Jackson Dennies
Associate I, Client Relations
About Jackson
Jackson Dennies is a client relationship associate on the Glass Linger Team at William Blair. He will assist the team with operations and client service as he begins his journey in financial services.
Jackson earned his B.A. and his M.S. from the University of Notre Dame. A five-year member of the Fighting Irish baseball team, he competed in the 2022 College World Series and was elected team captain by his teammates for the 2025 season.
Originally from New Orleans, Louisiana, he now resides in Chicago’s West Loop. Outside of work, Jackson enjoys staying active through fitness, following college and professional sports, and exploring new restaurants around Chicago.
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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2,000+Employees worldwide
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145 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 June 30, 2025
*Includes strategic partnerships with Allier Capital, BDA Partners, and Poalim Capital Markets.