Aon plc is a British-American professional services firm that offers a range of risk-mitigation products. Aon has approximately 50,000 employees across 120 countries.
American International Group, Inc. (AIG) is an American multinational finance and insurance corporation with operations in more than 80 countries and jurisdictions. As of 2023, AIG employed 25,200 people. The company operates through three core businesses: general insurance, life & retirement, and a standalone technology-enabled subsidiary. General Insurance includes Commercial, Personal Insurance, U.S. and International field operations. Life & Retirement includes Group Retirement, Individual Retirement, Life, and Institutional Markets. AIG is the title sponsor of the AIG Women's Open golf tournament. In 2023, for the sixth consecutive year, DiversityInc named AIG among the Top 50 Companies for Diversity list.
Swiss Re Ltd is a Swiss reinsurance company founded in 1863 and headquartered in Zürich, Switzerland. It is one of the world's largest reinsurers, as measured by gross premiums written. Swiss Re operates through around 80 offices in 29 countries and employs over 14,000 people. It was ranked 519th on the Forbes Global 2000 list and ranked 316th on the Fortune Global 500 in 2023. Swiss Re is listed on the SIX Swiss Exchange.
Aviva plc is a British multinational insurance company headquartered in London, England. It has about 19 million customers across its core markets of the United Kingdom, Ireland and Canada. In the United Kingdom, Aviva is the largest general insurer and a leading life and pensions provider. Aviva is also the second largest general insurer in Canada.
Fairfax Financial Holdings Limited is a Canadian financial holding company based in Toronto, Ontario, engaged in property, casualty, insurance and reinsurance, investment management, and insurance claims management. The company operates primarily through several subsidiaries, including Allied World, Odyssey Re, Northbridge Financial, Crum & Forster, Verassure Insurance, Onlia Agency Inc., and Zenith Insurance Company. The company was also the largest shareholder of Torstar with 40% of the Class B shares, as of May 2020.
Zurich Insurance Group Ltd. is a Swiss insurance company, headquartered in Zürich, and the country's largest insurer. As of 2021, the group is the world's 112th largest public company according to Forbes' Global 2000s list, and in 2011, it ranked 94th in Interbrand's top 100 brands.
Chubb Limited is an American–Swiss company incorporated in Zürich, and listed on the New York Stock Exchange (NYSE) where it is a component of the S&P 500. Chubb is a global provider of insurance products covering property and casualty, accident and health, reinsurance, and life insurance and is the largest publicly traded property and casualty insurance company in the world. Chubb operates in 55 countries and territories and in the Lloyd's insurance market in London. Clients of Chubb consist of multinational corporations and local businesses, individuals, and insurers seeking reinsurance coverage. Chubb provides commercial and personal property and casualty insurance, personal accident and supplemental health insurance, reinsurance, and life insurance.
Markel Group Inc. is a group of companies headquartered in Richmond, Virginia, and originally founded in 1930 as an insurance company.
Axa XL is an American subsidiary of global insurance and reinsurance company Axa. It is headquartered in Stamford, Connecticut, domiciled in Hamilton, Bermuda, and has more than 100 offices on 6 continents.
Resolution plc was a UK insurance company headquartered in the City of London. It was listed on the London Stock Exchange and was once a constituent of the FTSE 100 Index but was acquired by the Pearl Group in May 2008.
SCOR SE is a French tier 1 reinsurance company providing Property and Casualty (P&C) and Life reinsurance solutions to its clients. It is one of the leading reinsurers in the world. Created in 1970 with the backing of the French government, its original name was Société Commerciale de Réassurance, hence "SCOR". The SE acronym indicates that the company is a Societas Europaea. In 2007, it became the first French listed company to use the SE acronym in its name.
Catlin Group Limited was a Bermuda-based specialty insurance and reinsurance company. Catlin operated six underwriting hubs worldwide and operated more than 55 offices worldwide. It owned the largest syndicate at Lloyd's of London, based on 2011 gross written premiums. Catlin shares were listed on the London Stock Exchange until it was acquired by XL Group plc in May 2015.
Sanlam is a South African financial services group headquartered in Bellville, Western Cape, South Africa. Sanlam is one of the largest insurance company in Africa. It is listed on the Johannesburg Stock Exchange, the Namibian Stock Exchange and the A2X. Established in 1918 as a life insurance company, Sanlam Group has developed into a diversified financial services business. Its five business clusters comprise Sanlam Personal Finance, Sanlam Emerging Markets, Sanlam Investments, Sanlam Corporate and Santam.
Juniperus Capital Limited is a Bermuda-based hedge fund. It was incorporated in Bermuda on April 11, 2008. The investment management company became operational in May 2008.
Asia Capital Reinsurance Group is a Singapore-based reinsurance company.
Brian Charles Duperreault is a Bermuda-born American executive in the insurance industry. He stepped down as executive chairman of American International Group in December 2021.
Argo Group International Holdings, Inc, or Argo Group, is a U.S.-based underwriter of specialty insurance products in the property and casualty market.
Covéa is a French mutual insurance company that covers property, liability and reinsurance businesses headquartered in Paris. It was formed from the merger of three separate French mutual insurance companies Garantie Mutuelle des Fonctionnaires (GMF), Mutuelle d'assurance des artisans de France (MAAF) and Mutuelle du Mans Assurance (MMA).
Willis Towers Watson plc, branded as WTW and stylised in its logo as wtw, is a British-American multinational company that provides commercial insurance brokerage services, strategic risk management services, employee benefits and compensation management, and actuarial analysis and investment management for pension plans and financial endowments. Insurance brokerage and risk management services account for 40% of the company's revenues, while employee benefit and wealth-related services account for 60% of revenues. The company operates in more than 140 countries. Customers include 95% of FTSE 100 companies, 89% of Fortune 1000 companies, and 91% of Fortune Global 500 companies. The company is the largest administrator among the 200 largest pension plans in the U.K. and one of the largest in Germany. The company is domiciled in Ireland, with its principal executive offices at the Willis Building in London.
Arch Capital Group Ltd. is a Bermuda-based public limited company which writes insurance, reinsurance and mortgage insurance on a worldwide basis, with a focus on specialty lines, the segment of the insurance industry where the more difficult and unusual risks are written. It has operations in Bermuda, the United States, Canada, Europe, Australia and, in the case of mortgage insurance, Hong Kong.
US$ 192.833 million (2022) [2] 
