Marsh & McLennan Companies Inc. (MMC) is a leading global professional services firm headquartered in New York City, specializing in insurance brokerage, risk management, and consulting solutions. The company operates through four primary segments: Marsh, which focuses on insurance and risk, Guy Carpenter for reinsurance and capital strategies, Mercer dealing with health and workforce solutions, and Oliver Wyman providing management consulting services. With a diverse portfolio and a strong commitment to innovation, MMC is well-positioned to capitalize on emerging market opportunities and deliver comprehensive client solutions across various industries worldwide.