The company was established by the commodity trader,
Noble Group, and the private-equity firm,
EIG Global Energy Partners, in July 2014. The initial funding was US$150 million from Noble Group and $50 million from EIG Global Energy Partners. In June 2020, the company announced the provision of backing to enable Chrysaor Holdings to acquire
Premier Oil. In March 2021 the company merged Chrysaor Holdings and Premier Oil and absorbed both into Harbour Energy. It was announced that the merged business would be managed by Linda Cook, who had been CEO of Harbour Energy since it was established. In December 2023, Harbour acquired the German gas and oil production company
Wintershall Dea for $11.2 billion. The transaction was completed in the fourth quarter of 2024. As part of the transaction, the previous owners of Wintershall Dea,
BASF and
LetterOne will receive shares (39.6 per cent and 14.9 per cent, respectively) in Harbour Energy as payment. In December 2025, it was announced that Harbour would acquire the subsidiaries of Waldorf Energy Partners and Waldorf Production for approximately $170 million. == Major Projects ==