Tim McCallum

Tim P. McCallum serves as Senior Vice President and Head of Single-Family Market Engagement at Fannie Mae, reporting to the Executive Vice President and Head of Single-Family. In this role, he leads the strategic direction and execution of Fannie Mae’s engagement with Single-Family sellers and digital product service providers. His leadership spans five integrated teams—Client Engagement, Client Operations, Sales Operations, Technology, and Client Risk – each focused on enhancing market presence, driving technology adoption, and delivering proactive, data-driven risk management across the mortgage ecosystem. Specifically, Mr. McCallum’s responsibilities include overseeing relationship management, sales strategy, and operational alignment with lenders and industry partners. His goal is to have Fannie Mae be the investor of choice by fostering innovation, enabling scalable technology solutions, and promoting affordable housing through strategic engagement. Previously, Mr. McCallum served as Vice President of Customer Management Solutions, Vice President of Real Estate Dispositions (REO, Short Sales, Third Party Sales and Deed in Lieu), Director of Short Sales, and Senior Manager of REO Alternative Disposition during his time at Fannie Mae since 2010. Prior to joining Fannie Mae, Mr. McCallum held senior roles at Fiberlink Communications, Wilmington Finance, Mortgage Lenders Network, and Wells Fargo Financial. Mr. McCallum has a Bachelor of Science in Finance with a Minor in Economics from The Pennsylvania State University.