Cellforce (Cellforce Group GmbH) is a German battery technology and manufacturing company established as a joint venture between Porsche AG and CUSTOMCELLS Holding GmbH. The company develops and produces high-performance lithium‑ion battery cells for automotive applications, with a focus on sports and high-performance vehicles. Its work centers on advanced cell chemistries, electrode design, and process engineering to achieve high energy density, high power output, and fast‑charging capability.
Cellforce integrates research, pilot, and small‑series production in Germany, covering the full value chain from materials formulation and electrode coating to cell assembly and quality analytics. The company collaborates within the European battery ecosystem and emphasizes rigorous safety, quality, and sustainability standards as it scales toward industrial manufacturing. Its solutions target OEM programs and specialized mobility projects that require premium performance and reliable cell supply.