Reinhold Frank

Severomoravská plynárenská as engages in the trading of gas and electricity. The company involves in the activities of trading in gas and electricity, accounting consultancy, bookkeeping, and tax administration services, and lease of residential and commercial real estate properties. Severomoravska Plynarenska was founded on December 13, 1993 and is headquartered in Ostrava, Czech Republic.

Vychodoceská plynárenská as engages in the generation, trading, transmission and supply of electricity and gas. The company was founded on December 13, 1993 and is headquartered in Hradec Kralove, Czech Republic.

Part of RWE AG, RWE Rhein Ruhr AG is a German company that supplies electricity. The company is based in Essen, Germany.

E & Z Industrie-Lösungen GmbH engages in the development, design, manufacture, sale, construction, operation, repair, financing, and maintenance of industrial facilities. It also specializes in the import and export of machines, ships, and industrial products. In addition, the firm trades in raw materials, natural products, and fuels. The company was founded on November 13, 1943 and is headquartered in Essen, Germany.

AEK Energie AG supplies energy and operates a local distribution network. It offers customized contracting, wood pellets and electrical installations. The firm also provides consulting services on the topic of saving energy, which focuses on electricity, heating and cooling. The company was founded in 1894 and is headquartered in Solothurn, Switzerland.

Part of ACS Actividades de Construcción y Servicios SA, Hochtief VSB AS is a company based in Prague, Czechia.

Alpiq Holding AG engages in the power generation, transmission, and distribution services. It operates through the following segments: Generation Switzerland, Generation International, Digital and Commerce, and Group Center and Other Companies. The Generation Switzerland segment comprises the production of electricity from Swiss hydropower and nuclear power. The Generation International segment includes power production in wind power plants, small-scale hydropower plants and industrial photovoltaic plants, the operation of power plants, and the development of several wind farm projects. The Digital and Commerce segment consists of the optimization of power plants as well as the optimization of decentralized generation units and the production of electricity from third parties' renewable energies. The company was founded in 1894 and is headquartered in Lausanne, Switzerland.

Bouygues E&S Intec AG engages in the acquisition, management, and sale of participations in domestic and foreign companies that focus on electrical installations, as well as networks and contact line technology. The company was founded on March 28, 1978 and is headquartered in Olten, Switzerland.