[2] He made his professional career at oil trading company Trafigura from 1996 to 2023.

Being the protégé of the company's founder Claude Dauphin,[3] he ultimately served as COO of the group based in Geneva.

He is listed among the 300 wealthiest individuals of Switzerland, with an estimated fortune of 300-400 millions swiss francs.

[4] In 2022, following a very profitable year on the oil market following the Russian invasion of Ukraine, he acquired a property in Geneva for 49.5 million swiss francs.

[5] In December 2023, Wainwright was charged by the Swiss Federal Criminal Court and the US Department of Justice over allegations of bribing public officials in Angola and Brazil, together with two other individuals.