Helios Nordic Energy: Renewable Energy Transactions
Helios Nordic Energy appears in 2 renewable energy transactions tracked by Renewables.digital (2 as seller) between May 2026 and July 2026, with a combined capacity of 250 MW. Technologies: Battery Storage (BESS) (2). Countries: Finland (2). The most recent deal is “Delta Capacity and Strioga Family Foundation Acquire 125 MW / 300 MWh Karppio BESS Project in Teuva, Finland” (14 July 2026).
2Transactions
250 MWTotal capacity
1Countries
May 2026 – July 2026Period
Key facts
2 transactions between May 2026 and July 2026, 250 MW in total (average 125 MW per deal)
How many transactions involving Helios Nordic Energy are listed?
Renewables.digital currently lists 2 transactions involving Helios Nordic Energy between May 2026 and July 2026, with a combined capacity of 250 MW.
What has Helios Nordic Energy acquired?
No acquisitions by Helios Nordic Energy are currently listed.
What has Helios Nordic Energy sold?
Delta Capacity and Strioga Family Foundation Acquire 125 MW / 300 MWh Karppio BESS Project in Teuva, Finland (14 July 2026) and Helios Nordic Energy Divests 125 MW BESS Project in Finland, Completing 550 MW+ Portfolio Sale (21 May 2026).
What is the largest of the transactions involving Helios Nordic Energy?
Delta Capacity and Strioga Family Foundation Acquire 125 MW / 300 MWh Karppio BESS Project in Teuva, Finland with 125 MW (14 July 2026).
Delta Capacity and Strioga Family Foundation have signed an agreement to jointly acquire the Karppio BESS project in Teuva, Finland from Helios Nordic Energy. The 125 MW / 300 MWh ready-to-build project is expected to reach commercial operation in 2027, adding to Delta Capacity's growing Nordic battery storage portfolio which already includes the 70 MW / 160 MWh Ånge BESS in Sweden.
Helios Nordic Energy AB has divested a 125 MW / 250 MWh BESS project in Finland, bringing its total volume of divested Finnish BESS projects to more than 550 MW / 1,100 MWh across six transactions completed over six months. Buyers are a mix of international IPPs and infrastructure funds, all of whom remain undisclosed.
Data as of 7 October 2026. The overview covers the transactions currently listed in the Renewables.digital database; each deal links to its original public source.
