John S. Osterweis

Founder, Chairman & Co-Chief Investment Officer – Core Equity

John S. Osterweis

John S. Osterweis

Founder, Chairman & Co-Chief Investment Officer – Core Equity

John Osterweis graduated from Bowdoin College (B.A. in Philosophy, cum laude), and Stanford Graduate School of Business (M.B.A. with top honors in Finance).

After graduating from business school, he served as a Senior Analyst concentrating on the forest products and paper industry for several regional brokerage firms and later for E.F. Hutton & Company, Inc. In addition to his activities as an analyst, Mr. Osterweis served as Director of Research for two firms and managed equity portfolios for over ten years.

In late 1982, Mr. Osterweis decided to devote full time to his portfolio management activities, and in April of 1983 launched Osterweis Capital Management.

For a number of years Mr. Osterweis served as Director of the Lucas Museum of Narrative Art, Director on the Stanford Alumni Association Executive Board, Trustee of Bowdoin College, Director and Vice Chairman of Mt. Zion Hospital and Medical Center, and President of the Board of Directors for Summer Search Foundation. He currently serves as a Trustee of the San Francisco Ballet Association Director of the San Francisco Free Clinic, and President Emeritus of the San Francisco Ballet Endowment Foundation, as well as Trustee Emeritus of Summer Search Foundation and of Bowdoin College.

Mr. Osterweis is a member of the firm’s Management Committee, a principal of the firm and the co-lead Portfolio Manager for the core equity and flexible balanced strategies.

Carl P. Kaufman

Co-President, Co-Chief Executive Officer, Chief Investment Officer – Strategic Income & Managing Director – Fixed Income

Carl P. Kaufman

Carl P. Kaufman

Co-President, Co-Chief Executive Officer, Chief Investment Officer – Strategic Income & Managing Director – Fixed Income

Carl Kaufman graduated from Harvard University (B.A. in Music, cum laude) and attended the New York University Graduate School of Business Administration.

Prior to joining Osterweis Capital Management in 2002, Mr. Kaufman was a senior member of the convertible bond team at Robertson Stephens, where he focused on technology and biotech securities. Before that, he spent nineteen years with Merrill Lynch in their Institutional Sales office, specializing in convertible bond and equity research sales and trading.

Mr. Kaufman is responsible for the President and CEO functions related to the firm’s investment matters and is a member of the firm’s Management Committee. He is a principal of the firm and the lead Portfolio Manager for the strategic income strategy, which he has managed since its inception in 2002. He is also the Managing Director of Fixed Income and a lead Portfolio Manager for the flexible balanced strategy.

Catherine C. Halberstadt

Co-President & Co-Chief Executive Officer

Catherine C. Halberstadt

Catherine C. Halberstadt

Co-President & Co-Chief Executive Officer

Catherine Halberstadt graduated from the University of San Francisco (B.S. in Business Administration).

Ms. Halberstadt joined Osterweis in 1994 as part of the operations team. Since then, she has progressively assumed more responsibility at the firm, most recently in the role of Chief Operating Officer and Chief Financial Officer. Effective July 2017, Ms. Halberstadt assumed the role of Co-President & Co-Chief Executive Officer. Prior to joining Osterweis, Ms. Halberstadt worked in the Treasury Department at Westamerica Bank.

Ms. Halberstadt is a principal of the firm and is responsible for the President and CEO functions related to the firm’s non-investment matters, including operations, compliance, finance, technology, client relations, business development, marketing and human resources. She is also a member of the firm’s Management Committee.

References to other mutual funds should not be considered an offer of those securities.