Organizers
- Culpeper County Parks and Recreation Department
- Culpeper Festival Committee
- Culpeper Sheriff's Charitable Fund, Inc.
- Cultivating a Lifetime of Legacy
- Cultural Arts Alliance of Walton County, Inc
- Cultural Center of Cape Cod
- Culture & Heritage Alliance/ Loving Hands International
- Culture Shock DC
- Cumberland Tourist Commission
- Cumberland Valley Cycling Club
- Cupcake Run
- Cupertino FC Soccer Club
- Cupertino Little League
- Cupertino Soccer Club
- Cupertino Sports and Education Inc
- Cures Through Caring
- CureSearch for Children's Cancer
- CuriOdyssey
- Custer Hill Golf Course
- Cut Above Productions LLC
- Cutchogue Fire Department
- Cuthbertson Band
- Cutting Edge Events
- CWBBA
- cwbGLOBALsolutions
- CWS Camps
- CXC4L Alumni Association
- CYBT
- Cycle Adirondacks
- Cycle Tours UK
- CycleFit Multisport Sports Club
- Cycles Plus
- Cycleworks, Inc.
- Cycling Escapes
- Cycling Events LLC
- Cycling Saddlemen Bicycle Club
- Cycling Scotland
- Cyclingforkids,Inc
- Cyclones 18U Elite
- CYN Counseling Center
- Cynergy Cycling Club Inc
- CYO Camp Howard
- Cypress Bend Adventist Elementary School
- Cypress Course@TheGrandClub
- Cypress Lake Band Boosters Inc.
- Cypress Lake High School Athletic Booster Club
- Cypress Lakes Golf Club
- Cypress Point Country Club
- Cypress Triathlon Club
- Cypress Woods Elementary
