| DODouble O Engineering INC | San Carlos | CA | — | ◇ UNVERIFIED |
| DTDouble Tap Engineering LLC | Anderson | IN | — | ◇ UNVERIFIED |
| DSDoudney Sheet Metal Works INC. | Miami | FL | — | ◇ UNVERIFIED |
| DFDouglas Finishing | Alexandria | MN | — | ◇ UNVERIFIED |
| DMDouglas Machining Services INC | Goodview | MN | — | ◇ UNVERIFIED |
| DMDouglas Manufacturing Solutions LLC | Foley | MN | — | ◇ UNVERIFIED |
| DMDouglas Manufacturing Solutions LLC | Foley | MN | — | ◇ UNVERIFIED |
| DMDoug's Machine Shop INC | — | NY | — | ◇ UNVERIFIED |
| DIDove Industries, INC. | Belleville | IL | — | ◇ UNVERIFIED |
| DFDover Flexo Electronics, Inc. | Rochester | NH | — | ◇ UNVERIFIED |
| DFDowneast Fishing Gear, INC. | Ellsworth | ME | — | ◇ UNVERIFIED |
| DEDown East Machines & Engineering | Mechanic Falls | ME | — | ◇ UNVERIFIED |
| DTDown Time Services | Agua Dulce | TX | — | ◇ UNVERIFIED |
| DIDpi INC. | Huntingdon Valley | PA | — | ◇ UNVERIFIED |
| DMDp Machining INC | Montevideo | MN | — | ◇ UNVERIFIED |
| DMDpr Machine Shop INC | Santa Ana | CA | — | ◇ UNVERIFIED |
| DMDraco MFG. Inc. | Davisburg | MI | — | ◇ UNVERIFIED |
| DEDragon Esp Ltd- Steel Plate Manufacturing Plant | Provo | UT | — | ◇ UNVERIFIED |
| DPDragon Products, Limited Partnership | Lathrop | CA | — | ◇ UNVERIFIED |
| DSDrahtzug Stein USA CORP. | New Bern | NC | — | ◇ UNVERIFIED |
| DTDrake Tool & Design INC. | Hastings | NE | — | ◇ UNVERIFIED |
| DMDramar Machine Devices, INC. | Gastonia | NC | — | ◇ UNVERIFIED |
| DMDraper Metals | Middleboro | MA | — | ◇ UNVERIFIED |
| DMDrasa mfg. | Albuquerque | NM | — | ◇ UNVERIFIED |
| DIDreier Industries, LLC | Miamisburg | OH | — | ◇ UNVERIFIED |
| DLDrei, LLC | Nampa | ID | — | ◇ UNVERIFIED |
| DMDriftless Metalworx LLC | Rushford | MN | — | ◇ UNVERIFIED |
| DCDrilube CO | Glendale | CA | — | ◇ UNVERIFIED |
| DFDriven Fabrication LLC. | White Lake | MI | — | ◇ UNVERIFIED |
| DPDriven Performance | Fresno | CA | — | ◇ UNVERIFIED |
| DTDrive Train Unlimited INC | Saint George | UT | — | ◇ UNVERIFIED |
| DTD.r Tech Industries LLC | Paterson | NJ | — | ◇ UNVERIFIED |
| DGDrt Grading | Perris | CA | — | ◇ UNVERIFIED |
| DGDrt Grading | Walnut | CA | — | ◇ UNVERIFIED |
| DGDrt Grading INC. | Pomona | CA | — | ◇ UNVERIFIED |
| DPDrt Power Systems - Hovis | Simpsonville | SC | — | ◇ UNVERIFIED |
| DPDryden Property Management | Casper | WY | — | ◇ UNVERIFIED |
| DTDryve Technologies, INC | Fremont | CA | — | ◇ UNVERIFIED |
| DDDsc Dredge LLC - Jourdan Road Site | New Orleans | LA | — | ◇ UNVERIFIED |
| DMDs Machine | Leacock, Township of | PA | — | ◇ UNVERIFIED |
| DMD&s Machined Products LLC | Maple Grove | MN | — | ◇ UNVERIFIED |
 D & S Machine Service, INC. | Luxemburg | WI | — | ◇ UNVERIFIED |
| DMDs Manufacturing INC | Pine Island | MN | — | ◇ UNVERIFIED |
| DSD & S Metal Designs INC | Sherwood | OR | — | ◇ UNVERIFIED |
| DPDs Precision Machine | Vernon Rockville | CT | — | ◇ UNVERIFIED |
| DHDT62 Holdings LLC | Houston | TX | — | ◇ UNVERIFIED |
 D-tek Manufacturing | Santa Clara | CA | — | ◇ UNVERIFIED |
| D-Tek Manufacturing, a California corp | Santa Clara | CA | — | ◇ UNVERIFIED |
| D-Tek Manufacturing, a California corporation | Santa Clara | CA | — | ◇ UNVERIFIED |
| DMDT Metal Masters, LLC | Fredonia | KS | — | ◇ UNVERIFIED |
