Organizers
- Cottonwood Hills Golf Course
- Cottonwood School
- Cougar Aquatic Team -NJ
- Cougar Soccer Camp
- Coughlin Chevrolet of Pataskala
- Coulee Region Tennis Association
- Council Bluffs Soccer Club
- Council Rock
- Council Rock Basketball
- Council Rock Swimming
- Counseling Psychology Student Government
- Count Basie Center for the Arts
- Count Basie Theatre
- Country Club at Woodloch Springs
- Country Club of Brewton
- Country Club of Halifax
- Country Club of Hilton Head
- Country Club of Maryland
- Country Club of New Bedford
- Country Club of Roswell
- Country Coast Classic Inc
- Country Drives Golf Center
- Countryside Christian School
- Countryside Country Club
- County Commissioners of Kent County, MD
- County Community Projects
- County For A Cure
- County Line Baptist Church
- County of Alameda
- County of Allegheny Parks
- County of Franklin Parks & Recreation
- Courage Worldwide, Inc.
- Courageous Community Services
- Court Care for the Pikes Peak Region
- Court One Athletic Club
- Court One Athletic Clubs North
- Court One Athletic North Ahtletic Club
- Court Think, LLC
- Courtenay Blue Devils
- Courts Plus Community Fitness
- Courtside Racqeut Club
- Courtside Racquet Club
- Cove House Emergency Homeless Shelter, Inc.
- Covenant Christian School
- Covenant Day School
- Covenant Heights Camp & Retreat Center
- Covenant of Grace Presbyterian Church
- COVENANT UMC FREEDOM SCHOOL
- Coventry Rams Football and Cheerleading
- Covington Family YMCA
