A significant partnership has emerged in the Greek energy landscape as Metlen Energy & Metals collaborates with the Tsakos Group to develop a large-scale hybrid renewable project in central Greece. This initiative focuses on creating a solar power facility integrated with battery storage, marking it as one of the most ambitious projects of its kind in the region.
The joint venture will be executed through a special-purpose project company, wherein Metlen will maintain a 40% ownership stake, while Tsakos Group will hold the remaining 60%. The project aims to establish a solar capacity of approximately 252 MW, complemented by 375 MWh of battery storage. This combination is designed to enhance grid support and operational flexibility.
Metlen is set to spearhead the technical aspects of the project, which includes engineering, construction, and managing electricity sales through its proprietary energy management platform. This comprehensive approach aims to optimize the synergy between solar generation and storage solutions, ultimately improving efficiency. The timeline for project implementation is slated to commence in 2026, with commercial operations anticipated to begin by early 2028.
While specific financial details regarding the total investment have not been disclosed, the scale of this installation positions it among the largest hybrid renewable projects currently under development in Greece. This aligns with ongoing trends within the Greek energy sector, where collaborations between industrial and shipping entities and established energy firms are becoming increasingly common.
The agreement signifies a strategic move for the Tsakos Group as it diversifies its operations beyond traditional shipping activities. Known globally for its maritime services, the group has been progressively expanding into renewable energy sectors and is involved in several solar initiatives as part of a broader strategy to foster green investments across Greece.
This partnership exemplifies a growing trend within Greece’s energy market, highlighting how diverse industries are joining forces to enhance network stability through storage-backed renewable projects. Such collaborations are essential for supporting Greece’s transition towards cleaner energy solutions.








