Ohmium

Ohmium

Private
Newark, CaliforniaEnergy & Sustainabilityhttps://www.ohmium.com

Last Round

Series C

Extension

Jul 16, 2024

Total Funding Raised

$295M

Company Overview

Ohmium is a clean energy company that develops electrolyzer products utilizing proton exchange membrane technology to produce green hydrogen by splitting water, thereby promoting sustainability in industrial, transportation, and energy applications.

Sector

Energy & Sustainability

Verticals

Renewable Energy, Alternative Fuels, Clean Manufacturing, Clean Transportation

Business Model

B2B

Customer Profile

Hardware Sales, Hardware + Subscription, Services & Consulting, Government Contracts

AI Layer

Non-AI

Keywords

green hydrogen productionPEM electrolyzerselectrolyzer manufacturingmodular electrolyzersgreen hydrogen solutionsclean hydrogenProton Exchange Membrane electrolyzersindustrial decarbonizationhydrogen economyon-site hydrogen productionelectrolyzer gigafactorypower-to-xhydrogen microgridwater electrolysishard-to-abate sectors

Historical Pricing

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Ohmium Comps

Public and private peers based on 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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Ohmium Funding Rounds

Historical fundraising activity

RoundDateAmount RaisedValuationInvestorsSources
Series C ExtensionJul 16, 2024
Series CApr 26, 2023
Series BApr 14, 2022

Key People

Founding team and executive leadership

Arne Ballantine

Chief Executive Officer, Co-Founder

Founding Team

Markus Tacke

Chief Executive Officer

Executive Team

Ohmium Investors

Notable investors and investment history

InvestorRounds
TPG Rise ClimateSeries C
Fenice Investment GroupSeries C, Series B
HanoverSeries C
Energy Transition VenturesSeries C, Series B
3MSeries C Extension

Market signals

Structured signals derived from secondary market and firmographic data.

  • Jan 23, 2026

    Expanding sales and business development into the Japan market.

  • Jan 23, 2026

    Hiring Sales Manager for DACH region (Germany, Austria, Switzerland).

Ohmium Filings

SEC and related filings with document metadata.

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Ohmium Filings

SEC and related filings with document metadata.

Frequently Asked Questions

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

Firmographic Details

HeadquartersNewark, California
Employee Range571
Year Founded2019
Last FundingJul 16, 2024

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