Sergey Pavlovich Bukharin

Siberian Business Union Holding CJSC engages in the management activities of the companies under its umbrella. It includes companies that operates in coal mining and processing, engineering, railway carriage repair and chemical plants, providing transport of goods by rail, construction companies, energy companies, the agricultural sector, all types of media, airport, travel, insurance, sports, and health institutions. The company was founded by Andrey Vladimirovich Gridin, Mikhail Yuryevich Fedyaev, Vladimir Grigoryevich Gridin, and Sergey Vladimirovich Gridin on August 12, 2004 and is headquartered in Kemerovo, Russia.

Altayvagon OAO engages in the production of rail freight rolling stock. Its activities include repair, steel castings, assembly, and development and manufacture of new models. The company was founded on October 7, 1941 and is headquartered in Novoaltaisk, Russia.