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Marsh & McLennan Companies, Inc. (MMC)
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Marsh & McLennan Companies, Inc. (MMC) SEC Filings

Filing links are provided when reliable SEC filing data is available.

Recent Filings

FormFiling DateAcceptedDocument
8-KJun 4, 2026Jun 3, 2026View filing
8-KMay 22, 2026May 22, 2026View filing
4May 18, 2026May 18, 2026View filing
4May 18, 2026May 18, 2026View filing
4May 18, 2026May 18, 2026View filing
4May 18, 2026May 18, 2026View filing
4May 18, 2026May 18, 2026View filing
4May 18, 2026May 18, 2026View filing
4May 18, 2026May 18, 2026View filing
4May 18, 2026May 18, 2026View filing
4May 1, 2026May 1, 2026View filing
4May 1, 2026May 1, 2026View filing
4May 1, 2026May 1, 2026View filing
4May 1, 2026May 1, 2026View filing
4May 1, 2026May 1, 2026View filing
4May 1, 2026May 1, 2026View filing
4May 1, 2026May 1, 2026View filing
4May 1, 2026May 1, 2026View filing
4May 1, 2026May 1, 2026View filing
4May 1, 2026May 1, 2026View filing
SC 13GApr 30, 2026Apr 30, 2026View filing
10-QApr 16, 2026Apr 16, 2026View filing
8-KApr 16, 2026Apr 16, 2026View filing
8-KApr 14, 2026Apr 14, 2026View filing
3Apr 10, 2026Apr 10, 2026View filing
4Apr 3, 2026Apr 3, 2026View filing
ARSMar 31, 2026Mar 31, 2026View filing
DEFA14AMar 31, 2026Mar 31, 2026View filing
DEF 14AMar 31, 2026Mar 31, 2026View filing
SC 13G/AMar 27, 2026Mar 27, 2026View filing

About Marsh & McLennan Companies, Inc.

Marsh & McLennan Companies (MMC) operates as a leading global professional services organization, delivering expert guidance and innovative solutions to clients worldwide across the critical domains of risk, strategic planning, and human capital. Its operations are bifurcated into two primary divisions: Risk and Insurance Services, and Consulting. The Risk and Insurance Services arm provides an extensive range of risk management capabilities, encompassing strategic risk advice, risk transfer mechanisms, and solutions for risk control and mitigation. This segment is also proficient in insurance and reinsurance brokerage, offers sophisticated catastrophe and financial modeling, delivers associated advisory services, and manages insurance programs. Its diverse clientele includes businesses, governmental bodies, insurance companies, associations, specialized professional service organizations, and private individuals. Conversely, the Consulting division specializes in advisory services and products related to health, wealth, and career development. It also extends its expertise to specialized management, economic analysis, and brand strategy consulting. Founded in 1871, Marsh & McLennan Companies, Inc. maintains its corporate headquarters in New York, New York.

New York City, NY
90,000 employees
Financial Services / Insurance - Brokers
Sector
Financial Services
Industry
Insurance - Brokers
CEO
John Quinlan Doyle