Mark currently serves on the Council of Advisors for the National Foundation for Cancer Research and is the former chairman of its investment committee. He is also the founder of Swim4TheCure and has been active in various community and alumni organizations at Yale University and in Greenwich Connecticut.

Mark currently serves on the Council of Advisors for the National Foundation for Cancer Research and is the former chairman of its investment committee. He is also the founder of Swim4TheCure and has been active in various community and alumni organizations at Yale University and in Greenwich Connecticut.