Gazprom Neft PJSC is vertically integrated oil company operating in the Russian Federation, CIS and internationally. Co.'s principal activities include exploration, production and development of crude oil and gas, production of refined petroleum products and distribution and market ing operations through its retail outlets. Co.'s Upstream segment includes the exploration, development and production of crude oil and natural gas (including joint ventures results), oil field services. Co.'s Downstream segment processes crude into refined products and purchases and sells and transports crude and refined petroleum products (refining and marketing).

Moskovskaya Birzha MMVB-RTS PAO. Moskovskaya Birzha MMVB-RTS PAO (MMVB-RTS OAO) is a Russia-based integrated stock exchange that provides electronic trade organization, clearing and settlements on trades, depository and information services. The Company provides trading and settlement services in such segments of the financial market as foreign exchange (FX) market, federal bonds market, market of derivative financial instruments, cash equities market, corporate and regional fixed income market, commodities market, as well as market for state and municipal orders. The Company was established as a result of the merger between MMVB ZAO and RTS OAO. It operates through six branches and three representative offices. As of February 27, 2013, the Company's major shareholder was the Central bank of the Russian Federation with a stake of 22.47%. In January 24, 2014, the Company sold its whole stake in MMVB-IT ZAO.

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).

PJSC Lukoil is a vertically-integrated oil company engaged in the exploration and production of crude oil and natural gas. Co. is engaged in all main sectors of the modern oil business including supplies, refining, marketing, transportation, petrochemicals and oil-related activities. Co.'s operations are divided into five business segments: Exploration and Production; Refining, Marketing and Distribution; Chemicals; Power Generation and Other Business Segments. Co. owns and operates refineries in Bulgaria (LUKOIL Neftochim Bourgas AD) and Romania (Petrotel-LUKOIL).

Polski Koncern Naftowy Orlen's activities are divided into three main business segments: the Refining Segment that comprises crude oil processing as well as wholesale and retail trade in refinery products. The Petrochemical Segment that encompasses production and sale of petrochemicals and chemicals. The Retail Segment that comprises of sales at petrol stations. Co.'s basic products include gasolines, diesel oils, light heating oil, Jet fuel, liquid gas, polyetylene, polypropylene, benzene, butadiene, acetone, phenol, glycols, toluen, ortoxylene.

Polskie Gornictwo Naftowe I Gazownictwo SA Polish Oil & Gas Co (PGNiG) is an integrated natural gas company based in Poland. Co.'s core activity covers exploration and production of natural gas and crude oil as well as import, storage, trade and distribution of gas and liquid fuels. Co.'s scope of activity includes gas trading and commercial support, as well as operation, maintenance and expansion of its distribution system. Co.'s distribution networks comprises over 100 thousand kilometers of gas pipelines (high, upper-medium, medium and low pressure), which cover primarily industrialized and urbanized areas of the country.

OJSC OC Rosneft is a vertically-integrated Russian oil and gas company with upstream and downstream operations in each of Russia's oil-producing regions. Headquartered in Moscow, Co. operates ten oil and gas producing enterprises across Russia and is involved in over ten exploration projects. In addition to its upstream operations, Co. also owns two refineries, which have a combined capacity of 10 million tons per year, as well as four main oil export terminals and a nationwide network of over 600 service stations. Co.'s downstream operations consist of its crude oil export structure, refining operations and nationwide network of marketing subsidiaries.

NK Russneft' PAO is a Russia-based company engaged in the oil and gas industry. It is mainly involved in the extraction and distribution of crude oil, as well as production of associated petroleum gas (APG), natural gas and gas processing. The Company and its subsidiaries hold more than100 subsoil licenses and operate over 125 oilfields. The Company's extraction operations are structured into three geographical groups: West Siberian Group, Volga Region Group and Central Siberian Group. In addition, the Company operates on the territory of Azerbaijan. NK Russneft' PAO operates in various regions of Russia and in Belarus. The Company has its own research and technology center. The Company supplies oil both to Russian market and to export markets of Commonwealth of Independent States (CIS) and other countries, including Hungary and Slovakia.

Surgutneftegaz is vertically integrated oil company based in Russia. Co.'s activities include prospecting and exploration of hydrocarbons, oil and oil and- gas fields development and construction; oil products and petrochemicals manufacturing and marketing; power generation; gas processing and gas products marketing. Co.'s operations expand beyond Western Siberia in 3 oil production centers, two of which, in Eastern Siberia and Timano- Pechora, are to be built up within the next 3 years. Co. operates in 16 constituent territories of the Russian Federation from Republic of Sakha (Yakutia) to Kaliningradskaya Oblast. Co.'s mineral resource base comprises 134 license areas of 120,000 sq. km.

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.

voestalpine is engaged in the production, processing, and distribution of materials made of steel and in research and development in the areas of metallurgy, metal processing, and materials technology. Co.'s steel division focuses on the production and processing of flat steel products. Co.'s special steel division is involve in tool steel and high-speed steel. Co.'s metal engineering division is engaged in turnout technology, rails and treated wire, and tubes. Co.'s metal forming division is involve in tube products and precision strip steel as well as pre-finished system components. Co.'s other activities include heavy plate production, a foundry, and a number of downstream processes.

Wienerberger is a building materials group. Co.'s segments include: Clay Building Materials Eastern Europe, Clay Building Materials Western Europe, Pipes & Pavers Eastern Europe, Pipes & Pavers Western Europe, North America and Holding & Others. The Clay Building Materials Europe division covers activities in the areas of clay blocks, facing bricks and roof tiles. The Pipes & Pavers Europe division includes Co.'s business activities with plastic pipes, ceramic pipes and concrete pavers. The North America division covers activities in the areas of facing bricks, plastic pipes and concrete products. The Holding & Others division covers activities in the areas of clay blocks.

Wizz Air Holding is a European airline. As of Mar 31 2017, Co. provided more than 500 routes from 28 bases, connecting 141 destinations across 42 countries. Co. has two reportable segments: the airline and the tour operator business units, marketed under the Wizz Air and Wizz Tours brand names, respectively. Wizz Air sells flight tickets and related services to external customers and, to an extent, to Wizz Tours. Wizz Tours sells travel packages to external customers covering the network of Wizz Air.