Alumni Hall of Fame
School of Business: Dion Joannou
BS Business Administration/Marketing ’89
Currently Dion is CEO of Accedian, a private company in the data analytics and service assurance space. Previously Dion was CEO of two privately held companies: one in the consumer segment and the other in the clean tech industry. Dion also worked for Nortel Networks for 14 years in a variety of different jobs until his departure in August 2007. During that period, Dion had 10 different jobs and 8 promotions within the company including President of North America, President of Latin America, and Chief Strategy Officer. In 2007 Dion expanded into board and advisory work with a variety of private and public companies in primarily technology and software industries. Dion holds a BS in business administration from Southern Illinois University Edwardsville and an MBA from University of Miami in International Business Studies. He played for the SIUE men’s tennis team from 1985-1989 and was a three time Division 2 All-American and was inducted into the SIUE Athletics Hall of Fame in 2013. Dion's wife, Claudia, is from Peru. They have three sons. Dion is an avid motor-cross rider, tennis, soccer and golf player.