| CICAM Industrial Solutions @ Ashland BDO | Lima | OH | Chemical Manufacturing325110 | 1-19 | ◐ LIKELY ACTIVE |
| COCanton, OH | New Philadelphia | OH | Fabricated Metal Product Manufacturing332912 | 1-19 | ◐ LIKELY ACTIVE |
| CWChampion Window of Cleveland | Warrensville Heights | OH | Plastics and Rubber Products Manufacturing326121 | 1-19 | ◐ LIKELY ACTIVE |
| CWChampion Window of Toledo | Perrysburg | OH | Plastics and Rubber Products Manufacturing326121 | 1-19 | ◐ LIKELY ACTIVE |
| CCincinnati | Norwood | OH | Beverage and Tobacco Product Manufacturing312120 | 1-19 | ◐ LIKELY ACTIVE |
| CBCincinnati Branch | Mason | OH | Machinery Manufacturing333995 | 1-19 | ◐ LIKELY ACTIVE |
| COCincinnatti Office | Cincinnatti | OH | Computer and Electronic Product Manufacturing334516 | 1-19 | ◐ LIKELY ACTIVE |
| CPCircleville Plant 432 | Circleville | OH | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◐ LIKELY ACTIVE |
| CClepc | Macedonia | OH | Nonmetallic Mineral Product Manufacturing327332 | 1-19 | ◐ LIKELY ACTIVE |
| CCCleveland-Cliffs Corporate Cleveland - Corporate | Cleveland | OH | Primary Metal Manufacturing331110 | 1-19 | ◐ LIKELY ACTIVE |
| CLCMB Lancaster | Lancaster | OH | Fabricated Metal Product Manufacturing332119 | 1-19 | ◐ LIKELY ACTIVE |
| CCmhp2 | Delaware | OH | Nonmetallic Mineral Product Manufacturing327331 | 1-19 | ◐ LIKELY ACTIVE |
| CICoherent, Inc | Beavercreek | OH | Computer and Electronic Product Manufacturing334510 | 1-19 | ◐ LIKELY ACTIVE |
| CIColorCoat Inc. Cuyahoga Falls, OH | Cuyahoga Falls | OH | Miscellaneous Manufacturing339999 | 1-19 | ◐ LIKELY ACTIVE |
| CColumbus (OH) | Columbus | OH | Beverage and Tobacco Product Manufacturing312111 | 1-19 | ◐ LIKELY ACTIVE |
| CIConcepts Inc. | Batavia | OH | Nonmetallic Mineral Product Manufacturing327991 | 1-19 | ◐ LIKELY ACTIVE |
| CMConery MFG | Ashland | OH | Machinery Manufacturing333999 | 1-19 | ◐ LIKELY ACTIVE |
| CCCONQ Canada | West Chester | OH | Fabricated Metal Product Manufacturing332322 | 1-19 | ◐ LIKELY ACTIVE |
| CGContainer Graphics Franklin | Franklin | OH | Machinery Manufacturing333514 | 1-19 | ◐ LIKELY ACTIVE |
| CIContec, INC. - Toledo | Toledo | OH | Chemical Manufacturing325612 | 1-19 | ◐ LIKELY ACTIVE |
| CCContinental Carbon Company Barberton Warehouse | Barberton | OH | Chemical Manufacturing325180 | 1-19 | ◐ LIKELY ACTIVE |
| CVCorsa Verde LLC | Columbus | OH | Chemical Manufacturing325411 | 1-19 | ◐ LIKELY ACTIVE |
| CPCover Pools Youngstown | Youngstown | OH | Textile Product Mills314910 | 1-19 | ◐ LIKELY ACTIVE |
| HS"CPC Hub Store 855 Strongsville, OH" | Strongsville | OH | Printing and Related Support Activities323111 | 1-19 | ◐ LIKELY ACTIVE |
Crane 1 Services - Columbus | Columbus | OH | Machinery Manufacturing333923 | 1-19 | ◐ LIKELY ACTIVE |
Crane 1 Services - Toledo | Northwood | OH | Machinery Manufacturing333923 | 1-19 | ◐ LIKELY ACTIVE |
