Dr. Hossam Ahmed Tieama studied Chemistry at Alexandria University, Egypt and graduated in 2000. He then joined the research group of Polymer Chemistry. He obtained his PhD degree in the field of water and waste water treatment applications using modified membranes. He is currently employed as a utilities general manager at Abu Qir Fertilizers company, and he has got 21 years of experience in the field of water treatment .He has participated in many international conferences and presented many researches in water purification applications using modified membranes. He has published in several international journals on membranes topics and continuing his research activity at the city of scientific research and technology applications.