| DCD - C Machine INC | Woodbine | KY | — | ◇ UNVERIFIED |
| DMD&C Machine LLC | Mechanicsburg | PA | — | ◇ UNVERIFIED |
| DMDc Machine LLC | Summerville | SC | — | ◇ UNVERIFIED |
| DCD C Machining, INC. | San Antonio | TX | — | ◇ UNVERIFIED |
| DIDcs Industries LLC | Phoenix | AZ | — | ◇ UNVERIFIED |
| DMDcs Manufacturing Company Dba Ursa Major | Wyoming | MN | — | ◇ UNVERIFIED |
| DRDDB Real Estate, LLC | Tifton | GA | — | ◇ UNVERIFIED |
| DDD & D Design Manufacturing INC. | Oklahoma City | OK | — | ◇ UNVERIFIED |
| DMD&d Mobile Welding and Fabrication, INC. | Fort Pierce | FL | — | ◇ UNVERIFIED |
| DDD & D Plastics, LLC | Orem | UT | — | ◇ UNVERIFIED |
| DDD & D Plunger & Machine, INC. | Odessa | TX | — | ◇ UNVERIFIED |
| DDD & D Quality Trim Dies INC. | Kenosha | WI | — | ◇ UNVERIFIED |
| DSD&d Sheet Metal | Lutz | FL | — | ◇ UNVERIFIED |
| DIDds Industries INC | Fall River | MA | — | ◇ UNVERIFIED |
| DMDdssaa Mfg., LLC | Salisbury | NC | — | ◇ UNVERIFIED |
| DWD&d Weld Fab, INC | Centerville | LA | — | ◇ UNVERIFIED |
| DDD & D Welding/fab INC. | Centerville | LA | — | ◇ UNVERIFIED |
| DCDeane Carbide Products | Trevose | PA | — | ◇ UNVERIFIED |
| DADe Anza Contractors INC | Riverside | CA | — | ◇ UNVERIFIED |
| DWDecatur Wire Die North Roux | Oriskany | NY | — | ◇ UNVERIFIED |
| DIDecker Industries, INC. | Chippewa Falls | WI | — | ◇ UNVERIFIED |
| DMDecker Machine Works, INC | Ashfield | MA | — | ◇ UNVERIFIED |
| DPDecker Precision Machining, INC. | Peosta | IA | — | ◇ UNVERIFIED |
| DBDeco Blades LLC | Middletown | CT | — | ◇ UNVERIFIED |
| DPDeco Plastics, INC. | Houston | TX | — | ◇ UNVERIFIED |
| DODecorah Ops Textron Fastening Sys | Decorah | IA | — | ◇ UNVERIFIED |
| DIDedoes Innovative Manufacturing INC | Fowlerville | MI | — | ◇ UNVERIFIED |
| DIDee INC - Machine Shop | Crookston | MN | — | ◇ UNVERIFIED |
| DLDeerebuilt, LLC | Ardmore | OK | — | ◇ UNVERIFIED |
| DCDeere-hitachi Construction Machinery Coporation | Kernersville | NC | — | ◇ UNVERIFIED |
| DRDeering Road Project Maintenance and Repairs | Deering | AK | — | ◇ UNVERIFIED |
| DMDefiance Metal Products | Bedford | PA | — | ◇ UNVERIFIED |
| DDDefinitive Design INC. | Kennesaw | GA | — | ◇ UNVERIFIED |
| DEDeghetto Engineering INC | Minnetonka | MN | — | ◇ UNVERIFIED |
| DEDeghetto Engineering INC | Hopkins | MN | — | ◇ UNVERIFIED |
| DJDe Jong Iron Works | Orangeburg | NY | — | ◇ UNVERIFIED |
| DLDeland Logistics LLC | Deland | FL | — | ◇ UNVERIFIED |
| DYDelbert Young Sheet Metal Service | Ardmore | OK | — | ◇ UNVERIFIED |
| DFDelco Fabrication LLC | New Orleans | LA | — | ◇ UNVERIFIED |
| DMDellamar Manufacturing Company | Belleville | MI | — | ◇ UNVERIFIED |
 Dellinger Enterprises, LTD. | Belmont | NC | — | ◇ UNVERIFIED |
| DMDelmedico Machine INC | Saint Paul | MN | — | ◇ UNVERIFIED |
| DLDe Loera LLC | Los Angeles | CA | — | ◇ UNVERIFIED |
| DMDelphi Machine Works LLC | Rossville | IN | — | ◇ UNVERIFIED |
| DCDelta Consolidated, LLC | Harvey | LA | — | ◇ UNVERIFIED |
| DFDelta Fabrication, LLC | Greenville | MS | — | ◇ UNVERIFIED |
