- Carolina First Assoc, Loc
- Carolina Health Centers Inc.
- Carolina Meadows
- Carolina Mortgage Professionals
- Carolina Mountain Dermatology
- Carolinas Center for Advanced Management of Pain
- Carolinas HealthCare System Blue Ridge-Morganton
- Carolinas Healthcare System Blue Ridge-Valdese
- Carolinas HealthCare System NorthEast
- Carolinas Medical Center
- Carolinas Medical Center - Mercy
- CaroMont Regional Medical Center
- Carondelet Heart and Vascular Institute
- Carondelet St. Joseph's Medical Center
- Carondelet St. Mary's Hospital
- Carousel Resort Hotel and Condos
- Carpenter's Shelter
- Carpenters Union, West Virginia District
- Carr and Fessenden d-b-a Pearle Vision
- Carr, Gouveia and Associates CPA
- Carrie J. Mays Family Life Center
- Carrier Corporation
- Carrier Service, Inc.
- Carrier Transicold
- Carrion Laffitte and Caseuas
- Carroll County
- Carroll County Board of Commissioners
- Carroll Hospital - A LifeBridge Healthcare Center
- Carroll Lutheran Village
- Carson Tahoe Health
- Carson Tahoe Regional Medical Center
- Carson Valley Medical Center
- Cartegraph
- Carter BloodCare
- Carter Custom Carpets, Inc.
- Carter Hall Conference Center
- Carter Ryley Thomas
- Carter's Valley Elementary School
- Carter-Mays
- Carteret Health Care
- Cartersville Medical Center
- Carthage Area United Way
- Carus Corporation
- Cary Medical Center
- Casa Colina Hospital
- Casa De Paz Funeria
- Casa Myrna
- Cascade County
- Case Corporation
- Case Management, Inc.