How much funding has TheStorage raised?

TheStorage has raised $6.5M in total funding, most recently a Seed round.

Who are TheStorage's investors?

TheStorage's investors include 2C Ventures, Business Finland, Superhero Capital.

When was TheStorage founded?

TheStorage was founded in 2023.

Where is TheStorage headquartered?

TheStorage is headquartered in Tampere, Pirkanmaa, Finland.

What industry is TheStorage in?

TheStorage operates in Climate Tech, Energy Storage.

TheStorage

Rethink industrial heat

Tampere, Finland · Founded 2023 · $6.5M raised

Climate Tech

Energy Storage

Headquarters: Tampere, Pirkanmaa
Employees: 1–10
Founded: 2023
Business Model: B2B

Website: thestorage.fi
Total Funding: $6.5M
Last Round: $4.2M SeedApr 2026
Rounds: 3

About

TheStorage (legally Buffer Solutions Oy) is a Finnish cleantech company developing sand-based thermal energy storage systems for industrial decarbonization. Its technology converts renewable electricity into heat stored in sand at high temperatures, acting as a buffer between intermittent renewables and industrial heat processes. The pilot plant operates at Nokian Panimo brewery in Nokia, Finland.

Summary

TheStorage is a Climate Tech company based in Tampere, Finland, founded in 2023. It has raised $6.5M in total across 3 rounds, most recently a $4.2M Seed round in Apr 2026. Investors include 2C Ventures, Business Finland and Superhero Capital.