DEA AG
| Company type | AG | 
|---|---|
| Industry | Oil and gas | 
| Predecessor | Deutsche Erdöl-Aktiengesellschaft (DEA) | 
| Founded | 1899 | 
| Defunct | May 2019 | 
| Fate | Merged with Wintershall to form Wintershall Dea | 
| Successor | Wintershall Dea | 
| Headquarters | , | 
| Number of locations | 12 | 
| Revenue | €1.5 billion (2016 ) | 
| Number of employees | 1,150 (2016) | 
| Parent | L1 Energy | 
DEA Deutsche Erdoel AG was an international oil and gas company headquartered in Hamburg, Germany. It was a subsidiary of L1 Energy. In 2018, DEA owned stakes in oil and gas licenses in various countries and operated natural gas underground storage facilities in Germany. DEA is a derivation from Deutsche Erdöl-Aktiengesellschaft, the original name of the company. On 1 May 2019, DEA merged with Wintershall to form Wintershall Dea.