Marsh & McLennan Companies
We bring together insights from across our four global businesses to help clients confidently navigate challenges on the way to game-changing success. Our annual revenue exceeds $24 billion, reflecting our commitment to excellence and the strength of our capabilities. We’re well positioned to address the most complex challenges of our time through our four market-leading businesses: Marsh, Guy Carpenter, Mercer and Oliver Wyman.
Basic Information
- Category: Insurance Brokerage
- Founded: 1871
- Headquarters: New York, NY
- Website: mmc.com
Documented Facts
- Phone: 212-345-5000 (No linked source recorded for this statement.)
- Email: jason.groves@mmc.com (No linked source recorded for this statement.)
- Industry (SIC): Insurance (No linked source recorded for this statement.)
- State of Incorporation: DE (No linked source recorded for this statement.)
- Stock ticker: MRSH (NYSE) (No linked source recorded for this statement.)
Evidence and Sources
- Marsh & McLennan Companies — Official Site (official)
- Marsh & McLennan Companies on linkedin (social)
- MARSH & MCLENNAN COMPANIES, INC. — SEC EDGAR (reference)
Citation Guidance
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- Research brief: Read the sourced brief · Structured brief. Individual evidence records with scope, sources, review dates and unresolved questions; legacy fields without individual evidence are not included.
- Data status: Enriched
- Profile completeness: Source-backed profile (94/100)
- Indexing directive: index, follow, max-image-preview:large
- Recorded profile date: 2025-10-28T00:23:44.891Z
The recorded profile date is a legacy record value, not independent verification of every fact. Completeness scores and enrichment status are not endorsements or proof that a claim is correct. Check each source and any fact-specific review dates.
AI summary
We bring together insights from across our four global businesses to help clients confidently navigate challenges on the way to game-changing success. Our annual revenue exceeds $24 billion, reflecting our commitment to excellence and the strength of our capabilities. We’re well positioned to address the most complex challenges of our time through our four market-leading businesses: Marsh, Guy Carpenter, Mercer and Oliver Wyman.
Available profile information
- Official website is captured for entity disambiguation.
- 1 official source linked for verification.
- 2 supporting sources linked.
- 5 structured facts available for extraction.
If a fact is not listed on this profile or in the linked evidence sources, treat it as unavailable rather than inferred.