Company data
Marsh & McLennan Companies, Inc. employees and revenue per employee
MRSH · Insurance - Brokers · $81.2B market cap
Marsh & McLennan Companies, Inc. had 95,000 employees at the end of fiscal Dec 2025, up 5.6% from a year earlier. Revenue for the year was $27.0B, up 10.3% from a year earlier, or $284K per employee. Revenue and headcount both grew, and revenue grew faster.
Employees
95,000
+5.6% YoY
Revenue
$27.0B
+10.3% YoY
Revenue / employee
$284K
Peer median $953K
Rank in sector
163 of 170
Financial Services
Headcount against revenue
Both lines start at 100 in the first year we hold, so you can see which one grew faster.
Hover a year for the numbers.
| Year ending | Employees | Revenue | Per employee | Staff YoY | Revenue YoY |
|---|---|---|---|---|---|
| Dec 2025 | 95,000 | $27.0B | $284K | +5.6% | +10.3% |
| Dec 2024 | 90,000 | $24.5B | $272K | +5.9% | +7.6% |
| Dec 2023 | 85,000 | $22.7B | $267K | +0.0% | +9.7% |
| Dec 2022 | 85,000 | $20.7B | $244K | +2.4% | +4.5% |
| Dec 2021 | 83,000 | $19.8B | $239K | +9.2% | +15.1% |
| Dec 2020 | 76,000 | $17.2B | $227K | +0.0% | +3.4% |
| Dec 2019 | 76,000 | $16.7B | $219K | +16.9% | +11.4% |
| Dec 2018 | 65,000 | $14.9B | $230K | +0.0% | +6.6% |
| Dec 2017 | 65,000 | $14.0B | $216K | +8.3% | +6.2% |
| Dec 2016 | 60,000 | $13.2B | $220K | — | — |
Open roles: we have not matched a verified job board for this company yet.
Marsh & McLennan Companies, Inc. against similar companies
The closest sector peers by revenue, from Financial Services.
| Company | Employees | Revenue | Revenue / employee | Shape |
|---|---|---|---|---|
| ATHS Athene Holding Ltd. 7.250% Fixe | 1,970 | $25.7B | $13.0M | Leaner |
| APO Apollo Global Management, Inc. | 4,130 | $32.0B | $7.76M | Hiring ahead |
| RGA Reinsurance Group of America, Incorporated | 4,300 | $22.8B | $5.30M | Hiring ahead |
| RZC Reinsurance Group of America, Incorporated | 4,300 | $22.8B | $5.30M | Hiring ahead |
| HIG The Hartford Insurance Group, Inc. | 19,200 | $28.3B | $1.47M | Efficient growth |
| AIG American International Group, Inc. | 22,100 | $26.8B | $1.21M | Contracting |
| BLK BlackRock, Inc. | 24,900 | $24.2B | $973K | Efficient growth |
| SCHW The Charles Schwab Corporation | 33,000 | $27.7B | $839K | Efficient growth |
| MRSH Marsh & McLennan Companies, Inc. | 95,000 | $27.0B | $284K | Efficient growth |
Questions about Marsh & McLennan Companies, Inc.
- How many employees does Marsh & McLennan Companies, Inc. have?
- Marsh & McLennan Companies, Inc. reported 95,000 employees for the fiscal year ending Dec 2025, in the annual report it filed on February 9, 2026. That is up 5.6% from a year earlier.
- What is Marsh & McLennan Companies, Inc.'s revenue per employee?
- Marsh & McLennan Companies, Inc. brought in $27.0B of revenue in fiscal Dec 2025, which is $284K per employee. That ranks 163 of 170 companies we track in Financial Services, where the median is $953K.
- Where do these numbers come from?
- Employee counts and revenue are taken from each company's own annual report (Form 10-K). Open roles are counted from the company's public job board where we have matched one. Companies report headcount once a year, sometimes rounded, so small changes can be noise.
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Source: employee counts and revenue as stated in Marsh & McLennan Companies, Inc.'s annual reports (Form 10-K), latest filed February 9, 2026. This is data, not a recommendation to buy or sell MRSH.