| PIPentair, INC. | Ashland | OH | Machinery Manufacturing333911 | 100-499 | ◐ LIKELY ACTIVE |
| PIPerfecto Industries, Inc. - Piqua | Piqua | OH | Fabricated Metal Product Manufacturing332212 | 20-99 | ◐ LIKELY ACTIVE |
| PTPrimetals Technologies - Warren | Warren | OH | Fabricated Metal Product Manufacturing332710 | 20-99 | ◐ LIKELY ACTIVE |
| PDProduction Design Services INC | Dayton | OH | Machinery Manufacturing333298 | — | ◐ LIKELY ACTIVE |
| PAPyrotek Aurora | Aurora | OH | Machinery Manufacturing333248 | 100-499 | ◐ LIKELY ACTIVE |
| RGRadial Grinding & Mfg. Corp. | Akron | OH | Machinery Manufacturing333517 | 20-99 | ◐ LIKELY ACTIVE |
| RMRevolution Machine Works, INC | Cleveland | OH | Machinery Manufacturing333517 | — | ◐ LIKELY ACTIVE |
| TTThe Tooling Zone INC | Springboro | OH | Machinery Manufacturing333514 | — | ◐ LIKELY ACTIVE |
| UAUMD Automated Systems, Inc. | Fredericktown | OH | Machinery Manufacturing333922 | 20-99 | ◐ LIKELY ACTIVE |
| WCWest Carrollton Parchment & Converting INC | West Carrollton | OH | Paper Manufacturing322220 | 20-99 | ◐ LIKELY ACTIVE |
| WTWestlake Tool & Die | Avon | OH | Fabricated Metal Product Manufacturing332116 | 20-99 | ◐ LIKELY ACTIVE |
| WPWilmington Precision Machining, INC. | Wilmington | OH | Machinery Manufacturing333514 | 20-99 | ◐ LIKELY ACTIVE |
| ACAriel CORP Kd1 (0145010507) | Heath | OH | Machinery Manufacturing333912 | — | ◐ LIKELY ACTIVE |
| BBryan (oh) | Bryan | OH | Machinery Manufacturing333611 | — | ◐ LIKELY ACTIVE |
| FRFabrizi Recycling, INC. | Middleburg Heights | OH | Machinery Manufacturing333120 | — | ◐ LIKELY ACTIVE |
| FAFujitec America, INC. (1483000504) | Mason | OH | Machinery Manufacturing333921 | — | ◐ LIKELY ACTIVE |
| FRFurukawa Rock Drill USA INC (1667040039) | Kent | OH | Machinery Manufacturing333998 | — | ◐ LIKELY ACTIVE |
| HUHowden USA | Medina | OH | Machinery Manufacturing333412 | — | ◐ LIKELY ACTIVE |
| MTMorse Tec LLC / Bosch Rexroth | Wooster | OH | Machinery Manufacturing333512 | — | ◐ LIKELY ACTIVE |
| TLThe Lincoln Electric Company | Cleveland | OH | Machinery Manufacturing333991 | — | ◐ LIKELY ACTIVE |
| AWAmercan Weldquip | Sharon Center | OH | Machinery Manufacturing333992 | — | ◇ UNVERIFIED |
| AAAnderson and Vreeland Midwest INC | Bryan | OH | Machinery Manufacturing333293 | — | ◇ UNVERIFIED |
| ATAppalachian Trailers Ohio, INC | Salem | OH | Machinery Manufacturing333924 | — | ◇ UNVERIFIED |
| ACAriel CORP Granville Road Facility (0142010089) | Mount Vernon | OH | Machinery Manufacturing333912 | — | ◇ UNVERIFIED |
| ACAriel Corporation - Ep1 (0142010408) | Mount Vernon | OH | Machinery Manufacturing333912 | — | ◇ UNVERIFIED |
| BMBattelle Memorial Institute | Columbus | OH | Machinery Manufacturing333912 | — | ◇ UNVERIFIED |
| BCBaumfolder CORP. (0375010020) | Sidney | OH | Machinery Manufacturing333248 | — | ◇ UNVERIFIED |
| CRCleveland Range, LLC | Cleveland | OH | Machinery Manufacturing333310 | — | ◇ UNVERIFIED |
| CTCleveland Trencher | Euclid | OH | Machinery Manufacturing333120 | — | ◇ UNVERIFIED |
| CTCooper Tools - Hicksville Operation | Hicksville | OH | Machinery Manufacturing333991 | — | ◇ UNVERIFIED |
| CHCustom Hardwoods | Mansfield | OH | Machinery Manufacturing333248 | — | ◇ UNVERIFIED |
| DHDelphi Harrison Thermal Systems | Dayton | OH | Machinery Manufacturing333415 | — | ◇ UNVERIFIED |
| EMErnst Metal Technologies LLC | Moraine | OH | Machinery Manufacturing333514 | — | ◇ UNVERIFIED |
| FLFederaleagle, LLC (1409001201) | Cincinnati | OH | Machinery Manufacturing333413 | — | ◇ UNVERIFIED |
| FDFenner Dunlop LLC - Toledo | Toledo | OH | Machinery Manufacturing333922 | — | ◇ UNVERIFIED |
| FCFlowserve CORP Springboro Ops | Springboro | OH | Machinery Manufacturing333911 | — | ◇ UNVERIFIED |
| GMGabriels Marathon / Zt Gabriels, INC. | Cleveland | OH | Machinery Manufacturing333913 | — | ◇ UNVERIFIED |
| GLGiddings & Lewis Sheffield Measurement D | Dayton | OH | Machinery Manufacturing333512 | — | ◇ UNVERIFIED |
| GIGrasan, INC. | Mansfield | OH | Machinery Manufacturing333120 | — | ◇ UNVERIFIED |
| GEGsc Enterprises INC | Mansfield | OH | Machinery Manufacturing333995 | — | ◇ UNVERIFIED |
 Hartzell Fan INC - S. Main Piqua | Piqua | OH | Machinery Manufacturing333412 | — | ◇ UNVERIFIED |
| HMHawkins Machine Shop INC | Troy | OH | Machinery Manufacturing333514 | — | ◇ UNVERIFIED |
| HCHi-vac Corporation | Marietta | OH | Machinery Manufacturing333924 | — | ◇ UNVERIFIED |
| HAHowden American Fan CO. | Fairfield | OH | Machinery Manufacturing333412 | — | ◇ UNVERIFIED |
| HTHydraulic Technologies LLC | Galion | OH | Machinery Manufacturing333995 | — | ◇ UNVERIFIED |
| IGIbm Global Services (0125042152) | Columbus | OH | Machinery Manufacturing333998 | — | ◇ UNVERIFIED |
| IPIntelligrated Products LLC | London | OH | Machinery Manufacturing333922 | — | ◇ UNVERIFIED |
| IHItw Hobart Brothers Co., Filler Metal Op | Piqua | OH | Fabricated Metal Product Manufacturing332618 | — | ◇ UNVERIFIED |
| JPJbt Prime Equipment | Columbus | OH | Machinery Manufacturing333241 | — | ◇ UNVERIFIED |
| JEJohn Epler Company | Lowell | OH | Machinery Manufacturing333994 | — | ◇ UNVERIFIED |
