According to the Warsaw Business Journal, Polenergia, a company that belongs to the Kulczyk Investment (KI) Group, has submitted an application to the ministry to obtain a permit to explore coal deposits in the area of Orzesze, near the city of Katowice. Jan Kulczyk is considering building two mines, each of which would cost a minimum of €300 million. Kulczyk already operates in the energy and fuel sectors. His companies extract natural gas in Ukraine and oil in Nigeria, and are also looking for gold in Afghanistan.