 Amg Products, LLC | Mount Vernon, OH | Fabricated Metal Product Manufacturing332119 | 1–19 | ● ACTIVE |
 Divelbiss CORP | Fredericktown, OH | Computer and Electronic Product Manufacturing334418 | 20–99 | ● ACTIVE |
| FTF T Precision | Fredericktown, OH | Machinery Manufacturing333612 | 100–499 | ◐ LIKELY ACTIVE |
| AIAmg Industries INC | Mount Vernon, OH | Machinery Manufacturing333517 | 20–99 | ◐ LIKELY ACTIVE |
| OCOwens Corning (0142010065) | Mount Vernon, OH | Nonmetallic Mineral Product Manufacturing327993 | — | ◐ LIKELY ACTIVE |
| PSPrestress Services Industries, LLC - Plant 6 | Mount Vernon, OH | Nonmetallic Mineral Product Manufacturing327390 | 20–99 | ◐ LIKELY ACTIVE |
| ACAriel CORP - Bj1 (0142000060) | Mount Vernon, OH | Machinery Manufacturing333912 | — | ◐ LIKELY ACTIVE |
| COCentral Ohio Fabricators, INC. | Mount Vernon, OH | Machinery Manufacturing333992 | 20–99 | ◐ LIKELY ACTIVE |
| KMKokosing Materials, Inc. | Fredericktown, OH | Petroleum and Coal Products Manufacturing324121 | 100–499 | ◐ LIKELY ACTIVE |
| RMReplex Mirror Company (0142000109) | Mount Vernon, OH | Plastics and Rubber Products Manufacturing326199 | — | ◐ LIKELY ACTIVE |
| SJSaint Joseph Mint | Mount Vernon, OH | Primary Metal Manufacturing331491 | — | ◐ LIKELY ACTIVE |
| UAUMD Automated Systems, Inc. | Fredericktown, OH | Machinery Manufacturing333922 | 20–99 | ◐ LIKELY ACTIVE |
| IPInternational Paper (0142010051) | Mount Vernon, OH | Paper Manufacturing322211 | — | ◐ LIKELY ACTIVE |
| MPMid-ohio Paving, INC. (0142000407) | Centerburg, OH | Petroleum and Coal Products Manufacturing324121 | — | ◐ LIKELY ACTIVE |
| ANAmerican National Can Company - Mt. Vernon | Mount Vernon, OH | Plastics and Rubber Products Manufacturing326112 | — | ◇ UNVERIFIED |
| ACAriel CORP Granville Road Facility (0142010089) | Mount Vernon, OH | Machinery Manufacturing333912 | — | ◇ UNVERIFIED |
| ACAriel Corporation - Ep1 (0142010408) | Mount Vernon, OH | Machinery Manufacturing333912 | — | ◇ UNVERIFIED |
| BPBurrows Paper CORP | Mount Vernon, OH | Paper Manufacturing322299 | — | ◇ UNVERIFIED |
| FFFoote Foundry CO. INC. (0142000119) | Fredericktown, OH | Primary Metal Manufacturing331511 | — | ◇ UNVERIFIED |
| KMKokosing Materials Plant 505 | Fredericktown, OH | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| MCMack Concrete, LLC | Mount Vernon, OH | Nonmetallic Mineral Product Manufacturing327390 | — | ◇ UNVERIFIED |
| PCPower & Control Systems | Mount Vernon, OH | Fabricated Metal Product Manufacturing332812 | — | ◇ UNVERIFIED |
| RBRoss Brothers Salvage INC | Mount Vernon, OH | Leather and Allied Product Manufacturing316110 | — | ◇ UNVERIFIED |
| SESiemens Energy INC | Mount Vernon, OH | Machinery Manufacturing333611 | — | ◇ UNVERIFIED |
| VFValley Flooring, LLC (0142000409)valley Flooring, LLC (0142000409) | Gambier, OH | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| WOWenco of Ohio | Mount Vernon, OH | Wood Product Manufacturing321918 | — | ◇ UNVERIFIED |
| ACAriel Corporation | Mount Vernon, OH | Machinery Manufacturing333912 | 500+ | ◐ LIKELY ACTIVE |
| EBEllis Brothers Inc | Mount Vernon, OH | Nonmetallic Mineral Product Manufacturing327320 | 20–99 | ◐ LIKELY ACTIVE |
| IBIndian Bear Winery, LTD. | Walhonding, OH | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| IPInternational Paper | Mount Vernon, OH | Paper Manufacturing322211 | 100–499 | ◐ LIKELY ACTIVE |
| JMJames McAvene Meadery | Mt.vernon, OH | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| KFKnoxview Farm Winery, LLC | Fredericktown, OH | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| MPMauser Packaging Solutions Mt Vernon IBC | Mount Vernon, OH | Plastics and Rubber Products Manufacturing326199 | 100–499 | ◐ LIKELY ACTIVE |
| MVMount Vernon Packaging, INC. | Mount Vernon, OH | Paper Manufacturing322211 | — | ▲ REPORTED CLOSED |
| MVMt Vernon, OH | Mount Vernon, OH | Paper Manufacturing322220 | 20–99 | ◐ LIKELY ACTIVE |
| NANorth America Mt. Vernon | Mount Vernon, OH | Plastics and Rubber Products Manufacturing326199 | 100–499 | ◐ LIKELY ACTIVE |
 Pallet Distributors Inc dba Epallet Inc Walhonding | Walhonding, OH | Wood Product Manufacturing321920 | 1–19 | ◐ LIKELY ACTIVE |
| SSShort - Street LLC | Mount Vernon, OH | Fabricated Metal Product Manufacturing332999 | — | ◐ LIKELY ACTIVE |
| SGS&S Gilardi, Inc. | Mount Vernon, OH | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| VIVer-Mac Industries, Inc. | Mount Vernon, OH | Fabricated Metal Product Manufacturing332114 | 20–99 | ◐ LIKELY ACTIVE |
| APAmerican Pride Outdoors, LLC | Mount Vernon, OH | Miscellaneous Manufacturing339920 | — | ◇ UNVERIFIED |
| BIBeehive Industries LLC | Mount Vernon, OH | Fabricated Metal Product Manufacturing332999 | — | ◇ UNVERIFIED |
| BLBrenneman Lumber Company | Mount Vernon, OH | Wood Product Manufacturing321113 | — | ◇ UNVERIFIED |
| CGCoyne Graphic Finishing, Inc. | Mt Vernon, OH | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| FEFamous Enterprises, INC. | Mount Vernon, OH | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| JIJeld-wen, INC. | Mount Vernon, OH | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| LPLandoll Publishing | Glenmont, OH | Printing and Related Support Activities323119 | — | ◇ UNVERIFIED |
| MOMid Ohio Pump, LLC | Fredericktown, OH | Machinery Manufacturing333911 | — | ◇ UNVERIFIED |
| OPOptions Plus, INC. | Fredericktown, OH | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
| PAPrinting Arts Press, INC | Mount Vernon, OH | Printing and Related Support Activities323111 | — | ◇ UNVERIFIED |
