- Breeden and Collier Co. Inc.
- BridgeStreet Falls Church, Falls Church VA
- Brighton Square Homeowners Association
- Bristol Compressors, Inc.
- Brown and Williamson Tobacco Company
- Brown Distributing Company, Inc.
- BRTRC, Inc.
- Burke Lake Gardens
- Burton-Fuller Management Inc.
- Business Event management, Inc.
- C. Forbes, Inc.
- C. W. Hines and Associates, Inc.
- Call Federal Credit Union
- Campania Management Company
- CandF Mortgage Corporation
- Cap Tech Ventures, Inc.
- Capital AHEC
- Capital Area Health Network
- Capital One
- Capital Relocation Group Inc.
- Capitol Advantage
- Capitol Partners
- Capitol Steps
- Carilion Franklin Memorial Hospital
- Carilion Giles Community Hospital
- Carilion New River Valley Medical Center
- Carilion Roanoke Memorial Hospital
- Carilion Stonewall Jackson Hospital
- Carilion Tazewell Community Hospital
- Carlisle Food Systems, Inc.
- Carlson Hotels Worldwide
- Carlyle Grand Cafe, Arlington, VA
- CarMax Inc.
- Carpenter's Shelter
- Carter Hall Conference Center
- Carter Ryley Thomas
- Carter-Mays
- Catalyst Events
- Catholic Charities USA
- Cauthome Paper Company, Inc.
- CDAT Certified Information
- CDM Smith
- Centech Group, Inc.
- Center Stage Productions
- Centra Bedford Memorial Hospital
- Centra Lynchburg General Hospital
- Centra Southside Community Hospital
- Centra Virginia Baptist Hospital
- Central Diesel, Inc.
- Central Station Alarm Association