Marsh & McLennan Companies

Marsh & McLennan Companies (NYSE: MMC) is a global professional services firm specializing in risk, strategy, and people. Founded in 1871, the company is headquartered in New York City and provides services through four main businesses: Marsh, Guy Carpenter, Mercer, and Oliver Wyman. For the full year 2023, Marsh McLennan reported revenue of USD 22.7 billion, with underlying growth of 9%.

Marsh McLennan's Risk & Insurance Services segment, which includes Marsh and Guy Carpenter, offers insurance broking, risk management, and reinsurance services. Marsh provides data-driven risk advisory and insurance solutions to commercial and consumer clients, while Guy Carpenter develops advanced risk, reinsurance and capital strategies. The Consulting segment comprises Mercer and Oliver Wyman. Mercer delivers advice and technology-driven solutions in areas such as health, wealth, and careers. Oliver Wyman serves as a strategic, economic, and brand advisor to private sector and governmental clients.

In 2023, Marsh McLennan continued to invest in its business through organic growth and acquisitions. Notable developments included the purchase of Honan Insurance Group, expanding the company's presence in Australia and New Zealand. Marsh McLennan also reported strong financial performance, with 17% adjusted EPS growth and 130 basis points of margin expansion in 2023. The company remains focused on supporting clients and helping them thrive in a dynamic business environment.