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 insurance products, such as standard and property, marine, boiler, and machinery coverages; 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.

CNA Financial Corporation operates as a subsidiary of Loews Corporation.