Sérgio Tréfaut, living and working in Lisbon, Portugal, was born on February 23, 1965, in São Paulo, Brazil. from a Portuguese father and a French mother.
After a Master in Philosophy at the Sorbonne (Paris), he started his career in Lisbon as a journalist and assistant director. Eventually, he became producer and director.
His documentaries were presented in more than 30 countries and received several international awards. For many years Sergio directed the Doclisboa International Film Festival and was the president of Apordoc (Portuguese Documentary Association).