Deutsche Windtechnik signed a long-term service contract with Trianel Windkraftwerk Borkum GmbH & Co. KG to take over maintenance and service for the Trianel Offshore Wind Farm Borkum I. The agreement covered planned maintenance and upkeep (excluding major components) for 40 Adwen AD5-116 turbines and included a binding energy availability guarantee. The contract duration was ten years with an option to extend by a further five years, with service scheduled to start on 18 December 2025.