Aetna Plating CO. | Cleveland | — | ● ACTIVE |
| EMErieview Metal Treating CO. | Cleveland | 20–99 | ● ACTIVE |
General Metal Heat Treating INC | Cleveland | 20–99 | ● ACTIVE |
Kowalski Heat Treating CO. | Cleveland | 20–99 | ● ACTIVE |
Pemco INC | Cleveland | — | ● ACTIVE |
Sifco Forge Group INC | Cleveland | 100–499 | ● ACTIVE |
Bodycote Thermal Processing, INC. | Cleveland | — | ● ACTIVE |
Bula Forge & Machine INC | Cleveland | — | ● ACTIVE |
Cleveland Wire Cloth & Manufacturing CO | Cleveland | 20–99 | ● ACTIVE |
| FPForge Products CORP | Cleveland | — | ● ACTIVE |
Halo Metal Prep INC | Cleveland | — | ● ACTIVE |
Horizons Incorporated | Cleveland | — | ● ACTIVE |
Monroe Tool and Manufacturing Company | Cleveland | — | ● ACTIVE |
National Telephone Supply CO | Cleveland | — | ● ACTIVE |
Parker Rust-proof of Cleveland INC | Cleveland | — | ● ACTIVE |
Presrite CORP | Cleveland | — | ● ACTIVE |
Prince & Izant LLC | Cleveland | — | ● ACTIVE |
The American Tank & Fabricating Company | Cleveland | — | ● ACTIVE |
| TAThe Auto Bolt Company | Cleveland | 20–99 | ● ACTIVE |
The Trico Machine Products CORP | Cleveland | — | ● ACTIVE |
Zen Industries INC | Cleveland | — | ● ACTIVE |
Aero-med Industries, INC. | Cleveland | — | ● ACTIVE |
American Manufacturing & Engineering CO | Cleveland | — | ● ACTIVE |
Assembly Specialty Products INC | Cleveland | — | ● ACTIVE |
| BIBrot INC | Cleveland | — | ● ACTIVE |
Die-cut Products CO. | Cleveland | — | ● ACTIVE |
Dubose National Energy Fasteners & Machined Parts, INC. | Cleveland | — | ● ACTIVE |
Hahn Manufacturing Company | Cleveland | — | ● ACTIVE |
National Brass Company | Cleveland | — | ● ACTIVE |
| NINook Industries LLC | Cleveland | 100–499 | ● ACTIVE |
| RFRol Fab INC | Cleveland | — | ● ACTIVE |
Rose Metal Industries, LLC | Cleveland | — | ● ACTIVE |
Skamar Machine Company | Cleveland | — | ● ACTIVE |
Standard Machine, LLC | Cleveland | — | ● ACTIVE |
| GFGuaranteed Finishing Unlimited INC | Cleveland | 20–99 | ◐ LIKELY ACTIVE |
| MFMid-west Forge CORP | Cleveland | 100–499 | ◐ LIKELY ACTIVE |
| TAThe Art Galvanizing Works INC | Cleveland | 20–99 | ◐ LIKELY ACTIVE |
| APA-brite Plating CO | Cleveland | — | ◐ LIKELY ACTIVE |
| AAAti Aviation Services LLC | Cleveland | 20–99 | ◐ LIKELY ACTIVE |
| CPCity Plating | Cleveland | — | ◐ LIKELY ACTIVE |
| CBCook Bonding & Manufacturing CO | Cleveland | — | ◐ LIKELY ACTIVE |
| DPDuray Plating CO. | Cleveland | — | ◐ LIKELY ACTIVE |
| ECElectrolizing Corporation of Ohio Plant 1 | Cleveland | — | ◐ LIKELY ACTIVE |
| NCNorth Coast Container CORP | Cleveland | — | ◐ LIKELY ACTIVE |
| PBPresrite Bessemer | Cleveland | 20–99 | ◐ LIKELY ACTIVE |
| SMSpringco Metal Coating | Cleveland | 100–499 | ◐ LIKELY ACTIVE |
| WPWire Products | Cleveland | 20–99 | ◐ LIKELY ACTIVE |
| WFWyman-gordon Forgings (cleveland) INC | Cleveland | 20–99 | ◐ LIKELY ACTIVE |
| APAircraft Plating CORP. | Cleveland | — | ◇ UNVERIFIED |
| BCBuschman Corporation (1318007874) | Cleveland | — | ◇ UNVERIFIED |