Koroseal Interior Products LLC | Medina | OH | Printing and Related Support Activities323111 | 20-99 | ● ACTIVE |
| KUKost USA INC | Cincinnati | OH | Chemical Manufacturing325998 | 100-499 | ● ACTIVE |
Kovatch Castings, INC | Uniontown | OH | Primary Metal Manufacturing331512 | 100-499 | ● ACTIVE |
Kowalski Heat Treating CO. | Cleveland | OH | Fabricated Metal Product Manufacturing332811 | 20-99 | ● ACTIVE |
Kraft Werks Engineering LLC | Medina | OH | Machinery Manufacturing333998 | 20-99 | ● ACTIVE |
| KPKutol Products Company | Sharonville | OH | Chemical Manufacturing325611 | 100-499 | ● ACTIVE |
Kyocera Senco Industrial Tools, INC | Cincinnati | OH | Primary Metal Manufacturing331222 | 100-499 | ● ACTIVE |
| LALabel Aid, INC. | Huron | OH | Printing and Related Support Activities323111 | 20-99 | ● ACTIVE |
La Boit Specialty Vehicles INC | Columbus | OH | Transportation Equipment Manufacturing336120 | 20-99 | ● ACTIVE |
| LELake Erie Frozen Foods Manufacturing Co. | Ashland | OH | Food Manufacturing311412 | 20-99 | ● ACTIVE |
Lake Erie Graphics, INC. | Brookpark | OH | Printing and Related Support Activities323111 | 20-99 | ● ACTIVE |
Lake Shore Cryotronics, INC. | Westerville | OH | Computer and Electronic Product Manufacturing334413 | 100-499 | ● ACTIVE |
Lampro Industries, INC. | Cleveland | OH | Printing and Related Support Activities323120 | 1-19 | ● ACTIVE |
| LBLand-Grant Brewing Company | Columbus | OH | Beverage and Tobacco Product Manufacturing312120 | 20-99 | ● ACTIVE |
Langdon INC | Cincinnati | OH | Fabricated Metal Product Manufacturing332322 | 1-19 | ● ACTIVE |
Lange Grinding & Machining, INC. | Streetsboro | OH | Fabricated Metal Product Manufacturing332710 | 20-99 | ● ACTIVE |
Lanly CO | Euclid | OH | Machinery Manufacturing333994 | 20-99 | ● ACTIVE |
Latanick Equipment INC | Huron | OH | Miscellaneous Manufacturing339999 | 1-19 | ● ACTIVE |
Levison Enterprises LLC | Millbury | OH | Computer and Electronic Product Manufacturing334418 | 20-99 | ● ACTIVE |
Lewco INC | Sandusky | OH | Fabricated Metal Product Manufacturing332999 | 500+ | ● ACTIVE |
| LBL-h Battery Company | Jeffersonville | OH | Electrical Equipment, Appliance & Component Manufacturing335910 | 500+ | ● ACTIVE |
Lightle Enterprises of Ohio LLC | Frankfort | OH | Miscellaneous Manufacturing339950 | 20-99 | ● ACTIVE |
| LRLima Refinery | Lima | OH | Petroleum and Coal Products Manufacturing324110 | 500+ | ● ACTIVE |
| LMLite Magnesium Products INC | Ravenna | OH | Primary Metal Manufacturing331491 | 20-99 | ● ACTIVE |
Logan Clutch CORP | Westlake | OH | Machinery Manufacturing333613 | 20-99 | ● ACTIVE |
Logan Machine Company | Akron | OH | Fabricated Metal Product Manufacturing332710 | 20-99 | ● ACTIVE |
| LCLrbg Chemicals USA INC | Toledo | OH | Chemical Manufacturing325211 | 20-99 | ● ACTIVE |
| LALubrizol Advanced Materials INC Bowling Green | Bowling Green | OH | Chemical Manufacturing325611 | 20-99 | ● ACTIVE |
| LCLubrizol CORP | Wickliffe | OH | Petroleum and Coal Products Manufacturing324191 | 500+ | ● ACTIVE |
Lucas Precision LLC | Cleveland | OH | Machinery Manufacturing333517 | 1-19 | ● ACTIVE |
| LRLudowici Roof Tile | New Lexington | OH | Nonmetallic Mineral Product Manufacturing327120 | 100-499 | ● ACTIVE |
Luke Manufacturing CO. | Wadsworth | OH | Fabricated Metal Product Manufacturing332813 | 20-99 | ● ACTIVE |
Luvata Ohio, INC. | Delaware | OH | Fabricated Metal Product Manufacturing332992 | 100-499 | ● ACTIVE |
Luxium Solutions, LLC | Hiram | OH | Computer and Electronic Product Manufacturing334519 | — | ● ACTIVE |
Lyric Optical Company, INC. | Cincinnati | OH | Miscellaneous Manufacturing339115 | 1-19 | ● ACTIVE |
Mabel Dental Lab INC | Cuyahoga Falls | OH | Miscellaneous Manufacturing339116 | 1-19 | ● ACTIVE |
Machine Concepts INC | Minster | OH | Machinery Manufacturing333517 | 100-499 | ● ACTIVE |
| MDMachine Dynamics & Engineering INC | Minerva | OH | Fabricated Metal Product Manufacturing332410 | 100-499 | ● ACTIVE |
Machintek CO | Fairfield | OH | Fabricated Metal Product Manufacturing332710 | 20-99 | ● ACTIVE |
Magellan Aerospace, Middletown, INC | Middletown | OH | Transportation Equipment Manufacturing336412 | 100-499 | ● ACTIVE |
| MLMagnext LTD | Columbus | OH | Computer and Electronic Product Manufacturing334112 | 1-19 | ● ACTIVE |
| MTMajestic Tool & Machine, LLC | Solon | OH | Fabricated Metal Product Manufacturing332710 | 1-19 | ● ACTIVE |
| MIMakino INC | Mason | OH | Machinery Manufacturing333513 | 500+ | ● ACTIVE |
Malco Products INC | Barberton | OH | Chemical Manufacturing325611 | 100-499 | ● ACTIVE |
Malin Company | Brookpark | OH | Primary Metal Manufacturing331222 | 20-99 | ● ACTIVE |
Manifold & Phalor INC | Canal Winchester | OH | Machinery Manufacturing333298 | 20-99 | ● ACTIVE |
Mantaline Corporation | Mantua | OH | Plastics and Rubber Products Manufacturing326291 | 20-99 | ● ACTIVE |
Manuel Garcia Prosthetics Lab INC | Strongsville | OH | Miscellaneous Manufacturing339113 | 1-19 | ● ACTIVE |
Markethatch CO INC | Akron | OH | Miscellaneous Manufacturing339115 | 1-19 | ● ACTIVE |
Markley Enterprises LLC | Cincinnati | OH | Fabricated Metal Product Manufacturing332710 | 20-99 | ● ACTIVE |