Here’s a comprehensive list of major and notable insurance companies across each lines of coverage in the United States. It focuses on widely recognized, national or significant regional players.
For readability and clarity, I’ve grouped them by insurance type:
🏥 Health Insurance Companies
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UnitedHealth Group
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Elevance Health (formerly Anthem)
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Aetna (CVS Health)
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Cigna Corporation
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Humana Inc.
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Kaiser Foundation Health Plan, Inc.
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Centene Corporation
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Molina Healthcare, Inc.
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Health Care Service Corporation
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CareSource
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Magellan Health
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Independence Blue Cross
🚗 Auto & Property/Casualty Insurance Companies
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State Farm Mutual Automobile Insurance Company
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GEICO (Government Employees Insurance Company)
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The Progressive Corporation
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Allstate Insurance Company
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USAA (United Services Automobile Association)
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Liberty Mutual Insurance Company
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Nationwide Mutual Insurance Company
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Farmers Insurance Group of Companies
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Travelers Companies, Inc.
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American Family Insurance
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Chubb Limited
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The Hartford Financial Services Group
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Auto-Owners Insurance Group
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Erie Insurance Group
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Safeco Insurance
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MetLife Auto & Home
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American International Group (AIG)
🏠 Homeowners & Property Insurance Companies
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Chubb Limited
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PURE Risk Management
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Amica Mutual Insurance Company
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Auto-Owners Insurance Group
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Erie Insurance Group
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Safeco Insurance
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Shelter Insurance Companies
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Country Financial
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Travelers Companies, Inc.
❤️ Life & Annuity Insurance Companies
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Northwestern Mutual Life Insurance Company
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New York Life Insurance Company
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Massachusetts Mutual Life Insurance Company
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MetLife, Inc.
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Prudential Financial, Inc.
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Lincoln National Corporation
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John Hancock Life Insurance Company
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Guardian Life Insurance Company of America
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Pacific Life Insurance Company
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Transamerica Corporation
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Aflac Incorporated
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Jackson National Life Insurance Company
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Mutual of Omaha Insurance Company
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Equitable Holdings, Inc.
💼 Commercial & Specialty Insurance Companies
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AIG (American International Group)
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CNA Financial Corporation
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The Travelers Companies, Inc.
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Chubb Limited
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The Hartford Financial Services Group
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W. R. Berkley Corporation
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AmTrust Financial Services
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Hiscox Ltd.
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Markel Corporation
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Beazley plc
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Tokio Marine Holdings, Inc.
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Zurich Insurance Group
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Allianz SE
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AXA XL
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Arch Capital Group
☂️ Reinsurance Companies (Active in the U.S.)
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Berkshire Hathaway Reinsurance Group
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Swiss Re Ltd.
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Munich Reinsurance Company
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Hannover Rück SE
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SCOR SE
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Lloyd’s of London
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PartnerRe Ltd.
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RenaissanceRe Holdings Ltd.
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Odyssey Re (Fairfax Financial subsidiary)
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Everest Re Group, Ltd.
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Willis Re (part of Willis Towers Watson)
🏘️ Regional & Mutual Insurance Companies
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Auto-Owners Insurance Group
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Erie Insurance Group
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Amica Mutual Insurance Company
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Shelter Insurance Companies
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Country Financial Group
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Sentry Insurance
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Penn Mutual Life Insurance Company
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OneAmerica (American United Life Insurance Company)
🚧 Other Specialized Providers
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Berkshire Hathaway Homestate Companies (workers’ compensation)
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National General Insurance
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Progressive Commercial
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Old Republic International Corporation
This list includes nearly 100 of the most prominent and broadly recognized insurance companies in the U.S. While it doesn’t cover every small or niche carrier, it highlights the key players shaping health, auto, home, life, commercial, and reinsurance markets.
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