Olivier Hoslet was born in Belgium in 1972. At 20 he began as a stringer for a Belgian newspaper covering local and national news. In 1996 he turns to international coverage working with Reuters and Sigma. At the turn of the millenium Olivier joined national Belgian news agency Belga focusing on royals and politics.
In 2003, he joined epa in Paris mainly covering major sports. He was then named chief photographer for Brussels in charge of European institutions and Belgian news coverage where politics and diplomacy reign. As an experienced sailor he also covered the sailing competitions at the Olympic Games in Beijing and London.