Professor Elhakeem has been active in IEEE International Conferences, where he served  several times as session chair, and technical program chairman.He has chaired and organized numerous technical sessions in IEEE conferences, and was the Technical Program Chairman for IEEE Montech ’86 in Montreal, Canada. More recently, he was the Key Guest Editor for four issues of the IEEE JOURNAL ON SELECTEC AREAS IN COMMUNICATIONS on Code Division Multiple Access, namely CDMA I, II, III and IV, appearing in May ‘94, June ’94, October ’96 and December ’96. Dr. Elhakeem was the Communications chair of IEEE Montreal and TCCC Rep. to ICC ’99, He served as  an associate editor for the IEEE Communications letters Journal ( 1996-1999),he is a professional engineer of Ontario and a senior member of IEEE. Dr Elhakeem has served as a consultant to  many companies  , to Communication Research Center and Industry Canada.