Michael is a co-portfolio manager for bank loan strategies at Loomis, Sayles & Company. He began his investment career in 1997 in fund operations at First Data, where he managed a group of fund specialists before joining Loomis Sayles in 2000 as a senior specialist in the mutual fund group. After moving to the quantitative research and risk analysis group for two years, providing support to portfolio managers, traders and marketing professionals, Michael joined the bank loan team, where he analyzed credits and worked on special projects.

Heather is a co-portfolio manager for bank loan strategies at Loomis, Sayles & Company. She began her career in 2005 as a credit analyst at Columbia Management/Bank of America, where she analyzed loans, bonds, and structured products, and developed valuation models. She joined Loomis Sayles in 2008 as a vice-president and research analyst covering loans, high yield, investment grade, and emerging market credits until 2011. After earning her graduate degree, Heather then worked as an early-stage technology investor for Converge Venture Partners.

Peter Sheehan is a co-portfolio manager on the full discretion team at Loomis, Sayles & Company. He co-manages the team's suite of high yield strategies. Additionally, Peter is a credit strategist focused on the bottom-up security selection process for the full discretion team. Working in concert with the senior research analysts, he oversees the underwriting and investment recommendation of the team’s largest active weight positions. Peter joined Loomis Sayles in 2012 from the MBA program at Boston College. Previously, he was an associate at CapX Partners, a Chicago-based private equity firm, specializing in lower middle market and stressed credit investing. Peter began his investment industry career in the credit training program at Bank of America/LaSalle Bank. He earned a BA from Vanderbilt University and an MBA from the Carroll School of Management at Boston College.

Eric Williams is a portfolio manager on the Full Discretion Team at Loomis, Sayles & Company. He co-manages a suite of high yield and bank loan strategies. Eric has 14 years of investment industry experience. Eric joined Loomis Sayles in 2025 from Northern Trust Asset Management where he most recently served as the head of capital structure and a senior portfolio manager on the global fixed income team. In this role, he had broad oversight of the actively-managed leveraged credit platform and served as the lead portfolio manager on several leveraged credit strategies. Previously, Eric was the head of credit at Northern Trust and a senior portfolio manager for fundamental, systematic and global high yield and ESG mandates. Prior to this, he was a portfolio manager and trader, working with research analysts to evaluate fundamental risk exposures, with a focus on valuation and volatility. Earlier in his career, Eric was a portfolio analyst and associate portfolio manager. Eric earned a BA in economics from the University of Colorado and an MBA with a concentration in finance and economics from the University of Chicago Booth School of Business.

Matt has 30 years of experience as a portfolio manager and fixed-income analyst. He is co-portfolio manager for a number of Loomis Sayles’ institutional and retail funds and serves as a member of the firm’s board of directors. Matt joined Loomis Sayles in 1997 as a research analyst for the multisector fixed-income team. Prior to Loomis Sayles, he was a senior fixed-income analyst at Liberty Mutual Insurance Company and a senior credit analyst at BancBoston Financial Company. Matt earned a BA from Northeastern University and an MBA from Boston University.