VTT spinout making renewable supercapacitors from nanocellulose and waste biomass.
| Date | Round | Amount |
|---|---|---|
| Jun 2026 | Pre Seed Granarium Technologies raised over €1M pre-seed led by BSV Ventures with Beamline, FiBAN, EstBAN and LatBAN to commercialise renewable supercapacitors from waste biomass. | $1.2M |