Marsh McLennan (NYSE: MMC) is a global professional services firm that helps clients navigate an increasingly dynamic and complex environment through its four market-leading businesses. Marsh provides data-driven risk advisory services and insurance solutions to commercial and consumer clients. Guy Carpenter develops advanced risk, reinsurance, and capital strategies that help clients grow profitably and pursue emerging opportunities. Mercer delivers advice and technology-driven solutions that help organizations redefine the world of work, reshape retirement and investment outcomes, and unlock real health and well-being for their people. Oliver Wyman serves as a critical strategic, economic, and brand advisor to private sector and governmental clients. The company's history dates back to 1871.

Founded in

United States