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

US insurance companies

Main article: Insurance in the United States
  • AIG
  • Allstate
  • American Automobile Association
  • American Family Insurance
  • American Income Life
  • American National Insurance Company
  • Amica
  • Arbella
  • Assurant Employee Benefits
  • Auto-Owners Insurance
  • CapitalOne
  • CNA Financial
  • Colonial Life
  • Commerce Insurance Group
  • Country Financial
  • Chubb Corporation
  • Encompass
  • Erie Insurance Group
  • Esurance
  • Evergreen USA RRG
  • Farmers Insurance
  • GEICO
  • Genworth
  • GMAC Insurance
  • Hanover Insurance
  • The Hartford
  • Independent Health
  • Infinity Auto Insurance Company
  • John Hancock Insurance
  • Liberty Mutual
  • Merchants Insurance Group
  • Metropolitan Life Insurance Company
  • Mutual of America Life Insurance Company
  • Mutual of Enumclaw
  • Mutual of Omaha
  • Nationwide Insurance
  • New York Life Insurance
  • OneBeacon Insurance Group
  • Pemco
  • Principal Financial Group
  • Progressive
  • Prudential Financial
  • Regence Group
  • Response
  • Safe Auto Insurance Company
  • Safeco
  • Safeway Insurance Group
  • Selective
  • Shelter Insurance Companies
  • Standard Insurance Company
  • State Farm Mutual Automobile Insurance Company
  • Symetra Financial
  • The Travelers Companies, Inc.
  • TIAA-CREF
  • Unitrin Direct Auto Insurance
  • USAA
  • Westfield Insurance

Annuity

Main article: Life annuity
  • Allianz
  • American Family Insurance
  • American Fidelity Assurance
  • Amica
  • Aviva
  • Bankers Life and Casualty Company
  • Canada Life
  • Conseco
  • Farmers Insurance
  • Fidelity
  • Genworth
  • ING
  • Jackson National Life
  • John Hancock Insurance
  • Metlife
  • Mutual of Omaha
  • Old Mutual
  • Protective Life
  • Prudential Financial
  • Standard Insurance Company
  • State Farm Insurance
  • Thrivent Financial for Lutherans
  • TIAA-CREF
  • Transamerica Corporation
  • UNIFI Companies
  • United of Omaha

Business insurance

  • American Family Insurance
  • CNA Financial
  • Evergreen USA RRG
  • Farmers Insurance
  • Hanover Insurance
  • State Farm Insurance
  • Thrivent Financial for Lutherans

Dental insurance

Main article: Dental insurance
  • Aetna
  • Aflac
  • Allstate
  • Delta Dental
  • Mutual of Omaha
  • Premera
  • Regence Group
  • Standard Insurance Company
  • UNIFI Companies

Disability (income) insurance

Main article: Disability insurance
  • Aetna
  • Aflac
  • Allstate
  • American Family Insurance
  • American Fidelity Assurance
  • Assurant Employee Benefits
  • Colonial Life
  • MetLife
  • Mutual of America
  • Mutual of Omaha
  • Northwestern Mutual
  • Principal Financial Group
  • Regence Group
  • Standard Insurance Company
  • State Farm Insurance
  • Thrivent Financial for Lutherans
  • UNIFI Companies
  • Unum

Errors and omissions (E&O) insurance

Main article: Errors and omissions insurance
  • CNA Financial

Expatriate insurance

Main article: Expatriate insurance

General liability insurance

Main article: Liability insurance
  • Allstate Insurance Company
  • American Family Insurance
  • Amica
  • CNA Financial

Health insurance (major medical insurance)

Main articles: Health insurance and Health insurance in the United States
  • Aetna
  • American Association of Retired Persons
  • American Family Insurance
  • American National Insurance Company
  • Anthem Blue Cross and Blue Shield
  • Assurant
  • Blue Cross and Blue Shield Association
  • Cigna
  • EmblemHealth
  • Fortis
  • Golden Rule Insurance Company
  • Group Health Cooperative
  • Health Net
  • HealthMarkets
  • Humana Inc.
  • Independence Blue Cross
  • Independent Health
  • Intermountain Health Care
  • Kaiser Permanente
  • LifeWise Health Plan of Oregon
  • Medical Mutual of Ohio
  • Premera
  • Principal Financial Group
  • Regence Group
  • Scott & White
  • Shelter Insurance Companies
  • Thrivent Financial for Lutherans
  • UnitedHealth Group
  • Unitrin
  • Wellpoint

