| TTTaylor-winfield Technologies, INC. | Youngstown | OH | Machinery Manufacturing333511 | 20-99 | ▲ REPORTED CLOSED |
| TTechnoform | Twinsburg | OH | Plastics and Rubber Products Manufacturing326121 | 20-99 | ◐ LIKELY ACTIVE |
| TATeijin Automotive Technologies, Van Wert, Ohio | Van Wert | OH | Chemical Manufacturing325211 | 20-99 | ◐ LIKELY ACTIVE |
Telesis Technologies, INC | Circleville | OH | Machinery Manufacturing333517 | 20-99 | ◐ LIKELY ACTIVE |
| TBThe Boehm Pressed Steel Co | Valley City | OH | Primary Metal Manufacturing331110 | 20-99 | ◐ LIKELY ACTIVE |
| TBThe Bonnot Company | Akron | OH | Machinery Manufacturing333249 | 20-99 | ◐ LIKELY ACTIVE |
| TCThe Countertop Shop Ltd | Monclova | OH | Nonmetallic Mineral Product Manufacturing327991 | 20-99 | ◐ LIKELY ACTIVE |
| TDThe Dover Tank and Plate Company | Dover | OH | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| THThe Hall Company | Urbana | OH | Computer and Electronic Product Manufacturing334419 | 20-99 | ◐ LIKELY ACTIVE |
| TITherm-o-link, INC. | Garrettsville | OH | Primary Metal Manufacturing331422 | 20-99 | ◐ LIKELY ACTIVE |
| TWThe Wilson Bohannan Company | Marion | OH | Fabricated Metal Product Manufacturing332510 | 20-99 | ◐ LIKELY ACTIVE |
| TWThe Wm. Lang & Sons Co. | Cincinnati | OH | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| TPThink Patented Inc. | Miamisburg | OH | Printing and Related Support Activities323111 | 20-99 | ◐ LIKELY ACTIVE |
| TCTorq Corporation | Bedford | OH | Electrical Equipment, Appliance & Component Manufacturing335999 | 20-99 | ◐ LIKELY ACTIVE |
| TPTriangle Precision Ind | Kettering | OH | Fabricated Metal Product Manufacturing332710 | 20-99 | ◐ LIKELY ACTIVE |
| TCTruck Cab Manufacturers INC | Cincinnati | OH | Transportation Equipment Manufacturing336211 | 20-99 | ◐ LIKELY ACTIVE |
| TMTurn-All Machine & Gear Company | Springfield | OH | Fabricated Metal Product Manufacturing332710 | 20-99 | ◐ LIKELY ACTIVE |
| TLTusco Limited Partnership | Gnadenhutten | OH | Fabricated Metal Product Manufacturing332322 | 20-99 | ◐ LIKELY ACTIVE |
Two M Precision CO. INC. | Willoughby | OH | Fabricated Metal Product Manufacturing332721 | 20-99 | ◐ LIKELY ACTIVE |
| UHUSA Heat Treating, Inc. | Cleveland | OH | Fabricated Metal Product Manufacturing332811 | 20-99 | ◐ LIKELY ACTIVE |
| UMUs Millwright services | Lima | OH | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| VIValco Industries, INC. | Springfield | OH | Fabricated Metal Product Manufacturing332119 | 20-99 | ◐ LIKELY ACTIVE |
| VMValley Metal Works Inc. | Cincinnati | OH | Fabricated Metal Product Manufacturing332999 | 20-99 | ◐ LIKELY ACTIVE |
| VCVarbros CORP | Brook Park | OH | Fabricated Metal Product Manufacturing332116 | 20-99 | ◐ LIKELY ACTIVE |
| VIVer-Mac Industries, Inc. | Mount Vernon | OH | Fabricated Metal Product Manufacturing332114 | 20-99 | ◐ LIKELY ACTIVE |
