AZ

Agencija za ugljikovodike

Zagreb, Croatia

GeothermalHydrogenEnergy StorageState-owned enterprise
Profile last updated: March 4, 2026

About

Agencija za ugljikovodike is a state-owned enterprise headquartered in Zagreb, Croatia specializing in Geothermal, Hydrogen, Energy Storage.

The Croatian Hydrocarbon Agency (Agencija za ugljikovodike) is a public body that provides systematic operational support to relevant authorities in hydrocarbon research and exploitation, geothermal energy for energy purposes, underground natural gas storage, and permanent CO2 disposal in geological structures. The Agency manages mandatory strategic reserves of crude oil and petroleum derivatives. Operating through a unified legal framework, it consolidates resources to increase energy system efficiency by reducing administrative barriers. The Agency is actively transforming toward renewable and green energy development, serving as a coordinator for offshore safety and actively implementing geothermal energy projects and hydrogen economy initiatives aligned with EU targets.

Headquarters

Zagreb, Croatia

Company type

State-owned enterprise

Focus areas

geothermal energyhydrogencarbon captureenergy storageCO2 sequestrationrenewable energy transitionstrategic energy reserves

Products & services

Business models

B2BAdvisory

Value chain

R&DDevelopmentEngineeringConsultingAdvisory

Service areas (4)

  • Geothermal Energy Development

    Assessment, exploration, and development of geothermal resources for heating and energy applications across multiple locations

  • CO2 Capture and Storage

    Evaluation and implementation of carbon capture and permanent underground storage in geological structures

  • Hydrogen Strategy Development

    Development of hydrogen economy frameworks and strategy implementation aligned with European objectives

  • Hydrocarbon Research and Management

    Historical and ongoing hydrocarbon exploration, exploitation, and mandatory strategic reserves management

Locations

Headquarters

Miramarska cesta 24, 10000, Zagreb, Croatia

Service regions

CroatiaHungary

Projects

7

Development of Geothermal Potential for District Heating

Under ConstructionGeothermal exploration and assessment

Multi-location geothermal exploration and assessment project across Croatia, including exploratory drilling at Velika Gorica, Osijek, Vinkovci, and Zaprešić.

Croatia
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GT CCS Project

Under ConstructionCarbon capture and storage

Transport and permanent storage of CO2 from emitters in Croatia and Hungary, with infrastructure including CO2 pipelines, cooling and liquefaction facilities, and injection equipment at Bockovac location in Osječko-Baranja County.

15.77 MW capacityBockovac, Croatia

Interreg Green Hydra Project

OperationalHydrogen

EU-funded project on green hydrogen development and industrial transformation.

Vinkovci GT-1 Geothermal Exploration Well

OperationalGeothermal exploration well

Exploratory geothermal well drilled to assess geothermal potential for heating applications. Reached 2700m depth with measured temperature of 131°C.

Vinkovci, CroatiaCompleted: 2025-11-01

Osijek GT-1 Geothermal Exploration Well

OperationalGeothermal exploration well

Exploratory geothermal well in Osijek with measured reservoir temperature above 100°C and estimated thermal power of approximately 5 MW.

5 MW capacityOsijek, Croatia

Velika Gorica GT-1 Geothermal Exploration Well

Under ConstructionGeothermal exploration well

Exploratory geothermal well drilling to assess geothermal potential for district heating in Velika Gorica.

Velika Gorica, Croatia

Zaprešić GT-1 Geothermal Exploration Well

OperationalGeothermal exploration well

Exploratory geothermal well confirming geothermal potential for heating needs in the Zaprešić area.

Zaprešić, Croatia

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