Life insurance

Main article: Life insurance
  • Aetna
  • Aflac
  • AIG American General
  • Allianz
  • Allstate Insurance Company
  • American Family Insurance
  • American Fidelity Assurance
  • American International Group
  • American National Insurance Company
  • Amica
  • Assurant Employee Benefits
  • Auto-Owners Insurance
  • Aviva
  • AXA
  • Bankers Life and Casualty Company
  • Boston Mutual Life Insurance Company
  • Canada Life
  • Colonial Life
  • Conseco
  • COUNTRY Financial
  • Erie Insurance Group
  • Farmers Insurance
  • First United American Life Insurance Company
  • Foresters
  • Garden State Life Insurance Company
  • Genworth
  • Genworth Financial
  • Globe Life And Accident Insurance Company
  • Guardian Life Insurance Company of America
  • HSBC Insurance
  • Jackson National Life
  • Kansas City Life Insurance Company, Inc.
  • Liberty Mutual
  • Liberty National Life Insurance Company
  • Lincoln Financial Group
  • Mass Mutual Financial Group
  • Massachusetts Mutual Life Insurance
  • MEGA Life and Health Insurance
  • Metropolitan Life Insurance Company
  • Modern Woodmen of America
  • Mutual of Omaha
  • Nationwide Insurance
  • New York Life
  • Northwestern Mutual Life Insurance Company
  • Old Mutual
  • Pacific Life Insurance
  • Primerica Financial Services
  • Principal Financial Group
  • Protective Life Corporation
  • Prudential Financial
  • RBC
  • Regence Group
  • Shelter Life Insurance Company
  • Shenandoah
  • State Farm Insurance
  • The Hartford
  • Torchmark
  • Transamerica
  • UNIFI Companies
  • Union Central
  • Unitrin
  • Unum Group
  • USAA
  • Western & Southern
  • LIC

Long-term care insurance

Main article: Long term care insurance
  • Aflac
  • Allianz
  • Allstate
  • Bankers Life and Casualty Company
  • Genworth
  • John Hancock Insurance
  • Mutual of Omaha
  • New York Life Insurance
  • Northwestern Mutual Life Insurance Company
  • Prudential Financial
  • State Farm Insurance
  • Thrivent Financial for Lutherans

Medicare

Main article: Medicare (United States)
  • Aetna
  • American Family Insurance
  • Bankers Life and Casualty Company
  • Conseco
  • Mutual of Omaha
  • Premera
  • Regence Group
  • Thrivent Financial for Lutherans

Supplemental insurance

  • Aflac
  • Allstate
  • American Fidelity Assurance
  • Canada Life
  • Colonial Life
  • Conseco
  • Mutual of Omaha

Supplemental health insurance

  • Allstate
  • MEGA Life and Health Insurance
  • State Farm Insurance

Pet insurance

Main article: Pet insurance
  • Petplan USA Pet Insurance

Property and casualty insurance

  • 21st Century Insurance
  • Acuity
  • Allstate
  • American Family Insurance
  • American International Group
  • Assurant Specialty Property
  • Auto-Owners Insurance
  • Chubb Corporation
  • Cincinnati Financial Corporation
  • CNA Financial
  • Commerce Insurance Group
  • COUNTRY Financial
  • Erie Insurance Group
  • Evergreen USA RRG
  • Farmers Insurance
  • Fireman's Fund Insurance Company
  • FM Global
  • Genworth
  • Great American Insurance Company
  • Hanover Insurance
  • Infinity Property & Casualty
  • Liberty Mutual
  • Manulife Financial
  • Markel Corporation
  • Merchants Insurance Group
  • Mercury Insurance Group
  • MetLife Auto & Home
  • Nationwide Insurance
  • OneBeacon Insurance Group
  • Penn National Insurance
  • Progressive Corporation
  • Prudential Financial
  • Safe Auto Insurance Company
  • Safeway Insurance Group
  • Sentry Insurance
  • Shelter Insurance Companies
  • State Farm Insurance
  • The Hartford
  • The Travelers Companies, Inc.
  • Unitrin
  • USAA
  • Wausau Insurance Companies
  • Westfield Insurance
  • Zenith Insurance Company
  • Zurich Insurance Services

Travel insurance

Main article: Travel insurance
  • American Family Insurance
  • Travel Guard
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