Wintershall Dea will sell its 5% interest in the Nyhamna terminal to CapeOmega and its 13.3% interest in the Polarled pipeline to Solveig Gas Norway.
The size of Spirit Energy's operation will limit any potential buyers to well-funded firms, according to an analyst.
Neptune Energy will acquire interests in a number of oil and gas fields in Emsland and the Grafschaft Bentheim region in Germany from Wintershall Dea.
BASF and LetterOne have agreed to hire Paul Smith as future chief financial officer of Wintershall DEA.
German oil firms Wintershall and Dea confirmed they will merge today after signing a 'definitive transaction agreement'.