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Granarium Technologies

Espoo, Finland

pre-seed$1.2M raisedClimate TechEnergy StorageAdvanced Materials

Total Raised

$1.2M

Stage

pre-seed

Location

Espoo, Finland

Founded

2021

Team size

1-10

Links

About Granarium Technologies

Finland-based supercapacitor startup developing nanocellulose-based supercapacitors for grid stabilization and industrial applications.

What sets it apart

Their supercapacitors use renewable nanocellulose and waste biomass to provide fast-response energy storage with up to 80% lower production capex than conventional approaches.[2][3]

Sectors

Climate TechEnergy StorageAdvanced Materials

Business

Modelhardware

CustomerIndustrial operators and energy/grid infrastructure customers needing fast-response power stabilization and short-duration storage

Notable

  • Raised over €1 million in pre-seed funding led by BSV Ventures with participation from Beamline, FiBAN, EstBAN, and LatBAN.[2][3]
  • Developed a VTT-originating nanocellulose-based supercapacitor platform for renewable energy storage.[2][3]
  • Positioned for pilot projects in process industries and continuously running industrial operations.[2]

Funding rounds

15 Jun 2026

Led by BSV Ventures

With Beamline, FiBAN, EstBAN, LatBAN

Source ↗

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FAQ

What does Granarium Technologies do?

Finland-based supercapacitor startup developing nanocellulose-based supercapacitors for grid stabilization and industrial applications.

Where is Granarium Technologies based?

Granarium Technologies is based in Espoo, Finland, founded in 2021.

How much has Granarium Technologies raised?

Granarium Technologies has raised $1.2M in tracked funding and is currently at the pre-seed stage.

Who has invested in Granarium Technologies?

Investors in Granarium Technologies include BSV Ventures, Beamline, FiBAN, EstBAN and LatBAN.