| VCVspone Columbus | Lockbourne | OH | Miscellaneous Manufacturing339115 | 20-99 | ◐ LIKELY ACTIVE |
| WFWallace Forge Company | Canton | OH | Fabricated Metal Product Manufacturing332112 | 20-99 | ◐ LIKELY ACTIVE |
| WIWincom INC | Cincinnati | OH | Chemical Manufacturing325998 | 20-99 | ◐ LIKELY ACTIVE |
| WGWitt Galvanizing- Cincinnati, INC. | Cincinnati | OH | Fabricated Metal Product Manufacturing332116 | 20-99 | ◐ LIKELY ACTIVE |
| WDWm. Dauch Concrete Co. | Norwalk | OH | Nonmetallic Mineral Product Manufacturing327320 | 20-99 | ◐ LIKELY ACTIVE |
| WLWoodsage LLC | Holland | OH | Fabricated Metal Product Manufacturing332996 | 20-99 | ◐ LIKELY ACTIVE |
| WFWyman-gordon Forgings (cleveland) INC | Cleveland | OH | Fabricated Metal Product Manufacturing332111 | 20-99 | ◐ LIKELY ACTIVE |
| ZIZed Industries, Inc | Vandalia | OH | Machinery Manufacturing333249 | 20-99 | ◐ LIKELY ACTIVE |
| AMAgean Marble Mfg. INC. | Cincinnati | OH | Plastics and Rubber Products Manufacturing326191 | 20-99 | ◐ LIKELY ACTIVE |
| AMAmerican Metal Chemical CORP. | Medina | OH | Chemical Manufacturing325998 | 20-99 | ◐ LIKELY ACTIVE |
| AFArchbold Furniture CO. (0326002012) | Archbold | OH | Furniture and Related Product Manufacturing337122 | 20-99 | ◐ LIKELY ACTIVE |
| CRCarl Rittberger Sr INC | Zanesville | OH | Food Manufacturing311612 | 20-99 | ◐ LIKELY ACTIVE |
| CMCreative Mold & Machine INC (0228000245) | Newbury | OH | Plastics and Rubber Products Manufacturing326199 | 20-99 | ◐ LIKELY ACTIVE |
| CTCriterion Tool & Die, INC. | Brook Park | OH | Fabricated Metal Product Manufacturing332710 | 20-99 | ◐ LIKELY ACTIVE |
| FRFurukawa Rock Drill USA INC (1667040039) | Kent | OH | Machinery Manufacturing333998 | 20-99 | ◐ LIKELY ACTIVE |
| GIGe International Ohio Coil Service Center | Newcomerstown | OH | Electrical Equipment, Appliance & Component Manufacturing335999 | 20-99 | ◐ LIKELY ACTIVE |
| HRHannecard Roller Coatings INC. | Barberton | OH | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
| LPLandmark Plastic CORP | Akron | OH | Plastics and Rubber Products Manufacturing326111 | 20-99 | ◐ LIKELY ACTIVE |
| LMLewark Metal Spinning, INC. | Dayton | OH | Fabricated Metal Product Manufacturing332117 | 20-99 | ◐ LIKELY ACTIVE |
| MNMcneil & Nrm, INC. | Akron | OH | Machinery Manufacturing333220 | 20-99 | ◐ LIKELY ACTIVE |
| MSMiller Studio INC | New Philadelphia | OH | Nonmetallic Mineral Product Manufacturing327110 | 20-99 | ◐ LIKELY ACTIVE |
| NINutro, INC. | Strongsville | OH | Machinery Manufacturing333298 | 20-99 | ◐ LIKELY ACTIVE |
| PIPinnacle Industrial Enterprises | Bowling Green | OH | Plastics and Rubber Products Manufacturing326199 | 20-99 | ◐ LIKELY ACTIVE |
| PIPremier Investment Castings Dba Bimac | Dayton | OH | Primary Metal Manufacturing331512 | 20-99 | ◐ LIKELY ACTIVE |
| RRReactive Resin Prods CO | Perrysburg | OH | Machinery Manufacturing333993 | 20-99 | ◐ LIKELY ACTIVE |