BitRiver Rus, based in Irkutsk, Siberia, is one of the largest mining firms in Russia, offering hosting services for large-scale mining. Its data centers are 300 megawatts, and the company plans to increase their size over sixfold by the end of 2022. The company manages five proprietary data centers it has built from scratch, and is implementing a further 15 projects in Russia and abroad, according to the statement.