ENNA Group

ENNA Group

Energia Naturalis d.o.o.

Zagreb, Grad Zagreb, Croatia

SolarGeothermalBiomassEnergy StorageOther
Profile last updated: March 14, 2026

About

ENNA Group is a renewable energy company headquartered in Zagreb, Croatia specializing in Solar, Geothermal, Biomass.

ENNA Group is a Croatian business system with activities in renewable energy, energy supply, logistics and investments. Its energy division develops solar, geothermal, biomass and battery storage projects, supplies electricity and natural gas to business customers, and offers financing under an ESCO model. Its logistics companies provide multimodal freight and rail services and co-own the Rijeka Gateway container terminal.

Headquarters

Zagreb, Croatia

Focus areas

renewable energysolargeothermalbiomassenergy storageelectric vehicle chargingelectricity supplylogisticsinvestments

Products & services

Business models

B2BB2CESCO

Value chain

DevelopmentConstructionO&MTradingConsulting

Service areas (1)

  • Energy supply and renewable energy development

    Electricity and natural gas supply to business customers, renewable energy construction and development, and battery and geothermal projects.

Locations

Headquarters

Strojarska cesta 20/21, 10000, Zagreb, Grad Zagreb, Croatia

Operating locations (1)

  • Gospodarska zona Vukovar 13, Vukovar, Croatia

Service regions

CroatiaRomaniaHungarySlovenia

Projects

5

ENNA Group solar power plant in Romania

Under ConstructionSolar power plant

Large solar power plant under construction in Romania, taken over by the ENNA Group.

Romania

Geo Power Zagocha geothermal project

PlannedGeothermal power plant

Geothermal well drilled for GTE Zagocha; additional testing recorded higher temperatures. Future geothermal power plant planned near Slatina.

Zagocha, Croatia

Geo Power Babina Greda geothermal project

Geothermal exploration well

Exploratory geothermal well drilling in Babina Greda.

Babina Greda, Croatia

ENNA Biomass Vukovar

Biomass power plant

Biomass power plant owned by the ENNA group; work began on the project.

Vukovar, Croatia

ENNA Power battery storage projects

Battery storage

Development of battery storage projects in Croatia and across Europe.

Croatia

Credentials & affiliations

Awards

Zlatna bilanca (award for 2024)

2024

Partnerships

APM Terminals, Azerbaijan Renewable Energy Agency, XEnergy, INA, HNK2

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