| DTDT Tools Manufacturing, LLC | Odessa | FL | — | ◇ UNVERIFIED |
| DIDualco, INC | Houston | TX | — | ◇ UNVERIFIED |
| DADuall Anodizing Dba Gmp Plating INC | San Jose | CA | — | ◇ UNVERIFIED |
| DFDu-all Finishing | Buffalo | NY | — | ◇ UNVERIFIED |
| DEDuane E Wente Ii | Hoxie | KS | — | ◇ UNVERIFIED |
| DSDublin Sand Blasting | Dublin | CA | — | ◇ UNVERIFIED |
| DCDubois Chemicals Bowling Green | Bowling Green | KY | — | ◇ UNVERIFIED |
| DCDubois Chemicals Chesterfield Twp | Chesterfield Township | MI | — | ◇ UNVERIFIED |
| DCDubois Chemicals Wentzville | Wentzville | MO | — | ◇ UNVERIFIED |
| DSDubois Street Investments LLC | Santa Cruz | CA | — | ◇ UNVERIFIED |
| DEDuffin Engine Service | San Antonio | TX | — | ◇ UNVERIFIED |
| DMDufresne Manufacturing Company | White Bear Lake | MN | — | ◇ UNVERIFIED |
| DMDufresne Manufacturing Company Plant 2 | White Bear Lake | MN | — | ◇ UNVERIFIED |
| DPDunbroze Precision LLC | Pepperell | MA | — | ◇ UNVERIFIED |
| DBDuncan Bros INC | Bloomington | CA | — | ◇ UNVERIFIED |
| DJDundas Jafine INC. | Alden | NY | — | ◇ UNVERIFIED |
| DHDunham Heat Flow Products | Tulsa | OK | — | ◇ UNVERIFIED |
| DMDunham Machine Inc. | brooklyn heights | OH | — | ◇ UNVERIFIED |
| DMDunham Metal Processing, Chuck Dunham | Orange | CA | — | ◇ UNVERIFIED |
| DEDunkin Enterprises INC Dba Deluxe Machine and Mfg | Burnsville | MN | — | ◇ UNVERIFIED |
| DEDunlap East LLC | Yucaipa | CA | — | ◇ UNVERIFIED |
| DMDunphy's Machining LLC | Mukilteo | WA | — | ◇ UNVERIFIED |
| DPDurable Plating CO. (1318001642) | Cleveland | OH | — | ◇ UNVERIFIED |
 Duramax Marine Industries | Norwalk | OH | — | ◇ UNVERIFIED |
| DMDurand-wayland Machinery INC | Reedley | CA | — | ◇ UNVERIFIED |
| DPDuran Polishing Corporation | Anaheim | CA | — | ◇ UNVERIFIED |
 Duratech Industries | Bangor | WI | — | ◇ UNVERIFIED |
| DLDuraTerrain, LLC | North Lima | OH | — | ◇ UNVERIFIED |
| DTDura Trench | Dallas | GA | — | ◇ UNVERIFIED |
| DMDuray Machine Company, INC. | Lorain | OH | — | ◇ UNVERIFIED |
| DMDurco Manfacturing CO. INC | Waterbury | CT | — | ◇ UNVERIFIED |
| DMDurham Manufacturing CO | Durham | CT | — | ◇ UNVERIFIED |
| DRDuro-last Roofing, INC. | Byram | MS | — | ◇ UNVERIFIED |
| DRDuro-last Roofing, INC. | Anchorage | AK | — | ◇ UNVERIFIED |
| DSDuron Systems, INC. | Houston | TX | — | ◇ UNVERIFIED |
| DBDurre Brotherrs Welding & Machine Shop | Minonk | IL | — | ◇ UNVERIFIED |
| DEDurr Ecoclean INC | Wixom | MI | — | ◇ UNVERIFIED |
| DRDurrett Ready Mix | Lufkin | TX | — | ◇ UNVERIFIED |
| DCDutro Company | Emeryville | CA | — | ◇ UNVERIFIED |
| DHDutton & Hall INC. | Atlanta | GA | — | ◇ UNVERIFIED |
| DMDuwamish Metal Fab INC | Seattle | WA | — | ◇ UNVERIFIED |
| DPDVX Properties LLC | Lansdale | PA | — | ◇ UNVERIFIED |
| DAD.w. Accor | Pottstown | PA | — | ◇ UNVERIFIED |
| DWD & W Fine Pack - Miami | Doral | FL | — | ◇ UNVERIFIED |
| DCDwi Custom Steel Fab, INC | Wetumpka | AL | — | ◇ UNVERIFIED |
| DWD W Nicholson Corporation | Hayward | CA | — | ◇ UNVERIFIED |
| DPDWW Properties, LLC | Mannington | WV | — | ◇ UNVERIFIED |
| DEDwyer Enterprises INC. | Neosho | MO | — | ◇ UNVERIFIED |
| DVDwz Ventures LLC | Ramona | CA | — | ◇ UNVERIFIED |
| DIDyer Industries, INC. | Bunola | PA | — | ◇ UNVERIFIED |
