

William Blair Information
Summary
William Blair is a investment company company that has been in the industry for 91 years. The company currently specializes in the Financial Services area. The position of the President & CEO is occupied by John R. Ettelson. Its headquarters is located at Chicago, Illinois, USA. The number of employees ranges from 1.0K to 5.0K. The annual revenue of William Blair varies between 1.0B and 5.0B. To connect with William Blair employee register on SignalHire.
Organization Website | w-blair.com |
Social Links | |
Industries | |
Headquarters Location | 150 North Riverside Plaza, Chicago, IL, 60606 US |
Employees Size | 1000-5000 employees |
Specialties | Investment Banking, Asset Management, Equity Research, Private Wealth Management, Institutional Sales & Trading, Investment Management, Institutional Investment Management, Private Shares Trading |
SIC Code | 6199, 6189, 6411 |
DMA Code | Chicago Metropolitan Area |
Founded | 1935 |
Estimated Annual Revenue | $1.0B - 5.0B |
Operating Status | Independent Company |
Competitors
Founded | Type | Employees | Revenue | Funding | |
|---|---|---|---|---|---|
| 1972 | Public Company | 1.0K - 5.0K | 1.7B | $220.5M | |
| 1881 | Public Company | 1.0K - 5.0K | 1.4B | $125M | |
| 1918 | Privately Held | 1.0K - 5.0K | 1.9B | $1.1B | |
| 1999 | Public Company | 100 - 250 | 167.9M | $547.6M |
Employees Turnover 4 quarter 2025
Number of employees switched from or switched to
Length of Employment
Employee tenure at William Blair shows a diverse range of experience levels:
7% have been with the company for less than 1 year11% for 1–2 years17% for 3–4 years16% for 5–7 years13% for 8–10 years37% have over 11 years of service at William BlairEx-employees positions
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