Ruhrgas AG was the largest natural gas transportation and trading company based in Essen, Germany. The company was founded in 1926 and it finally ceased to exist on 2 May 2013 when it was merged into E.ON Global Commodities SE.

The MEGAL pipeline is a major natural gas pipeline system in southern Germany. It transports natural gas from the Czech–German and Austrian–German borders to the German–French border.