Marsh & McLennan Companies, Inc. (MMC) Revenue History
Annual and quarterly revenue from 2013 to 2024
Compound Annual Growth Rate (CAGR)
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MMC Revenue Growth
Revenue Breakdown (FY 2024)
MMC's revenue distribution by segment and geography for fiscal year 2024
By Product/Segment
By Geography
MMC Revenue Analysis (2013–2024)
As of May 8, 2026, Marsh & McLennan Companies, Inc. (MMC) generated trailing twelve-month (TTM) revenue of $26.45 billion, reflecting strong growth of +11.5% year-over-year. The most recent quarter (Q3 2025) recorded $6.35 billion in revenue, down 8.9% sequentially.
Looking at the longer-term picture, MMC's 5-year compound annual growth rate (CAGR) stands at +8.0%, indicating steady revenue expansion. The company achieved its highest annual revenue of $24.46 billion in 2024, representing a new all-time high.
Revenue diversification analysis shows MMC's business is primarily driven by Risk and Insurance Services Segment (63%), and Consulting Segment (37%). With over half of revenue concentrated in Risk and Insurance Services Segment, the company maintains significant focus in this area while developing other growth vectors.
When compared to Financial Services sector peers including AON (+6.9% YoY), WTW (+0.9% YoY), and AJG (+20.7% YoY), MMC has underperformed the peer group in terms of revenue growth. Compare MMC vs AON →
MMC Revenue vs Peers
Revenue metrics vs comparable public companies
| Company | TTM Revenue | YoY Growth | 5Y CAGR | Op. Margin | Compare |
|---|---|---|---|---|---|
| MMCCurrent | $26.5B | +11.5% | +8.0% | 23.8% | |
 AON | $17.2B | +6.9% | +9.2% | 25.3% | |
 WTW | $9.7B | +0.9% | +2.4% | 23.0% | |
 AJG | $13.9B | +20.7% | +14.7% | 18.3% | |
 BRO | $6.0B | +33.5% | +18.0% | 28.5% | |
 MCO | $7.7B | - | - | 44.8% |
MMC Historical Revenue Data (2013–2024)
| Year | Revenue | YoY % | Gross Profit | Gross Margin | Op. Income | Op. Margin |
|---|---|---|---|---|---|---|
| 2024 | $24.46B | +7.6% | $10.46B | 42.8% | $5.82B | 23.8% |
| 2023 | $22.74B | +9.7% | $9.64B | 42.4% | $5.28B | 23.2% |
| 2022 | $20.72B | +4.5% | $8.65B | 41.7% | $4.28B | 20.7% |
| 2021 | $19.82B | +15.1% | $8.39B | 42.4% | $4.31B | 21.8% |
| 2020 | $17.22B | +3.4% | $7.09B | 41.2% | $3.07B | 17.8% |
| 2019 | $16.65B | +11.4% | $6.92B | 41.5% | $2.68B | 16.1% |
| 2018 | $14.95B | +6.6% | $6.34B | 42.4% | $2.76B | 18.5% |
| 2017 | $14.02B | +6.2% | $5.94B | 42.3% | $2.65B | 18.9% |
| 2016 | $13.21B | +2.5% | $5.52B | 41.8% | $2.43B | 18.4% |
| 2015 | $12.89B | -0.4% | $5.56B | 43.1% | $2.42B | 18.8% |
Full MMC Stock Analysis
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Start ComparisonMMC — Frequently Asked Questions
Quick answers to the most common questions about buying MMC stock.
Is MMC's revenue growth accelerating or slowing?
MMC maintains +11.5% revenue growth, in line with its 5-year CAGR of +8.0%. TTM revenue stands at $26.5B. Growth rate remains consistent with historical average.
What is MMC's long-term revenue growth rate?
Marsh & McLennan Companies, Inc.'s 5-year revenue CAGR of +8.0% reflects the sustained expansion pattern. Current YoY growth of +11.5% is near this long-term average.
How is MMC's revenue distributed by segment?
MMC reports revenue by product line and geographic region. Annual and quarterly breakdowns from 2013-2024 are available for download. Segment mix reveals concentration and diversification trends.