The Progressive Corporation, an insurance holding company, provides personal and commercial auto, personal residential and commercial property, business related general liability, and other specialty property-casualty insurance products and related services in the United States. It operates in three segments: Personal Lines, Commercial Lines, and Property. The Personal Lines segment writes insurance for personal autos and recreational vehicles (RV). This segment's products include personal auto insurance; and special lines products, including insurance for motorcycles, ATVs, RVs, watercrafts, snowmobiles, and related products. The Commercial Lines segment provides auto-related liability and physical damage insurance, and business-related general liability and property insurance for autos, vans, and pick-up trucks used by small businesses, as well as non-fleet taxis, black-car services, and airport taxis; tractors, trailers, and straight trucks primarily used by regional general freight and expeditor-type businesses, and long-haul operators; dump trucks used by light contractors and heavy constructions; log trucks and garbage trucks used by dirt, sand and gravel, logging, garbage/debris removal, and coal-type businesses; and tow trucks and wreckers used in towing services and gas/service station businesses. The Property segment writes residential property insurance for homeowners, other property owners, and renters, as well as offers manufactured homes, personal umbrella insurance, and primary and excess flood insurance. The company offers policy issuance and claims adjusting services; acts as an agent to homeowners, general liability, workers' compensation insurance, and other products; and reinsurance services. It sells its products through independent insurance agencies, as well as through mobile applications and over the phone. The Progressive Corporation was founded in 1937 and is headquartered in Mayfield Village, Ohio.

The Travelers Companies, Inc., through its subsidiaries, provides a range of commercial and personal property, and casualty insurance products and services to businesses, government units, associations, and individuals in the United States and internationally. The company operates through three segments: Business Insurance, Bond & Specialty Insurance, and Personal Insurance. The Business Insurance segment offers workers' compensation, commercial automobile and property, general liability, commercial multi-peril, employers' liability, public and product liability, professional indemnity, marine, aviation, onshore and offshore energy, construction, terrorism, personal accident, and kidnap and ransom insurance products. This segment operates through select accounts, which serve small businesses; commercial accounts that serve mid-sized businesses; national accounts, which serve large companies; and national property and other that serve large and mid-sized customers, commercial trucking industry, and agricultural businesses, as well as markets and distributes its products through brokers, wholesale agents, and program managers. The Bond & Specialty Insurance segment provides surety, fidelity, management and professional liability, and other property and casualty coverages and related risk management services through independent agencies and brokers. The Personal Insurance segment offers property and casualty insurance covering personal risks, primarily automobile and homeowners' insurance to individuals through independent agencies and brokers. The Travelers Companies, Inc. was founded in 1853 and is based in New York, New York.

CNA Financial Corporation provides commercial property and casualty insurance products in the United States and internationally. It operates through Specialty, Commercial, International, Life & Group, and Corporate & Other segments. The company offers professional liability coverages and risk management services to various professional firms, including architects, real estate agents, and accounting and law firms; directors and officers, employment practices, fiduciary, and fidelity and cyber coverages to small and mid-size firms, public and privately held firms, and not-for-profit organizations; professional and general liability, as well as associated casualty coverages for healthcare industry; surety and fidelity bonds; and warranty and alternative risks products. It also provides property, marine, boiler, and machinery coverage insurance products; casualty insurance products comprising workers' compensation, general and product liability, commercial auto, umbrella, and excess and surplus coverages; specialized loss-sensitive insurance programs and total risk management services; and run-off long term care policies. The company was founded in 1853 and is based in Chicago, Illinois. CNA Financial Corporation is a subsidiary of Loews Corporation.

RenaissanceRe Holdings Ltd., together with its subsidiaries, provides reinsurance and insurance products in the United States and internationally. The company operates through Property, and Casualty and Specialty segments. The Property segment writes property catastrophe excess of loss reinsurance and excess of loss reinsurance to insure insurance and reinsurance companies against natural and man-made catastrophes, including hurricanes, earthquakes, typhoons, and tsunamis, as well as winter storms, freezes, floods, fires, windstorms, tornadoes, explosions, and acts of terrorism; and other property class of products, such as proportional reinsurance, property per risk, property reinsurance, binding facilities, and regional U.S. multi-line reinsurance. The Casualty and Specialty segment writes various classes of products, such as directors and officers, medical malpractice, and professional indemnity; automobile and employer's liability, casualty clash, umbrella or excess casualty, workers' compensation, and general liability; financial and mortgage guaranty, political risk, surety, and trade credit; and accident and health, agriculture, aviation, cyber, energy, marine, satellite, and terrorism. It distributes products and services primarily through intermediaries. The company invests in and manages funds. RenaissanceRe Holdings Ltd. was founded in 1993 and is headquartered in Pembroke, Bermuda.

