| AAA |
| ACCC |
| ACCC Insurance Company |
| ACIC |
| Acuity |
| Affirmative |
| AIG |
| Alliance Indemnity Co. |
| Alliance Ins. Co. |
| Allied/Nationwide |
| Allstate |
| American Modern |
| Americas |
| AMTrust |
| Anchor General |
| Austin Mutual |
| Auto Owners |
| Badger Mutual |
| Bankers |
| Bear River Mutual |
| Bristol West |
| Brovada |
| Cabrillo Coastal General Ins. Agency |
| Cavalieri (added coverages, no tests) |
| Centauri Specialty Ins. Holdings Inc. |
| Central Co-Op |
| Central Mutual Insurance |
| Citizens Property Ins. Co. |
| CL Inland Marine |
| Cochrane & Company |
| Colorado Casualty |
| Columbia Insurance Group |
| Commerce West |
| Costal American |
| Cumberland Insurance Group |
| Dairyland |
| Deerbrook |
| Discovery |
| Elements Property Ins |
| EMC |
| Encompass |
| Enumclaw |
| Equity Ins. Co. |
| Erie and Niagara |
| Farmers Alliance |
| Farmers Fire Ins. Co. |
| Farmers Home |
| Farmers Mutual of Nebraska |
| Federated National Holding |
| FIC (Unitrin Specialty Lines Insurance Company) |
| Fidelity National |
| Florida Family Insurance |
| Foremost |
| Frederick Mutual Ins. Co. |
| Frontline Insurance Managers |
| GAINSCO |
| Germantown Mutual |
| GMAC |
| Grinnell Mutual |
| Guard(InterGuard) |
| Guide One Mutual Ins. Co. |
| Hallmark |
| Hanover |
| Harleysville |
| Hartford/Omni |
| Heritage |
| Houston General |
| IAT Group |
| Indiana Farmers Mutual |
| Infinity |
| Inter-Americas |
| InterGUARD LTD |
| Iowa Mutual Insurance |
| Kansas |
| Kemper |
| Kentucky National Ins. |
| Liberty Mutual |
| Lighthouse |
| Main Street America |
| Mapfre/Commerce |
| Mendota |
| Meramec |
| Merastar |
| Merchants Mutual Ins. Co. |
| Mercury |
| Met |
| Mount Beacon Insurance |
| Mutual Aid Exchange |
| Mutual of Enumclaw |
| National Grange |
| Nationwide Harleysville |
| North Star |
| Old Dominion |
| Oswego Mutual |
| Pacific Specialty |
| Penn National |
| Phoenix Indemnity |
| Pioneer State Mutual |
| Progressive-Drive |
| Providence Mutual |
| RHP General |
| Safeco |
| Safety Insurance Group |
| Safeway |
| Sawgrass Mutual |
| Secura |
| Security First |
| Security Mutual |
| Society |
| Southern Oak |
| St. John's Insurance |
| Standard Mutual |
| State Auto |
| The Members Ins. Co. |
| Traders Insurance Company |
| Travelers |
| Trinity/Valley |
| Unigard |
| Unique Insurance |
| United Auto |
| United Underwriters |
| Universal Risk Advisors |
| USLI |
| Victoria |
| Viking |
| Western National |
| Windsor Mt. Joy Mutual Ins. |