Mass Group Holding to invest one billion euros in Romanian battery storage
Private developer Mass Group Holding will invest one billion euros to build 2.5 GW of battery storage in Romania. This project aims to bolster energy security.
Insights:
Mass Group Holding announced on February 5, 2026, plans to invest 1 billion euros to develop a 2.5 GW battery storage capacity project across central Romania 
RO. This initiative represents the largest battery storage investment in Romania RO to date. The project is strategically aligned with the efforts of the Romanian government to meet European Union carbon emissions reduction goals and to bolster national energy security following the invasion of Ukraine by Russia 
RU.
RO. This initiative represents the largest battery storage investment in Romania RO to date. The project is strategically aligned with the efforts of the Romanian government to meet European Union carbon emissions reduction goals and to bolster national energy security following the invasion of Ukraine by Russia RU.The investment by Mass Group Holding focuses on the 2.5 GW battery storage capacity project located in central Romania RO. In addition to this storage development, the company's local unit, Mass Global Energy Rom , is currently building a 1.7 GW steam and gas power plant at Mintia . This 1.7 GW facility is designed to replace outdated coal generation as part of a broader modernization of the energy infrastructure in Romania RO.
RO. In addition to this storage development, the company's local unit, Mass Global Energy Rom , is currently building a 1.7 GW steam and gas power plant at Mintia . This 1.7 GW facility is designed to replace outdated coal generation as part of a broader modernization of the energy infrastructure in Romania RO.
