Robin Industries, INC. | Winesburg | — | ● ACTIVE |
Safran Power USA LLC | Twinsburg | — | ● ACTIVE |
| STSchaeffler Transmission Systems, LLC | Wooster | 500+ | ● ACTIVE |
Schibler Systems Integration, LLC | Ostrander | — | ● ACTIVE |
| SPShemesh Propulsion LLC | University Heights | — | ● ACTIVE |
Simplicity Air Midwest INC | Cleveland | — | ● ACTIVE |
Slimline Surgical Devices LLC | Troy | — | ● ACTIVE |
Solid Craft Boats, INC | Wilmington | — | ● ACTIVE |
Southern Ohio Equipment CO LLC | Frankfort | — | ● ACTIVE |
Spirit Avionics Limited | Columbus | — | ● ACTIVE |
Standard Prototyping Ideals, LTD. | Pickerington | — | ● ACTIVE |
Stark Defense Industries LLC | Canal Fulton | — | ● ACTIVE |
Strixdrones USA INC | Dayton | — | ● ACTIVE |
Tas-co Thompson & Sons Company INC | Crestline | — | ● ACTIVE |
| TSTesco Specialty Vehicles LLC | Oregon | — | ● ACTIVE |
Test-fuchs CORP | Brecksville | — | ● ACTIVE |
The Hellan Strainer CO | Cleveland | — | ● ACTIVE |
The Joneszylon Company LLC | West Lafayette | — | ● ACTIVE |
The Noco Company | Solon | — | ● ACTIVE |
| TNThe Nolan Company | Canton | — | ● ACTIVE |
Thermo-tec High Performance Automotive, INC. | Greenwich | — | ● ACTIVE |
Throughput Industries LLC | New Albany | — | ● ACTIVE |
Tritex, CORP. | Columbus | — | ● ACTIVE |
Trojon Gear INC | Dayton | — | ● ACTIVE |
Truckcorp LLC | Canton | — | ● ACTIVE |
Tuck Supply LLC | Twinsburg | — | ● ACTIVE |
Turbine Engine Components Technologies Corporation | Euclid | — | ● ACTIVE |
Turbine Standard LTD. | Holland | — | ● ACTIVE |
United Tool & Machine INC | Lakeview | — | ● ACTIVE |
US Advanced Systems LLC | Twinsburg | — | ● ACTIVE |
Wall Colmonoy CORP | Cincinnati | — | ● ACTIVE |
Weldon Pump LLC | Bedford | — | ● ACTIVE |
Workhorse Group INC. | Sharonville | — | ● ACTIVE |
| ANAutoneum North America INC | Oregon | 100–499 | ◐ LIKELY ACTIVE |
| DGDayton-phoenix Group INC | Dayton | 100–499 | ◐ LIKELY ACTIVE |
| DWDayton Wheel Concepts INC | Dayton | 20–99 | ◐ LIKELY ACTIVE |
| FSFalls Stamping & Welding CO | Cuyahoga Falls | 20–99 | ◐ LIKELY ACTIVE |
| FUFca US LLC - Toledo Machining Plant (0387040123) | Perrysburg | 100–499 | ◐ LIKELY ACTIVE |
| FPFindlay Products | Findlay | 100–499 | ◐ LIKELY ACTIVE |
| FTF T Precision | Fredericktown | 100–499 | ◐ LIKELY ACTIVE |
Hartzell Propeller, LLC (0855100373) | Piqua | 100–499 | ◐ LIKELY ACTIVE |
| HLHfi LLC | Canal Winchester | 100–499 | ◐ LIKELY ACTIVE |
| HAHitachi Astemo Americas INC. | Findlay | 100–499 | ◐ LIKELY ACTIVE |
| KMKalida Manufacturing INC | Kalida | 100–499 | ◐ LIKELY ACTIVE |
| LILakepark Industries INC | Greenwich | 100–499 | ◐ LIKELY ACTIVE |
| MBMahle Behr Mt Sterling INC | Mount Sterling | 100–499 | ◐ LIKELY ACTIVE |
| MEMitsubishi Electric Automotive America (1483090295) | Mason | 100–499 | ◐ LIKELY ACTIVE |
| MTMorgan Truck Body LLC (0285010292) | Orrville | 100–499 | ◐ LIKELY ACTIVE |
| PAP & a Industries | Findlay | 100–499 | ◐ LIKELY ACTIVE |
| PPProduction Products INC. | Columbus Grove | 100–499 | ◐ LIKELY ACTIVE |