GeoKiln
PrivateLast Round
Accelerator
Nov 26, 2025
Total Funding Raised
$600,000
Company Overview
GeoKiln operates in Energy & Sustainability and is based in Houston, Texas. Its latest recorded funding round was an Accelerator round in November 2025.
GeoKiln is a clean technology company developing a process called Manufactured Subsurface Hydrogen (MSSH™) to produce clean hydrogen by stimulating natural geologic reactions in iron-rich rock formations using precision electrical heating.
Sector
Energy & Sustainability
Verticals
Alternative Fuels, Renewable Energy
Business Model
B2B
Customer Profile
Services & Consulting, Government Contracts
AI Layer
Non-AI
Historical Pricing
Historical view of private secondary pricing and transaction trends.
GeoKiln Comparables
Compare GeoKiln with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| Anning Corporation | 87% | |
| Vema Hydrogen | 86% | |
| GeoRedox Corporation | 86% |
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GeoKiln Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Accelerator | Nov 26, 2025 | ||||
| Accelerator | Mar 13, 2025 |
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Key People
Founding team and executive leadership
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GeoKiln Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Grid Catalyst | Accelerator |
Market signals
Structured signals derived from secondary market and firmographic data.
- May 14, 2026
Grew 57% QoQ, from 7 to 11 employees.
- Apr 27, 2026
Grew 43% QoQ from 7 to 10 employees.
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Recent news
Latest coverage and updates
- is_developingNov 11, 2026
Geo Kiln develops Manufactured Subsurface Hydrogen (MSSH(TM)), an engineered approach to producing low-carbon hydrogen by stimulating natural geologic processes underground, and works with ONEIC to evaluate it in Oman for a potential pilot.
- partners_withNov 11, 2026
Geo Kiln and ONEIC sign a 12-month MOU in Oman on Nov 11th '26 to assess geology, subsurface data, infrastructure, permitting, potential customers, and preliminary economics for engineered geologic hydrogen production.
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GeoKiln Filings
Explore SEC and related filing metadata, where available.
| Type | Date | Amount Offered | Amount Sold | Filing | Pages | Download |
|---|
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Frequently Asked Questions
Common questions about GeoKiln's valuation, stock price, and market status.
Is GeoKiln a public or private company?
GeoKiln is a private company.
What is the current stock price of GeoKiln?
GeoKiln is a private company, so its shares have no public market price. Caplight tracks GeoKiln's secondary market activity and provides MarketPrice™ estimates of its share price to Caplight users.
How much is GeoKiln worth (valuation)?
Valuation information for GeoKiln is not publicly available.
Can I buy GeoKiln stock?
GeoKiln shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors.
When was GeoKiln's last funding round?
GeoKiln's most recent funding round was Accelerator on November 26, 2025.
Who are the main investors in GeoKiln?
Key investors in GeoKiln include Grid Catalyst.
Will GeoKiln IPO soon?
No public IPO plans have been announced for GeoKiln.
How can I track GeoKiln secondary market activity?
Caplight tracks bids, offers, and trades in GeoKiln's shares on secondary markets.