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.

The Allstate Corporation, together with its subsidiaries, provides property and casualty, and other insurance products in the United States and Canada. It operates in five segments: Allstate Protection; Protection Services; Allstate Health and Benefits; Run-off Property-Liability; and Corporate and Other segments. The Allstate Protection segment offers private passenger auto and homeowners insurance; other personal lines products; and commercial lines products through agents, contact centers, and online. The Protection Services segment provides consumer product protection; protection and insurance products, including vehicle service contracts, guaranteed asset protection, road hazard tire and wheel, and paintless dent repair protection; and roadside assistance, device and mobile data collection services, and analytic solutions using automotive telematics information, as well as identity theft protection and remediation services. This segment also offers its products under various brands, including Allstate Protection Plans, Allstate Dealer Services, Allstate Roadside, Arity, Avail, and Allstate Identity Protection. The Allstate Health and Benefits segment provides life, accident, critical illness, short-term disability, and other health insurance products; stop-loss and fully insured group health products to employers; and short-term medical and medicare supplement insurance to individuals. The Run-off Property-Liability segment offers property and casualty insurance coverage that primarily relates to policies written during the 1960s through the mid-1980s. The Corporate and Other segment provides debt services, as well as non-insurance operations. It sells its products through agents, independent agents, call and contact centers, retailers, direct to consumer, wholesale partners, and affinity groups, as well as through online and mobile applications. The Allstate Corporation was founded in 1931 and is headquartered in Northbrook, Illinois.

Old Republic International Corporation, through its subsidiaries, engages in the insurance underwriting and related services business primarily in the United States and Canada. It operates through three segments: General Insurance, Title Insurance, and Republic Financial Indemnity Group Run-off Business. The General Insurance segment offers aviation, commercial auto, commercial multi-peril, commercial property, general liability, home and auto warranty, inland marine, travel accident, and workers' compensation insurance products; and financial indemnity products for specialty coverages, including errors and omissions, fidelity, directors and officers, and surety. This segment provides its insurance products to businesses, state and local government, and other institutions in transportation, commercial construction, healthcare, education, retail and wholesale trade, forest products, energy, general manufacturing, and financial services industries. The Title Insurance segment offers lenders' and owners' policies to real estate purchasers and investors based upon searches of the public records. This segment also provides escrow closing and construction disbursement services; and real estate information products, national default management services, and various other services pertaining to real estate transfers and loan transactions. The Republic Financial Indemnity Group Run-off Business segment offers private mortgage insurance coverage that protects mortgage lenders and investors from default related losses on residential mortgage loans made primarily to homebuyers. Old Republic International Corporation was founded in 1923 and is based in Chicago, Illinois.

Horace Mann Educators Corporation, together with its subsidiaries, operates as an insurance holding company in the United States. The company operates through Property & Casualty, Life & Retirement, and Supplemental & Group Benefits segments. Its Property & Casualty segment offers insurance products, including private passenger auto insurance, residential home insurance, and personal umbrella insurance; and provides auto coverages including liability and collision, and property coverage for homeowners and renters. The Life & Retirement segment markets tax-qualified fixed, fixed indexed, and variable annuities; and internal revenue code for educator, which allows public school employees and employees of other tax-exempt organizations, such as not-for-profit private schools, to utilize pretax income to make periodic contributions to a qualified retirement plan. The Supplemental & Group Benefits segment offers employer-sponsored products including accident, critical illness, limited-benefit fixed indemnity insurance, term life, and short-term and long-term disability, as well as worksite direct products, such as supplemental heart, cancer, disability, and accident coverage. The company was founded in 1945 and is headquartered in Springfield, Illinois.

United Fire Group, Inc., together with its subsidiaries, provides property and casualty insurance for individuals and businesses in the United States. The company offers commercial and personal lines of property and casualty insurance; and reinsurance coverage for property and casualty insurance. Its commercial lines include fire and allied lines, other liability, automobile, workers' compensation, fidelity and surety coverage, and other insurance products; and personal lines comprise automobile, and fire and allied lines coverage, including homeowners, as well as provides assumed reinsurance products. The company sells its products through a network of independent agencies. United Fire Group, Inc. was incorporated in 1946 and is headquartered in Cedar Rapids, Iowa.

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.

Kingstone Companies, Inc., through its subsidiary, provides property and casualty insurance products to individuals in the United States. It offers personal line of insurance products, such as homeowners and dwelling fire, cooperative/condominiums, renters, and personal umbrella policies. The company also provides for-hire vehicle physical damage only policies for livery and car service vehicles and taxicabs; and canine legal liability policies. In addition, it offers reinsurance products. The company underwrites its products through retail and wholesale agents and brokers. The company was formerly known as DCAP Group, Inc. and changed its name to Kingstone Companies, Inc. in July 2009. Kingstone Companies, Inc. was founded in 1886 and is headquartered in Kingston, New York.