| Arco |
| Arizona Counties Insurance Pool |
| Arizona Judges Association |
| Arizona School Risk Retention Trust |
| Auto Owners Insurance Company |
| Banner Health |
| Basha's Inc. |
| Bosch Tools |
| BP America |
| Budget Rent-a-Car |
| Catholic Healthcare West |
| CEVA Transport |
| Cities of Phoenix, Scottsdale, Mesa, Chandler, and Yuma |
| CNA Insurance Companies |
| Conoco/Phillips |
| Crete Carriers |
| Empire Fire & Marine Insurance Company |
| Enterprise Rent-A-Car |
| Farmers Insurance Group |
| FedEx |
| Fireman's Fund Insurance Company |
| Glendale Elementary School District |
| Harris Trust Bank |
| Home Depot |
| Knight Transportation |
| La Quinta |
| Liberty Mutual Insurance Company |
| Lloyd's of London |
| Maricopa County |
| Mutual Insurance Company of Arizona (MICA) |
| One Beacon |
| Oxford Life Insurance Company |
| Paradise Valley Unified School District |
| Penn-America Insurance Company |
| Pepsi Inc. |
| Redwood Fire & Casualty Company |
| Republic Western Insurance Company |
| Safeway, Inc. |
| Salt River Project |
| Schneider National Carriers, Inc. |
| Scottsdale Healthcare |
| Sedgwick-CMS |
| St. Paul Travelers |
| Standard Pacific Homes |
| State Farm Insurance Company |
| State of Arizona |
| Suncor Development |
| Swift Transportation |
| Target Stores |
| The Hartford |
| The Travelers Companies |
| Unysis Corporation |
| US Xpress Enterprises |
| USAA |
| VIP Homes & Construction |
| Walgreens |
| Werner Enterprises |