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Mantle Energy

Mantle Energy

Private
Dallas, TexasEnergy & Sustainabilityhttps://www.mantle.energy/

Last Round

Seed

Jun 16, 2026

Total Funding Raised

$5M

Momentum

Top 10%

of companies Caplight tracks

Company Overview

Mantle Energy is a geothermal energy company that repurposes depleted oil and gas wells to generate clean power.

Sector

Energy & Sustainability

Verticals

Renewable Energy, Circular Economy, Energy Management

Business Model

B2B

Customer Profile

Government Contracts, Services & Consulting

AI Layer

Non-AI

Keywords

activated geothermalgeothermal power generationenhanced oil recoveryEORwell repurposingbaseload powernext-gen geothermaladvanced geothermal systemsgeothermal energyunderground thermal combustionoilfield-to-powerin-situ heat generationgeothermal EORpower purchase agreementPPAlow-carbon energy

Historical Pricing

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Caplight Momentum Score

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Mantle Energy Comparables

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

Mantle Energy comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
Renewell Energy
81%
Gradient Geothermal Inc.
79%
GreenFire Energy Inc.
77%

Mantle Energy Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
SeedJun 16, 2026

Mantle Energy Investors

Notable investors and investment history

Mantle Energy investors
InvestorRounds
17Shoals Inc.Seed

Market signals

Structured signals derived from secondary market and firmographic data.

  • Jun 16, 2026

    $5M round completed.

Mantle Energy Filings

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Mantle Energy filings preview — column headings only; records require access
TypeDateAmount OfferedAmount SoldFilingPagesDownload

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Frequently Asked Questions

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

Is Mantle Energy a public or private company?

Mantle Energy is a private company.

What is the current stock price of Mantle Energy?

Mantle Energy is a private company with no public stock price. No recent secondary market data is available.

How much is Mantle Energy worth (valuation)?

Valuation information for Mantle Energy is not publicly available.

Can I buy Mantle Energy stock?

Mantle Energy shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors. Visit https://www.caplight.com to learn more.

When was Mantle Energy's last funding round?

Mantle Energy's most recent funding round was Seed on June 16, 2026.

Who are the main investors in Mantle Energy?

Key investors in Mantle Energy include 17Shoals Inc..

Will Mantle Energy IPO soon?

No public IPO plans have been announced for Mantle Energy.

How can I track Mantle Energy secondary market activity?

Caplight tracks bids, offers, and trades for private companies. Visit https://www.caplight.com to monitor Mantle Energy's secondary market activity and sign up for updates.

Firmographic Details

HeadquartersDallas, Texas
Year Founded2026
Last FundingJun 16, 2026

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