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1s1 Energy

1s1 Energy

Private
Portola Valley, CaliforniaEnergy & Sustainabilityhttps://www.1s1energy.com/

Last Round

Seed

Oct 15, 2024

Total Funding Raised

$3.55M

Momentum

Top 25%

of companies Caplight tracks

Company Overview

1s1 Energy is a climate technology company that develops proprietary boron-based materials and systems for proton exchange membrane water electrolyzers to reduce the cost of green hydrogen production.

Sector

Energy & Sustainability

Verticals

Renewable Energy, Advanced Materials, Alternative Fuels, Clean Manufacturing, Sustainable Materials

Business Model

B2B

Customer Profile

Hardware Sales, Government Contracts

AI Layer

Non-AI

Keywords

green hydrogenPEM electrolyzersboron-based materialsproton exchange membranePEMwater electrolysisfuel cell componentselectrolyzer stackindustrial decarbonizationcleantechadvanced materialshydrogen economyion-exchange membranesrenewable energy

Historical Pricing

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Caplight Momentum Score

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1s1 Energy Comps

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

1s1 Energy 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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1s1 Energy Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
SeedOct 15, 2024
SeedNov 10, 2022

Key People

Founding team and executive leadership

Sukanta Bhattacharyya

Co-founder & Chief Technology Officer

Founding Team

Daniel Sobek

CEO

Executive Team

1s1 Energy Investors

Notable investors and investment history

Market signals

Structured signals derived from secondary market and firmographic data.

  • May 13, 2026

    Monthly visitors grew 809% MoM, from 196 to 1.8K.

  • Oct 15, 2024

    $1.4M round led by Faber Ventures

1s1 Energy Filings

SEC and related filings with document metadata.

Data table
TypedDateAmount OfferedAmount SoldFillingPagesDownload
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1s1 Energy Filings

SEC and related filings with document metadata.

Frequently Asked Questions

Common questions about 1s1 Energy's valuation, stock price, and market status.

Firmographic Details

HeadquartersPortola Valley, California
Employee Range13
Year Founded2019
Last FundingOct 15, 2024

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