- Aetna Financial Services
- Aetna U.S. Healthcare-California
- AFLAC
- AIG
- Allianz Life of North America
- American International Group
- American International Group Life
- American Specialty Health Plans (ASHP)
- American United Life Insurance Company
- Ameritas
- Anthem Insurance Companies, Inc.
- Assurant
- Assurant Health
- Assurity Life Insurance Company
- BC Life & Health Insurance Company
- Blue Cross
- Blue Shield of California
- California Choice-California
- Canada Life Financial Corporation
- Ceridian Corporation
- CIGNA
- Cobra Compliance Systems, Inc.
- Cobra Pro
- CPIC Life Insurance Company
- Delta Dental
- Delta Health Systems
- Dental Health Services, Inc.
- Exec-U-Care
- Express Scripts
- Genworth Financial, Inc.
- Great West Life
- Guardian
- Health Net
- Healthcomp
- Highmark Life & Casualty Group
- HIH Insurance Group
- Humana
- John Hancock Life Insurance Company
- Kaiser Permanente-California
- Lincoln Financial Group
- ManuLife Financial
- Medical Eye Services
- MetLife
- Mutual of Omaha Companies
- Nationwide
- New York Life
- North American Life
- OnQue Technologies, Inc.
- Pacific Mutual
- Pacific Union Dental
- PACIFICARE – California
- Pan American Life Insurance Company
- Petersen International
- Premier Access Dental
- Prepaid Legal Services
- Principal Financial Group
- Principal Life Insurance Company
- Principal Medical & Dental
- Prudential Insurance Company
- Reliance Standard Life Insurance Company
- RxAmerica
- SafeGuard Insurance Company
- Security Life Insurance Company of America
- Smilesaver
- Standard Insurance Company
- Sun Life
- The Hartford
- The Hartford Financial Services Group, Inc.
- The Standard Life Assurance Company
- Transamerica Occidental Life
- United Health Care
- United of Omaha Life Insurance Company
- Vision Service Plan Insurance Company
- Wellpoint
