| FCFisher Cast Steel Products * | West Jefferson, OH | Primary Metal Manufacturing331513 | 20–99 | ◐ LIKELY ACTIVE |
| GWGriffin Wheel Columbus Plant | Groveport, OH | Primary Metal Manufacturing331511 | — | ◐ LIKELY ACTIVE |
| HAHitachi Astemo Americas, INC. | Sunbury, OH | Transportation Equipment Manufacturing336322 | — | ◐ LIKELY ACTIVE |
| HHHonda Heritage Center | Marysville, OH | Machinery Manufacturing333511 | — | ◐ LIKELY ACTIVE |
| HEHorton Emergency Vehicles CO | Grove City, OH | Transportation Equipment Manufacturing336211 | 100–499 | ◐ LIKELY ACTIVE |
| IPInternational Paper | Newark, OH | Paper Manufacturing322211 | 20–99 | ◐ LIKELY ACTIVE |
| ICIsg Columbus Coatings | Columbus, OH | Primary Metal Manufacturing331110 | — | ◐ LIKELY ACTIVE |
| ICIsp Chemicals LLC | Columbus, OH | Chemical Manufacturing325199 | — | ◐ LIKELY ACTIVE |
| KFKahiki Foods | Gahanna, OH | Food Manufacturing311412 | — | ◐ LIKELY ACTIVE |
| LCLear Corporation - Hebron Plant | Hebron, OH | Plastics and Rubber Products Manufacturing326150 | — | ◐ LIKELY ACTIVE |
| LCLiberty Casting CO (0121010003) | Delaware, OH | Primary Metal Manufacturing331511 | — | ◐ LIKELY ACTIVE |
| LSLubrication Specialties | Mount Gilead, OH | Chemical Manufacturing325998 | 20–99 | ◐ LIKELY ACTIVE |
Mcneil Group INC | Columbus, OH | Fabricated Metal Product Manufacturing332323 | — | ◐ LIKELY ACTIVE |
| MMMills Metal Finishing | Columbus, OH | Fabricated Metal Product Manufacturing332813 | — | ◐ LIKELY ACTIVE |
Momentive Performance Materials Quartz, INC. (0145000213) | Hebron, OH | Nonmetallic Mineral Product Manufacturing327120 | — | ◐ LIKELY ACTIVE |
| NCNagase Chemtex America | Delaware, OH | Chemical Manufacturing325520 | 20–99 | ◐ LIKELY ACTIVE |
| NMNextech Materials LTD | Lewis Center, OH | Nonmetallic Mineral Product Manufacturing327120 | 20–99 | ◐ LIKELY ACTIVE |
| NANovelis Alr Rolled Products, INC. | Ashville, OH | Fabricated Metal Product Manufacturing332311 | — | ◐ LIKELY ACTIVE |
| OCOwens Corning Insulating Systems, LLC | Newark, OH | Nonmetallic Mineral Product Manufacturing327993 | — | ◐ LIKELY ACTIVE |
| PAPcc Airfoils LLC | Crooksville, OH | Transportation Equipment Manufacturing336412 | 100–499 | ◐ LIKELY ACTIVE |
| PSPeerless Saw | Groveport, OH | Fabricated Metal Product Manufacturing332216 | 20–99 | ◐ LIKELY ACTIVE |
| PIPpg Industries - Delaware | Delaware, OH | Chemical Manufacturing325199 | — | ◐ LIKELY ACTIVE |
| SCScotts CO | Marysville, OH | Chemical Manufacturing325314 | — | ◐ LIKELY ACTIVE |
| SMScreen Machine Industries LLC | Pataskala, OH | Machinery Manufacturing333120 | 20–99 | ◐ LIKELY ACTIVE |
| SMShelly Materials Plant #90 | Columbus, OH | Petroleum and Coal Products Manufacturing324121 | — | ◐ LIKELY ACTIVE |
| SBSlater Builders Supply | Logan, OH | Nonmetallic Mineral Product Manufacturing327120 | 1–19 | ◐ LIKELY ACTIVE |
| SOSri Ohio INC. | Lancaster, OH | Printing and Related Support Activities323110 | 100–499 | ◐ LIKELY ACTIVE |
| SDSuperior Die Tool and Machine CO | Columbus, OH | Fabricated Metal Product Manufacturing332119 | 20–99 | ◐ LIKELY ACTIVE |
| SPSuperior Production LLC | Columbus, OH | Fabricated Metal Product Manufacturing332119 | 100–499 | ◐ LIKELY ACTIVE |
| WCWorthington Cylinder Corporation | Columbus, OH | Fabricated Metal Product Manufacturing332313 | — | ◐ LIKELY ACTIVE |
| ANAkzo Nobel Coatings INC | Columbus, OH | Chemical Manufacturing325211 | — | ◐ LIKELY ACTIVE |
| CCCrown Cork and Seal | Lancaster, OH | Fabricated Metal Product Manufacturing332115 | — | ◐ LIKELY ACTIVE |
| EIEcolab INC | Hebron, OH | Chemical Manufacturing325611 | — | ◐ LIKELY ACTIVE |
| LRLuxottica Rx Operations | Lockbourne, OH | Miscellaneous Manufacturing339115 | — | ◐ LIKELY ACTIVE |
| OAOhio Anodizing INC | Columbus, OH | Fabricated Metal Product Manufacturing332813 | — | ◐ LIKELY ACTIVE |
| OPOpc Polymers LLC | Columbus, OH | Chemical Manufacturing325211 | — | ◐ LIKELY ACTIVE |
| PIPpg Industries | Circleville, OH | Chemical Manufacturing325211 | — | ◐ LIKELY ACTIVE |
| TITech Intl | Johnstown, OH | Plastics and Rubber Products Manufacturing326211 | — | ◐ LIKELY ACTIVE |
| ARAmerican Regent INC | Hilliard, OH | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| AWArmstrong World Industries INC | Hilliard, OH | Nonmetallic Mineral Product Manufacturing327993 | — | ◇ UNVERIFIED |
| BCBakelite Chemicals LLC | Columbus, OH | Chemical Manufacturing325199 | — | ◇ UNVERIFIED |
| BPBecker Powder Coatings INC | Grove City, OH | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| BIBostik INC | Columbus, OH | Chemical Manufacturing325520 | — | ◇ UNVERIFIED |
| BSBowerston Shale CO | Newark, OH | Nonmetallic Mineral Product Manufacturing327120 | — | ◇ UNVERIFIED |
| DIDiamond Innovations INC | Worthington, OH | Nonmetallic Mineral Product Manufacturing327910 | — | ◇ UNVERIFIED |
| EAEvans Adhesive Corporation, LTD | Columbus, OH | Chemical Manufacturing325520 | — | ◇ UNVERIFIED |
| FIFranklin International Polymer Plant | Columbus, OH | Chemical Manufacturing325520 | — | ◇ UNVERIFIED |
Gfs Chemicals INC | Columbus, OH | Chemical Manufacturing325180 | — | ◇ UNVERIFIED |
| HRHeartland Refinery Group LLC | Columbus, OH | Petroleum and Coal Products Manufacturing324110 | — | ◇ UNVERIFIED |
| HTHendrickson Truck Suspension Systems | Hebron, OH | Transportation Equipment Manufacturing336330 | — | ◇ UNVERIFIED |