| CICustom Industries INC. | West Jordan | UT | Machinery Manufacturing333319 | — | ◇ UNVERIFIED |
| CKCustom Klean CORP | Holland Patent | NY | Machinery Manufacturing333912 | — | ◇ UNVERIFIED |
| CTCustom Truck One Source | Cabot | AR | Machinery Manufacturing333120 | — | ◇ UNVERIFIED |
| CECutting Edge Instruments | Bridgewater | VT | Machinery Manufacturing333515 | — | ◇ UNVERIFIED |
| CPCvs Pharmacy 1845 | Wilmington | MA | Machinery Manufacturing333315 | — | ◇ UNVERIFIED |
| CSCylinder Sales & Testing LLC | Baton Rouge | LA | Machinery Manufacturing333992 | — | ◇ UNVERIFIED |
| CUCzm Usa, CORP. | Pembroke | GA | Machinery Manufacturing333120 | — | ◇ UNVERIFIED |
| DADaikin Applied Americas INC - Corporate | Plymouth | MN | Machinery Manufacturing333415 | — | ◇ UNVERIFIED |
| DEDaily Equipment Company | Shreveport | LA | Machinery Manufacturing333924 | — | ◇ UNVERIFIED |
| DCDake Corporation | Grand Haven | MI | Machinery Manufacturing333512 | — | ◇ UNVERIFIED |
| DCDalou CORP Dba Tomco Products | Azusa | CA | Machinery Manufacturing333415 | — | ◇ UNVERIFIED |
| DEDalton Electric Heating CO. | Ipswich | MA | Machinery Manufacturing333994 | — | ◇ UNVERIFIED |
| DCDana Companies LLC | Roscoe | IL | Machinery Manufacturing333613 | — | ◇ UNVERIFIED |
| DCDana Companies LLC | Roscoe | IL | Machinery Manufacturing333613 | — | ◇ UNVERIFIED |
| DDDana Driveshaft Manufacturing LLC | Sterling | IL | Machinery Manufacturing333111 | — | ◇ UNVERIFIED |
| DMDanuser Machine Company LLC | Fulton | MO | Machinery Manufacturing333111 | — | ◇ UNVERIFIED |
| DMDanuser Machine Company LLC | Fulton | MO | Machinery Manufacturing333111 | — | ◇ UNVERIFIED |
| DIDauntless Industries | Covina | CA | Machinery Manufacturing333514 | — | ◇ UNVERIFIED |
| DEDawn Equipment CO | Sycamore | IL | Machinery Manufacturing333111 | — | ◇ UNVERIFIED |
| DDD & D Machine & Hydraulics INC | Fort Myers | FL | Machinery Manufacturing333998 | — | ◇ UNVERIFIED |
| DMDearborn Mid-west Company | Taylor | MI | Machinery Manufacturing333922 | — | ◇ UNVERIFIED |
| DMDearborn Midwest Conveyor | Taylor | MI | Machinery Manufacturing333922 | — | ◇ UNVERIFIED |
| DMDearborn Mid-west Conveyor CO. | Kansas City | KS | Machinery Manufacturing333922 | — | ◇ UNVERIFIED |
| DDDe Dietrich | Corpus Christi | TX | Machinery Manufacturing333298 | — | ◇ UNVERIFIED |
| DMDeister Machine CO INC | Fort Wayne | IN | Machinery Manufacturing333131 | — | ◇ UNVERIFIED |
| DHDelphi Harrison Thermal Systems | Dayton | OH | Machinery Manufacturing333415 | — | ◇ UNVERIFIED |
| DSDelsco Shop-savage Service | Roosevelt | UT | Machinery Manufacturing333132 | — | ◇ UNVERIFIED |
| DTDelstar Technologies | El Cajon | CA | Machinery Manufacturing333319 | — | ◇ UNVERIFIED |
| DIDelta International Machine Corporation | Tupelo | MS | Machinery Manufacturing333210 | — | ◇ UNVERIFIED |
| DDDemag Delaval Turbomachinery INC | Trenton | NJ | Machinery Manufacturing333611 | — | ◇ UNVERIFIED |
| DCDematic CORP | Hebron | KY | Machinery Manufacturing333922 | — | ◇ UNVERIFIED |
| DIDempster Industries | Beatrice | NE | Machinery Manufacturing333111 | — | ◇ UNVERIFIED |
| DDenray | Mt Vernon | MO | Machinery Manufacturing333243 | — | ◇ UNVERIFIED |
| DRDerichebourg Recycling USA | Houston | TX | Machinery Manufacturing333120 | — | ◇ UNVERIFIED |
| DMDes Moines, City of | Des Moines | IA | Machinery Manufacturing333120 | — | ◇ UNVERIFIED |
| DDDetroit Diesel | Tooele | UT | Machinery Manufacturing333618 | — | ◇ UNVERIFIED |
| DDDetroit Diesel Reman-west | Salt Lake City | UT | Machinery Manufacturing333618 | — | ◇ UNVERIFIED |
| DDDetroit Diesel Remfg. (air) | Emporia | KS | Machinery Manufacturing333618 | — | ◇ UNVERIFIED |
| DCDeutz Corporation | Pendergrass | GA | Machinery Manufacturing333618 | — | ◇ UNVERIFIED |
| DODev of Sharpsville Furnace/quarry Development | Sharpsville | PA | Machinery Manufacturing333912 | — | ◇ UNVERIFIED |
| DMD/f Machine Specialties, INC | North Mankato | MN | Machinery Manufacturing333992 | — | ◇ UNVERIFIED |
| DADiagraph an Itw Company | St Charles | MO | Machinery Manufacturing333993 | — | ◇ UNVERIFIED |
| DCDiazit CO INC | Youngsville | NC | Machinery Manufacturing333310 | — | ◇ UNVERIFIED |
| DRDiesel Recon Company - Memphis Plant | Memphis | TN | Machinery Manufacturing333618 | — | ◇ UNVERIFIED |
| DNDietech North America LLC | Roseville | MI | Machinery Manufacturing333514 | — | ◇ UNVERIFIED |
| DIDike-o-seal INC | Chicago | IL | Machinery Manufacturing333248 | — | ◇ UNVERIFIED |
| DIDimensions in Tooling | Granger | IN | Machinery Manufacturing333515 | — | ◇ UNVERIFIED |
| DEDiscovery Energy Llc, Engine Plant Number 2 | Hattiesburg | MS | Machinery Manufacturing333618 | — | ◇ UNVERIFIED |
| DDDiversified Dynamics CORP | Minneapolis | MN | Machinery Manufacturing333911 | — | ◇ UNVERIFIED |
| DEDivine Engineering, INC. | Cedar Rapids | IA | Machinery Manufacturing333922 | — | ◇ UNVERIFIED |
