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Stargate Hydrogen

Stargate Hydrogen

Private
TallinnEnergy & Sustainabilityhttps://stargatehydrogen.com/

Last Round

Strategic

Jul 28, 2025

Total Funding Raised

$56.84M

Momentum

Top 50%

of companies Caplight tracks

Company Overview

Stargate Hydrogen is a clean energy company that designs, manufactures, and maintains industrial alkaline electrolyzer systems to help clients transition to green hydrogen.

Sector

Energy & Sustainability

Verticals

Alternative Fuels, Renewable Energy, Clean Manufacturing

Business Model

B2B

Customer Profile

Hardware Sales, Services & Consulting

AI Layer

Non-AI

Keywords

alkaline electrolyzergreen hydrogenhydrogen productionelectrolyzer stacklevelized cost of hydrogenLCOHclean-techhydrogen infrastructureelectrolysishydrogen hardwaredecarbonizationhydrogen techh2 productionindustrial hydrogenturnkey hydrogen plant

Historical Pricing

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Caplight Momentum Score

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Stargate Hydrogen Comps

Public and private peers based on sector, stage, and business model.

Stargate Hydrogen comps — public and private peers by sector, stage, and business model
CompanyStatusEst. ValuationRev Multiple
OpenAIPrivate$86.0B~40x
CoherePrivate$5.0B--
Competitor 1Public$XX.XBXXx
Competitor 2Public$XX.XBXXx

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Stargate Hydrogen Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
StrategicJul 28, 2025
Series AMar 3, 2025
SeedMay 2, 2024
GrantMay 31, 2023

Key People

Founding team and executive leadership

Marko Virkebau

Co-Founder & CEO

Founding Team

Rainer Küngas

Chief Technology Officer

Executive Team

Stargate Hydrogen Investors

Notable investors and investment history

Stargate Hydrogen investors
InvestorRounds
UGISeries A, Seed
Important Project of Common European InterestSeed
SmartCapSeries A

Market signals

Structured signals derived from secondary market and firmographic data.

  • Mar 8, 2026

    Added Seacht Holdings Group, an investment firm, as a customer.

  • Mar 1, 2026

    First UK collaboration with Seacht Holdings Group for green hydrogen.

Stargate Hydrogen Filings

SEC and related filings with document metadata.

Data table
TypedDateAmount OfferedAmount SoldFillingPagesDownload
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Stargate Hydrogen Filings

SEC and related filings with document metadata.

Frequently Asked Questions

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Firmographic Details

HeadquartersTallinn
Employee Range65
Year Founded2021
Last FundingJul 28, 2025

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