Don Welsh
Executive Director
Environmental Council on States (ECOS)
Donald (Don) Welsh is the Executive Director at ECOS. Prior to working at ECOS, Don held several positions at the Pennsylvania Department of Environmental Protection (DEP), including Deputy Secretary for State/Federal Relations. From 2001 to 2009, Don served as U.S. EPA Region 3 Regional Administrator. He was President & Chief Executive Officer of the Pennsylvania Environmental Council from 2009 to 2010. Appointed in 2013 by the Governor of Pennsylvania to the Citizens’ Advisory Council (CAC) to the Pennsylvania DEP, Don served as its Chairman from 2017 to 2018. Don also served as a voting member of the Environmental Quality Board, which adopts environmental regulations in Pennsylvania. Don earned a B.A. in Political Science from the University of Pennsylvania.