Blue Cross of California

Builders & Tradesmen’s Insurance Services, Inc.

CNA Insurance Company 

Employers Insurance Company 

Encompass Insurance Company

FirstComp Insurance Company 

Foremost Insurance Company

The Hartford Insurance Company

Kemper Insurance Company

Mercury / California Auto Insurance Company

MexiPass Global Assurance

Safeco Insurance Companies

State Compensation Insurance Fund

Travelers Insurance Company

Victoria Insurance Company

The Zenith Insurance Company

Zurich Insurance Company