Denys has 20 years of experience in marketing at the telecommunication market. Before joining the "Ukrtelecom" team, Denys was a head of Marketing Department in LLC "Astelit" (TM lifecell) and he held the possition of Strategic Marketing Department head in Kyivstar. Denys graduated from National Technical University of Ukraine "KPI". He also has a degree in marketing and economics of International University of Finance, CIM certificate and the MBA certificate of Institute of international business relations.