List of United States insurance companies

This is a list of insurance companies based in the United States. These are companies with a strong national or regional presence having insurance as their primary business.

• AARP
• 21st Century Insurance
• ACE Limited
• Acuity
• Aetna
• Affirmative Insurance
• 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
• American Strategic Insurance (ASI)
• Ameritas Life Insurance Company
• Amica Mutual Insurance
• Applied Underwriters
• Arbella Insurance Group
• Assurant
• Assurity Life Insurance Company
• Auto-Owners Insurance
• AXA Equitable Life Insurance Company
• Bankers Life and Casualty Company
• Berkshire Hathaway
• Chubb Corp.
• Cincinnati Insurance Company
• CNA Financial
• Colonial Life & Accident Insurance Company
• Combined Insurance
• Commerce Insurance Group
• Conseco
• Country Financial
• Elephant.com
• Encompass Insurance Company
• Erie Insurance Group
• Esurance
• Evergreen USA RRG
• Farmers Insurance Group
• Federated Mutual Insurance Company
• First Insurance Company of Hawaii
• FM Global
• GAINSCO
• GEICO
• General Re
• Genworth Financial
• Gerber Life Insurance Company
• GMAC Insurance
• Gracy Title Company
• Grange Mutual Casualty Company
• Guardian Life Insurance Company of America
• GuideOne Mutual Insurance
• Hanover Insurance
• The Hartford
• HCC Insurance Holdings

• Healthy Paws Pet Insurance & Foundation
• Hiscox Small Business Insurance
• Horace Mann
• Infinity Property & Casualty Corporation
• Insurance Panda
• IntelliQuote Insurance Services
• Ironshore
• Jackson National Life
• John Hancock Insurance
• K&K Insurance
• Kansas City Life Insurance Company
• Kentucky Farm Bureau
• Knights of Columbus
• Liberty Mutual
• Lincoln National Corporation
• Manhattan Life Insurance Company
• Markel Corporation
• MassMutual
• Merchants Insurance Group
• Mercury Insurance Group
• MetLife
• Modern Woodmen of America
• Mutual of Omaha
• National Life
• Nationwide Mutual Insurance Company
• New Jersey Manufacturers Insurance Company
• New York Life Insurance Company
• The Norfolk & Dedham Group
• Northwestern Mutual
• Ohio National Financial Services
• Omega
• OneBeacon
• Oxford Health Plans
• Pacific Life
• Pacificare
• PEMCO
• Penn Mutual
• Philadelphia Contributionship for the Insurance of Houses from Loss by Fire
• Philadelphia Insurance Companies
• Physicians Mutual
• Primerica
• Principal Financial Group
• Progressive
• Protective Life
• Prudential Financial
• QBE
• The Regence Group
• Reliance Insurance Company
• RLI Corp.
• Safe Auto Insurance Company
• Safeco
• Safeway Insurance Group
• Selective Insurance
• Sentry Insurance
• Shelter Insurance
• Southern Aid and Insurance Company
• Standard Insurance Company
• State Farm Insurance
• Sun Life Financial
• Symetra
• TIAA-CREF
• Transamerica Corporation
• The Travelers Companies
• Trupanion
• Unum
• USAA
• West Bend
• West Coast Life
• Western & Southern Financial Group
• Western Mutual Insurance Group
• Westfield Insurance
• Westminster American Insurance Company
• White Mountains Insurance Group