Born in Lebanon in 1960, Antoine Chaaya studied architecture at the Holy Spirit University of Kaslik (USEK), Lebanon. He joined the Paris office in 1987 and worked as a lead architect on different projects including the Kanak Cultural Center in New Caledonia and the Potsdamer Platz in Berlin.
Becoming Partner in 1997, he was in charge of other projects including The New Columbia University Manhattanville Campus, NY. Currently, he is in charge of the Grand Hospital of Saint-Ouen Paris Nord, and the Jawaher Boston Medical District in Sharjah, UAE.
Antoine was appointed member of the RPBW board in 2014. Elected as a distinguished alumnus, he was nominated the patron of the class of young architects 2017 and received a new distinction in 2018. He is an honorary member of the Lebanese Green Buildings Council. In 2024 he was appointed Member of the Scientific Orientation Council of the Archidessa Chair. He lectures widely including talks at Columbia University, AIA and RIBA.
