Etalon Group is a real estate development and construction company. Co.'s principal activity is residential development in Saint-Petersburg metropolitan area and Moscow metropolitan area, the Russian Federation. Co. has three reportable segments: Residential Development, which includes construction of residential real estate including flats, built-in premises and parking places; Constructions Services, which includes construction services for third parties and for internal purpose; and Other Operations, which include selling of construction materials, construction of stand-alone premises for commercial use and various services related to sale and servicing of premises.

PJSC Gazprom is a gas company based in Russia. Co.'s principal activity is the sale of gas. Co. is also involved in other types of activities which include leasing of assets, gas transportation and storage services, sale of gas condensate and refined products. Co. and its subsidiaries and associates operates gas pipelines systems in Russia. Co. is responsible for substantially all gas production and high pressure gas transportation in the Russian Federation. Co. is also a major exporter of gas to European countries. Co. is directly involved in exploration and drilling for hydrocarbons, production of gas and other hydrocarbons and domestic and export sale of gas and other hydrocarbons.

Novatek is an independent gas producer and natural gas producer in Russia. Co. is engaged in the exploration, production, and processing of natural gas and liquid hydrocarbons. Co.'s upstream activities are concentrated in the Yamal-Nenets region, which is a natural gas producing area and accounts for a significant part of Russia's natural gas production. Co.'s three core fields are located in the regions of Yurkharovskoye, East Tarkosalinskoye and Khancheyskoye. Co. maintains natural gas reserves of approximately 1,144 bcm. Co.'s total net proved reserves totals around 8,088 million barrels of oil equivalent (boe).

PAO Severstal is an integrated Iron & Steel works company with a range of products: hot and cold rolled steel, roll-formed shapes and pipes, rolled sections, a large group of coke products and by-products. Co. also has various social responsibilities such as the operation and maintenance of sports complexes, holiday and recreational facilities and public housing. Co.'s operations are organized along three principal divisions: Severstal Russian Steel engaged in crude steel production; Severstal Resources engaged in the production of iron ore concentrate, pellets and coking coal; and Severstal International engaged in the production of high-quality flat-rolled products.