What is the history of Marsh & McLennan Companies Inc.?

Marsh & McLennan Companies Inc. has a rich and extensive history that spans over 150 years. The company was founded in New York City in 1871, making it one of the oldest and largest global professional services firms. Initially, the firm focused on insurance brokerage and risk management services. Over time, Marsh & McLennan expanded its services to include investment management, consulting, and more. It has grown through various acquisitions, with notable ones including merging with Mercer in 1959 and acquiring Oliver Wyman Group in 2003. Today, Marsh & McLennan operates through four subsidiaries: Marsh, Mercer, Guy Carpenter, and Oliver Wyman. The company has become a trusted advisor to businesses and governments worldwide, providing innovative solutions in risk, strategy, and people management.