Our Sustainable investing team

Katherine Collins, CFA, MTS, is a 31-year veteran in sustainable investing guided by a belief in fundamental relevance of ESG issues at a security level, and the potential for alpha generation and risk mitigation at a portfolio level. Under Katherine’s leadership, a research team with diverse skills, identifies companies whose excellence in relevant sustainability issues is driving potential long-term outperformance.

Get to know our team.

Katherine Collins, CFA, MTS, Head of Sustainable Investing

Experienced as an equity analyst, portfolio manager, and head of research at Fidelity, Katherine founded and led Honeybee Capital, a sustainable research firm, before joining Putnam in 2017.

Years in the industry: 31
Years at Putnam Investments: 4


Stephanie Dobson, Portfolio Manager

Stephanie brings together experience in interpreting and applying ESG data with skills in fundamental analysis and valuation of companies.

Years in the industry: 10
Years at Putnam Investments: 4


Shep Perkins

Shep Perkins, CFA, Chief Investment Officer, Equities

As CIO of Equities, Shep is responsible for providing strategic direction to Putnam's portfolio managers and equity analysts. He joined Putnam in 2011 and is Portfolio Manager of Putnam Sustainable Leaders Fund.

Years in the industry: 28
Years at Putnam Investments: 10


Alexander Rickson

Alexander Rickson, CFA, Quantitative Analyst

Alex provides skills both in the interpretation of ESG data and its application to the processes of risk management and portfolio construction.

Years in the industry: 20
Years at Putnam Investments: 19