- Jämsä project
- EUR 10B+
Sesterce is a French AI cloud company founded in 2018 that builds and rents GPU capacity. In October 2026 it was planning an AI data centre worth more than EUR 10 billion at UPM's closed Kaipola paper mill in Jämsä, Finland, where grid company Elenia said it would check Sesterce's background and ask for collateral if needed.