Regional One-Stop Shop for Hydrogen Knowledge, Cooperation and Green Transition
The H2 Competence Centre Zagreb was established as an accessible regional hub supporting hydrogen awareness, knowledge transfer and practical implementation of sustainable energy solutions in Croatia.
Located at Maksimirska cesta 51, Zagreb, the centre connects:
• public authorities
• research institutions
• businesses and SMEs
• energy stakeholders
• educational organisations
• citizens interested in hydrogen and green technologies
The initiative supports development of regional hydrogen capacities through:
✔ education and training
✔ consultations and stakeholder support
✔ knowledge sharing and networking
✔ project preparation and cooperation
✔ awareness raising activities
Key Focus Areas
• Hydrogen technologies and infrastructure
• Renewable energy integration
• Sustainable mobility and hydrogen buses
• Energy efficiency and decarbonisation
• Smart city and climate neutrality solutions
Regional Cooperation and Expertise
The competence centre was developed with support from key Croatian hydrogen and energy stakeholders, including:
• City of Zagreb
• REGEA
• University of Zagreb – Faculty of Mechanical Engineering and Naval Architecture
• Croatian Hydrocarbon Agency
• hydrogen and energy experts active in research, innovation and implementation activities
Practical Regional Support
The Zagreb model demonstrates how visible and accessible competence centres can help regions:
• improve hydrogen readiness
• strengthen stakeholder cooperation
• support municipalities and companies
• increase hydrogen awareness
• prepare future hydrogen projects and investments
The centre combines knowledge, stakeholder cooperation and practical support into one accessible regional contact point for hydrogen-related activities and regional energy transition initiatives.


