 Custom Machine Works, INC. | West Monroe | LA | — | ◇ UNVERIFIED |
| CMCustom Machining of Great Bend, Incorporated | Great Bend | PA | — | ◇ UNVERIFIED |
| CMCustom Machining Solutions, LLC | Rootstown | OH | — | ◇ UNVERIFIED |
| CMCustom Machining Works LLC | Tigard | OR | — | ◇ UNVERIFIED |
| CPCustom & Precision Products | Hamden | CT | — | ◇ UNVERIFIED |
| CSCustom Solutions Manufacturing INC | Anoka | MN | — | ◇ UNVERIFIED |
| CSCustom Solutions Manufacturing INC | Andover | MN | — | ◇ UNVERIFIED |
| CSCustom Steel Manufacturing INC. | Belton | MO | — | ◇ UNVERIFIED |
| CTCustom Tech Services, L.l.c. | Mesa | AZ | — | ◇ UNVERIFIED |
| CTCustom Threading | Houston | TX | — | ◇ UNVERIFIED |
| CTCustom Tool Inc | Cookeville | TN | — | ◇ UNVERIFIED |
| CECutting Edge Manufacturing and Supply LLC | Leander | TX | — | ◇ UNVERIFIED |
| CACvt Acquisition, INC. Dba Cherry Valley Tool & Mac | Rockford | IL | — | ◇ UNVERIFIED |
| CACw Assemblies LLC Dba Custom Wiring | Nicholasville | KY | — | ◇ UNVERIFIED |
| CICw Industries, LLC | Gilmer | TX | — | ◇ UNVERIFIED |
| CECWS Enterprises LLC | New Richmond | WI | — | ◇ UNVERIFIED |
| CSCyberpower Systems USA INC | Shakopee | MN | — | ◇ UNVERIFIED |
| CLCymer LLC | San Diego | CA | — | ◇ UNVERIFIED |
| CICyphert Industries, INC. | Westover | WV | — | ◇ UNVERIFIED |
| CGCyprian Group, LLC | Spencer | IN | — | ◇ UNVERIFIED |
| DMDahlheimer Machining INC | Saint Michael | MN | — | ◇ UNVERIFIED |
| DIDaico Ind INC | Compton | CA | — | ◇ UNVERIFIED |
| DEDaita Enterprises Incorporated | Seattle | WA | — | ◇ UNVERIFIED |
| DCDakota Cable Solutions Inc. | Piedmont | SD | — | ◇ UNVERIFIED |
| DEDakota Engineering | Indianapolis | IN | — | ◇ UNVERIFIED |
| DMDalco Machining, INC. | Platteville | WI | — | ◇ UNVERIFIED |
| DMDal Machine INC | Otsego | MN | — | ◇ UNVERIFIED |
| DIDaltech, INC. | Hanover Township | PA | — | ◇ UNVERIFIED |
| DODam Operating Co. LLC | Muskegon | MI | — | ◇ UNVERIFIED |
| DPD&B Property, LLC | Hudson | MA | — | ◇ UNVERIFIED |
| DLDamtech LLC | Bayfield | CO | — | ◇ UNVERIFIED |
| DEDan-kar Engineering LLC | Woburn | MA | — | ◇ UNVERIFIED |
| DMDannel Machine Company | Dalton | GA | — | ◇ UNVERIFIED |
| DRDan Ray Machine Company | Haverhill | MA | — | ◇ UNVERIFIED |
| DCDan's Custom Sheet Metal,inc. | Naples | FL | — | ◇ UNVERIFIED |
| DPD.A. Precision Products, Inc. | Mason | OH | — | ◇ UNVERIFIED |
| DMDarco Manufacturing INC. | Syracuse | NY | — | ◇ UNVERIFIED |
| DIDa-rew INC | Owatonna | MN | — | ◇ UNVERIFIED |
| DGDarren Guertin | Redwood City | CA | — | ◇ UNVERIFIED |
| DMDarrey Machine INC. | Odessa | TX | — | ◇ UNVERIFIED |
| DTDart Technology, INC. | Schaumburg | IL | — | ◇ UNVERIFIED |
| DSDaru Salam Auto Repair Express Inc. | Bronx | NY | — | ◇ UNVERIFIED |
| DAData Aire INC | Orange | CA | — | ◇ UNVERIFIED |
| DDData Display Products | El Segundo | CA | — | ◇ UNVERIFIED |
| DCDatametrics Corporation | Woodland Hills | CA | — | ◇ UNVERIFIED |
| DTDatam Technologies - Manufacturing INC | White Bear Lake | MN | — | ◇ UNVERIFIED |
| DPData Physics Corporation | Corona | CA | — | ◇ UNVERIFIED |
| DCDatech Corporation | New Castle | DE | — | ◇ UNVERIFIED |
| DTDatum Tool Services, Inc. | West Palm Beach | FL | — | ◇ UNVERIFIED |
| DIDavel Industries, INC. | Burleson | TX | — | ◇ UNVERIFIED |
