David Rockefeller
Parsons became chairman emeritus of the Partnership for New York City, established by David Rockefeller in 1979, who has known him for many years. He became an advisory trustee of the family's principal philanthropy, the Rockefeller Brothers Fund, and he sits with David Rockefeller on the board of the World Trade Center Memorial Foundation. Parsons is also on the board of the family-created Museum of Modern Art.