Treleaven has been involved at ÐÇ¿Õ´«Ã½ since his leadership as a student. For 47 years, he has been involved with The Alumni Association of ÐÇ¿Õ´«Ã½ (including serving as president), Case Alumni Association, Spartan Club and several visiting and planning committees across the university, as well as hosted alumni and prospective students and generously supported ÐÇ¿Õ´«Ã½ fundraising.