
CustomCells is a battery development and industrialization accelerator that operates at the nexus of innovation and high-performance volume manufacturing. With over a decade of experience, the company enables customers to bring their most ambitious electrification projects to life, particularly in the automotive and aviation sectors. They offer a full spectrum of capabilities, from material R&D and cell design to prototyping, pilot manufacturing, and serial production ramp-up. CustomCells specializes in customer-centric premium battery technology, aiming to accelerate and de-risk the cell and process design for their partners. Their business model focuses on delivering tailored battery cells that meet specific performance requirements, such as power density, energy density, cycle stability, and safety, positioning them as a key player in the global energy transition.

CustomCells is a battery development and industrialization accelerator that operates at the nexus of innovation and high-performance volume manufacturing. With over a decade of experience, the company enables customers to bring their most ambitious electrification projects to life, particularly in the automotive and aviation sectors. They offer a full spectrum of capabilities, from material R&D and cell design to prototyping, pilot manufacturing, and serial production ramp-up. CustomCells specializes in customer-centric premium battery technology, aiming to accelerate and de-risk the cell and process design for their partners. Their business model focuses on delivering tailored battery cells that meet specific performance requirements, such as power density, energy density, cycle stability, and safety, positioning them as a key player in the global energy transition.
Founded: 2012
Headquarters: Itzehoe / Tübingen, Germany
Focus: Customer-specific high-performance lithium-ion pouch cells (automotive, aviation, maritime)
Latest known funding: Series A, Dec 8, 2022 (~€60M / $63M)
Employee count (approx.): 105
Reducing technical and manufacturing risk in development and scale-up of high-performance battery cells for specialized electrification use cases.
2012
DeepTech
€60,000,000
Round reported at ~€60M (~$63M) with participation from ABACON Capital, Vsquared Ventures, Porsche and others.
“Contains strategic corporate investors (Porsche / Porsche Ventures) and climate/technology-focused funds, indicating investor interest in e-mobility and e-aviation applications.”