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; 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. It also provides property, energy, marine, and aviation insurance; travel insurance; accident, disability, and medical plan insurance coverages; captive insurance programs; employer's liability; contract and commercial surety coverages; and collateral protection, debt cancellation, and service contract reimbursement products. This segment markets its products through a group of licensed independent retail and wholesale brokers. Its Reinsurance segment provides casualty reinsurance for third party liability exposures; marine and aviation; motor reinsurance, whole account multi-line treaties, cyber, trade credit, surety, accident and health, workers' compensation catastrophe, agriculture, trade credit, and political risk products; reinsurance protection for catastrophic losses, and personal lines and commercial property exposures; life reinsurance; casualty clash; and risk management solutions. This segment markets its reinsurance products through brokers. The company's Mortgage segment offers direct mortgage insurance and mortgage reinsurance. The company was founded in 1995 and is based in Pembroke, Bermuda.

RenaissanceRe Holdings Ltd., together with its subsidiaries, provides reinsurance and insurance products in the United States and internationally. The company operates through Property, and Casualty and Specialty segments. The Property segment writes property catastrophe excess of loss reinsurance and excess of loss reinsurance to insure insurance and reinsurance companies against natural and man-made catastrophes, including hurricanes, earthquakes, typhoons, and tsunamis, as well as winter storms, freezes, floods, fires, windstorms, tornadoes, explosions, and acts of terrorism; and other property class of products, such as proportional reinsurance, property per risk, property reinsurance, binding facilities, and regional U.S. multi-line reinsurance. The Casualty and Specialty segment writes various classes of products, such as directors and officers, medical malpractice, and professional indemnity; automobile and employer's liability, casualty clash, umbrella or excess casualty, workers' compensation, and general liability; financial and mortgage guaranty, political risk, surety, and trade credit; and accident and health, agriculture, aviation, cyber, energy, marine, satellite, and terrorism. It distributes products and services primarily through intermediaries. The company invests in and manages funds. RenaissanceRe Holdings Ltd. was founded in 1993 and is headquartered in Pembroke, Bermuda.

White Mountains Insurance Group, Ltd., through its subsidiaries, provides insurance and other financial services in the United States. The company operates through HG Global/BAM, Ark/WM Outrigger, Kudu, and Other Operations segments. The HG Global/BAM segment provides insurance on municipal bonds issued to finance public purposes, such as schools, utilities, and transportation facilities, as well as reinsurance protection services. The Ark/WM Outrigger segment offers reinsurance and insurance, including property, marine and energy, accident and health, casualty, and specialty products. The Kudu segment provides capital solutions to boutique asset and wealth managers for generational ownership transfers, management buyouts, acquisitions and growth finances, and legacy partner liquidity, as well as strategic assistance to investees. The Other Operations segment offers insurance solutions to travel industry through broker channel and on a direct-to-consumer basis; and manages separate accounts and pooled investment vehicles for insurance-linked securities sectors, including catastrophe bonds, collateralized reinsurance investments, and industry loss warranties of third-party clients. White Mountains Insurance Group, Ltd. was incorporated in 1980 and is headquartered in Hamilton, Bermuda.

SiriusPoint Ltd. provides multi-line insurance and reinsurance products and services worldwide. The company operates through two segments, Reinsurance, and Insurance & Services. The Reinsurance segment provides aviation and space, accident and health, casualty, credit, marine and energy, property to insurance and reinsurance companies, government entities, and other risk bearing vehicles. This segment offers medical insurance products, trip cancellation programs, medical management services, and 24/7 emergency medical and travel assistance services. The Insurance & Services segment provides accident and health, marine and energy, property and casualty, mortgage, environmental, workers' compensation, commercial auto lines, professional liability, and other lines of business. The company was formerly known as Third Point Reinsurance Ltd. and changed its name to SiriusPoint Ltd. in February 2021. SiriusPoint Ltd. was incorporated in 2011 and is headquartered in Pembroke, Bermuda.

