Clean&Carbon Energy S.A. provides hard coal mining and related services; buys, sells, leases and manages real estate properties; extracts peat. The company operates primarily in Poland with a focus on thermal coal production and property development. Founded in 2002 and headquartered at ul. Bieniewicka 26 in Warsaw, Poland, it was formerly known as Karen S.A. and changed its name in September 2010. Recent financial reporting includes earnings results for the nine months ended September 30, 2024, and the half year ended June 30, 2024, reflecting ongoing operations in its core segments with approximately two employees and leadership under President of the Management Board Józef Mikolajczyk.