| ANAutoneum North America INC | Oregon | OH | Electrical Equipment, Appliance & Component Manufacturing335314 | 100-499 | ◐ LIKELY ACTIVE |
| DGDayton-phoenix Group INC | Dayton | OH | Machinery Manufacturing333513 | 100-499 | ◐ LIKELY ACTIVE |
| DWDayton Wheel Concepts INC | Dayton | OH | Transportation Equipment Manufacturing336322 | 20-99 | ◐ LIKELY ACTIVE |
| FSFalls Stamping & Welding CO | Cuyahoga Falls | OH | Fabricated Metal Product Manufacturing332119 | 20-99 | ◐ LIKELY ACTIVE |
| FUFca US LLC - Toledo Machining Plant (0387040123) | Perrysburg | OH | Transportation Equipment Manufacturing336330 | 100-499 | ◐ LIKELY ACTIVE |
| FPFindlay Products | Findlay | OH | Transportation Equipment Manufacturing336370 | 100-499 | ◐ LIKELY ACTIVE |
| FTF T Precision | Fredericktown | OH | Machinery Manufacturing333612 | 100-499 | ◐ LIKELY ACTIVE |
Hartzell Propeller, LLC (0855100373) | Piqua | OH | Transportation Equipment Manufacturing336413 | 100-499 | ◐ LIKELY ACTIVE |
| HLHfi LLC | Canal Winchester | OH | Transportation Equipment Manufacturing336322 | 100-499 | ◐ LIKELY ACTIVE |
| HAHitachi Astemo Americas INC. | Findlay | OH | Transportation Equipment Manufacturing336322 | 100-499 | ◐ LIKELY ACTIVE |
| KMKalida Manufacturing INC | Kalida | OH | Transportation Equipment Manufacturing336370 | 100-499 | ◐ LIKELY ACTIVE |
| LILakepark Industries INC | Greenwich | OH | Transportation Equipment Manufacturing336370 | 100-499 | ◐ LIKELY ACTIVE |
| MBMahle Behr Mt Sterling INC | Mount Sterling | OH | Primary Metal Manufacturing331318 | 100-499 | ◐ LIKELY ACTIVE |
| MEMitsubishi Electric Automotive America (1483090295) | Mason | OH | Transportation Equipment Manufacturing336310 | 100-499 | ◐ LIKELY ACTIVE |
| MTMorgan Truck Body LLC (0285010292) | Orrville | OH | Machinery Manufacturing333120 | 100-499 | ◐ LIKELY ACTIVE |
| PAP & a Industries | Findlay | OH | Transportation Equipment Manufacturing336370 | 100-499 | ◐ LIKELY ACTIVE |
| PPProduction Products INC. | Columbus Grove | OH | Fabricated Metal Product Manufacturing332116 | 100-499 | ◐ LIKELY ACTIVE |
| PSProgressive Stamping INC | Ottoville | OH | Fabricated Metal Product Manufacturing332116 | 100-499 | ◐ LIKELY ACTIVE |
| RPRiker Products | Toledo | OH | Fabricated Metal Product Manufacturing332996 | 100-499 | ◐ LIKELY ACTIVE |
| TTTs Trim Industries, INC. | Canal Winchester | OH | Transportation Equipment Manufacturing336322 | 100-499 | ◐ LIKELY ACTIVE |
| YNYamada North America | South Charleston | OH | Transportation Equipment Manufacturing336330 | 500+ | ◐ LIKELY ACTIVE |
| AHAmerican Howa of Ohio | Delaware | OH | Transportation Equipment Manufacturing336360 | 20-99 | ◐ LIKELY ACTIVE |
| AIAmg Industries INC | Mount Vernon | OH | Machinery Manufacturing333517 | 20-99 | ◐ LIKELY ACTIVE |
| AHAuria Homesville LLC | Holmesville | OH | Transportation Equipment Manufacturing336360 | 100-499 | ◐ LIKELY ACTIVE |
