Hamburg, Germany - 2 April 2026 – DNV, an independent energy expert and assurance provider, supported TotalEnergies' sale of a 50 percent stake in an 800MW portfolio of battery storage projects in Germany to Allianz Global Investors (AllianzGI). The portfolio, comprising 11 projects, represents 789 MW / 1628 MWh of capacity and is expected to reach commercial operation by 2028.
"This transaction demonstrates the vital role of independent technical expertise in large-scale energy infrastructure mergers and acquisitions," said Prajeev Rasiah, Senior Vice-President and Regional Director for Northern Europe, Energy Systems at DNV. "With a portfolio of this size and complexity, investors require deep confidence in the assets' technology, construction plans, and revenue assumptions. Our team's ability to deliver a thorough and timely vendor due diligence, coordinating experts across multiple disciplines, provided that confidence and enabled a smooth transaction."