Sidamon-Eristoff leads the tax-exempt organizations group at Kalbian Hagerty LLP in Washington, DC.
He has deep experience working with national and international nonprofit organizations, both as a board member and as a staff member. His nonprofit experience includes chairing the boards of both the Chesapeake Bay Foundation and American Friends of Georgia. He has also served as General Counsel for American Farmland Trust, and as a staff attorney for the Trust for Public Land and the Rails-to-Trails Conservancy.