | ◇ UNVERIFIED |
| DSDh Steel Products, LLC | Erie | PA | — | ◇ UNVERIFIED |
| DFDialed-In Fabrication LLC | Van Buren | AR | — | ◇ UNVERIFIED |
| DEDiamante Enterprises, INC. | San Antonio | TX | — | ◇ UNVERIFIED |
| DIDiamondback Industries, LLC | Lexington | NC | — | ◇ UNVERIFIED |
| DEDiamond Eye Manufacturing LLC | Athena | OR | — | ◇ UNVERIFIED |
| DMDiamond Metal Products INC | Ham Lake | MN | — | ◇ UNVERIFIED |
| DPDiamond Precision Products | Johnson Creek | WI | — | ◇ UNVERIFIED |
| DWDiamond Welding INC | Honolulu | HI | — | ◇ UNVERIFIED |
| DRDiaz Roofing and Sheet Metal | Violet | LA | — | ◇ UNVERIFIED |
| DIDi-cor Industries, INC. | Bristol | CT | — | ◇ UNVERIFIED |
| DADie and Tool Products, INC. | Hayward | CA | — | ◇ UNVERIFIED |
| DDieform,LLC | Chino | CA | — | ◇ UNVERIFIED |
| DMDie Max of Rochester Inc. | Rochester | NY | — | ◇ UNVERIFIED |
| DCDiesel Cast Welding INC | Blaine | MN | — | ◇ UNVERIFIED |
| DCDiesel Controls Inc. | Massillon | OH | — | ◇ UNVERIFIED |
| DSDie Stampco INC | Bay City | MI | — | ◇ UNVERIFIED |
| DTDie Technology INC | Osseo | MN | — | ◇ UNVERIFIED |
| DDDig Dog LLC | Costa Mesa | CA | — | ◇ UNVERIFIED |
| DMDigital Machine Co., INC. | Warminster | PA | — | ◇ UNVERIFIED |
| DMDigital Machining, LLC | Berthoud | CO | — | ◇ UNVERIFIED |
| DMDilbeck Manufacturing, INC. | Tulsa | OK | — | ◇ UNVERIFIED |
| DCDim CORP Dba Edma CO | Monticello | MN | — | ◇ UNVERIFIED |
| DIDimension Industries, INC. | Columbia Station | OH | — | ◇ UNVERIFIED |
| DMDimension Machinery Company, LLC | Fullerton | CA | — | ◇ UNVERIFIED |
| DSDimic Steel Tech, INC. | Upland | CA | — | ◇ UNVERIFIED |
| DEDinan Engineering, INC | Morgan Hill | CA | — | ◇ UNVERIFIED |
| DPDi Primo Fabricators INC - Watson Industrial Park | Saint Louis | MO | — | ◇ UNVERIFIED |
| DMDirect Manufacturing and Design LLC | Caldwell | TX | — | ◇ UNVERIFIED |
| DMDirect Manufacturing and Design LLC | Snook | TX | — | ◇ UNVERIFIED |
| DSDirect Source Supply INC. | Mamaroneck | NY | — | ◇ UNVERIFIED |
| DNDistribution Now | Carson | CA | — | ◇ UNVERIFIED |
| DWDistrict Welding co., LLC | Oceanside | CA | — | ◇ UNVERIFIED |
| DWdiverse welding & fabrication | Gordonville | PA | — | ◇ UNVERIFIED |
| DIDiversico Industries, INC. | Minneapolis | MN | — | ◇ UNVERIFIED |
| DHDiversified Holdings of Dallas, INC. | Dallas | NC | — | ◇ UNVERIFIED |
| DIDiversified Industrial Service Company | Liberal | KS | — | ◇ UNVERIFIED |
| DMDiversified Machine & Welding, LLC | Findlay | OH | — | ◇ UNVERIFIED |
| DMDiversified Machining & Fabrication | Modesto | CA | — | ◇ UNVERIFIED |
| DMDiversified Metal Fabricators INC | Ferndale | MI | — | ◇ UNVERIFIED |
| DMDiversified Metal Products, INC | Idaho Falls | ID | — | ◇ UNVERIFIED |
| DMDiversified Mfg Technologies INC. | Chino | CA | — | ◇ UNVERIFIED |
| DPDiversified Products Mfg | Jacksonville | FL | — | ◇ UNVERIFIED |
| DSDiversified Steel Fabricators, INC. | Montgomery | AL | — | ◇ UNVERIFIED |
| DSDiversified Systems of Jax | Jacksonville | FL | — | ◇ UNVERIFIED |
| D5Division 5 Fabricators, INC. | Russellville | KY | — | ◇ UNVERIFIED |
| D5Division 5 Florida, INC. | Starke | FL | — | ◇ UNVERIFIED |
| D5Division 5, INC. | Winston | GA | — | ◇ UNVERIFIED |
| D8Division 8 CO INC | Minneapolis | MN | — | ◇ UNVERIFIED |
| DMDixie Machine LLC | Holly | MI | — | ◇ UNVERIFIED |
| DMDixie Metal Products LLC | Memphis | TN | — | ◇ UNVERIFIED |
| DWDixie Weld Fab, INC. | Belcher | LA | — | ◇ UNVERIFIED |
| DEDjb Enterprises LTD. | Phoenix | AZ | — | ◇ UNVERIFIED |
| DMDj Machine | North Andover | MA | — | ◇ UNVERIFIED |
| DJD & J Machinery, INC. | Clewiston | FL | — | ◇ UNVERIFIED |
| DMD&j Machine Works, INC. | Houston | TX | — | ◇ UNVERIFIED |
| DMDj Manufacturing INC. | Huntington | WV | — | ◇ UNVERIFIED |
| DIDk International Associates, INC. | Fort Lauderdale | FL | — | ◇ UNVERIFIED |
| DLDkmm, LLC | Commerce City | CO | — | ◇ UNVERIFIED |
| DIDkoroza, INC | Hialeah | FL | — | ◇ UNVERIFIED |
| DMDLC Manufacturing & Fabrication, Inc. | New Ulm | MN | — | ◇ UNVERIFIED |
| DLD & L Fabricating, INC. | Phoenix | AZ | — | ◇ UNVERIFIED |
| DGDLT Group, Inc. | Highland | MI | — | ◇ UNVERIFIED |
| DMDLT Machine, LLC | Pelham | NH | — | ◇ UNVERIFIED |
| DMDLT Manufacturing, Inc. | Dallas | TX | — | ◇ UNVERIFIED |
| DRDLT Rental | Brighton | CO | — | ◇ UNVERIFIED |
| DLD L Wolfe Racecraft LLC | Mansfield | TX | — | ◇ UNVERIFIED |
| DGDmc Global | Mount Braddock | PA | — | ◇ UNVERIFIED |
| DID&m, INC | Fairmont | WV | — | ◇ UNVERIFIED |
| DMD&m Machine Shop INC. | Austell | GA | — | ◇ UNVERIFIED |
| DMD.m. Manufacturing, INC. | Beloit | WI | — | ◇ UNVERIFIED |
| DLDmmg, LLC | Pierceton | IN | — | ◇ UNVERIFIED |
