Helen
0- Founded in 1909
- Helsinki
- Unknown
- helen.fi
- fi.linkedin.com/company/helen-oy
name | type | Technologies | regions | HQ | |
|---|---|---|---|---|---|
 | Fortum | Investor | Wind, Other Renewables | Africa, Asia, Europe | Espoo, Uusimaa |
 | Fingrid Oyj | - | - | - | Helsinki |
 | Vantaa Energy | Developer | Solar, Wind, Other Renewables, Energy Storage, Infrastructure & Other | Africa, Europe | Vantaa, Uusimaa |