William Constantine Cordogan passed away early morning on December 21, 2012 due to complications from a prolonged illness. He was born on March 31, 1948 in Chicago, Illinois, and spent much of his youth in St. Charles. He was a 1965 graduate of St. Charles High School, and attended the Massachusetts Institute of Technology and the University of Illinois
. He was preceded in death by his father, Gus W.Cordogan. He is survived by his son, Joseph Beyer, of Rio de Janeiro, Brazil, partner Sherry Grimm of Kokomo, Indiana, mother Ann Cordogan of St. Charles, brother Constantine (Laura) Cordogan of Germantown, Tennessee, brother Steve (Sandra)Cordogan of Geneva, sister Anne (Carl)Ward of St. Charles, sister Diane (Craig) Junod of St. Charles, brother John (Susan) Cordogan of Chicago, and many nieces and nephews. Services will be private.