The cafe owner at the centre of a global nickel market scandal

Four of the companies it is suing have overt links to Gupta through shareholdings or directorships. Gupta, who denies wrongdoing, and the four companies have hired one of London's highest-profile law firms, Mishcon de Reya, to act for them. Trafigura alleges Gupta has "de facto" control of the others - Spring Metal, New Alloys Trading, and Mine Craft. The three companies are listed in court records as litigants in person, meaning they will represent themselves in court. Trafigura seems to have had sparse knowledge about their owners and claims it relied heavily on Gupta and an operations executive he employed…