| BIBurton Industries INC | Mentor | — | ● ACTIVE |
Bwxt Nuclear Operations Group INC | Euclid | — | ● ACTIVE |
Bwxt Nuclear Operations Group INC | Barberton | — | ● ACTIVE |
Cairo Connect LLC | Dublin | — | ● ACTIVE |
Canfield Industries INC | Youngstown | — | ● ACTIVE |
Carpe Diem Industries LLC | Columbus Grove | — | ● ACTIVE |
Central Products LLC | Harrison | — | ● ACTIVE |
Chemequip Sales INC | Coventry Township | — | ● ACTIVE |
Cinci Cnc, LLC | Milford | — | ● ACTIVE |
Cincinnati Laser Cutting, LLC | Cincinnati | — | ● ACTIVE |
Clamps INC | Toledo | — | ● ACTIVE |
Clark's Custom Metal Designs, INC. | Bethel | — | ● ACTIVE |
Cmms INC | Blue Ash | — | ● ACTIVE |
Cokley Industries, LLC | Dayton | — | ● ACTIVE |
Compco Columbiana Company | Columbiana | — | ● ACTIVE |
Controlco, INC. | Elyria | — | ● ACTIVE |
Conveyer & Caster CORP. | Westlake | — | ● ACTIVE |
Copen Machine, INC | Kent | — | ● ACTIVE |
| CICropking, Incorporated | Lodi | — | ● ACTIVE |
Custom Materials INC | Chagrin Falls | — | ● ACTIVE |
| DPDanfoss Power Solutions Ii, LLC | Van Wert | 500+ | ● ACTIVE |
| DCDan's Custom Machining LLC | Williamsburg | — | ● ACTIVE |
Davidson Machine Tool LLC | Delaware | — | ● ACTIVE |
Dcp Tool Manufacturing, LLC | Dayton | — | ● ACTIVE |
| DIDeibel Industries, LLC | Leetonia | — | ● ACTIVE |
| DVDidion Vessel, LLC | Bellevue | — | ● ACTIVE |
Die-cut Products CO. | Cleveland | — | ● ACTIVE |
Die-mension CORP | Brunswick | — | ● ACTIVE |
Dimensiontek LLC | Gahanna | — | ● ACTIVE |
| DADircksen & Associates, INC. | Columbus | — | ● ACTIVE |
Direct Tooling Concepts LLP | Versailles | — | ● ACTIVE |
| DMDiverse Manufacturing Solutions LLC | Ostrander | — | ● ACTIVE |
Dracool USA INC | Franklin | — | ● ACTIVE |
Dubose National Energy Fasteners & Machined Parts, INC. | Cleveland | — | ● ACTIVE |
Dunham Products, INC | Walton Hills | — | ● ACTIVE |
Eastern CO | Strongsville | — | ● ACTIVE |
Elyria Metal Spinning & Fabricating CO. | Elyria | — | ● ACTIVE |
Engineered Coating Solutions, LLC | Cincinnati | — | ● ACTIVE |
Enterprise Machine INC | Cincinnati | — | ● ACTIVE |
Evolve Range Solutions, INC. | Vandalia | — | ● ACTIVE |
Exair LLC | Cincinnati | — | ● ACTIVE |
Exotic Sport Products, INC. | North Lima | — | ● ACTIVE |
Extreme Green Fabrication LLC | Mentor | — | ● ACTIVE |
Exxcel Project Management, LLC | Columbus | — | ● ACTIVE |
| FIFabcor, INC | Minster | — | ● ACTIVE |
Fabriweld CORP | Norwalk | — | ● ACTIVE |
Falcon Breaching LLC | Hamilton | — | ● ACTIVE |
Faxon Firearms LLC | West Chester | — | ● ACTIVE |
Fluid Power, INC. | Hudson | — | ● ACTIVE |
Forge Fire & Company LLC | Bucyrus | — | ● ACTIVE |