| CSCreekside Springs LLC - Salineville | Salineville | OH | Beverage and Tobacco Product Manufacturing312112 | 1-19 | ◐ LIKELY ACTIVE |
| CCCrown Cork & Seal USA, Inc. - CAPP Tech Lancaster | Lancaster | OH | Fabricated Metal Product Manufacturing332119 | 1-19 | ◐ LIKELY ACTIVE |
| CACustom Agri Systems Inc. | Attica | OH | Fabricated Metal Product Manufacturing332999 | 1-19 | ◐ LIKELY ACTIVE |
| CMCustom Metal Works, Inc (TRUCK) | Norwalk | OH | Transportation Equipment Manufacturing336211 | 1-19 | ◐ LIKELY ACTIVE |
| CECutting Edge Countertops, Inc. - Delaware | Delaware | OH | Nonmetallic Mineral Product Manufacturing327991 | 1-19 | ◐ LIKELY ACTIVE |
| CFCuyahoga Falls Thrift 020 | Cuyahoga Falls | OH | Food Manufacturing311812 | 1-19 | ◐ LIKELY ACTIVE |
| DCDayGlo Color Avon Facility | Avon | OH | Chemical Manufacturing325130 | 1-19 | ◐ LIKELY ACTIVE |
| DCDayGlo Color Twinsburg Facility | Twinsburg | OH | Chemical Manufacturing325130 | 1-19 | ◐ LIKELY ACTIVE |
| DCDAYST Contech Engineered Solutions LLC | Huber Heights | OH | Nonmetallic Mineral Product Manufacturing327331 | 1-19 | ◐ LIKELY ACTIVE |
| DODayton OH Panel | Vandalia | OH | Wood Product Manufacturing321215 | 1-19 | ◐ LIKELY ACTIVE |
| DDefiance | Defiance | OH | Fabricated Metal Product Manufacturing332813 | 1-19 | ◐ LIKELY ACTIVE |
| DSDesigner Stone Company | Port Washington | OH | Nonmetallic Mineral Product Manufacturing327991 | 1-19 | ◐ LIKELY ACTIVE |
| DPDinesol Plastics Inc - Victoria | Youngstown | OH | Plastics and Rubber Products Manufacturing326199 | 1-19 | ◐ LIKELY ACTIVE |
| DCDublin-3mus-oh Cogent | Dublin | OH | Miscellaneous Manufacturing339113 | 1-19 | ◐ LIKELY ACTIVE |
| DCDuPont Circleville | Circleville | OH | Chemical Manufacturing325211 | 1-19 | ◐ LIKELY ACTIVE |
| DDD.W. Dickey - Columbiana | Columbiana | OH | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◐ LIKELY ACTIVE |
D.W. Dickey & Son Inc. - East Liverpool River Road | East Liverpool | OH | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◐ LIKELY ACTIVE |
D.W. Dickey & Son Inc. - East Liverpool Virginia Avenue | East Liverpool | OH | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◐ LIKELY ACTIVE |
D.W. Dickey & Son Inc. - Lisbon Dickey Drive | Lisbon | OH | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◐ LIKELY ACTIVE |
D.W. Dickey & Son Inc. - Lisbon Washington Street | Lisbon | OH | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◐ LIKELY ACTIVE |
D.W. Dickey & Son Inc. - Steubenville | Steubenville | OH | Nonmetallic Mineral Product Manufacturing327320 | 1-19 | ◐ LIKELY ACTIVE |
| EAEMG Automation USA, Inc. | Valley View | OH | Computer and Electronic Product Manufacturing334513 | 1-19 | ◐ LIKELY ACTIVE |
| EIEnnis, Inc. | Coshocton | OH | Printing and Related Support Activities323111 | 1-19 | ◐ LIKELY ACTIVE |
| EDEquipment Depot Ohio, Inc - Lebanon | Lebanon | OH | Machinery Manufacturing333924 | 1-19 | ◐ LIKELY ACTIVE |