Frank Mastiaux

EWE AG provides utility services such as distribution of electricity and gas. The firm supplies electricity and natural gas, water management, communication infrastructure, Internet connections, billing systems in network control, energy trading, and energy management. The company was founded in 1943 and is headquartered in Oldenburg, Germany.

BP Group Plc operates as a holding company. The firm operates through its subsidiaries and provides exploration and production, refining and marketing of petroleum, natural gas, power, renewables, and other related products. The company is located in London, UK

Part of E.ON SE, E.ON Climate & Renewables GmbH operates renewable energy assets. The company is based in Essen, Germany. The German company was founded in 2007. The CEO is Anja-Isabel Dotzenrath.

CITGO Petroleum Corp. engages in refining, transporting, and marketing of transportation fuels, lubricants, and petrochemicals products. It offers retail gasoline, diesel fuel, jet fuel, lubricants, petrochemicals, and other petroleum-based industrial products. The company was founded by Henry L. Doherty in 1910 and is headquartered in Houston, TX.