Data centre development and energy sourcing
Site, permit and energy sourcing support for data centres.
Finland · Part of Ametalis
Etha
Development, engineering and transaction advice for wind, solar, battery storage, hybrid, hydrogen and data centre projects.
Expertise
Specialist capability close to customers
Capabilities
Planning, Impact Assessment & PermittingBiodiversity, Nature & RestorationAir, Noise, Vibration & OdourContaminated Land, Materials & RemediationSustainable Energy Project Enablement
Offices
Oulu · Vaasa · Helsinki
Key facts
Specialists33
Offices3
Part of Ametalis since2026
CEOMarko Ekman
Contact Etha Visit company websiteServices
What Etha offers
Sustainable Energy Project Enablement
Project development
From idea to ready-to-build, including land studies, EIA, land-use planning, permits to building permit, stakeholders and investor search.
Repowering advisory
Advice on repowering existing wind and solar assets.
Decommissioning services
Dismantling plans, permits, recycling of components and site restoration.
Energy yield assessments
Wind and solar resource and production modelling.
Layout and environment
Layout optimisation plus noise, shadow flicker, photomontage, visual impact, bird collision and glare studies.
Hybridisation services
Sizing wind or solar with battery storage.
Construction advisory
Owner's engineer, technical adviser, project management as a service and EPCM.
Transaction advisory
Sell-side, buy-side, financing and PPA advice.
Valuation and financial modelling
Valuation and financial models for energy projects and portfolios.
Project advisory and due diligence
Technical, legal and environmental due diligence for buyers, sellers and lenders.
Energy storage (BESS) development
Development of battery energy storage projects.
Offshore wind development (with partners)
Offshore wind development in cooperation with partners.
Hydrogen project development
Development of hydrogen production projects.
Services for landowners (wind)
Advice for landowners approached by wind developers.
Projects
Work by Etha
Etha · Pieksämäki · 2022
Sarvikankaan Tuuli Oy: Sarvikangas wind farm development, EIA and transaction advice, Pieksämäki
The Sarvikangas wind farm in Pieksämäki covers 2,860 hectares and is planned for 25 turbines and 200 MW. Etha has been involved since the preliminary studies in 2022 and supports development, EIA, land-use planning and the search for investors.
Etha · Maalahti · 2018
Local developer; owner IKEA: Långmossa wind farm development, Maalahti
Långmossa in Maalahti has seven turbines of about 30 MW, is owned by IKEA and operated by OX2. Etha supported development from the initial idea in 2012 to the investment decision in 2018 – its first full-scope development project.
Etha · Finland
Ilmatar Energy: technical due diligence of wind and solar projects, Finland
Etha reviewed Ilmatar's portfolio of 27 wind and solar projects with about 3,500 MW, supporting debt financing of EUR 144.5 million from a major European debt investor.
Etha · Lestijärvi
Kymppivoima, Oulun Energia, Kuopion Energia: technical transaction advice for the Lestijärvi wind farm, Lestijärvi
Etha acted as technical advisor for the buyers – Kymppivoima, Oulun Energia and Kuopion Energia – when OX2 sold the 455 MW Lestijärvi wind farm, Finland's largest.
Etha · Pieksämäki
Helen and Ålandsbanken Wind Power Fund: technical due diligence and contract review for the Niinimäki wind farm, Pieksämäki
Etha provided full-scope technical due diligence and contract review for Helen and Ålandsbanken's wind fund when they acquired the 145 MW Niinimäki wind farm in Pieksämäki from OX2.
Etha · Huittinen
Karsittu Green Energy Oy: development, EIA and engineering for Karsittu solar and battery storage, Huittinen
Etha is project development consultant for the Karsittu solar power project (100 MW solar and 130 MWh battery storage) in Huittinen. Work includes project management, EIA support, layout and energy yield; the zoning plan has gained legal force.
Experts
Our experts
Etha
Arnaud Defrance
Head of Transactions
Sustainable Energy Project Enablement · Planning, Impact Assessment & Permitting
Etha
Jukka Rönnlund
Head of Engineering
Sustainable Energy Project Enablement · Planning, Impact Assessment & Permitting
Etha
Lina Kamlin
Team Leader, Project Advisory Services
Sustainable Energy Project Enablement · Planning, Impact Assessment & Permitting
Etha
Marko Ekman
Chief Executive Officer
Sustainable Energy Project Enablement · Planning, Impact Assessment & Permitting