Before his re-election as Supervisor, Stewart served as CEO of Keep Rockland Beautiful for ten years, leading community cleanup, beautification and educational efforts. Stewart worked closely with volunteer groups, schools,highway, building, and health departments to reduce blight and promote quality of life and environmental awareness. His recent work, removing several wrecked cars from the Sparkill Creek on Clausland Mtn, was featured in an episode of a reality TV series.
A graduate of Wesleyan University, Stewart moved to the Nyack area in 1990 to raise a family with his wife Rachel Grob, a Rockland native. They have two children; Jonah and Talia, a rescue dog named Choco, and two cats.
Stewart served on the Orangetown Planning Board, participated in Leadership Rockland and the Pace University Land Use Leadership Alliance, chaired the Rockland County Water Quality Committee, and won the Journal News “40 Under 40 Award".
During the 1990's, Stewart completed field research on park management in Central America, earned a PhD in geography from Rutgers and taught environmental policy classes at Vassar, Bard, Ramapo and other area colleges.
In addition to serving as Town Supervisor, Stewart acts as liaison for the Town Board to the Parks Committee and the Environmental Committee. He is also a member of the Blauvelt Lions Club, the Nyack Boat Club, and the Sparkill Watershed Alliance, has coached for the Orangetown Mighty Midgets, and served on the Nyack Parking Authority, among other groups.
Stewart's hobbies include sailing, brewing beer, hiking, playing ping pong and reading the news and poetry.