| Mercury General Corporation (Principal Office Location: Los Angeles, California) |
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| Nationwide Insurance |
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| Travelers |
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| The Hartford Financial Services Group, Inc. (Principal Office Location: Hartford, Connecticut) |
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| CNA |
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| Chubb |
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| Fireman's Fund |
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| The Progressive Corporation (Principal Office Location: Mayfield Village, Ohio) |
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| AIG |
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| State Fund |
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| Blue Cross of California |
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| Blue Shield of California |
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| Kaiser Permanente |
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| Delta Dental |
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| American Modern Insurance Group |
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| First American Insurance Company |
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| GeoVera Insurance |
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| Pacific Specialty |
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| Personal Umbrella |
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| American Collectors Insurance |
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| AMTrust |
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| ACE Group |
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| American Strategic Insurance |
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