David Mabie

David Mabie is a Partner and co-founder at Chicago Capital, LLC, where he leads portfolio management, investment research, and customized financial planning for clients in Chicago and beyond. His investment approach emphasizes long-term value creation for multi-generational families and individuals, with a strong focus on equity and multi-asset class strategies. At Chicago Capital, Mabie is recognized for providing tailored advice, avoiding complex financial products, and aligning investment incentives between clients and management.

Mabie’s career includes over twenty-five years as a Partner at William Blair, where he managed equity and multi-asset portfolios, and portfolio management roles at Stein Roe & Farnham. Early in his career, he worked as an analyst at A.C. Nielsen and also managed Cache Creek Ranch, applying a broad perspective on business operations and alternative asset management. He has consistently been recognized as a top financial advisor, earning distinctions from Barron’s, Forbes, and Crain’s for his expertise and impact on the wealth management industry.

He holds a Master of Management in Accounting, Finance, and International Business from Northwestern University’s Kellogg School of Management, and a Bachelor of Science in Economics and Psychology from Lewis & Clark College. Mabie is a Chartered Financial Analyst (CFA) and active member of the CFA Society of Chicago, further distinguishing his expertise and commitment to professional standards in equity investments, wealth management, and financial planning.