| DHDavid Holifield | Jackson | TN | — | ◇ UNVERIFIED |
| DMDavis Machine and Tool Company, INC. | Talladega | AL | — | ◇ UNVERIFIED |
| DMDavis Machine, INC. | Dahlonega | GA | — | ◇ UNVERIFIED |
| DDDayton Die Cushions | Eden Prairie | MN | — | ◇ UNVERIFIED |
| DMDayton Machine INC | Osseo | MN | — | ◇ UNVERIFIED |
| DMDbc Machine INC | Houston | TX | — | ◇ UNVERIFIED |
| DEDb Enterprises | Fountain Valley | CA | — | ◇ UNVERIFIED |
| DBD. B. H. Distributors, INC. | Memphis | TN | — | ◇ UNVERIFIED |
| DBD + B Machining | Cumberland | RI | — | ◇ UNVERIFIED |
| DHDc Holding | San Leandro | CA | — | ◇ UNVERIFIED |
| DCD - C Machine INC | Woodbine | KY | — | ◇ UNVERIFIED |
| DMDc Machine LLC | Summerville | SC | — | ◇ UNVERIFIED |
| DMDcs Manufacturing Company Dba Ursa Major | Wyoming | MN | — | ◇ UNVERIFIED |
 Dcx-chol Enterprises INC Dba Scb Division | Bell Gardens | CA | — | ◇ UNVERIFIED |
| DDD & D Plunger & Machine, INC. | Odessa | TX | — | ◇ UNVERIFIED |
| DADe Amertek Corporation INC | Oak Brook | IL | — | ◇ UNVERIFIED |
| DEDecade Engineering | Santa Clara | CA | — | ◇ UNVERIFIED |
| DIDecker Industries, INC. | Chippewa Falls | WI | — | ◇ UNVERIFIED |
| DPDecker Precision Machining, INC. | Peosta | IA | — | ◇ UNVERIFIED |
| DBDeco Blades LLC | Middletown | CT | — | ◇ UNVERIFIED |
| DPDeco Plastics, INC. | Houston | TX | — | ◇ UNVERIFIED |
| DIDee INC - Machine Shop | Crookston | MN | — | ◇ UNVERIFIED |
| DDDefinitive Design INC. | Kennesaw | GA | — | ◇ UNVERIFIED |
| DEDeghetto Engineering INC | Hopkins | MN | — | ◇ UNVERIFIED |
| DEDeghetto Engineering INC | Minnetonka | MN | — | ◇ UNVERIFIED |
| DLDeland Logistics LLC | Deland | FL | — | ◇ UNVERIFIED |
| DMDellamar Manufacturing Company | Belleville | MI | — | ◇ UNVERIFIED |
| DMDelmedico Machine INC | Saint Paul | MN | — | ◇ UNVERIFIED |
| DLDe Lon Enterprises Electronic Specialist INC | Sun Valley | CA | — | ◇ UNVERIFIED |
| DEDelphi Energy & Chassis Systems - New Brunswick Operations | New Brunswick | NJ | — | ◇ UNVERIFIED |
| DMDelphi Machine Works LLC | Rossville | IN | — | ◇ UNVERIFIED |
| DIDelta International INC | Highland | MD | — | ◇ UNVERIFIED |
| DMDelta Machine Company, LLC. | Gardena | CA | — | ◇ UNVERIFIED |
| DMDelta Machine, LLC | Deland | FL | — | ◇ UNVERIFIED |
| DMDelta Machine & Tool, INC. | Palmer | MA | — | ◇ UNVERIFIED |
| DIDelta-Ray Industries, Inc. | Bridgeport | CT | — | ◇ UNVERIFIED |
| DMDempster Machine Shop Incorporated | Knoxville | TN | — | ◇ UNVERIFIED |
| DMDennie's Manufacturing INC. | Canandaigua | NY | — | ◇ UNVERIFIED |
| DMDennie's Manufacturing INC. | Canandaigua | NY | — | ◇ UNVERIFIED |
| DADENO Amalgamated, LLC | Dayton | OH | — | ◇ UNVERIFIED |
 Dentsply Sirona | Long Island City | NY | — | ◇ UNVERIFIED |
| DIDepotStar, Inc. | Ramsey | MN | — | ◇ UNVERIFIED |
| DLDesemco, LLC | Marietta | GA | — | ◇ UNVERIFIED |
| DPDesert Precision Products, LLC | Kingman | AZ | — | ◇ UNVERIFIED |
| DMDeshler's Machine Shop | Bangor | PA | — | ◇ UNVERIFIED |
| DCDesign Corrugating CO | Oakdale | CA | — | ◇ UNVERIFIED |
| DCDesign Corrugating Company | Taylorville | IL | — | ◇ UNVERIFIED |
 Design Engineering | Simi Valley | CA | — | ◇ UNVERIFIED |
| DEDesign Enterprizes, LLC | Westminster | MD | — | ◇ UNVERIFIED |
| DFDesign Fab, INC. | Baton Rouge | LA | — | ◇ UNVERIFIED |
