| HQHOU2 Quikrete | Columbus | TX | Nonmetallic Mineral Product Manufacturing327390 | 20-99 | ◐ LIKELY ACTIVE |
| HFHubbard Feeds - Columbus | Columbus | NE | Food Manufacturing311119 | 20-99 | ◐ LIKELY ACTIVE |
| HMHudson Meat Company | Columbus | OH | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| IIIc3d, INC. | Columbus | OH | Chemical Manufacturing325211 | — | ◐ LIKELY ACTIVE |
| IFInfinite Familia Elixirs LLC | Columbus | OH | Chemical Manufacturing325411 | — | ◐ LIKELY ACTIVE |
| ICInterstate Cold Storage, Inc. | Columbus | OH | — | — | ◐ LIKELY ACTIVE |
| IPIron Plow Vineyards | Columbus | NJ | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| JOJackie O's Pub and Brewery | Columbus | OH | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| JCJmwillis' Cakes & Baked Goodies LLC | Columbus | OH | Food Manufacturing311811 | — | ◐ LIKELY ACTIVE |
| JEJon Edwards Steel | Columbus | OH | Fabricated Metal Product Manufacturing332323 | 20-99 | ◐ LIKELY ACTIVE |
| JFJTB Furniture | Columbus | MS | Furniture and Related Product Manufacturing337127 | 20-99 | ◐ LIKELY ACTIVE |
| KPKamps Pallets - Columbus Janitrol | Columbus | OH | Wood Product Manufacturing321920 | 20-99 | ◐ LIKELY ACTIVE |
| KPKamps Pallets -Columbus Refugee | Columbus | OH | Wood Product Manufacturing321920 | 20-99 | ◐ LIKELY ACTIVE |
| KBKenosha Beef International, Ltd. | Columbus | OH | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| KPKent Precision Foods Group- Columbus | Columbus | MS | Food Manufacturing311930 | 100-499 | ◐ LIKELY ACTIVE |
| KIKingspan Insulated Panels - Columbus | Columbus | OH | Fabricated Metal Product Manufacturing332311 | 20-99 | ◐ LIKELY ACTIVE |
| KTKnapheide Truck Equipment Company Columbus | Columbus | OH | Transportation Equipment Manufacturing336211 | 20-99 | ◐ LIKELY ACTIVE |
| KMKonkus Marble and Granite | Columbus | OH | Nonmetallic Mineral Product Manufacturing327991 | 100-499 | ◐ LIKELY ACTIVE |
| KWKysor Warren/EPTA | Columbus | GA | Machinery Manufacturing333415 | 500+ | ◐ LIKELY ACTIVE |
| LBLayman's Black Anvil Welding & Fabrication LLC | Columbus | NE | Machinery Manufacturing333992 | — | ◐ LIKELY ACTIVE |
| LELincoln Electric Automation Columbus | Columbus | OH | Machinery Manufacturing333992 | 20-99 | ◐ LIKELY ACTIVE |
| LNLindal North America | Columbus | IN | Fabricated Metal Product Manufacturing332919 | 100-499 | ◐ LIKELY ACTIVE |
| LDLithium Division | Columbus | GA | Electrical Equipment, Appliance & Component Manufacturing335912 | 100-499 | ◐ LIKELY ACTIVE |
| LPLittle Pot | Columbus | IN | Beverage and Tobacco Product Manufacturing312140 | — | ◐ LIKELY ACTIVE |
| LGLooking Glass Cider | Columbus | NC | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| MWMarcella's Winery | Columbus | MS | Beverage and Tobacco Product Manufacturing312130 | — | ◐ LIKELY ACTIVE |
| MMMarzetti Manufacturing Company-Indianola | Columbus | OH | Food Manufacturing311941 | 100-499 | ◐ LIKELY ACTIVE |
| MMMarzetti Manufacturing Company-Quality Bakery | Columbus | OH | Food Manufacturing311941 | 20-99 | ◐ LIKELY ACTIVE |
| MBMaxsteel Buildings | Columbus | GA | Fabricated Metal Product Manufacturing332322 | 1-19 | ◐ LIKELY ACTIVE |
| MPMcCauley Propeller Systems | Columbus | GA | Transportation Equipment Manufacturing336413 | 20-99 | ◐ LIKELY ACTIVE |
| MLMettler-Toledo, LLC (US-MO Division) | Columbus | OH | Machinery Manufacturing333997 | 500+ | ◐ LIKELY ACTIVE |
| MWMilgen Warehouse (Bldg 3) | Columbus | GA | Electrical Equipment, Appliance & Component Manufacturing335912 | 1-19 | ◐ LIKELY ACTIVE |
| MIMillwood, Inc. Columbus | Columbus | OH | Wood Product Manufacturing321920 | 100-499 | ◐ LIKELY ACTIVE |
| MVMims Velocity Freight LLC | Columbus | GA | Transportation Equipment Manufacturing336999 | — | ◐ LIKELY ACTIVE |
| MVMount Vernon Mills Columbus | Columbus | MS | Textile Mills313210 | 20-99 | ◐ LIKELY ACTIVE |
| NMNA Mfg Dearborn | Columbus | OH | Machinery Manufacturing333415 | 20-99 | ◐ LIKELY ACTIVE |
| NBNavidea Biopharmaceuticals, INC. | Columbus | OH | Chemical Manufacturing325412 | — | ◐ LIKELY ACTIVE |
| NCNcs Corporation | Columbus | OH | Computer and Electronic Product Manufacturing334516 | — | ◐ LIKELY ACTIVE |
| NHNew Horizons Bakery Charter Street | Columbus | OH | Food Manufacturing311812 | 20-99 | ◐ LIKELY ACTIVE |
| NHNew Horizons Food Solutions, LLC. | Columbus | OH | Food Manufacturing311612 | — | ◐ LIKELY ACTIVE |
| NCNEW-IN Corporate | Columbus | IN | Transportation Equipment Manufacturing336350 | 20-99 | ◐ LIKELY ACTIVE |
| NSNext Step Prosthetics of Ohio LLC | Columbus | OH | Miscellaneous Manufacturing339113 | — | ◐ LIKELY ACTIVE |
| NINoblitt International Corporation | Columbus | IN | Fabricated Metal Product Manufacturing332999 | — | ◐ LIKELY ACTIVE |
| NINoblitt International Corporation | Columbus | IN | Machinery Manufacturing333511 | — | ▲ REPORTED CLOSED |
| NHNorth High Brewing | Columbus | OH | Beverage and Tobacco Product Manufacturing312140 | — | ◐ LIKELY ACTIVE |
| ODOchre Diagnostics, INC. | Columbus | GA | Chemical Manufacturing325412 | — | ◐ LIKELY ACTIVE |
| OAOh08 Ametek Solidstate Controls | Columbus | OH | Electrical Equipment, Appliance & Component Manufacturing335999 | 100-499 | ◐ LIKELY ACTIVE |
| OCOH - Columbus - 950 Stelzer Rd - The American Bottling Company | Columbus | OH | Beverage and Tobacco Product Manufacturing312111 | 100-499 | ◐ LIKELY ACTIVE |
| OIO.H. Ingram River Aged | Columbus | KY | Beverage and Tobacco Product Manufacturing312140 | — | ◐ LIKELY ACTIVE |
| OOOhio Office | Columbus | OH | Transportation Equipment Manufacturing336320 | 20-99 | ◐ LIKELY ACTIVE |