Mariusz Zawisza

EXATEL SA provides telecommunications services for business customers and public administration. The firm focus on telecommunications services for business including Polish and international operators, as well as public institutions. Its service include: data transmission, line lease, voice services and Internet services. The company was founded in 2004 and is headquartered in Warsaw, Poland.

Polskie Gornictwo Naftowe i Gazownictwo SA engages in the production and sale of natural gas and crude oil. It operates through the following segments: Exploration and Production; Trade and Storage; Distribution; and Power Generation. The Exploration and Production segment focuses on the extraction of hydrocarbons from deposits, and its preparation for sale. The Trade and Storage segment comprises of the trade of natural gas in Poland and abroad. The Distribution segment involves in the transmission of high-methane and nitrogen-rich gas, as well as of small amounts of coke-oven gas, over the distribution network to retail and corporate customers. The Power Generation segment consists of the generation of electricity, heat, cold and compressed air, and distribution of heat. The company was founded on September 1, 1982 and is headquartered in Warsaw, Poland.

Energia dla firm SA provides electrical energy. The company was founded in April 2010 and is headquartered in Warsaw, Poland.

Zaklady Remontowe Energetyki Lublin SA is a private company in the energy sector that specializes in repairing and providing electricity. The company is based in Lublin, Poland. The Polish company offers energy advice and focus on innovations in the energy sector. The company's website provides information on energy-consuming technologies, renewable energy, and electricity prices.

Instal-Lublin Sp zoo provides installation services. It specializes in works on industrial, housing and utility investments. The firm's services include: assembly of heat, ventilation, sanitary and technological installations, external water-pipe network, sewage, heat and gas systems with designing. The company was founded in 1951 and is headquartered in Lublin, Poland.