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Green Gravity

Green Gravity

Private
Wollongong, New South WalesEnergy & Sustainabilityhttps://greengravity.com/

Last Round

Grant

Nov 1, 2024

Total Funding Raised

$7.57M

Momentum

Top 25%

of companies Caplight tracks

Company Overview

Green Gravity is a clean technology company that develops, installs, and operates gravitational energy storage systems by repurposing legacy mine shafts.

Sector

Energy & Sustainability

Verticals

Energy Storage, Circular Economy, Renewable Energy

Business Model

B2B

Customer Profile

Services & Consulting, Hardware Sales, Government Contracts

AI Layer

Non-AI

Keywords

gravitational energy storagegravity batterylong-duration energy storagemine repurposingenergy storagerenewable energy storageGESScircular economymechanical batterycleantechgrid-scale storagedisused mine shafts

Historical Pricing

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Caplight Momentum Score

Proprietary index based on bid/ask volume and sentiment.

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Green Gravity Comparables

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

Green Gravity comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
Terrament
85%
Cold Volt
77%
PRAK Energy
76%

Green Gravity Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
GrantNov 1, 2024
Series AOct 15, 2024
SeedMay 25, 2022

Key People

Founding team and executive leadership

Mark Swinnerton

Chief Executive Officer

Executive Team

Green Gravity Investors

Notable investors and investment history

Green Gravity investors
InvestorRounds
NSW GovernmentGrant
BlueScopeXSeries A
HMC CapitalSeries A

Market signals

Structured signals derived from secondary market and firmographic data.

  • Jul 25, 2026

    Monthly visitors increased 72% MoM, reaching 2.3K.

  • Nov 11, 2025

    Monthly visitors increased 40% MoM.

Recent news

Latest coverage and updates

  • expands_facilitiesSep 1, 2026

    Green Gravity expanded facilities to Wollongong, Australia, Australia and New Zealand, Oceania on Jul 1st '25.

Green Gravity Filings

Explore SEC and related filing metadata, where available.

Green Gravity filings preview — column headings only; records require access
TypeDateAmount OfferedAmount SoldFilingPagesDownload

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Frequently Asked Questions

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

Is Green Gravity a public or private company?

Green Gravity is a private company.

What is the current stock price of Green Gravity?

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

How much is Green Gravity worth (valuation)?

Valuation information for Green Gravity is not publicly available.

Can I buy Green Gravity stock?

Green Gravity 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 Green Gravity's last funding round?

Green Gravity's most recent funding round was Grant on November 1, 2024.

Who are the main investors in Green Gravity?

Key investors in Green Gravity include HMC Capital.

Will Green Gravity IPO soon?

No public IPO plans have been announced for Green Gravity.

How can I track Green Gravity secondary market activity?

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

Firmographic Details

HeadquartersWollongong, New South Wales
Employee Range20
Year Founded2021
Last FundingNov 1, 2024

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