| DFDelta Fabrication & Machine, INC. | Daingerfield | TX | — | ◇ UNVERIFIED |
| DIDelta Ironworks INC | Prunedale | CA | — | ◇ UNVERIFIED |
| DMDelta Machine Company, LLC. | Gardena | CA | — | ◇ UNVERIFIED |
| DMDelta Machine, LLC | Deland | FL | — | ◇ UNVERIFIED |
| DMDelta Machine & Tool, INC. | Palmer | MA | — | ◇ UNVERIFIED |
| DMDelta Mechanical, INC. | Berwick | PA | — | ◇ UNVERIFIED |
| DMDelta Metals, LLC | Leon | IA | — | ◇ UNVERIFIED |
| DPDelta Pattern, INC. | South Gate | CA | — | ◇ UNVERIFIED |
| DPDelta Precision Tool & Inst CO | Hauppauge | NY | — | ◇ UNVERIFIED |
| DIDelta-Ray Industries, Inc. | Bridgeport | CT | — | ◇ UNVERIFIED |
| DSDelta Secondary LLC | Bensenville | IL | — | ◇ UNVERIFIED |
| DSDelta Sheet Metal CORP. | New York | NY | — | ◇ UNVERIFIED |
| DTDelta Trailer, INC. | Houston | TX | — | ◇ UNVERIFIED |
| DWDeluxe Welding, INC. | Reno | NV | — | ◇ UNVERIFIED |
| DEDelwood Equipment LTD | — | WV | — | ◇ UNVERIFIED |
| DCDemag Cranes and Components CORP. (1318535255) | Solon | OH | — | ◇ UNVERIFIED |
| DMD-e Manufacturing INC | Moncks Corner | SC | — | ◇ UNVERIFIED |
| DPDemco Products | Oak Lawn | IL | — | ◇ UNVERIFIED |
| DMDempster Machine Shop Incorporated | Knoxville | TN | — | ◇ UNVERIFIED |
| DSDemuth Steel Products, INC. | Mount Joy | PA | — | ◇ UNVERIFIED |
| DMDenbeste Manufacturing INC | Bakersfield | CA | — | ◇ UNVERIFIED |
| DLDenec, LLC | Huntsville | AL | — | ◇ UNVERIFIED |
| DIDenios INC | Okolona | KY | — | ◇ UNVERIFIED |
| DBDenise & Brian, LLC | Rockford | IL | — | ◇ UNVERIFIED |
| DMDennie's Manufacturing INC. | Canandaigua | NY | — | ◇ UNVERIFIED |
| DMDennie's Manufacturing INC. | Canandaigua | NY | — | ◇ UNVERIFIED |
| DSDenning Sheet Metal, INC | Columbia Falls | MT | — | ◇ UNVERIFIED |
| DDDennis Doerr Dba Shafer Metal Fab | Shafer | MN | — | ◇ UNVERIFIED |
| DFDennis Filges Company, INC. | Chicora | PA | — | ◇ UNVERIFIED |
| DADennison Automatics | Nunica | MI | — | ◇ UNVERIFIED |
| DADENO Amalgamated, LLC | Dayton | OH | — | ◇ UNVERIFIED |
| DBDenpak Bldg Products INC | Adams Cnty | CO | — | ◇ UNVERIFIED |
| DBDenpak Building Products INC | Denver | CO | — | ◇ UNVERIFIED |
| DWDentoni's Welding Works INC | Stockton | CA | — | ◇ UNVERIFIED |
| DWDentoni's Welding Works, INC. | Stockton | CA | — | ◇ UNVERIFIED |
| DODepartment of Veterans Affairs 3d Printing Laboratory | North Charleston | SC | — | ◇ UNVERIFIED |
| DADepottey Acquisitions Dba Econ-o-line Abrasive Prod INC | Grand Haven | MI | — | ◇ UNVERIFIED |
| DIDerlan INC | Santa Ana | CA | — | ◇ UNVERIFIED |
| DDero/everlast | Fridley | MN | — | ◇ UNVERIFIED |
| DHDerouin Holdings, LLC | Richmond | CA | — | ◇ UNVERIFIED |
| DMDerson Manufacturing INC | Minnetrista | MN | — | ◇ UNVERIFIED |
| DADeschaine and Roy, INC. | Upland | CA | — | ◇ UNVERIFIED |
| DLDesemco, LLC | Marietta | GA | — | ◇ UNVERIFIED |
| DODesert Owl Forge LLC | Pahrump | NV | — | ◇ UNVERIFIED |
| DPDesert Plastering L.l.c. | North Las Vegas | NV | — | ◇ UNVERIFIED |
| DPDesert Precision Products, LLC | Kingman | AZ | — | ◇ UNVERIFIED |
| 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 |
