American insurance companies

    21st Century Insurance
    AccuQuote
    Aflac
    Alleghany Corporation
    Allied Insurance
    Allstate
    American Automobile Association
    American Family Insurance
    American Income Life Insurance Company
    American International Group (AIG)
    American National Insurance Company
    Americo Financial Life and Annuity Insurance Company
    Ameritas
    Amica Mutual Insurance
    Aon Corporation
    Assurant
    Assurity
    Auto-Owners Insurance
    AXA Equitable Life Insurance Company
    Bankers Life and Casualty Company
    Berkshire Hathaway
    California Casualty
    Capital Insurance Group
    Cincinnati Insurance Company
    CNA Financial
    Colonial Life & Accident Insurance Company
    Commerce Insurance Group
    Conseco
    Country Financial
    Chartis
    Chubb Corp.
    Encompass Insurance Company
    Equitable Life & Casualty Insurance Company
    Erie Insurance Group
    Esurance
    Everest Re Group
    Evergreen USA RRG
    Farmers Insurance Group
    Federated Mutual Insurance Company
    GAINSCO
    GEICO
    General Re
    Genworth Financial
    GMAC Insurance
    Guardian Life Insurance Company of America
    Hanover Insurance
    The Hartford
    HCC Insurance Holdings
    Hereford Insurance Company
    Hiscox Insurance Company Inc
    Infinity Property & Casualty Corporation
    Insurance Company of the West (ICW Group)
    International Fidelity Insurance Company
    Illinois Mutual
    Iroquois Group Inc.
    Jackson National Life
    John Hancock Insurance
    Kemper Insurance
    K&K Insurance
    Knights of Columbus
    La Playa Insurance
    lgap Insurance
    Knights of Columbus Insurance
    Liberty Mutual
    Lincoln National Corporation
    Markel Corporation
    MassMutual Financial Group
    Merchants Insurance Group
    Mercury Insurance Group
    MetLife
    Mutual of America
    Mutual of Omaha
    Nationwide Mutual Insurance Company
    New Jersey Manufacturers Insurance Company
    New York Life Insurance Company
    Northwestern Mutual
    Ohio National
    OneBeacon
    Oxford Health Plans
    Orange County Insurance Agency
    Pacific Life
    PEMCO
    Penn Mutual
    Primerica
    Principal Financial Group
    Progressive
    Protective Life
    Prudential Financial
    The Regence Group
    Reliance Insurance Company
    Response Insurance
    RLI Corp.
    Safe Auto Insurance Company
    Safeco
    Safeway Insurance Group
    Sentry Insurance
    Selective Insurance
    Seven Corners Inc
    Shelter Insurance
    Southern Aid and Insurance Company
    Standard Insurance Company
    State Farm Insurance
    Symetra
    Tri-State Consumer Insurance Company
    TIAA-CREF
    The Travelers Companies
    Uniguard - Headquarter in greater Seattle area
    United Auto Insurance Company
    Unitrin Direct Auto Insurance
    Unum
    Vantislife Insurance Company
    USAA
    Wawanesa Insurance USA (CA and OR)
    West Coast Life
    Western Mutual Insurance Group
    Western & Southern Financial Group
    Westfield Insurance
    Western Reserve Life Insurance Company
    White Mountains Insurance Group