Rafal Sieklucki
Associate I, Client Relations
About Rafal
Rafal Sieklucki is a client relationship associate with the Golden Team at William Blair. In this role, he will assist with operations, money movement, and client service. He joins the team after interning in the firm’s Private Wealth Management group.
Raf is a graduate of Miami University with a degree in economics. He enjoys soccer, rock climbing, reading, and running, with the goal of qualifying for the Boston Marathon.
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.