| PCPollution Control Systems, INC. | Milford | OH | Machinery Manufacturing333310 | — | ▲ REPORTED CLOSED |
| PIPostle Industries Inc. | Brookpark | OH | Machinery Manufacturing333992 | 20-99 | ◐ LIKELY ACTIVE |
| PIPostle Industries Inc. | Brook Park | OH | Machinery Manufacturing333992 | 20-99 | ◐ LIKELY ACTIVE |
| PHPowerex Harrison | Harrison | OH | Machinery Manufacturing333912 | 100-499 | ◐ LIKELY ACTIVE |
| PLPpcc LLC | Willoughby | OH | Machinery Manufacturing333922 | 20-99 | ◐ LIKELY ACTIVE |
| PGPrecision Gear LLC | Twinsburg | OH | Machinery Manufacturing333612 | — | ◐ LIKELY ACTIVE |
| PTPrimetals Technologies - Cortland | Cortland | OH | Machinery Manufacturing333519 | 20-99 | ◐ LIKELY ACTIVE |
| PTPrimetals Technologies - New London | New London | OH | Machinery Manufacturing333519 | 20-99 | ◐ LIKELY ACTIVE |
| PTProcess Technology - Mentor | Mentor | OH | Machinery Manufacturing333248 | 100-499 | ◐ LIKELY ACTIVE |
| PAProgressive Automations USA INC. | Blue Ash | OH | Machinery Manufacturing333995 | — | ◐ LIKELY ACTIVE |
| PSProVia Special Projects Facility | Sugarcreek | OH | Machinery Manufacturing333998 | 1-19 | ◐ LIKELY ACTIVE |
| PPsg | Cincinnati | OH | Machinery Manufacturing333911 | 100-499 | ◐ LIKELY ACTIVE |
| QSQuest Service Labs INC | Salem | OH | Machinery Manufacturing333993 | — | ◐ LIKELY ACTIVE |
| RIReichard Industries | Columbiana | OH | Machinery Manufacturing333999 | 20-99 | ◐ LIKELY ACTIVE |
| RSRemelt Systems | East Canton | OH | Machinery Manufacturing333994 | 1-19 | ◐ LIKELY ACTIVE |
| RAremtec automation llc | Mason | OH | Machinery Manufacturing333999 | 20-99 | ◐ LIKELY ACTIVE |
| RRResource Recycling INC> | Lima | OH | Machinery Manufacturing333112 | 20-99 | ◐ LIKELY ACTIVE |
| RMRM Materials Handling | Springfield | OH | Machinery Manufacturing333923 | 20-99 | ◐ LIKELY ACTIVE |
| RRosenboom | Bowling Green | OH | Machinery Manufacturing333995 | 100-499 | ◐ LIKELY ACTIVE |
| SUSakamura USA Inc. | Marion | OH | Machinery Manufacturing333517 | 1-19 | ◐ LIKELY ACTIVE |
| SRSandvik Rock Processing Solution North America LLC | Cleveland | OH | Machinery Manufacturing333120 | 20-99 | ◐ LIKELY ACTIVE |
| SDSchafer Driveline | Fredericktown | OH | Machinery Manufacturing333112 | 100-499 | ◐ LIKELY ACTIVE |
| SOServisoft of Middlefield, LLC | Burton | OH | Machinery Manufacturing333310 | — | ◐ LIKELY ACTIVE |
| SBSES Beeson | Alliance | OH | Machinery Manufacturing333998 | 100-499 | ◐ LIKELY ACTIVE |
| SLSES Lake Park | Alliance | OH | Machinery Manufacturing333998 | 20-99 | ◐ LIKELY ACTIVE |
| SISew-eurodrive, INC. | Troy | OH | Machinery Manufacturing333612 | 100-499 | ◐ LIKELY ACTIVE |
| SMShelby Mfg 305 Mansfield Ave | Shelby | OH | Machinery Manufacturing333112 | 100-499 | ◐ LIKELY ACTIVE |
| SMSirSteak Machinery, Inc | Mansfield | OH | Machinery Manufacturing333241 | 1-19 | ◐ LIKELY ACTIVE |
| SSolon | Solon | OH | Fabricated Metal Product Manufacturing332710 | 100-499 | ◐ LIKELY ACTIVE |
| SDSolon Distribution Center | Solon | OH | Machinery Manufacturing333414 | 1-19 | ◐ LIKELY ACTIVE |
| SFSpringfield Factory KHA | Springfield | OH | Machinery Manufacturing333923 | 100-499 | ◐ LIKELY ACTIVE |
| SHSpringfield HQ HQ2 | Springfield | OH | Machinery Manufacturing333923 | 100-499 | ◐ LIKELY ACTIVE |
| SPSpringfield POD HQ3 | Springfield | OH | Machinery Manufacturing333923 | 20-99 | ◐ LIKELY ACTIVE |
| STSPX Technologies | Mason | OH | Machinery Manufacturing333413 | 100-499 | ◐ LIKELY ACTIVE |
| SLSsccs, LLC | Waterville | OH | Machinery Manufacturing333413 | — | ▲ REPORTED CLOSED |
| SESteel Equipment Specialists LLC | Alliance | OH | Machinery Manufacturing333998 | — | ◐ LIKELY ACTIVE |
| SGStewart Glapat Corporation | Zanesville | OH | Machinery Manufacturing333922 | 20-99 | ◐ LIKELY ACTIVE |
| SMStolle Machinery - Canton | Canton | OH | Machinery Manufacturing333517 | 100-499 | ◐ LIKELY ACTIVE |
| SMStolle Machinery - Dayton | Dayton | OH | Machinery Manufacturing333517 | 20-99 | ◐ LIKELY ACTIVE |
| SMStolle Machinery - Sidney | Sidney | OH | Machinery Manufacturing333517 | 20-99 | ◐ LIKELY ACTIVE |
| SOSukup Ohio Distribution Center | Defiance | OH | Machinery Manufacturing333111 | 1-19 | ◐ LIKELY ACTIVE |
| SSSummit Sales & Equipment, INC | Wooster | OH | Machinery Manufacturing333132 | 1-19 | ◐ LIKELY ACTIVE |
| SISuperion Inc | Xeina | OH | Machinery Manufacturing333515 | 1-19 | ◐ LIKELY ACTIVE |
| SOSwagelok OSM | Solon | OH | Machinery Manufacturing333515 | 20-99 | ◐ LIKELY ACTIVE |
| TST.C. Service Co. | Willoughby | OH | Machinery Manufacturing333991 | 20-99 | ◐ LIKELY ACTIVE |
| TUTeikoku USA Inc. - Ohio | Marietta | OH | Machinery Manufacturing333911 | 20-99 | ◐ LIKELY ACTIVE |
| TLThe Lincoln Electric Company - Euclid | Euclid | OH | Machinery Manufacturing333992 | 500+ | ◐ LIKELY ACTIVE |
| TLThe Lincoln Electric Company - Orrville | Orrville | OH | Machinery Manufacturing333992 | 20-99 | ◐ LIKELY ACTIVE |
| TWThe W.w. Williams Company, LLC | Akron | OH | Machinery Manufacturing333618 | — | ◐ LIKELY ACTIVE |
| TATiffin - A608 | Tiffin | OH | Machinery Manufacturing333243 | 100-499 | ◐ LIKELY ACTIVE |