James Dunham
Strategic Accounts Manager

About Jamie
Jamie Dunham is a strategic accounts manager at William Blair Investment Management. He focuses on relationship management and business development across bank/trust, sub-advisory, insurance, broker-dealer, wirehouse, and retirement platforms. Before joining the firm in 2019, Jamie held several senior leadership roles, including managing director and global head of sub-advisory at Perella Weinberg Partners, vice president at Goldman Sachs’ investment management division, and managing director and head of sub-advisory at Principal Global Investors in New York. He also was vice president at BT Funds Management and spent six years at Bankers Trust and Deutsche Bank in Australia. Jamie is a frequent speaker, panelist, and source on financial markets, and has been a guest on Bloomberg TV. He is also a former chairman of the Financial Research Associates Sub-Advised Funds Forum. Jamie received an Associate Diploma of Business in credit management and a BBus in banking and finance and from the University of South Australia.
Why We Invest Shapes How We Invest
Culture is more than the ethos that characterizes our organization; it’s the engine that guides our practices. Our people are defined by their shared values and curiosity. Our approach is defined by teamwork; a disciplined, proven methodology; and technology-enhanced collaboration. Our purpose is defined by a focus on our clients and communities. But don’t take our word for it. See what culture means to our colleagues.
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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 30 offices worldwide.*
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1935Year William Blair was founded
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1,950+Employees worldwide
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154 billion+Client assets
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90+ YearsIndependent and employee-owned
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30+Offices worldwide*
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650+Companies under coverage
As of December 31, 2025
*Includes strategic partnerships with Allier Capital, BDA Partners, and Poalim Equity.