AXIS Capital Holdings Limited, through its subsidiaries, provides various specialty insurance and reinsurance products in Bermuda, the United States, and internationally. It operates through two segments, Insurance and Reinsurance. The Insurance segment offers professional insurance products that cover directors' and officers' liability, errors and omissions, employment practices, fiduciary, crime, professional indemnity, medical malpractice, and other financial insurance related coverages for commercial enterprises, financial institutions, not-for-profit organizations, and other professional service providers; and property insurance products for commercial buildings, residential premises, construction projects, property in transit, onshore renewable energy installations, and physical damage and business interruption following an act of terrorism. This segment also provides marine and aviation insurance services for offshore energy, renewable offshore energy, cargo, liability, including kidnap and ransom, fine art, specie, and hull war, hull and liability, and specific war coverage for passenger airlines, cargo operations, general aviation operations, airports, aviation authorities, security firms, and product manufacturers; personal accident, travel insurance, specialty health products for employer and affinity groups, and pet insurance products; and liability, cyber, and credit and political risk insurance services. The Reinsurance segment offers agriculture, marine and aviation, catastrophe, accidental and health, credit and surety, motor, professional, travel, life, engineering, property, and liability reinsurance products. AXIS Capital Holdings Limited was founded in 2001 and is headquartered in Pembroke, Bermuda.

Selective Insurance Group, Inc., together with its subsidiaries, provides insurance products and services in the United States. The company operates through four segments: Standard Commercial Lines, Standard Personal Lines, E&S Lines, and Investments. It offers casualty insurance products that covers the financial consequences of employee injuries in the course of employment and bodily injury and/or property damage to a third party; property insurance products, which covers the accidental loss of an insured's real property, personal property, and/or earnings due to the property's loss; and flood insurance products. The company also invests in fixed income investments and commercial mortgage loans, as well as equity securities, short-term investments, and alternative investments, and other investments. It offers its insurance products and services to businesses, non-profit organizations, local government agencies, and individuals through independent retail agents and wholesale general agents. The company was founded in 1926 and is headquartered in Branchville, New Jersey.

Brookfield Reinsurance Ltd., through its subsidiaries, provides insurance and reinsurance services to individuals and institutions in the United States, Canada, and internationally. The company operates in three segments: Direct Insurance, Reinsurance, and Pension Risk Transfer (PRT). The Direct Insurance segment offers a range of insurance products and services including Whole, Universal, Variable Universal, and Credit Life insurance products; deferred, single premium immediate, and variable annuities; primary and excess casualty products, such as specialty casualty, construction defect, general liability, commercial multi-peril, workers compensation, product liability, environmental liability, and auto liability; professional liability including management, transaction, and errors and omissions liability; property insurance for homeowners and renters, inland marine, and auto physical damages; surety, animal mortality, and ocean marine insurance; and health insurance, credit insurance, and pension products. The Reinsurance segment provides reinsurance of annuity-based products, such as fixed, fixed index, and payout annuities. The PRT segment provides transfer by a corporate sponsor of the risks associated with the sponsorship and administration of a pension plan. The company was formerly known as Brookfield Asset Management Reinsurance Partners Ltd. and changed its name to Brookfield Reinsurance Ltd. in December 2022. Brookfield Reinsurance Ltd. was incorporated in 2020 and is headquartered in Pembroke, Bermuda.

Atlantic American Corporation, through its subsidiaries, provides life and health, and property and casualty insurance products in the United States. It operates through American Southern and Bankers Fidelity segments. The company offers property and casualty insurance products, including commercial automobile insurance coverage for state governments, local municipalities, and other motor pools and fleets; general liability; and inland marine insurance products. It also provides surety bond coverage for subdivision construction; school bus contracts; and performance and payment bonds. In addition, the company offers individual and group whole life insurance products; Medicare supplement insurance products; and other accident and health insurance products comprising various individual and group policies for the payment of standard benefits for the treatment of diagnosed cancer and other critical illnesses, as well as various other products, such as short-term nursing facility care, accident only, hospital indemnity, and disability coverages. It markets its products through independent agents and brokers. The company was founded in 1937 and is based in Atlanta, Georgia. Atlantic American Corporation is a subsidiary of Atlantic American / Delta Group.