Defunct energy companies of Germany

Wintershall Holding GmbH, based in Kassel, was Germany's largest crude oil and natural gas producer. It was a wholly owned subsidiary of BASF. The company was active in oil and gas exploration and production with operations in Europe, North Africa, South America as well as the Middle East region. The withdrawal from Russia, a key production area for the company, was announced in 2023. Wintershall employed more than 2,000 people worldwide. In the 2018 financial year the company produced around 171 million barrels of oil equivalent (boe) of oil and gas. Revenues amounted to 4.09 billion euros.

innogy SE was an energy company based in Essen, Germany. It is now merged and integrated into German energy company E.ON.