as of 31 December 2023, and management report (German language version)
as of 31 December 2022, and management report (German language version)
as of 31 December 2021, and management report (German language version)
as of 31 December 2020, and management report (German language version)
as of 31 December 2023,
until 25 July 2023: doing hydrogen GmbH
(German language version)
until 25 July 2023: doing hydrogen GmbH
(German language version)
as of 31 December 2022
(German language version)
(German language version)