The Progressive Corporation, an insurance holding company, provides personal and commercial auto, personal residential and commercial property, general liability, and other specialty property-casualty insurance products and related services in the United States.

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.

Chubb Limited provides insurance and reinsurance products worldwide. The company's North America Commercial P&C Insurance segment offers commercial property, casualty, workers' compensation, package policies, risk management, financial lines, marine, construction, environmental, medical, cyber risk, surety, and excess casualty; and group accident and health insurance to large, middle market, and small commercial businesses.

W. R. Berkley Corporation, an insurance holding company, operates as a commercial lines writer in the United States and internationally. It operates in two segments, Insurance and Reinsurance & Monoline Excess.

The Allstate Corporation, together with its subsidiaries, provides property and casualty, and other insurance products in the United States and Canada.

Selective Insurance Group, Inc., together with its subsidiaries, provides insurance products and services in the United States. It operates through four segments: Standard Commercial Lines, Standard Personal Lines, E&S Lines, and Investments.

Horace Mann Educators Corporation, together with its subsidiaries, operates as an insurance holding company in the United States. It operates in three segments: Property & Casualty, Life & Retirement, and Supplemental & Group Benefits.

Kemper Corporation, a diversified insurance holding company, provides property and casualty, and life and health insurance in the United States. The company operates through three segments: Specialty Property & Casualty Insurance, Preferred Property & Casualty Insurance, and Life & Health Insurance.

ProAssurance Corporation, through its subsidiaries, provides property and casualty insurance, and reinsurance products in the United States. The company operates through Specialty Property and Casualty, Workers' Compensation Insurance, Segregated Portfolio Cell Reinsurance, and Lloyd's Syndicate segments.

CNA Financial Corporation provides commercial property and casualty insurance products primarily in the United States. It operates through Specialty, Commercial, International, Life & Group, and Corporate & Other segments.

Global Indemnity Group, LLC, through its subsidiaries, provides specialty property and casualty insurance and reinsurance products worldwide. It operates through Commercial Specialty; Farm, Ranch, & Stable; and Reinsurance Operations segments.

Stewart Information Services Corporation, through its subsidiaries, provides title insurance and real estate transaction related services. The company operates in two segments, Title, and Ancillary Services and Corporate.