cruh21 becomes 100%  subsidiary of Drees & Sommer SE

Entry of new managing director Dr. Ursula Prall

Oliver Weinmann joins cruh21 GmbH as an associated partner

Entry of new managing directors Dr. Christine Partmann and Meiko Neumann.

Innovation award of the Stifterverband, BMBF

Start of the BMBF-funded project MOHN (Masterplan Offshore Hydrogen North Sea)

Founding of the AquaConsult network

Termination of activities as AquaVentus coordination office

Renaming to cruh21

Move into the Hamburg office on Erste Brunnenstraße

Move into the Berlin office in Schiffbauerdamm.

Approval of the hydrogen lead projects by the BMBF and start of activities as coordinator in the superordinate joint project TransHyDE-Communication and Coordination, as knowledge networker and interface communicator in the implementation projects TransHyDE-Mukran, TransHyDE-Helgoland and the joint project H2Mare-TransferWind

Start of activities within the framework of the AquaVentus coordination office.

Foundation of the original company L-EIP Langham GmbH