Mary T. Kush '88 is a principal in Douglass Winthrop Advisors, LLC. Previously, she was the chief operating officer, chief financial officer and senior equity analyst at Eagle Capital Management LLC, where she oversaw day to day operations and was responsible for equity research and idea generation for the firm’s portfolio. Mary was an early partner at Eagle, helping grow the firm from $300 million in assets under management to almost $30 billion when she retired in 2018. Kush is on the Board of the Park Avenue Armory, where she serves on their Audit and Finance Committee. She serves on Lehigh University's Board of Trustees and is a member of the Lehigh University Investment Subcommittee and the Cornelia Connelly Finance Committee. Mary has a Bachelor of Science degree in accounting from Lehigh and a Master of Business Administration in finance and Master of Science degree in taxation from Fordham University.

As a standout member of the women's basketball team at Lehigh, Mary set individual single season records in total blocks and blocks per game in each of her four seasons of play (198488). She continues to hold the all-time Lehigh individual career record for total blocks (292) and blocks per game (2.9), and ranks 4th in field goal percentage (.506).