Justin H. Kelly, CFA

Justin is the CEO and CIO of Winslow Capital. Justin also serves as portfolio manager on the firm’s flagship U.S. Large Cap Growth Strategy. He has been with Winslow Capital for over two decades and has transformed the firm from a single strategy, niche investment firm to a thought leader globally in growth equity investing […]

Patrick M. Burton, CFA

Pat joined Winslow Capital in 2010 as a portfolio manager/analyst responsible for the Information Technology sector. He focuses his expertise in analyzing both potential technology investments and trends within the ever-changing technology landscape. Prior to 2010, he was senior equity research analyst for Thrivent Asset Management in Minneapolis. He also served as a managing director […]

Steven M. Hamill, CFA

Steve joined Winslow Capital in 2006 focusing his expertise on the Healthcare sector, analyzing new medical discoveries, consumption trends and political shifts to help identify investment opportunities. In his current position as Portfolio Manager for the suite of Large Cap Growth Strategies, he has responsibilities in portfolio construction and stock selection. Further, he analyzes U.S. […]

Peter A. Dlugosch

Peter started his career at Winslow Capital in 2013 as an equity trader. In his current position as Portfolio Manager he leverages his extensive quantitative, trading and analytical experience to help manage portfolio and stock risk. He also serves as a Financials sector specialist with key areas of focus being exchanges, payments, fintech, and asset […]

Kelly A. Flynn, CFA

As portfolio manager on the Growth Capital Strategy, Kelly is responsible for deal pipeline, sourcing and portfolio construction. She and the sector analysts conduct the detailed analytical work on all investments. Kelly is also a member of the Investment Team for the U.S. Large Cap Growth Strategy. Prior to joining Winslow Capital in 2013, she […]

Calvin Bohman

Calvin joined Winslow Capital in 2015 working on the trading desk. Calvin serves as a Portfolio Manager on the U.S. Large Cap Growth ESG Strategy and oversees the Investment Team’s quantitative analytics and risk management programs. He develops and implements a range of quantitative tools, including risk analytics and other proprietary scoring tools specific to […]

Steven F. Berasi

Steven joined Winslow Capital in 2026 as a Sector PM/Analyst for the U.S. Large Cap Growth Strategies, responsible for the Technology sector. Steven focuses on conducting deep fundamental work through discussions with industry experts and company management teams as well as analyzing technological shifts. Specifically, his coverage includes semiconductors, semiconductor capital equipment, hardware and internet. […]

Rachel D. Jonas

Rachel joined Winslow Capital in 2023 as a Sector PM/Analyst focusing on researching the Healthcare sector for the U.S. Large Cap Growth Strategies. She utilizes her bioengineering background to analyze science-driven companies where understanding the enabling technology and a critical review of clinical trial data is required to come to an investment decision. Prior to […]

Mitchell A. Kaiser

Mitch joined Winslow in 2011 focusing his expertise in the Consumer Discretionary sector analyzing potential investments and consumer purchasing trends. Key areas of focus include traditional brick and mortar retail, e-commerce, restaurants, media, cable, lodging and gaming. Prior to that, Mitch was managing director at Piper Jaffray & Company. He also served as a senior […]

Donald S. Porter, CFA

Donald joined Winslow Capital in 2023 as a Sector PM/Analyst for the U.S. Large Cap Growth Strategies. He is responsible for the Industrials, Materials and Energy sectors. Donald focuses on discerning industry trends, meeting with management teams and discovering new investment ideas. Specifically, his coverage includes aerospace & defense, transports, machinery, building products, materials, energy […]