ju:niz

About

Founded in 2014, ju:niz is a private headquartered in Aschheim, Germany with approximately 50-200 employees specializing in Energy Storage.

ju:niz Energy GmbH is a pioneer in large-scale battery storage, developing and operating intelligent energy storage systems that enable reliable integration of renewable energy into power grids. Founded in 2014 (originally as Smart Power GmbH), the company manages the complete project lifecycle from site analysis and technical design through construction and long-term operation. Key capabilities include greenfield project development, brownfield project acquisition, grid connection procurement, technology design, and optimized market participation across day-ahead, intraday, and reserve energy markets. The company operates major projects including SMAREG 4 (60 MW), SMAREG 12 (20 MW/40 MWh), and a 250 MW project under development. Since 2025, ju:niz is part of the EQT network's Transition Infrastructure strategy, providing enhanced financial capacity and international presence. The company supports grid stability, reduces fossil fuel backup requirements, and enables decentralized energy systems.

Projects