How many employees work at William Blair?
William Blair & Co. LLC has approximately 2,468 total employees worldwide as of March 2026, according to Revelio Labs workforce intelligence data. William Blair’s total headcount has grown 0.1% from 2,466 employees in 2023 to 2,468 in 2026.
Is William Blair hiring right now?
Yes, William Blair is actively hiring. William Blair had 134 active job postings in 2026, a 35.1% increase from 2025 — see job openings & hiring trends.
About William Blair’s Workforce
William Blair & Co. LLC is a Financial Services company that employs 2,468 people worldwide as of March 2026. It is the 9th-largest by headcount among its peers. Founded in 1935, the company is headquartered in Chicago, Illinois.
William Blair's workforce has held roughly steady from 2023 to 2026, up 1.0% year over year in 2026. It fell to a low of 2,279 in 2024 Q1 before recovering. Its workforce is concentrated most in the United States (87.0%), followed by the United Kingdom (8.3%) and Germany (1.6%), with Spain, its fastest-growing location.
William Blair's largest functional groups are Engineering (48.7%), Finance and Operations (39.1%), and Sales and Marketing (12.2%), with Engineering growing fastest (up 1.8%). Median employee tenure is 4.9 years. The average salary is $178,291, ranging from a median of $152,000 in Northern America to $62,000 in South-Eastern Asia.
William Blair's active job postings rose 35.1% in 2026 to 134, with new postings per month climbing from 39 in 2023 to 41 in 2026. Overall employee sentiment is positive and improving.
Sourced from Revelio Labs workforce data.
- Headquarters
- Chicago, Illinois
- Founded
- 1935
- Industry
- Financial Services
- Employees
- 2,468
- YoY
- +1.0% (+149)
As of March 2026
William Blair workforce metrics
Unlock hiring rate, attrition rate, and 12 additional workforce metrics for William Blair. Compare to peers, export the dataset, and access the full quarterly history.
Unlock MetricsWilliam Blair Annual Employee Count (2023-2026)
- William Blair had 2,468 employees in 2026, a 1.0% increase (+149) from 2025.
- William Blair had 2,437 employees in 2025, a 0.9% increase (+111) from 2024.
- William Blair had 2,326 employees in 2024, a 0.4% increase (-48) from 2023.
- William Blair had 2,374 employees in 2023, a 2.8% decline (-153) from 2022.
William Blair's total workforce has grown from 2,466 employees in 2023 to 2,468 in 2026.
William Blair & Co. LLC quarterly employee count
| Year | Qtr | Employees | YoY Change | YoY % |
|---|---|---|---|---|
| 2026 | Q1 | 2,468 | +149 | +1.0% |
| 2025 | Q4 | 2,437 | +111 | +0.9% |
| 2025 | Q3 | 2,392 | +69 | +0.5% |
| 2025 | Q2 | 2,452 | +43 | +0.1% |
| 2025 | Q1 | 2,319 | +40 | +1.1% |
| 2024 | Q4 | 2,326 | -48 | +0.4% |
| 2024 | Q3 | 2,323 | -67 | +0.1% |
| 2024 | Q2 | 2,409 | -57 | -0.2% |
| 2024 | Q1 | 2,279 | -124 | -1.2% |
| 2023 | Q4 | 2,374 | -153 | -2.8% |
| 2023 | Q3 | 2,390 | -123 | -2.5% |
| 2023 | Q2 | 2,466 | -105 | -3.3% |
See William Blair's complete headcount history, including quarterly breakdowns.
Get the DataWilliam Blair Employee Count by Country and Region (2026)
The United States accounts for the largest share of William Blair's global workforce with approximately 87% of total employees, followed by the United Kingdom and Germany. William Blair's headcount in Spain is growing fastest among its major locations, up 55.2% year over year in 2026.
William Blair employees by country
| Country | Employees | % of Total | YoY % |
|---|---|---|---|
| United States | 2,133 | 87.0% | -0.3% |
| United Kingdom | 205 | 8.3% | +2.5% |
| Germany | 39 | 1.6% | +6.6% |
| Switzerland | 11 | 0.4% | +0.0% |
| Netherlands | 10 | 0.4% | +12.1% |
| China | 8 | 0.3% | +0.0% |
| Spain | 6 | 0.2% | +55.2% |
| Singapore | 6 | 0.2% | +1.6% |
| India | 5 | 0.2% | +0.0% |
| Nigeria | 3 | 0.1% | +0.0% |
Drill into city-level data, hiring trends by region, and historic geographic shifts.
Unlock Geographic DataWilliam Blair Employee Count by Department (2026)
William Blair's largest employee groups are Engineering (48.7%), Finance and Operations (39.1%), and Sales and Marketing (12.2%).
William Blair employees by department
| Department | Employees | % of Total | YoY % |
|---|---|---|---|
| Engineering | 1,196 | 48.7% | +1.8% |
| Finance and Operations | 960 | 39.1% | -1.0% |
| Sales and Marketing | 301 | 12.2% | -0.3% |
Compare William Blair's department mix to industry peers.
See Full DataWilliam Blair Employee Salary by Region (2026)
William Blair's average employee salary is $178,291 globally. Employees in Northern America receive the highest compensation. Pay is lowest in South-Eastern Asia, at a median of $62,000.
William Blair median employee salary by region (USD)
| Region | Median Salary |
|---|---|
| Northern America | $152,000 |
| Northern Europe | $146,000 |
| Western Europe | $136,000 |
| Southern Europe | $124,000 |
| Eastern Asia | $91,000 |
| Pacific Islands | $80,000 |
| South-Eastern Asia | $62,000 |
| Sub-Saharan Africa | $12,000 |
| Southern Asia | $5,000 |
Unlock salary by role, level, and city — and compare to William Blair's industry peers.
Unlock Salary DataWilliam Blair Job Openings and Hiring Trends (2023-2026)
- William Blair had 134 active job postings in 2026, a 35.1% increase (+62) from 2025.
- William Blair had 72 active job postings in 2025, a 21.1% decline (-17) from 2024.
- William Blair had 89 active job postings in 2024, a 31.2% increase (+24) from 2023.
- William Blair had 65 active job postings in 2023, a 8.0% increase from 2022.
- Hiring velocity in 2026: 41 new roles/month, up from 39 in 2025 and 45 in 2024.
William Blair's hiring is accelerating: active job postings rose 35.1% in 2026 to 134, with new postings per month climbing from 39 in 2023 to 41 in 2026.
Track new postings per month, role-level demand, and hiring velocity vs. peers.
Unlock Hiring DataWilliam Blair Employee Sentiment (2026)
Revelio Labs tracks employee sentiment across William Blair's workforce based on public professional data. Overall sentiment is positive and has improved year over year in 2026.
Overall
Unlock the full sentiment breakdown by department, tenure, and trend over time.
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Frequently Asked Questions About William Blair
- How fast is William Blair growing?
- In 2026, William Blair's headcount grew 1.0% to 2,468 employees, up from 2,319 in 2025.
- Where are William Blair employees located?
- Most William Blair employees are based in the United States (87.0% of headcount), followed by the United Kingdom and Germany.
- What is the average salary at William Blair?
- The average employee salary at William Blair is approximately $178.3k per year.
- How many people does William Blair hire per year?
- In 2026, William Blair opened roughly 492 new roles — about 41 per month.
- When was William Blair founded and where is it headquartered?
- William Blair was founded in 1935 and is headquartered in Chicago, Illinois.
Speak with a workforce expert about William Blair.
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