- Black Oak Lumber
- Blood Centers of the Pacific
- Blue Sky Broadcast
- BlueCross of CA
- Body Works
- Brookside Community Health Center
- Brown and Reich Petroleum - Bakersfield
- Building Industry Association of Superior California
- Business Communications Group
- Butte County
- Buzz Oates Companies
- CAL - CAL Energy Commission
- Cal Inc.
- California Almond Growers Exchange, dba Blue Diamond
- California Area Health Education Center AHEC)
- California Association of Homes and Services for the Aging
- California Association of Marriage and Family
- California Association of Realtors
- California Clinical Trials
- California Conference of Masons Contractors Association
- California Environmental Protection Agency
- California Examiner - San Diego
- California First National Bank
- California Highway Patrol
- California Hospital Association
- California Hospital Medical Center
- California Independent System Operator Corp.
- California Joint Powers Insurance Authorit
- California Lodging Industry Association
- California Optometric Association
- California Pacific Medical Center
- California Pacific Medical Center Van Ness Campus
- California Society of Certified Public Accountants
- California Society of Professional Engineers
- California State University
- California State University - Fresno
- California State University - Stanislaus
- California State University-Sacramento
- California Transplant Donor Network
- California Travel Industry Association
- Calmoseptine, Inc.
- Caltronics Business Systems
- Cambodian Association of America
- CAN Insurance Services
- Candlewood Suites, Milpitas
- Candlewood Suites, Pleasanton
- Candlewood Suites, Sacramento
- Canon Medical Systems Corporation
- Capital Christian Center
- Cardiva Medical, Inc