Greg Quilici
Head of Sales Trading and Co-Head of West Region
About Greg
Greg Quilici, managing director, is head of sales trading and co-head of the west region for institutional equities. Based in San Francisco, he joined William Blair in 2022 from Credit Suisse, where he served as Global Markets western region branch manager. Prior to Credit Suisse, he held roles at Goldman Sachs and Bank of America Merrill Lynch.
Greg graduated from U.C. Berkeley with a B.A. in history and English (minor). He resides in Oakland, California, with his wife and two children.
About William Blair
William Blair is a premier global boutique 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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147 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 December 31, 2024
*Includes strategic partnerships with Allier Capital, BDA Partners, and Poalim Capital Markets.