RWE Dea AG is an international oil and gas company headquartered in Hamburg, Germany. It is a subsidiary of RWE. RWE Dea owns production facilities in Germany, the United Kingdom, Norway, Denmark, and Egypt, and also holds exploration licences in Algeria, Ireland, Libya, Mauritania, Morocco, Poland, Turkmenistan and Trinidad & Tobago. The company also operates natural gas underground storage facilities in Germany.
DEA is a derivation from Deutsche Erdöl-Aktiengesellschaft, the original name of the company.