Russia’s billionaire mayonnaise king is under arrest, reportedly over a drone project Vladimir Putin toured in 2025
Valery Kustov, chairman of the board and principal shareholder of the Efko group of companies, a Russian vegetable oils and fats producer, was detained in Moscow on suspicion of large-scale fraud, sources told the business news outlet RBC. Efko’s general director, Yevgeny Lyashenko, was detained along with Kustov, and investigators are now seeking court orders to arrest both men.