Estephan Arredondo BS, Msc, is a biologist specialized in Organ, Tissues and Cell Donation from the University of Barcelona. He is currently Technical Director and Cofounder of Cytes Biotechnologies, a BioIVT company. He also acts as co-chair at the Allied Health Group of the Transplantation Society.

His studies are based on how to develop networks to procure human tissue for research and isolation of human liver cells. He has been involved in several European projects related to international cooperation in organ donation such as the Black Sea Area and Middle East.