John Zediker is the Chief Operating Officer and a Partner of Ruettiger, Tonelli and Associates. Ruettiger, Tonelli and Associates is a multi-disciplinary real estate consulting firms with specializations in civil engineering, land surveying and geographic information systems.
Zediker has over 20 years of private and public sector experience including serving as the President and CEO of Moser Enterprises, Inc. and the Director of the Transportation, Engineering and Development (TED) Department of the City of Naperville.
Zediker was a member of the DuPage County Board from 2009-2012. He also served on the METRA Board of Directors from 2013-2021 and served as a member of its Safety and Audit Committees and Chairman of the Audit Committee. Zediker has also served on numerous non-profit boards and commissions in the Naperville area including Hesed House, the Naperville Development Partnership (NDP), Choose DuPage and the Naperville Transportation Management Advisory Committee.
Zediker holds an MBA from the University of St. Francis, and MS in Geographic Information Systems from Northern Illinois University and a BS in Geography and History from Carroll University.