How many employees work at Oliver Wyman?
Oliver Wyman, Inc. has 5,564 employees, according to Revelio Labs workforce intelligence data. The YoY growth rate is 17.3%.
Data source: Revelio Labs Coverage: Global workforce Latest update: December 2025
About Oliver Wyman
Oliver Wyman is a global leader in management consulting. With offices in more than 70 cities across 30 countries, Oliver Wyman combines deep industry knowledge with specialized expertise in strategy, operations, risk management, and organization transformation. The firm has more than 5,000 professionals around the world who work with clients to optimize their business, improve their operations and risk profile, and accelerate their organizational performance to seize the most attractive opportunities. Oliver Wyman is a business of Marsh McLennan [NYSE: MMC].
As of December 2025
Oliver Wyman
workforce metrics
Headcount
5.6k
Avg. Salary
$134.6k
Tenure
3.0yr
Growth Rate
17.3%
Hiring Rate
Attrition Rate
For even more metrics data,
reach out to our sales team.
Employee Headcount
Interactive chart of Oliver Wyman annual worldwide employee count from 2023 to 2025.
- Oliver Wyman total number of employees in 2025 was 5,494, a 17.3% increase from 2024.
- Oliver Wyman total number of employees in 2024 was 4,618, a 2.0% increase from 2023.
- Oliver Wyman total number of employees in 2023 was 4,528, a 2.4% increase from 2022.
Would you like to see the latest employee headcount data?
Employee Geographic Breakdown
Would you like to see the latest employee geographic data?
Active Job Postings
Interactive chart of Oliver Wyman annual active job postings from 2023 to 2025.
- Oliver Wyman active job postings in 2025 was 373, a 54.2% increase from 2024.
- Oliver Wyman active job postings in 2024 was 214, a 63.3% decline from 2023.
- Oliver Wyman active job postings in 2023 was 412, a 85.1% increase from 2022.
Would you like to see the latest active job postings data?
Employee Sentiment
Sentiment Topics
Would you like to see the latest employee sentiment data?