| CNA |
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| Safeco |
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| Arrowhead General |
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| The Progressive Corporation (Principal Office Location: Mayfield Village, Ohio) |
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| McGraw Insurance |
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| Mercury General Corporation (Principal Office Location: Los Angeles, California) |
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| Infinity Insurance |
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| Viking Insurance |
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| GMAC Insurance |
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| Kemper Specialty |
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| GeoVera Insurance |
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| Foremost Insurance Group (Principal Office Location: Caledonia, Michigan) |
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| Crusader Insurance Company |
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| CNA Surety Corporation (Principal Office Location: Chicago, Illinois) |
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| Commerce Insurance Co. |
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| Firstcomp Insurance |
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| Travelers |
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| Fidelity Fire and Casualty |
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