| Admitted Markets Represented | AM Best Rating | Filing Status in CA |
| Ace American Insurance Company | Admitted | |
| Ace Property and Casualty Insurance Company | Admitted | |
| American Alternative Insurance Corp | Admitted | |
| American Guarantee & Liability Insurance Company | Admitted | |
| American Safety Casualty Insurance Company | Admitted | |
| Axis Insurance Company | Admitted | |
| Benchmark Insurance Company | Admitted | |
| Carolina Casualty Insurance Company | Admitted | |
| Columbia Insurance Company | Admitted | |
| Continental Casualty Company | Admitted | |
| Everest National Insurance Company | Admitted | |
| Golden Bear Insurance Company | Admitted | |
| Great American Insurance Company | Admitted | |
| Insurance Company of the State of Pennsylvania | Admitted | |
| Insurance Company of the West | Admitted | |
| Markel American Insurance Company | Admitted | |
| National Casualty Company | Admitted | |
| National Liability & Fire Insurance Company | Admitted | |
| National Union Fire Insurance Company | Admitted | |
| New Hampshire Insurance Company | Admitted | |
| North American Specialty Insurance Company | Admitted | |
| Philadelphia Indemnity Insurance Company | Admitted | |
| Rockhill Insurance Company | Admitted | |
| Scottsdale Indemnity Company | Admitted | |
| Starr Indemnity Company | Admitted | |
| Seneca Insurance Company | Admitted | |
| Sutter Insurance Company | Admitted | |
| US Specialty Insurance Company | Admitted | |
| Zurich American Insurance Company | Admitted | |
| Non Admitted Markets Represented | AM Best Rating | Filing Status in CA |
| Acceptance Casualty Insurance Company | Non-Admitted | |
| Admiral Insurance Company | Non-Admitted | |
| American Safety Indemnity Company | Non-Admitted | |
| Arch Speciality Insurance Company | Non-Admitted | |
| Argonaut Insurance Company | Non-Admitted | |
| Aspen Insurance UK | Non-Admitted | |
| Axis Surplus Insurance Company | Non-Admitted | |
| Century Surety Company | Non-Admitted | |
| Chartis Specialty Insurance Company | Non-Admitted | |
| Chubb Custom Insurance Company | Non-Admitted | |
| Columbia Casualty Company | Non-Admitted | |
| Endurance American Specialty Insurance Company | Non-Admitted | |
| Essex Insurance Company | Non-Admitted | |
| Evanston Insurance Company | Non-Admitted | |
| First Mercury Insurance Company | Non-Admitted | |
| Gemini Insurance Company | Non-Admitted | |
| Houston Casualty Company | Non-Admitted | |
| Hudson Specialty Insurance Company | Non-Admitted | |
| Lexington Insurance Company | Non-Admitted | |
| Liberty Surplus Insurance Corp | Non-Admitted | |
| James River Insurance Company | Non-Admitted | |
| Maxum Indemnity Company | Non-Admitted | |
| Mt. Hawley Insurance Company | Non-Admitted | |
| ProAssurance Casualty Company | Non-Admitted | |
| Scottsdale Insurance Company | Non-Admitted | |
| Starr Surplus Lines Insurance Company | Non-Admitted | |
| Tudor Insurance Company | Non-Admitted | |
| Underwriters at Lloyds, London | Non-Admitted | |
| United National Insurance Company | Non-Admitted |