Bumech S.A. engages in sales of thermal coal in Poland, European Union, and internationally. The company operates through Extraction and Sale Coal Stone, Production of Rubber Products, Services Mining, and The Remaining segments. The company also engages in the servicing, maintenance, and repairs of machines. It also manufactures and sells rubber and rubber-metal products. In addition, the company engages in sale and lease of mining machinery and equipment. Further, it engages in extraction and sale of coal stone and aggregates stone, and methane as minerals. Bumech S.A. is based in Katowice, Poland.