Cordogan, Clark & Associates is a full service, award-winning architectural, planning and engineering firm of innovative professionals committed to excellence.  We specialize in a comprehensive range of distinctive architecture. Projects include municipal, educational, and residential architecture and environments, as well as community, urban, and regional planning.  We provide advanced value planning and accurate research to develop projects of high design quality, functional efficiency, and cost effectiveness. Cordogan, Clark & Associates has significant expertise in green design, sustainable design, and transit-oriented design (TOD).   Our offices are located in Chicago, Illinois and Aurora, Illinois