On 23 May 2019 the companies Proton Motor AG, Umstro GmbH and Klaus Ostermeier GmbH met in the Arena Frankfurt. All three companies are working on various building blocks to use hydrogen as a storage medium for renewable electricity or as an energy source for mobility. In Frankfurt, the participants discussed how they can work together on hydrogen-based storage solutions. Then they founded the Pure Power Pool Consortium.
The press release from Proton Motor can be found here:
A more detailed report can be found here: