Private company
Posiva
Posiva Oy is a Finnish company with headquarters in the municipality of Eurajoki, Finland. It was founded in 1995 by Teollisuuden Voima (60% of stock) and Fortum (40% of stock), two Finnish nuclear plant operators, for researching and creating a method of final disposal of spent nuclear fuel from their plants. For this purpose, Posiva is currently constructing the Onkalo spent nuclear fuel repository, the world's first deep geological repository, at the Olkiluoto Nuclear Power Plant site.2 Wikipedia text CC BY-SA 4.0
Last updated Oct 21, 2026.
Overview
- Industryenergy industry1
- HeadquartersOlkiluoto1
- Websitewww.posiva.fi/en
- Legal formosakeyhtiö1
- LEI7437005FPH5TV5UAKK793
- StatusActive3
- LEI statusIssued and current3
- Registered addressOlkiluoto, FI-27160 Eurajoki, Finland3
- Registered withFinnish Patent and Registration Office, 1029258-83
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Posiva Oy is a Finnish company with headquarters in the municipality of Eurajoki, Finland. It was founded in 1995 by Teollisuuden Voima (60% of stock) and Fortum (40% of stock), two Finnish nuclear plant operators, for researching and creating a method of final disposal of spent nuclear fuel from their plants.2
Products and brands
- high-level radioactive waste management
Listed on Wikidata.1
Subsidiaries and ownership
Owners
- Teollisuuden Voima 60%
- Fortum Power and Heat 40%
From Wikidata.1
Timeline
- 1995Founded Founded1
Links
- Websitewww.posiva.fi1
- Websitewww.posiva.fi/en1
- WikipediaPosiva
- WikidataQ4356674
Sources
The numbers on this page point here. Each one links to the record it came from.
- 1WikidataPosiva on Wikidata
- 2WikipediaPosiva on Wikipedia
- 3