| IIImpact Industries, Inc. | North Ridgeville | OH | Fabricated Metal Product Manufacturing332119 | 20-99 | ◐ LIKELY ACTIVE |
| IAImperial Aluminum - Minerva, LLC | Minerva | OH | Primary Metal Manufacturing331312 | — | ◐ LIKELY ACTIVE |
| INIndustrial Nut CORP | Sandusky | OH | Fabricated Metal Product Manufacturing332722 | 20-99 | ◐ LIKELY ACTIVE |
Industrial Pulley & Machine Company, INC. | West Mansfield | OH | Fabricated Metal Product Manufacturing332999 | 1-19 | ◐ LIKELY ACTIVE |
| ITIndustrial Tank & Containment INC | Brookfield | OH | Fabricated Metal Product Manufacturing332420 | 1-19 | ◐ LIKELY ACTIVE |
| IWIndustrial Welding & Engineering CO. | Lewis Center | OH | Primary Metal Manufacturing331512 | 1-19 | ◐ LIKELY ACTIVE |
| IAIneos Abs (usa) LLC - Addyston Plant | Addyston | OH | Chemical Manufacturing325211 | — | ◐ LIKELY ACTIVE |
| IUIneos USA LLC | Lima | OH | Chemical Manufacturing325110 | — | ◐ LIKELY ACTIVE |
| IEInnovative Engineered Solutions | Wilmington | OH | Fabricated Metal Product Manufacturing332710 | 20-99 | ◐ LIKELY ACTIVE |
| ITInsource Technologies, INC. | Paulding | OH | Electrical Equipment, Appliance & Component Manufacturing335999 | 100-499 | ◐ LIKELY ACTIVE |
| ICIntegris Composites, INC. | Hebron | OH | Chemical Manufacturing325211 | 100-499 | ◐ LIKELY ACTIVE |
| IMIntegrity Manufacturing CORP | Dayton | OH | Fabricated Metal Product Manufacturing332721 | 1-19 | ◐ LIKELY ACTIVE |
| IPInternational Paper | Streetsboro | OH | Paper Manufacturing322211 | 100-499 | ◐ LIKELY ACTIVE |
| IPInternational Paper | Newark | OH | Paper Manufacturing322211 | 20-99 | ◐ LIKELY ACTIVE |
| IPInternational Paper CO * | Wooster | OH | Paper Manufacturing322211 | 100-499 | ◐ LIKELY ACTIVE |
| IPInternational Paper Company- Eaton Container | Eaton | OH | Paper Manufacturing322211 | 100-499 | ◐ LIKELY ACTIVE |
| IPInternational Paper, Middletown Container | Middletown | OH | Paper Manufacturing322211 | 100-499 | ◐ LIKELY ACTIVE |
| ICIsg Columbus Coatings | Columbus | OH | Primary Metal Manufacturing331110 | — | ◐ LIKELY ACTIVE |
| ICIsp Chemicals INC | Columbus | OH | Chemical Manufacturing325199 | — | ◐ LIKELY ACTIVE |
| IIIten Industries , Plant 2 | Ashtabula | OH | Plastics and Rubber Products Manufacturing326130 | 20-99 | ◐ LIKELY ACTIVE |
| IBItw Bedford Wire | Bedford Heights | OH | Primary Metal Manufacturing331222 | — | ◐ LIKELY ACTIVE |
| IEItw Evercoat, a Division of Iiiinois Tool Works, INC. (1431053385) | Blue Ash | OH | Chemical Manufacturing325510 | — | ◐ LIKELY ACTIVE |
| JJaco-CM | Berea | OH | Plastics and Rubber Products Manufacturing326122 | 20-99 | ◐ LIKELY ACTIVE |
Jamestown Container Cleveland, Midwest Box Division | Cleveland | OH | Paper Manufacturing322211 | 20-99 | ◐ LIKELY ACTIVE |
| JWJ.C. Whitlam Manufacturing Company | Wadsworth | OH | Chemical Manufacturing325510 | 20-99 | ◐ LIKELY ACTIVE |
| JAJewel Acquisition LLC - Louisville | Louisville | OH | Primary Metal Manufacturing331110 | — | ◐ LIKELY ACTIVE |
| JMJ & M Manufacturing Co., Inc. | Fort Recovery | OH | Machinery Manufacturing333111 | 100-499 | ◐ LIKELY ACTIVE |
Johns Manville International INC | Waterville | OH | Nonmetallic Mineral Product Manufacturing327212 | — | ◐ LIKELY ACTIVE |
| JCJohnson Controls INC Battery Group | Holland | OH | Electrical Equipment, Appliance & Component Manufacturing335910 | — | ◐ LIKELY ACTIVE |
| JEJr Engineering | Barberton | OH | Fabricated Metal Product Manufacturing332999 | 20-99 | ◐ LIKELY ACTIVE |
| JWJr Wheel | Norton | OH | Primary Metal Manufacturing331319 | 100-499 | ◐ LIKELY ACTIVE |
| KFKahiki Foods | Gahanna | OH | Food Manufacturing311412 | — | ◐ LIKELY ACTIVE |
| KPKahny Printing Inc. | Cincinnati | OH | Textile Mills313310 | 20-99 | ◐ LIKELY ACTIVE |
| KCKalcor Coatings CO | Willoughby | OH | Chemical Manufacturing325510 | — | ◐ LIKELY ACTIVE |
| KTKay Toledo Tag INC | Toledo | OH | Printing and Related Support Activities323111 | 20-99 | ◐ LIKELY ACTIVE |
| KGKdc/one Groveport | Groveport | OH | Chemical Manufacturing325611 | 500+ | ◐ LIKELY ACTIVE |
| KSKdm Signs INC | Cincinnati | OH | Printing and Related Support Activities323113 | 100-499 | ◐ LIKELY ACTIVE |
| KCKeebler Company (1431070662) | Cincinnati | OH | Food Manufacturing311812 | — | ◐ LIKELY ACTIVE |
| KEKent Elastomer Products, INC. | Kent | OH | Plastics and Rubber Products Manufacturing326299 | — | ◐ LIKELY ACTIVE |
| KLKerr Lakeside Inc. | Euclid | OH | Fabricated Metal Product Manufacturing332721 | 20-99 | ◐ LIKELY ACTIVE |
| KRKey Resin Company | Batavia | OH | Chemical Manufacturing325211 | 20-99 | ◐ LIKELY ACTIVE |
| KCKing's Command | Versailles | OH | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| KPKinninger Production Welding Co. Inc. | New Bremen | OH | Fabricated Metal Product Manufacturing332312 | 20-99 | ◐ LIKELY ACTIVE |
Kk Tool CO | Springfield | OH | Fabricated Metal Product Manufacturing332710 | 1-19 | ◐ LIKELY ACTIVE |
| KFKoch Foods of Fairfield | Fairfield | OH | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| KKKoch Knight, LLC (1576001851) | East Canton | OH | Nonmetallic Mineral Product Manufacturing327120 | 100-499 | ◐ LIKELY ACTIVE |
| KAKwd Aircraft Support Equipment LLC | Solon | OH | Transportation Equipment Manufacturing336413 | 20-99 | ◐ LIKELY ACTIVE |
| LCL-3 Communications Cincinnati Electronics | Mason | OH | Computer and Electronic Product Manufacturing334119 | — | ◐ LIKELY ACTIVE |
| LCLake City Plating LLC | Jefferson | OH | Paper Manufacturing322211 | — | ◐ LIKELY ACTIVE |
| LFLakeview Farms, LLC | Delphos | OH | Food Manufacturing311511 | 500+ | ◐ LIKELY ACTIVE |