To support sustainable energy behaviour, ECOHZ helps customers consume renewable energy and create new renewable energy. We dedicate our deep knowledge and can-do attitude to helping our customers change their energy behaviour.

ECOHZ offers global renewable energy solutions to businesses, organisations and electricity providers. 

ECOHZ works with ca 20% of RE100 companies committed to 100% renewable electricity and has developed a Supply Chain Service that allows the companies to efficiently work renewables into their supply chain. Our expertise and 20 years of experience have attracted international corporate clients with sustainable goals, including BT, Tetra Pak, Signify, Carlsberg, H&M, KBN Bank, Unilever and many more.

ECOHZ provides various impact solutions such as corporate PPA facilitation and long-term EAC contracts. Renewable electricity is documented with Guarantees of Origin, RECs, and International RECs (I-RECs).

ECOHZ is among the leading independent suppliers and advisors in Europe and plays an active role in the current energy transition through its vision of “Changing Energy Behaviour”.

Large portfolio

ECOHZ manages a renewable energy portfolio of more than 50 TWh, making the company one of Europe’s largest independent suppliers.

ECOHZ’s portfolio includes documented renewable energy from more than 400 power plants across 6 continents. The portfolio comprises renewable electricity generated from hydropower, wind power, bioenergy, solar power and geothermal energy.


The company Enviro Energi was established in 2002 by Leif Hegna and John Ravlo, with support from nine Norwegian power companies. From the start, the business concept was to be a European provider of Guarantees of Origin and value-added services for renewable energy. In 2007, Home Capital AS acquired a majority stake and the company’s name was changed to ECOHZ. ECOHZ currently has 19 employees. 


Strawberry Equities AS 50.91 %
Hafslund E-CO Vannkraft Innlandet AS 12.44 %
Troms Kraft AS 12.44 %
TrønderEnergi Kraft AS 12.44 %
Kyrvatn AS 11.77 %

Board Of Directors

Chairman: Bente Rathe

Board members:
Kenneth Andersen
Erling Dalberg

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