Marsh & McLennan Companies, Inc.

Company and branding

• Operates under the Marsh brand. As of January 14, 2026, the company name changed from Marsh McLennan to Marsh.
• The Marsh and Oliver Wyman Group businesses were rebranded to Marsh Risk and Marsh Management Consulting, respectively.
• Mercer and Guy Carpenter will continue to report under their current brands during a transition period.

Global scope

• Global leader in risk, reinsurance and capital, people and investments, and management consulting.
• Advises clients in 130 countries.

Financial and workforce highlights

• Annual revenue: $27 billion.
• Employees: more than 95,000.

Business segments

• Risk and Insurance Services: Risk management activities and insurance/reinsurance broking and services delivered through Marsh Risk and Guy Carpenter.
• Consulting: Health, wealth and career advice, solutions and products, plus specialized management, strategic, economic and brand consulting services delivered through Mercer and Marsh Management Consulting.

Financial reporting

• Segment financial information is included in the company's consolidated financial statements.