NEWCaplight raises a $16M Series A, led by BlackRock and Fin Capital →
Skip to main content
Caplight Logo









TheStorage

TheStorage

Private
TampereEnergy & Sustainabilityhttps://www.thestorage.fi/

Last Round

Seed

Apr 23, 2026

Total Funding Raised

$6.52M

Momentum

Top 25%

of companies Caplight tracks

Company Overview

TheStorage is a cleantech company that has developed a sand-based thermal energy storage solution to decarbonize industrial heat.

Sector

Energy & Sustainability

Verticals

Energy Storage, Renewable Energy, Clean Manufacturing, Energy Management

Business Model

B2B

Customer Profile

Hardware Sales, Services & Consulting

AI Layer

Non-AI

Keywords

thermal energy storagesand batteryindustrial decarbonizationindustrial heat storageheat batteryrenewable energy storagelong duration energy storagehigh-temperature heatfossil fuel replacementgrid balancingCombined Heat and PowerCHP

Historical Pricing

Historical view of private secondary pricing and transaction trends.

Unlock Pricing Charts

Sign up to view complete historical pricing and secondary transactions.

Caplight Momentum Score

Proprietary index based on bid/ask volume and sentiment.

View Momentum History

Track how buyer interest and sentiment changes over time.

TheStorage Comparables

Compare TheStorage with similar companies based on industry and business-model similarity.

TheStorage comparables — related companies by embedding similarity
CompanySimilarityMarket Cap

View Full Comparables Set

Access detailed peer comparisons, similarity scores, and market data.

TheStorage Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
SeedApr 23, 2026
GrantFeb 25, 2025
Pre SeedOct 17, 2024

Key People

Founding team and executive leadership

Timo Siukkola

Co-Founder CEO

Founding Team

TheStorage Investors

Notable investors and investment history

TheStorage investors
InvestorRounds
Business FinlandGrant
Momentum PartnersSeed
Superhero CapitalSeed, Pre Seed
Voima VenturesSeed
2C VenturesSeed, Pre Seed

Market signals

Structured signals derived from secondary market and firmographic data.

  • Apr 23, 2026

    $3.9M seed round completed.

  • Feb 25, 2025

    $1.24M grant awarded

TheStorage Filings

SEC and related filings with document metadata.

Data table
TypedDateAmount OfferedAmount SoldFillingPagesDownload
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation
Sign Up to view
Mock Valuation

TheStorage Filings

SEC and related filings with document metadata.

Frequently Asked Questions

Common questions about TheStorage's valuation, stock price, and market status.

Firmographic Details

HeadquartersTampere
Employee Range13
Year Founded2023
Last FundingApr 23, 2026

Institutional Data Access

Join leading institutional investors using Caplight to access private market data, discover pricing, and execute secondary block trades.

Requires verified institutional or accredited status.