Alexander von Ledebur

swb AG distributes gas, water, electricity and specializes in waste disposal management and water treatment. Its principal activity is to supply of the city of Bremen with electricity, natural gas, water and district heat. The company was founded on September 23, 1854 and is headquartered in Bremen, Germany.

VNG AG wholesales and distributes natural gas. It focuses on the four key business areas of exploration and production, trading and services, transport, and storage. The firm offers gas related, energy industry services, training and advice and marketing services. The company was founded on June 29, 1990 and is headquartered in Leipzig, Germany.