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Geothermal Energy Startups

Updated August 2026

Companies in the geothermal energy sector developing innovative solutions and technologies.

Explore 34 recently funded geothermal energy companies with verified founder contact information and fundraising data.

Total Companies
34
Total Funding
$153.8M
Avg Funding
$17.1M
Global Reach
4
countries

Top Cities for Geothermal Energy

Vancouver
Imperial
Houston
Zug
Baltimore
Scottsdale

Recently Funded Companies

Export
Vancouver, Canada

AI, Natural Resources, Disruptive Technology

$1.1M raised
Dec 2023

Founder Contacts

41,000+ verified contacts

Imperial, United States

Controlled Thermal Resources is an oil and gas firm involved in lithium extraction, electricity generation, and geothermal power production.

$13.1M raised
Mar 2023

Founder Contacts

41,000+ verified contacts

Houston, United States

Sage Geosystems develops geothermal and energy storage technologies that use subsurface heat and pressure to generate and store electricity.

$97.0M raised
Jan 2026

Founder Contacts

41,000+ verified contacts

Zug, Switzerland

HammerDrum develops drilling machines for geothermal applications.

Jan 2026

Founder Contacts

41,000+ verified contacts

Baltimore, United States

Geothermal Technologies is a geothermal energy exploration and production company.

$150K raised
Nov 2021

Founder Contacts

41,000+ verified contacts

Scottsdale, United States

NarrativeWave is the AI Automation & Analytics platform for Energy companies focused on impacting operations.

$4.5M raised
Jan 2025

Founder Contacts

41,000+ verified contacts

Seattle, United States

Mazama Energy is a geothermal operator and development firm committed to developing new techniques and technology for removing heat.

$36.0M raised
Oct 2025

Founder Contacts

41,000+ verified contacts

Wattle Grove, Australia

Solution Energy offers sustainable, high-capacity power solutions by transforming geothermal energy.

$2.0M raised
Oct 2025

Founder Contacts

41,000+ verified contacts

Las Cruces, United States

Evus develops a permanent magnet induction heating and antifouling device, to solve industrial biofouling and corrosion-related problems.

Oct 2021

Founder Contacts

41,000+ verified contacts

Showing 26 to 34 of 34 companies

About the Geothermal Energy Startup Ecosystem

The geothermal energy sector is an active area of startup innovation and venture capital investment. Companies in this space are developing new technologies, platforms, and services that address evolving market needs and create new business opportunities.

Funding Trends in Geothermal Energy

Geothermal Energy companies raise capital across various funding stages, from early seed rounds to late-stage growth financing. Investor interest in this sector is driven by the size of the addressable market, the pace of technology adoption, and the potential for scalable business models.

Growth Outlook

The geothermal energy sector is expected to continue evolving as technology advances, market dynamics shift, and new opportunities emerge. Companies that demonstrate strong product-market fit, efficient growth, and clear competitive advantages are well-positioned to attract continued investment.

Geothermal Energy Funding Breakdown

Here is how funding is distributed among the 34 geothermal energy companies tracked in the VCBacked database.

Average Funding
$17.1M
Total Funding Tracked
$153.8M
Countries Represented
4

Distribution by Funding Stage

Other9 companies

Top Cities for Geothermal Energy

1.Vancouver
1 companies$1.1M
2.Imperial
1 companies$13.1M
3.Houston
1 companies$97.0M
4.Zug
1 companiesUndisclosed
5.Baltimore
1 companies$150K

Related Industries

Companies in the geothermal energy sector often overlap with or complement businesses in adjacent industries. Exploring related verticals can help you discover additional companies, identify partnership opportunities, and understand the broader competitive landscape.

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Perfect for: B2B sales teams targeting geothermal energy companies, investors exploring sector opportunities, and service providers looking for funded companies ready to scale.

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