About Denys Bigus Articles by Denys Bigus April 5, 2016, 4:45 pm OCCRP: A high-profile Russian partner of Ukraine’s top banker Aug. 15, 2014, 5:22 pm ‘Billionaire’ Kurchenko’s allegedly corrupt empire serviced by army of 102 lawyers Aug. 6, 2014, 1:50 pm Kurchenko employee working for Poroshenko administration