Illinois Commissioner, Chairman
David A. Dietzel joined the Board of Commissioners in December 2004 and was appointed by Madison County Board Chairman Alan Dunstan. Dietzel currently works as a part-time senior engineer in business development for SCI Engineering. Prior to his current position, he served as County Engineer for the Madison County Highway Department until his retirement in 2005. Dietzel has received many distinguished awards and continues to be active in several associations. He has a Bachelor of Science degree in Civil Engineering from TriState University and has studied MBA coursework at Southern Illinois University–Edwardsville. Dietzel is a registered Professional Engineer in the state of Illinois.