It was originally a subsidiary of Gazprom, but now controlled by Gennady Timchenko though his Volga Group SICAV SIF SA fund.

[3] The company has been added to the Specially Designated Nationals List on the US Department of the Treasury site because of connections to the annexation of Crimea by the Russian Federation.

[4] The company is involved in the engineering and construction of pipeline systems, oil and gas production facilities, underground gas storages, power stations, as well as civil and industrial structures and facilities.

In addition to Russia, the company is active in the CIS countries, in the Middle East, Turkey, India, Algeria, Germany and Greece.

[5][6][7] The company had major energy and infrastructure projects in Syria before the Syrian civil war.