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Advisor Information for MBGVX

Fund Inception05/08/2015
Name of IssuerAMG Funds
Fund Advisor(s)AMG Funds LLC
Sub-Advisor(s)GW&K Investment Management, LLC

Fund Managers for MBGVX

Mary Kane
Portfolio Manager since 02/26/2015
Mary is a partner of the firm and responsible for the implementation and execution of all GW&K taxable fixed income portfolios. She has a long-tenured and successful career in building taxable fixed income portfolios and mutual funds that serve a wide range of clients. Mary is a proven leader and manages all aspects of GW&K’s taxable bond portfolio management, research, and trading. She is a member of the firm's Investment, ESG, and Global Allocation Committees. Prior to joining GW&K, Mary was a managing director and portfolio manager with Fortis Investments where she was responsible for all of the firm's US dollar-denominated taxable bond mutual funds. Previously she was a vice president at Invesco, where she served as a senior high-yield credit analyst and managed various institutional fixed-income mandates. She began her investment career as a fixed income trader and credit analyst at Gardner and Preston Moss. Mary graduated cum laude from Wheaton College where she earned an AB in Economics and received her MBA from Boston University's Questrom School of Business. She is a CFA® charterholder and a member of the CFA Institute and the CFA Society Boston.
Brett Kozlowski
Portfolio Manager since 07/01/2025
Brett is a member of GW&K’s Taxable Bond Team responsible for opportunistic and strategic portfolio positioning, performance, and risk management for all of the firm’s Taxable Bond Strategies. He brings to the team broad fixed income research and management knowledge, with a particular focus on the structured credit universe. His experience is well aligned with GW&K’s long-standing philosophy of applying an active total return approach supported by in-depth independent research. He is a member of the firm’s Investment Committee. Prior to joining GW&K, Brett was co-head of Structured Credit at Franklin Templeton, where he managed multi-asset fixed-income funds and structured credit-specific mandates. He led the creation of a Collateralized Loan Obligation (CLO) investment strategy, developed a credit model and OAS framework, and oversaw over $1 billion in new investments across accounts. Previously, he was a lead portfolio manager at Putnam Investments, responsible for investment allocations, research, analysis, and trading across structured products, managing over $12 billion in assets. Prior to Putnam, Brett held roles in portfolio management, research, and trading, beginning his investment career at Fidelity Investments. Brett graduated with a Bachelor of Science degree in Economics with a minor in Mathematics from Massachusetts Institute of Technology. He is a CFA® charterholder and a member of the CFA Institute and the CFA Society Boston.