Brian Weinstein
Managing Director, Medical Technology
About Brian
Brian Weinstein, CFA, partner, is a managing director for William Blair based in the firm’s Chicago office. He originally joined William Blair in 2001 in Equity Research, where he most recently served as group head of life sciences covering life science tools diagnostics and medical technology. Brian covered nearly 50 companies across the sector over 21 years. Prior to William Blair, he worked for Allegiance, Baxter, and Casas, Benjamin, and White, LLC.
Rigorous pursuit of your success. Every transaction. Every time.
Our investment bankers are 100 percent committed to your organization’s sustained success. By drawing on our deep industry and product experience as well as our dedicated global resources, we provide advisory and financing services that allow you to capitalize on today’s opportunities and anticipate tomorrow’s challenges.
More about investment banking at William Blair
Medical Technology
William Blair’s Medical Technology team works with many of the world’s most innovative medical technology companies to help transform their growth trajectory through capital access and M&A partnerships. By combining deep expertise in the mega trends driving life science and medical product innovation and our knowledge of the regulatory and reimbursement environment, we deliver trusted advice and outstanding execution for market-leading companies and financial sponsors.
Learn more about our medical technology expertise
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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1,900+Employees worldwide
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139 billion+Client assets
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90 YearsIndependent and employee-owned
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20+Offices worldwide
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~650Companies under coverage
As of March 31, 2025
*Includes strategic partnerships with Allier Capital, BDA Partners, and Poalim Capital Markets.