American International Group, Inc. offers insurance products for commercial, institutional, and individual customers in North America and internationally. The company's General Insurance segment provides general liability, environmental, commercial automobile liability, workers' compensation, casualty, and crisis management insurance products; commercial, industrial, and energy-related property insurance; and aerospace, political risk, trade credit, portfolio solutions, crop, and marine insurance.

Arch Capital Group Ltd., together with its subsidiaries, provides insurance, reinsurance, and mortgage insurance products worldwide. The company's Insurance segment offers primary and excess casualty coverages; loss sensitive primary casualty insurance programs; collateral protection, debt cancellation, and service contract reimbursement products; directors' and officers' liability, errors and omissions liability, employment practices and fiduciary liability, crime, professional indemnity, and other financial related coverages; medical professional and general liability insurance coverages; and workers' compensation and umbrella liability, as well as commercial automobile and inland marine products.

Old Republic International Corporation, through its subsidiaries, engages in the insurance underwriting and related services business primarily in the United States and Canada.

The Hartford Financial Services Group, Inc. provides insurance and financial services to individual and business customers in the United States, the United Kingdom, and internationally.

Goosehead Insurance, Inc. operates as a holding company for Goosehead Financial, LLC that provides personal lines insurance agency services in the United States.

Enstar Group Limited acquires and manages insurance and reinsurance companies, and portfolios of insurance and reinsurance business in run-off. It engages in the run-off property and casualty, and other non-life lines insurance businesses.

Arch Capital Group Ltd., together with its subsidiaries, provides insurance, reinsurance, and mortgage insurance products worldwide. The company's Insurance segment offers primary and excess casualty coverages; loss sensitive primary casualty insurance programs; collateral protection, debt cancellation, and service contract reimbursement products; directors' and officers' liability, errors and omissions liability, employment practices and fiduciary liability, crime, professional indemnity, and other financial related coverages; medical professional and general liability insurance coverages; and workers' compensation and umbrella liability, as well as commercial automobile and inland marine products.

International General Insurance Holdings Ltd. provides specialty insurance and reinsurance solutions worldwide. The company operates through three segments: Specialty Long-tail, Specialty Short-tail, and Reinsurance.

Aegon N.V. provides insurance, pensions, and asset management services in the Americas, the Netherlands, and the United Kingdom. The company offers life, accident, and health insurance; savings, pension, annuities, and mutual funds; property and casualty insurance; retirement plans and individual retirement accounts; voluntary employee benefits; and stable value solutions.

Berkshire Hathaway Inc., through its subsidiaries, engages in the insurance, freight rail transportation, and utility businesses worldwide. The company provides property, casualty, life, accident, and health insurance and reinsurance; and operates railroad systems in North America.