Marsh McLennan

Marsh McLennan Companies (MMC) is a global professional services firm that specializes in insurance brokerage, risk management, and consulting services. With a workforce of over 85,000 employees, the company operates in 130 countries, providing solutions to a diverse range of clients, including approximately 95% of Fortune 1000 companies. Founded in 1871, Marsh McLennan has a rich history marked by significant milestones, including its merger in 1905, which established it as a leading insurance agency. The company has expanded its capabilities through strategic acquisitions, such as the purchase of Johnson & Higgins in 1997 and Jardine Lloyd Thompson Group in 2019. MMC operates through two main segments: Risk & Insurance Services, which includes Marsh and Guy Carpenter, and Consulting, featuring Mercer and Oliver Wyman. In 2024, the company reported annual revenue of $24.5 billion, with a strong emphasis on risk and insurance services.