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We offer guidance in the
energy and hydrogen economy

cruh21 is a strategic project consultancy with a focus on green hydrogen, sector coupling and offshore hydrogen. We support our clients in making their projects fit for the future in the rapidly changing energy industry.

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Sustainable solutions for your project

The H2Mare PtX-Wind meeting

The recent meeting of the PtX-Wind Association was an inspiring event. Dr. Ursula Prall spoke about the approval of other energy production facilities of offshore PtX plants.


H2-Meet-up Hydrogen@Airports

Insights into the future of aviation. Stephanie Kratzer, Consultant at cruh21, took part in the H2 Meet-up "Hydrogen@Airports", which was organized by the Hamburg Aviation and Renewable Energy Hamburg (EEHH) clusters.


Review: TransHyDE Parliamentary Evening

The TransHyDE flagship project's parliamentary evening focused on the topic of "System-friendly production of green hydrogen - criteria, locations and legal instruments".


Review: Cross Innovation Hub

Senior Consultants at cruh21, Hanna Naoumis and Barbara Mai, got involved in something completely new at the Hamburg Kreativ Gesellschaft's Cross Innovation Hub.


Industrial Waste Heat Utilization and Municipal Network Planning – A Key Event to Accelerate the Heat Transition

Yesterday, the Northern German Real Lab (NRL) hosted an event under the theme "Industrial Waste Heat Utilization and Municipal Network Planning: Obstacles and Drivers for the Heat Transition." Hanna Naoumis was a guest and shares insights.


About us

Complex issues require
strong partnerships

These are the customers who trust us

„At cruh, we work on the issues of tomorrow. Our actions have an impact and social relevance. Together as a team and with our network, we are shaping the future of the energy transition.“

Jimmie Langham, Managing Director