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💧 GR · 9 companies

Hydro Companies in Greece

Browse 9 hydro companies headquartered in Greece. Compare profiles, certifications, and project portfolios.

Showing 9 of 9 companies

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OE

Optimus Energy

Athens, Greece

Leading Greek renewable energy aggregator and demand response service provider managing over 4.2 GW of installed capacity. Specializes in market representation, virtual power plant optimization, battery storage systems, and demand response services for renewable producers.

SolarWindvirtual power plantbattery energy storage
Est. 20154.2 GW
Κ-

ΚΑΝΤΙΔΗΣ - Χωματουργικά και Τεχνικά Έργα

Σέρρες, Greece

Greek infrastructure and engineering firm specializing in hydroelectric projects, gas networks, water systems, and construction works across Greece with 35+ years of experience.

Hydro
Est. 1990
AS

Ambio S.A.

Athens, Greece

Greek consulting firm founded in 2005 providing consultancy and engineering services in energy, environment, and primary sector. Specializes in renewable energy projects including hydroelectric, wind, and solar installations.

HydroWindconsultingengineering
Est. 2005
MY

MYHS

Chania, Greece

Historic small hydroelectric power plant in Crete, Greece, inaugurated in 1929. Now operates as an Exhibition Hall for Renewable Energy Sources, focusing on education about renewable energy, industrial heritage, and environmental conservation.

Hydro
Est. 1929
TE

TERNA ENERGY

Athens, Greece

Greek renewable energy pioneer and largest RES investor in Greece and Southeast Europe. Develops and operates wind, solar, and hydroelectric projects with 2,500 MW portfolio. Acquired by Masdar in April 2025.

WindSolarrenewable energyGreece
Est. 19972.5 GW
CE

CM Engineering S.A.

Athens, Greece

Consulting engineering firm specializing in project management, design, and construction supervision for energy infrastructure. Delivers services across renewable energy, hydrogen, and power grid modernization projects in South-East Europe.

HydrogenSolarconsulting engineeringproject management
Est. 199250-200 emp
EL

Electromec

Koropi, Greece

Engineering, design, and construction company specializing in renewable energy infrastructure. Active since 1993, providing EPC services, procurement, and engineering expertise across wind, solar, hydro, and energy storage projects in Greece and internationally.

WindSolar
Est. 1993
FE

Forena Energy

Kifissia, Greece

Green aggregator providing renewable energy portfolio management, balancing, forecasting, and market trading services for RES and CHP producers under the European Target Model.

HydroSolarGreen AggregatorEnergy Trading
Est. 2019
GR

Greenaggregator

Athens, Greece

Greek renewable energy aggregator providing market access, production forecasting, and operation & maintenance services for distributed RES stations. Uses machine learning and data analytics to optimize renewable energy trading on the Hellenic Energy Exchange.

SolarWindAggregatorTrading

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