| SMSwagelok Manufacturing Co., LLC | Solon | — | ◐ LIKELY ACTIVE |
| APAircraft Plating CORP. | Cleveland | — | ◇ UNVERIFIED |
| BCBuschman Corporation (1318007874) | Cleveland | — | ◇ UNVERIFIED |
| CPCleveland Plating LLC. | Cleveland | — | ◇ UNVERIFIED |
| CICom-corp Industries | Cleveland | — | ◇ UNVERIFIED |
| EPElectro Plating & Fabricating CO | Cleveland | — | ◇ UNVERIFIED |
| EPErico Products INC Aka Nvent | Solon | — | ◇ UNVERIFIED |
| JGJoy Global-solon Operations | Solon | — | ◇ UNVERIFIED |
| MMMarine Mechanical CORP | Cleveland | — | ◇ UNVERIFIED |
Norman Noble INC Micromachining Div 1 | Highland Heights | — | ◇ UNVERIFIED |
| REReliance Electric CO. | Cleveland | — | ◇ UNVERIFIED |
| SMSwagelok Manufacturing CO LLC | Solon | — | ◇ UNVERIFIED |
| SMSwagelok Manufacturing CO LLC | Cleveland | — | ◇ UNVERIFIED |
Anchor Construction Services LLC | Cleveland | — | ◐ LIKELY ACTIVE |
| BOBardons & Oliver, INC. | Solon | — | ◇ UNVERIFIED |
| DHDiamond Hard Chrome INC (1318008143) | Cleveland | — | ◇ UNVERIFIED |
| KPK-b Plating INC | Cleveland | — | ◇ UNVERIFIED |
| TGThe Gent Machine CO | South Euclid | — | ◇ UNVERIFIED |
| APAccurate Plating Company | Cleveland | — | ◐ LIKELY ACTIVE |
| AIAdvance Industries Group LLC | Cleveland | 20–99 | ◐ LIKELY ACTIVE |
| AJAmerican Japanning INC. (1318110513) | Cleveland | — | ◐ LIKELY ACTIVE |
| ATAtlantic Tool & Die Strongsville | Strongsville | 20–99 | ◐ LIKELY ACTIVE |
| BIBarth Industries INC. | Cleveland | — | ◐ LIKELY ACTIVE |
| CTChristopher Tool & Mfg. CO. | Solon | — | ◐ LIKELY ACTIVE |
| CLClark-reliance LLC | Strongsville | — | ▲ REPORTED CLOSED |
| CBCleveland Black Oxide | Brooklyn | — | ◐ LIKELY ACTIVE |
| DMDie Matic CORP | Brooklyn Heights | 20–99 | ◐ LIKELY ACTIVE |
| GPGlobe Pipe Hanger Products INC. | Cleveland | 20–99 | ◐ LIKELY ACTIVE |
| GSG & S Metal Products, INC. | Cleveland | 100–499 | ◐ LIKELY ACTIVE |
| HTHowmet - Tempcraft | Cleveland | 100–499 | ◐ LIKELY ACTIVE |
| LELincoln Electric Additive Solutions | Euclid | 20–99 | ◐ LIKELY ACTIVE |
| MCMaster Chrome Service (1318001715) | Cleveland | — | ◐ LIKELY ACTIVE |
| NPNational Plating Corporation | Cleveland | — | ◐ LIKELY ACTIVE |
| OMOhio Magnetics | Maple Heights | 20–99 | ◐ LIKELY ACTIVE |
| OKOtto Konigslow Mfg. CO the | Cleveland | — | ◐ LIKELY ACTIVE |
| RIR.h. Industries, INC. | Cleveland | — | ◐ LIKELY ACTIVE |
| SASwagelok Alfred | Solon | 20–99 | ◐ LIKELY ACTIVE |
| TITelefast Industries, INC. | Berea | 20–99 | ◐ LIKELY ACTIVE |
| TGThe Gent Machine Company | Cleveland | 20–99 | ◐ LIKELY ACTIVE |
| VCVarbros CORP | Brookpark | 20–99 | ◐ LIKELY ACTIVE |
| VIVwm-republic, INC. | Cleveland | — | ◐ LIKELY ACTIVE |
| WHWalker Heat Treat | Cleveland | 1–19 | ◐ LIKELY ACTIVE |
| WSWls Stamping CO | Cleveland | 20–99 | ◐ LIKELY ACTIVE |
| CPCentury Plating | Cleveland | — | ◐ LIKELY ACTIVE |
Norman Noble INC - Medtech 2 | Highland Heights | — | ◐ LIKELY ACTIVE |
| NINortheast Industrial Manufacturing (1318008935) | Cleveland | — | ◐ LIKELY ACTIVE |
| PCPremier Container | Cleveland | — | ◐ LIKELY ACTIVE |
| SRStricker Refinishing Company INC | Cleveland | — | ◐ LIKELY ACTIVE |
| SSSwagelok Semiconductor Services CO | Highland Heights | — | ◐ LIKELY ACTIVE |
| AMAbel Metal Finishing CO | Cleveland | — | ◇ UNVERIFIED |