Cellfion is a manufacturer of nano-cellulose membranes for electrochemical energy storage and conversion devices. Derived from leading research at KTH, Linköping University, and RISE, Cellfion offers membranes based on biomaterials from the forest- a solution that is both safe and sustainable. Cellfion’s patent pending technology can be applied in a range of applications that will be the backbone of the renewable energy industry such as redox flow batteries, electrolysers and fuel cells. Reliable, high-performing membranes are a requirement for the advancement of these green technologies.