Brookfield Reinsurance Ltd., through its subsidiaries, provides insurance and reinsurance services to individuals and institutions in the United States, Canada, and internationally. The company operates in three segments: Direct Insurance, Reinsurance, and Pension Risk Transfer (PRT). The Direct Insurance segment offers a range of insurance products and services including Whole, Universal, Variable Universal, and Credit Life insurance products; deferred, single premium immediate, and variable annuities; primary and excess casualty products, such as specialty casualty, construction defect, general liability, commercial multi-peril, workers compensation, product liability, environmental liability, and auto liability; professional liability including management, transaction, and errors and omissions liability; property insurance for homeowners and renters, inland marine, and auto physical damages; surety, animal mortality, and ocean marine insurance; and health insurance, credit insurance, and pension products. The Reinsurance segment provides reinsurance of annuity-based products, such as fixed, fixed index, and payout annuities. The PRT segment provides transfer by a corporate sponsor of the risks associated with the sponsorship and administration of a pension plan. The company was formerly known as Brookfield Asset Management Reinsurance Partners Ltd. and changed its name to Brookfield Reinsurance Ltd. in December 2022. Brookfield Reinsurance Ltd. was incorporated in 2020 and is headquartered in Pembroke, Bermuda.

Hamilton Insurance Group, Ltd., through its subsidiaries, provides underwriting specialty insurance and reinsurance risks in Bermuda and internationally. The company operates Hamilton Global Specialty, Hamilton Select, and Hamilton Re underwriting platforms. The company offers casualty reinsurance products, such as commercial motor, general liability, healthcare, multiline, personal motor, professional liability, umbrella and excess casualty, and worker's compensation and employer's liability reinsurance; property reinsurance and insurance; and specialty reinsurance solutions, including accident and health, aviation and space, crisis management, mortgage, financial lines, marine and energy, and multiline specialty. In addition, it offers accident and health, cyber, energy, environmental, financial lines, fine art and specie, kidnap and ransom, mergers and acquisitions, marine and energy liability, political risk and violence, professional liability, property binders, property direct and facultative, professional lines, space, upstream energy, excess casualty, war and terrorism, allied medical, management liability, medical professionals, general liability, products liability and contractors, and small business casualty insurance plans, as well as surety and treaty reinsurance products. The company was incorporated in 2013 and is headquartered in Pembroke, Bermuda.

Brookfield Reinsurance Ltd., through its subsidiaries, provides insurance and reinsurance services to individuals and institutions in the United States, Canada, and internationally. The company operates in three segments: Direct Insurance, Reinsurance, and Pension Risk Transfer (PRT). The Direct Insurance segment offers a range of insurance products and services including Whole, Universal, Variable Universal, and Credit Life insurance products; deferred, single premium immediate, and variable annuities; primary and excess casualty products, such as specialty casualty, construction defect, general liability, commercial multi-peril, workers compensation, product liability, environmental liability, and auto liability; professional liability including management, transaction, and errors and omissions liability; property insurance for homeowners and renters, inland marine, and auto physical damages; surety, animal mortality, and ocean marine insurance; and health insurance, credit insurance, and pension products. The Reinsurance segment provides reinsurance of annuity-based products, such as fixed, fixed index, and payout annuities. The PRT segment provides transfer by a corporate sponsor of the risks associated with the sponsorship and administration of a pension plan. The company was formerly known as Brookfield Asset Management Reinsurance Partners Ltd. and changed its name to Brookfield Reinsurance Ltd. in December 2022. Brookfield Reinsurance Ltd. was incorporated in 2020 and is headquartered in Pembroke, Bermuda.

Aspen Insurance Holdings Limited, together with its subsidiaries, engages in insurance and reinsurance businesses in Australia/Asia, the Caribbean, Canada, the United States, the United Kingdom, Europe, and internationally. Its insurance products include U.S. primary casualty, excess casualty, environmental, and railroad liability; cyber, management, and professional indemnity and lines liability; inland and ocean marine; U.S property; and credit and political risks, crisis management, energy and construction, UK property and construction, and specie insurances. The company's reinsurance products include agriculture, engineering and technical lines, marine, energy and terrorism, mortgage, special risks, property, and casualty insurances. It distributes its products primarily through brokers and reinsurance intermediaries. Aspen Insurance Holdings Limited was formerly known as Exali Reinsurance Holdings Ltd and changed its name to Aspen Insurance Holdings Limited in November 2002. The company was incorporated in 2002 and is based in Hamilton, Bermuda. Aspen Insurance Holdings Limited operates as a subsidiary of Highlands Bermuda Holdco, Ltd.