The Marshall Team
William Blair Private Wealth Management
About William Blair
William Blair is a premier global partnership with expertise in investment banking, investment management, and private wealth management. We provide advisory services, strategies, and solutions to meet our clients’ evolving needs. As an independent and employee-owned firm, together with our strategic partners, we operate in more than 20 offices worldwide.*
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1935Year William Blair was founded
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1,950+Employees worldwide
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150 billion+Client assets
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90 YearsIndependent and employee-owned
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20+Offices worldwide
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650+Companies under coverage
As of September 30, 2025
*Includes strategic partnerships with Allier Capital, BDA Partners, and Poalim Capital Markets.
Thought Leadership
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Retirement and Wealth Transfer: What They Mean For Shareholders
For many investors, the two most important financial goals are to fund a long and successful retirement and to transfer their wealth. With thoughtful planning and strategic management of their portfolios, investors can successfully balance their retirement and wealth-transfer goals.
Our Latest News
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Vertical Aerospace Ltd.: Initiation of Research Coverage
William Blair initiated research coverage of Vertical Aerospace Ltd. (EVTL $6.09). Vertical Aerospace is a U.K.-based urban air mobility (UAM) developer pursuing certification for its Valo piloted eVTOL aircraft, with plans for a follow-on hybrid variant that would have significantly extended range and payload capacity.