- BridgeStreet Cincinnati
- BridgeStreet Cleveland Ohio, Twinsburg OH
- BridgeStreet Columbus
- Brookwood Presbyterian Church
- Bucyrus Community Hospital
- Butler County United Way
- Cambridge Holiday Inn
- Catholic Social Services
- CDC National Institute for Occupational Safety and Health
- CDO Technologies
- Center Elementary School
- Central Michigan University
- Central Ohio Poison Center
- Central School of Practical Nursing
- Central State University
- Cerro Gordo
- Check'n Go, Inc.
- Childlab
- Children's Behavioral and Pediatrics
- Children's Medical Center of Dayton
- Cimarron Express Inc.
- Cincinnati Children's Hospital Medical Center
- Cincinnati Society of Association Executives
- Cincinnati USA Convention and Visitors Bureau
- Cincinnati VA Medical Center
- Cinergy
- City of Akron
- City of Alliance
- City of Bay Village
- City of Beachwood
- City of Bedford
- City of Bedford Heights
- City of Berea
- City of Brecksville
- City of Broadview Heights
- City of Brook Park
- City of Campbell
- City of Cantor
- City of Cleveland
- City of Cleveland Heights
- City of Columbus
- City of Dayton
- City of East Cleveland
- City of Eastlake
- City of Euclid
- City of Fairview Park
- City of Garfield Heights
- City of Independence
- City of Lakewood
- City of Mayfield Heights