| CYCardington Yutaka Technologies (0159000140) | Cardington | OH | Transportation Equipment Manufacturing336322 | — | ◐ LIKELY ACTIVE |
| CACtl Aerospace | Cincinnati | OH | Plastics and Rubber Products Manufacturing326199 | 100-499 | ◐ LIKELY ACTIVE |
| DSDefiance Stamping Company | Napoleon | OH | Fabricated Metal Product Manufacturing332116 | 20-99 | ◐ LIKELY ACTIVE |
| DGDlubak Glass | Upper Sandusky | OH | Nonmetallic Mineral Product Manufacturing327215 | 20-99 | ◐ LIKELY ACTIVE |
| FUFca US LLC | Toledo | OH | Transportation Equipment Manufacturing336110 | — | ◐ LIKELY ACTIVE |
| FMFord Motor CO Lima Engine Plant | Lima | OH | Transportation Equipment Manufacturing336310 | — | ◐ LIKELY ACTIVE |
| FMFord Motor Company (1431140861) | Sharonville | OH | Transportation Equipment Manufacturing336350 | — | ◐ LIKELY ACTIVE |
| FMFord Motor Company - Ohio Assembly Plant (0247030471) | Avon Lake | OH | Transportation Equipment Manufacturing336110 | — | ◐ LIKELY ACTIVE |
| FFFram Filtration (0819070018) | Greenville | OH | Transportation Equipment Manufacturing336320 | — | ◐ LIKELY ACTIVE |
| GGGalion Godwin Truck Body LLC | Winesburg | OH | Transportation Equipment Manufacturing336211 | 20-99 | ◐ LIKELY ACTIVE |
| GAGe Aerospace Evendale Plant | Cincinnati | OH | Transportation Equipment Manufacturing336412 | — | ◐ LIKELY ACTIVE |
| GEGe Engine Services Acsc/c Container Pl | Cincinnati | OH | Transportation Equipment Manufacturing336412 | — | ◐ LIKELY ACTIVE |
| HAHitachi Astemo Americas, INC. | Sunbury | OH | Transportation Equipment Manufacturing336322 | — | ◐ LIKELY ACTIVE |
| HDHonda Development and Manufacturing of America * | Anna | OH | Transportation Equipment Manufacturing336111 | — | ◐ LIKELY ACTIVE |
| HDHonda Dev. & Mfg. of America, Llc, East Liberty Plant (0146000117) | East Liberty | OH | Transportation Equipment Manufacturing336110 | — | ◐ LIKELY ACTIVE |
| HTHonda Transmission Manufacturing of America INC | Russells Point | OH | Transportation Equipment Manufacturing336320 | — | ◐ LIKELY ACTIVE |
| HEHorton Emergency Vehicles CO | Grove City | OH | Transportation Equipment Manufacturing336211 | 100-499 | ◐ 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 |
| MMancor | Dayton | OH | Primary Metal Manufacturing331512 | 100-499 | ◐ LIKELY ACTIVE |
| PMPacific Manufacturing | Fairfield | OH | Transportation Equipment Manufacturing336370 | — | ◐ LIKELY ACTIVE |
| PMPacific Manufacturing Ohio, INC. | Fairfield | OH | Transportation Equipment Manufacturing336211 | 500+ | ◐ LIKELY ACTIVE |
| PAPcc Airfoils LLC | Crooksville | OH | Transportation Equipment Manufacturing336412 | 100-499 | ◐ LIKELY ACTIVE |
| RWRace Winning Brands | Mentor | OH | Fabricated Metal Product Manufacturing332112 | 100-499 | ◐ LIKELY ACTIVE |
| RARoki America CO INC | Findlay | OH | Transportation Equipment Manufacturing336390 | 100-499 | ◐ LIKELY ACTIVE |
| SISuperb Industries INC | Sugarcreek | OH | Fabricated Metal Product Manufacturing332119 | 20-99 | ◐ LIKELY ACTIVE |