| CICSW Inc OH | Sylvania | OH | Machinery Manufacturing333514 | 20-99 | ◐ LIKELY ACTIVE |
| CTCustom Tooling Company | Cincinnati | OH | Machinery Manufacturing333514 | — | ◐ LIKELY ACTIVE |
| DDac | Reynoldsburg | OH | Machinery Manufacturing333922 | 100-499 | ◐ LIKELY ACTIVE |
| DIDariFill, Inc. | Westerville | OH | Machinery Manufacturing333993 | 20-99 | ◐ LIKELY ACTIVE |
| DTDay-tec Tool & Manufacturing INC | Miamisburg | OH | Machinery Manufacturing333514 | — | ◐ LIKELY ACTIVE |
| DPDayton Progress Corperation | Dayton | OH | Machinery Manufacturing333517 | 100-499 | ◐ LIKELY ACTIVE |
| DCDemag Cranes and Component Parts | Solon | OH | Machinery Manufacturing333923 | 20-99 | ◐ LIKELY ACTIVE |
| DADiamond America Corporation | Mogadore | OH | Machinery Manufacturing333514 | 20-99 | ◐ LIKELY ACTIVE |
| DPDiamond Products Equipment Division | Elyria | OH | Machinery Manufacturing333120 | 20-99 | ◐ LIKELY ACTIVE |
| DWDl Wright INC | Zanesville | OH | Machinery Manufacturing333992 | — | ◐ LIKELY ACTIVE |
| DMDrake Manufacturing LLC | Warren | OH | Machinery Manufacturing333517 | 20-99 | ◐ LIKELY ACTIVE |
| DMDRT MPS- Dayton | Dayton | OH | Machinery Manufacturing333514 | 100-499 | ◐ LIKELY ACTIVE |
| DIDuraflow Industries INC | Wakeman | OH | Machinery Manufacturing333413 | — | ◐ LIKELY ACTIVE |
| EMEagle Machinery & Supply, Inc. | Sugarcreek | OH | Machinery Manufacturing333243 | 20-99 | ◐ LIKELY ACTIVE |
| ECEaton Corporation | Beachwood | OH | Machinery Manufacturing333996 | — | ◐ LIKELY ACTIVE |
| EPEmerson Process Management Valve Automation, Inc. | Mansfield | OH | Machinery Manufacturing333995 | 100-499 | ◐ LIKELY ACTIVE |
| ECEMI Corp-Jackson Center | Jackson Center | OH | Machinery Manufacturing333922 | 20-99 | ◐ LIKELY ACTIVE |
| ECEMI Corp- Wickliffe | Wickliffe | OH | Machinery Manufacturing333922 | 20-99 | ◐ LIKELY ACTIVE |
| ETEndurance Tool, LLC | Cincinnati | OH | Machinery Manufacturing333991 | 20-99 | ◐ LIKELY ACTIVE |
Enprotech Industrial Technologies - Cleveland | Cleveland | OH | Machinery Manufacturing333519 | 20-99 | ◐ LIKELY ACTIVE |
| ESEnvelope Solutions LLC | Lewis Center | OH | Machinery Manufacturing333243 | 20-99 | ◐ LIKELY ACTIVE |
| EDEquipment Depot Ohio, Inc - Cincinnati | Cincinnati | OH | Machinery Manufacturing333924 | 100-499 | ◐ LIKELY ACTIVE |
| EDEquipment Depot Ohio, Inc -Corporate | Cincinnati | OH | Machinery Manufacturing333924 | 100-499 | ◐ LIKELY ACTIVE |
| EDEquipment Depot Ohio, Inc - Dayton | Dayton | OH | Machinery Manufacturing333924 | 20-99 | ◐ LIKELY ACTIVE |
| EDEquipment Depot Ohio, Inc - Lebanon | Lebanon | OH | Machinery Manufacturing333924 | 1-19 | ◐ LIKELY ACTIVE |
| EDEquipment Depot Ohio, Inc - Middletown | Middletown | OH | Machinery Manufacturing333924 | 1-19 | ◐ LIKELY ACTIVE |
| EDEquipment Depot Ohio, Inc. (Ohio Rental) | Cincinnati | OH | Machinery Manufacturing333924 | 20-99 | ◐ LIKELY ACTIVE |
| EGEZ Grout Corporation | Malta | OH | Machinery Manufacturing333120 | 100-499 | ◐ LIKELY ACTIVE |
| FTFacultatieve Technologies The Americas | Medina | OH | Machinery Manufacturing333994 | 20-99 | ◐ LIKELY ACTIVE |
| FIFalcon Industries INC | Medina | OH | Machinery Manufacturing333120 | 20-99 | ◐ LIKELY ACTIVE |
| FNFameccanica North America | West Chester | OH | Machinery Manufacturing333249 | 20-99 | ◐ LIKELY ACTIVE |
| FCFANUC - Central | Mason | OH | Machinery Manufacturing333998 | 20-99 | ◐ LIKELY ACTIVE |
| FIFarin Industries INC | Austinburg | OH | Machinery Manufacturing333613 | — | ◐ LIKELY ACTIVE |
| FFastFeed | Lodi | OH | Machinery Manufacturing333131 | 1-19 | ◐ LIKELY ACTIVE |
| FPFC Precision Inc. | Dayton | OH | Machinery Manufacturing333514 | 20-99 | ◐ LIKELY ACTIVE |
| FPFecon Plant 1 | Lebanon | OH | Machinery Manufacturing333120 | 100-499 | ◐ LIKELY ACTIVE |
| FPFecon Plant 2 | Lebanon | OH | Machinery Manufacturing333120 | 20-99 | ◐ LIKELY ACTIVE |
| FPFecon Plant 3 | Lebanon | OH | Machinery Manufacturing333120 | 1-19 | ◐ LIKELY ACTIVE |
| FPFecon Plant 4 | Lebanon | OH | Machinery Manufacturing333120 | 1-19 | ◐ LIKELY ACTIVE |
| FDFenner Dunlop Americas - Port Clinton | Port Clinton | OH | Machinery Manufacturing333922 | 20-99 | ◐ LIKELY ACTIVE |
| FDFenner Dunlop Americas - Toledo | Toledo | OH | Machinery Manufacturing333922 | 20-99 | ◐ LIKELY ACTIVE |
| FLFerra LLC | Millersburg | OH | Machinery Manufacturing333111 | 20-99 | ◐ LIKELY ACTIVE |
| FFFilmtec Fabrications, LLC | Fostoria | OH | Machinery Manufacturing333519 | 20-99 | ◐ LIKELY ACTIVE |
| FCFiltra-Systems Company LLC - Columbus OH | Columbus | OH | Machinery Manufacturing333999 | 1-19 | ◐ LIKELY ACTIVE |
| FMFiltration Metamora HAFD | Metamora | OH | Machinery Manufacturing333999 | 100-499 | ◐ LIKELY ACTIVE |
| FMFive Machining Systems, INC. | Blue Ash | OH | Machinery Manufacturing333248 | — | ◐ LIKELY ACTIVE |
| FPFluid Power Solution LLC | Hilliard | OH | Machinery Manufacturing333996 | — | ◐ LIKELY ACTIVE |
| FKFluidQuip KS LLC | Springfield | OH | Machinery Manufacturing333998 | 20-99 | ◐ LIKELY ACTIVE |
| FIFormtek Inc. | Twinsburg | OH | Machinery Manufacturing333517 | 20-99 | ◐ LIKELY ACTIVE |
| FIFoundation Industries Company | Akron | OH | Machinery Manufacturing333249 | 20-99 | ◐ LIKELY ACTIVE |