Marsh & McLennan Companies

Marsh & McLennan Companies, Inc. (MMC) is a US-based global professional services and insurance brokerage firm. In 2007, it had over 57,000 employees and annual revenues of $10.49 billion. During that time it was successfully charged with bid rigging which resulted in settlements of close to $1b. Marsh & McLennan Companies was ranked the 221st largest corporation in the United States by the 2009 Fortune 500 list, and the 5th largest U.S. company in the diversified financial industry. It has its headquarters in Midtown Manhattan, New York City.

Subsidiaries

Marsh & McLennan Companies, Inc. () is a diversified risk, insurance and professional services firm composed of:

• Marsh Inc. and Marsh Brokers, insurance broking and risk management consulting through Marsh Risk Consulting;
• Mercer, a collection of consulting and services firms (including Mercer Human Resource Consulting, Mercer HR Services, and Mercer Investment Consulting);
• Guy Carpenter & Company, a reinsurance intermediary;
• Oliver Wyman Group, a collection of management consulting firms (including Oliver Wyman - formerly Mercer Management Consulting, Mercer Oliver Wyman and Oliver Wyman Delta, as well as Lippincott and NERA Economic Consulting.)

History

Burrows, Marsh & McLennan was formed by Henry W. Marsh and Donald R. McLennan in Chicago in 1905, becoming the world's largest insurance agency...
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