What's Happening?
Swiss battery start-up BTRY has successfully raised $5.7 million in an oversubscribed seed round to accelerate the industrialization of its ultra-thin solid-state batteries. These batteries are designed
to offer fast charging, extreme temperature stability, and intrinsic safety, making them suitable for next-generation devices such as connected labels, wireless sensors, and wearables. The funding round was led by Redstone VC, with participation from Bloomhaus Ventures, Linear Capital, Kickfund, Kick Foundation, and CustomCells founders. Existing investors HTGF and ZKB also renewed their commitment. BTRY plans to use the funds to scale production to industrial roll-to-roll manufacturing, transforming its thin-film batteries into market-ready products. The company aims to establish its production setup, advance industrial processes, and secure offtake agreements for integration into next-generation devices.
Why It's Important?
The development of ultra-thin solid-state batteries by BTRY represents a significant advancement in energy storage technology. These batteries offer advantages over conventional lithium-ion cells, including faster charging times, higher temperature resilience, and enhanced safety. This innovation is crucial for powering compact and connected devices, which are increasingly prevalent in industries such as logistics and consumer electronics. The successful funding round indicates strong investor confidence in BTRY's technology and its potential to set new standards for high-performance energy storage. As the demand for smaller, more efficient batteries grows, BTRY's technology could play a pivotal role in shaping the future of energy storage solutions.
What's Next?
BTRY is focusing on scaling its production capabilities and establishing industrial processes to bring its batteries to market. The company is also working on securing offtake agreements for integration into next-generation devices. As BTRY advances its manufacturing setup, it may explore collaborations with Asian manufacturing expertise to leverage their precision processes. The successful industrialization of BTRY's technology could lead to broader adoption in various applications, potentially influencing the global battery market.
Beyond the Headlines
BTRY's approach to battery manufacturing emphasizes sustainability, with solvent-free production and low material waste. This aligns with global trends towards environmentally friendly technologies. The company's innovation in solid-state battery technology could also drive competition in the European battery market, challenging the dominance of Asian manufacturers.











