Polymetal International is the ultimate parent entity of Polymetal Group, a precious metals mining group operating in Russia, Kazakhstan and Armenia. Co. has five reportable segments: Magadan; Ural; Khabarovsk; Kazakhstan; and Armenia. Each segment is engaged in gold, silver or copper mining and related activities, including exploration, extraction, processing and reclamation.

PJSC Polyus is an open joint stock company based in Russia. Co. is engaged in operations as a gold production company. Co.'s major assets are: in Krasnoyarsk region, Olympiada deposit as well as Blagodantoe, Titimukhta, Tyrada, Olenii, Razdolinskaya, Zyryanovskaya and Panimba fields; in Irkutsk region, Zapadnoe, Verninskoe, Pervenets, and Chertovo Koryto and Mukodek goldfields as well as some 94 placer deposits; in Magadan region, Natalka deposit and smaller Degdekan and Vostochnoye fields; in the Republic of Sakha (Yakutia), Kuranakh ore body and Kyutchus field as well as 50% interest in the giant Nezhdaninskoye field; and in Amur region, Bamskoe gold field.CJSC Deloitte & Touche CIS

Tatneft PJSC and its subsidiaries are engaged in crude oil exploration, development and production principally in the Republic of Tatarstan, Russia. Co. is a holding structure, which incorporates oil and gas production boards, crude oil and gas refining companies, as well as enterprises and servicing works selling the crude oil and also the products of crude oil and gas refining and petrochemical products. In addition to this, Co. is also participating in the banking and insurance activities. Co.'s operations are divided into the following main segments: Exploration and Production; Refining and Marketing; and Petrochemicals.

Territorial Generating Company - 1 is a producer of electricity and heat energy in the North-West region of Russia. Co. incorporates generating enterprises from the Baltic Sea to the Barents Sea. Generated electricity is delivered to the domestic wholesale market of electricity and capacity as well as exported to Finland and Norway. Co. is a strategic supplier of heat energy in Saint Petersburg, Petrozavodsk, Murmansk, Kirovsk in the Leningrad Oblast, and Apatity in the Murmansk Oblast.

Yandex is an internet and technology company that operates an internet search engine in Russia. Co. builds intelligent products and services powered by machine learning. Co.'s products and services are based on complex, unique technologies that are not easily replicated. Co. generates substantially all of its revenues from online advertising. Co. also generates revenues from its e-commerce offerings, classifieds and e-hailing service. Co.'s businesses are organized in the following operating segments: Search and Portal; E-commerce; Taxi; Classifieds and Experimental businesses.