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.

Markel Group Inc., a diverse holding company, engages in marketing and underwriting specialty insurance products in the United States, Bermuda, the United Kingdom, and Germany. The company offers general and professional liability, personal lines, marine and energy, specialty programs, and workers' compensation insurance products; and property coverages that include fire, allied lines, and other specialized property coverages, including catastrophe-exposed property risks, such as earthquake and wind. It also offers credit and surety products, and collateral protection insurance products. In addition, the company offers transaction, directors and officers, and healthcare liability reinsurance; and specialty treaty reinsurance products comprising credit and surety, workers' compensation, marine and energy, public entity, mortgage default, aviation and space, agriculture, and discrete political violence and national terror pools. Further, it provides construction services, consumer and building products, transportation-related products, consulting services, and equipment manufacturing products, as well as healthcare, leasing, and investment services. Additionally, the company operates as an insurance and investment fund manager offering a range of investment products, including insurance-linked securities, catastrophe bonds, insurance swaps, traditional reinsurance contracts, industry loss warranties and other financial instruments; and program services. It also manages funds with third parties. The company was formerly known as Markel Corporation and changed its name to Markel Group Inc. in May 2023. Markel Group Inc. was founded in 1930 and is based in Glen Allen, Virginia.

Kemper Corporation, a diversified insurance holding company, engages in the provision of insurance products to individuals and businesses in the United States. The company operates through three segments: Specialty Property & Casualty Insurance, Preferred Property & Casualty Insurance, and Life & Health Insurance. It provides preferred and specialty automobile, homeowners, renters, fire, umbrella, general liability, and various other property and casualty insurance to individuals, as well as commercial automobile insurance to businesses. The company also offers life insurance, including permanent and term insurance; and supplemental accident and health insurance products, such as Medicare supplement insurance, fixed hospital indemnity, home health care, specified disease, and accident-only plans to individuals in rural, suburban, and urban areas. It distributes its products through independent agents and brokers. The company was formerly known as Unitrin, Inc. and changed its name to Kemper Corporation in August 2011. Kemper Corporation was incorporated in 1990 and is headquartered in Chicago, Illinois.

Universal Insurance Holdings, Inc., together with its subsidiaries, operates as an integrated insurance holding company in the United States. It develops, markets, and underwrites insurance products for personal residential insurance, such as homeowners, renters/tenants, condo unit owners, and dwelling/fire; and offers allied lines, coverage for other structures, and personal property, liability, and personal articles coverages. The company also advises on actuarial issues, oversees distribution, administers claims payments, performs policy administration and underwriting, and assists with reinsurance negotiations; places and manages reinsurance programs for the insurance entities; and operates Clovered.com, a digital agency for various carrier partners and utilization of digital applications for adjusting claims. It offers its products through a network of independent agents, as well as direct-to-consumer online solutions, including digital insurance agency. The company was formerly known as Universal Heights, Inc. and changed its name to Universal Insurance Holdings, Inc. in January 2001. Universal Insurance Holdings, Inc. was incorporated in 1990 and is headquartered in Fort Lauderdale, Florida.

Heritage Insurance Holdings, Inc., through its subsidiaries, provides personal and commercial residential insurance products. The company offers personal residential insurance in Alabama, California, Connecticut, Delaware, Florida, Georgia, Hawaii, Maryland, Massachusetts, Mississippi, New Jersey, New York, North Carolina, Rhode Island, South Carolina, and Virginia; commercial residential insurance for properties in Florida, New Jersey, and New York; and licensed in the state of Pennsylvania, as well as personal residential and wind-only property insurance. It also provides restoration, emergency, and recovery services; property management, and reinsurance services; homeowners insurance products, including single-family, homeowners or duplex, and condominium owners; and dwelling fire insurance policies. In addition, the company provides personal line policies through a network of retail independent agents, wholesale agents, and a partnership with a direct agency, as well as distribute indirectly to retail locations through wholesale agency relationships. Further, it offers personal and commercial insurance policies through a network of independent agencies. The company was founded in 2012 and is headquartered in Tampa, Florida.

Hippo Holdings Inc. provides property and casualty insurance products to individuals and business customers primarily in the United States. The company operates through three segments: Services, Insurance-as-a-Service, and Hippo Home Insurance Program. Its insurance products include homeowners' insurance against risks of fire, wind, and theft, as well as other personal lines policies from third party carriers; and personal and commercial, as well as home, auto, cyber, small business, life, specialty lines, and other insurance products. The company distributes insurance products and services through its technology platform and website, as well as operates licensed insurance agencies. Hippo Holdings Inc. is headquartered in Palo Alto, California.

American Coastal Insurance Corporation, through its subsidiaries, primarily engages in the commercial and personal property, and casualty insurance business in the United States. The company offers structure, content, and liability coverage for standard single-family homeowners, renters, and condominium unit owners. It also provides commercial multi-peril property insurance for residential condominium associations and apartments, as well as loss or damage to buildings, inventory, and equipment caused by fire, wind, hail, water, theft, and vandalism. In addition, the company offers equipment breakdown, identity theft, and cyber security policies. The company markets and distributes its products through a network of independent agencies. The company was formerly known as United Insurance Holdings Corp. and changed its name to American Coastal Insurance Corporation in August 2023. American Coastal Insurance Corporation was founded in 1999 and is based in Saint Petersburg, Florida.

Conifer Holdings, Inc., an insurance holding company, engages in the sale of property and casualty insurance products. The company offers insurance coverage in specialty commercial and personal product lines. It also underwrites various specialty insurance products, including property, general liability, liquor liability, automobile, and homeowners and dwelling policies. The company serves the commercial insurance needs of owner-operated businesses in the markets, such as hospitality, which includes restaurants, bars, taverns, and bowling centers, as well as small grocery and convenience stores; artisan contractors comprising plumbers, painters, carpenters, electricians, and other independent contractors; and security service providers, including companies that provide security guard services, security alarm products and services, and private investigative services. It offers specialty homeowners insurance products, such as low- value dwelling insurance tailored for owners of lower valued homes in Illinois, Indiana, Louisiana, and Texas; and wholesale agency services comprising commercial and personal lines insurance products for its insurance company subsidiaries, as well as third party insurers. Conifer Holdings, Inc. markets and sells its insurance products through a network of independent agents in 50 states in the United States. The company was incorporated in 2009 and is headquartered in Troy, Michigan.