Company lists · Data refreshed October 2026

Top 25 Geothermal energy research organizations based in the United States

RevenueBase identified 451 company matches for geothermal energy research organizations associated with the United States as of October 2026 and tracks 8,174 professional contacts across them, including 3,567 with verified work emails. Houston is the largest hub.

This list covers company matches for geothermal energy research organizations associated with the United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed October 13, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Oct 13, 2026 How this list was built
451Companies
8,174Contacts tracked
3,567Verified emails
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The 25 largest geothermal energy research organizations based in the United States

Ranked by team size
Top 25 of 451 company matches for geothermal energy research organizations based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 13, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchPalo Alto, CA, United StatesHQ recorded Oct 13, 20261,001-5,0001,914 contacts →

Exact match

“Founded in 1972, EPRI is the world's preeminent independent, non-profit energy research and development organization, with offices around the world.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
2Exact matchReno, NV, United StatesHQ recorded Oct 13, 20261,001-5,0001,298 contacts →

Exact match

“With over five decades of experience, Ormat Technologies, Inc.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
3Exact matchHouston, TX, United StatesHQ recorded Oct 13, 2026501-1,000417 contacts →

Exact match

“Stratum Reservoir helps organizations make better decisions about their resources by transforming complex scientific data into actionable insights.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
4Exact matchHouston, CA, United StatesHQ recorded Oct 13, 202651-200270 contacts →

Exact match

“Fervo Energy provides 24/7 carbon-free energy through the development of next-generation geothermal power.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
5Exact matchGrand Forks, ND, United StatesHQ recorded Oct 13, 2026201-500200 contacts →

Exact match

“The Energy & Environmental Research Center (EERC) is recognized as one of the world's leading developers of cleaner, more efficient energy to power the world and environmental…”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
6Exact matchMount Kisco, NY, United StatesHQ recorded Oct 13, 202651-200130 contacts →

Exact match

“Dandelion Energy is the nation’s leading residential geothermal provider, on a mission to make the world’s most efficient heating and cooling technology accessible to everyone.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
7Exact matchSalt Lake City, UT, United StatesHQ recorded Oct 13, 202651-200105 contacts →

Exact match

“Powering the future with the Earth’s hidden heat.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
8Exact matchArmonk, NY, United StatesHQ recorded Oct 13, 202651-200103 contacts →

Exact match

“Brightcore Energy is a leading renewable energy solutions provider serving commercial, institutional, and government clients.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
9Exact matchHouston, TX, United StatesHQ recorded Oct 13, 202651-20079 contacts →

Exact match

“Specialist in Real-Time Completions Intelligence for Fracture Geometry & Efficiency | Geohazards | Stress Field | CCUS | Geothermal | FDI | Sinkhole Detection | Induced Seismicity…”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
10Exact matchGreenville, IL, United StatesHQ recorded Oct 13, 202651-20076 contacts →

Exact match

“Enertech Global is a leading manufacturer and visionary in the geothermal heating and cooling industry.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
11Exact matchReno, NV, United StatesHQ recorded Oct 13, 202651-20068 contacts →

Exact match

“Minerals / Geothermal / Groundwater / Petroleum / Environmental / Infrastructure Are you concerned about ensuring every opportunity for success for your project and stakeholders?”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
12Exact matchHouston, MA, United StatesHQ recorded Oct 13, 202651-20066 contacts →

Exact match

“Quaise develops superhot geothermal power plants for a terawatt-scale world.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
13Exact matchSalt Lake City, UT, United StatesHQ recorded Oct 13, 202651-20063 contacts →

Exact match

“With over a decade of experience in the development of clean, efficient renewable energy facilities, Cyrq owns, operates and develops geothermal and solar energy-based power…”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
14Exact matchArlington, VA, United StatesHQ recorded Oct 13, 202611-5058 contacts →

Exact match

“Advanced Resources International (ARI) is a research and consulting firm providing services related to unconventional gas (coalbed methane - CBM, gas shales, tight sands)…”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
15Exact matchSan Jose, CA, United StatesHQ recorded Oct 13, 202651-20056 contacts →

Exact match

“Empowering geoscientists everywhere to explore and quantify the world since 1969.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
16Exact matchSeattle, WA, United StatesHQ recorded Oct 13, 202651-20052 contacts →

Exact match

“NWRA is a scientific research group, owned and operated by its Principal Investigators, with expertise in the geophysical and related sciences.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
17Exact matchNew Brighton, MN, United StatesHQ recorded Oct 13, 202611-5052 contacts →

Exact match

“Darcy Solutions is on a mission to put Geothermal Everywhere.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
18Exact matchOakland, CA, United StatesHQ recorded Oct 13, 202611-5040 contacts →

Exact match

“Ocergy is an innovative company focusing on the development of complex ocean systems solving energy and environmental challenges in a sustainable manner.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
19Exact matchPalo Alto, CA, United StatesHQ recorded Oct 13, 202611-5033 contacts →

Exact match

“XGS Energy is a geothermal energy company founded and headquartered in Palo Alto, CA.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
20Exact matchSomerville, MA, United StatesHQ recorded Oct 13, 202611-5033 contacts →

Exact match

“Eden is a leader in sustainable natural resource recovery.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
21Exact matchConcord, CA, United StatesHQ recorded Oct 13, 202611-5032 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
22Exact matchSpring, TX, United StatesHQ recorded Oct 13, 202611-5030 contacts →

Exact match

“Hephae Energy Technology is a global leader in ultra high temperature technology.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
23Exact matchPalm Springs, CA, United StatesHQ recorded Oct 13, 20261-1030 contacts →

Exact match

“Geothermal Rising (GR) is the largest and oldest geothermal membership organization in the world.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
24Exact matchGrand Rapids, MI, United StatesHQ recorded Oct 13, 202611-5028 contacts →

Exact match

“Geothermal Systems are becoming a critical component in the effort to make buildings more environmentally friendly.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
25Exact matchAustin, TX, United StatesHQ recorded Oct 13, 202611-5027 contacts →

Exact match

“Our mission is to transform the heating & cooling of buildings, using geothermal energy to radically reduce costs for people and the environment.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase

Showing 25 of 451 geothermal energy research organizations based in the United States

See the full list, filter by size, metro and specialty, and access 3,567 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Geothermal energy research organizations based in the United States at a glance

As of Oct 13, 2026
43.6%Verified-email coverage
18.1Average contacts per company
1-10Median size (employees)
7.3%Largest-city concentration · Houston
Oct 13, 2026Page data refreshed

Companies by employee count

1-10
243
11-50
154
51-200
39
201-500
5
501-1,000
2
1,001-5,000
4
5,001-10,000
1
10001+
3

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 451 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with the United States whose business descriptions match “geothermal energy research organizations” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 3,567 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on October 13, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Geothermal energy research organizations by metro

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “geothermal energy research organizations”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many geothermal energy research organizations are there based in the United States?

RevenueBase identified 451 company matches for geothermal energy research organizations associated with the United States as of October 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

EPRI tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most geothermal energy research organizations?

Houston leads with 33 company records, followed by Austin (15) and Reno (12).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 3,567 professional contacts with verified work emails tracked across these 451 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on October 13, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.