After graduating from the New York University film school, Pierre worked in New York for different production companies and TV channels such as ABC Television and the Art & Entertainment network. In 2001, he came back to Lebanon and directed several documentaries for television channels such as Al-Arabia, TV5 and Al-Jazeera. He made several films on religious minorities such as the Bahai and the Zoroastrians and directed several portraits of known Arab and African filmmakers. He has recently finished a series of documentaries for ARTE on Beirut and is developing several feature film screenplays including a French comedy set in Paris and a sports movie set in Beirut and Germany.