Alan is a '80 graduate of Rich East High School where he later returned as head football and head baseball coach. Coach Greenberg has Masters Degrees from Eastern Illinois University and The American College of Education. Alan played both baseball and football at North Central College. He has also been a head baseball coach at Joliet West and assistant at Glenbard West and McHenry High Schools.
He has also served as Head Football Coach at Joliet West, Joliet Township and Glenbard West High Schools in addition to assisting at McHenry High School, University of Arizona and Eastern Illinois University. Coach Greenberg is also the Defensive Coordinator for the Titan football team. He is the proud father of three children, Danielle, Casey, and Zach.