Company lists · Data refreshed October 2026
Top 25 Geothermal heating manufacturers based in the United States
RevenueBase identified 462 company matches for geothermal heating manufacturers associated with the United States as of October 2026 and tracks 24,882 professional contacts across them, including 4,363 with verified work emails. Houston is the largest hub.
This list covers company matches for geothermal heating manufacturers 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.
The 25 largest geothermal heating manufacturers based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 15,417 contacts → | ||||
Exact match “Celebrating its 150th year of business, A.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 2 | 1,298 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 | |||||
| 3 | 960 contacts → | ||||
Exact match “Industrial Process Heating Solutions Through its global network, Thermon provides safe, reliable and innovative mission critical industrial process heating solutions.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 4 | 703 contacts → | ||||
Exact match “Bradford White Corporation is an American-owned, full-line manufacturer of residential, commercial, and industrial products for water heating, space heating, combination heating…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 5 | 654 contacts → | ||||
Exact match “When industrial operations depend on heat that simply cannot fail, Chromalox brings unmatched technical knowledge and high‑performance electric heating solutions that stand the…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 6 | 245 contacts → | ||||
Exact match “For over 70 years, Raypak has been the world's leading manufacturer of copper finned boilers and heaters.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 7 | 225 contacts → | ||||
Exact match “WaterFurnace International, Inc.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 8 | 186 contacts → | ||||
Exact match “ClimateMaster’s role as a domestic energy and geothermal heating and cooling leader extends back to the late 1950s when the company was first founded in Florida.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 9 | 168 contacts → | ||||
Exact match “Marley Engineered Products® draws upon a long history of providing reliable comfort heating and ventilation solutions.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 10 | 130 contacts → | ||||
Exact match “Empire Comfort Systems: A Company Perspective · Family Owned Since 1932 · A Full Line of Gas-Fired Products for the Independent Dealer · Made in the USA Empire – a Family-Owned…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 11 | 130 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 | |||||
| 12 | 103 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 | |||||
| 13 | 80 contacts → | ||||
Exact match “Why King?” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 14 | 76 contacts → | ||||
Exact match “Sigma Thermal designs, engineers, supplies, and services process heating systems for industry.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 15 | 76 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 | |||||
| 16 | 76 contacts → | ||||
Exact match “Established in 1974, HTP Comfort Solutions LLC is a full-fledged manufacturer on the cutting edge of energy efficient space and water heating technology.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 17 | 75 contacts → | ||||
Exact match “Manufacturer of heaters, tanks and related products for a wide variety of industries.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 18 | 70 contacts → | ||||
Exact match “Since the company began in 1869, U.S.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 19 | 66 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 | |||||
| 20 | 64 contacts → | ||||
Exact match “Warmboard, Inc.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 21 | 61 contacts → | ||||
Exact match “Gradient is transforming home comfort with innovative heat pump technology that reduces carbon emissions without compromising performance.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 22 | 56 contacts → | ||||
Exact match “L.B.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 23 | 55 contacts → | ||||
Exact match “OGI (Oil, Gas, and Industrial) Process Equipment designs, manufactures, sells, and services TERI brand indirect fired water bath heaters and QuikWater® brand direct fired water…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 24 | 54 contacts → | ||||
Exact match “Maynard is a company with one focus: to be the community leader in climate solutions for Middle Tennessee.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
| 25 | 53 contacts → | ||||
Exact match “WarmlyYours is a fast-growing firm in Chicago providing radiant heating solutions.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “geothermal heating manufacturers”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 462 geothermal heating manufacturers based in the United States
See the full list, filter by size, metro and specialty, and access 4,363 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Geothermal heating manufacturers based in the United States at a glance
As of Oct 13, 2026Companies by employee count
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 462 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 heating manufacturers” 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 4,363 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.
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 heating manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many geothermal heating manufacturers are there based in the United States?
RevenueBase identified 462 company matches for geothermal heating manufacturers 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?
A. O. Smith Corporation tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most geothermal heating manufacturers?
Houston leads with 9 company records, followed by Austin (6) and Atlanta (5).
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 4,363 professional contacts with verified work emails tracked across these 462 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.
Ready to reach these companies? Verified emails and direct dials for all 462 geothermal heating manufacturers based in the United States. Start with a free account, no credit card.
Download this list →Related lists
Geothermal heating manufacturers by geography
- Geothermal heating manufacturers based in Australia
- Geothermal heating manufacturers based in Austria
- Geothermal heating manufacturers based in Belgium
- Geothermal heating manufacturers based in Brazil
- Geothermal heating manufacturers based in Canada
- Geothermal heating manufacturers based in Czechia
- Geothermal heating manufacturers based in Denmark
- Geothermal heating manufacturers based in Finland
- Geothermal heating manufacturers based in France
- Geothermal heating manufacturers based in Germany
- Geothermal heating manufacturers based in Greece
- Geothermal heating manufacturers based in Hungary
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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Geothermal heating manufacturers based in Australia
- Geothermal heating manufacturers based in Austria
- Geothermal heating manufacturers based in Belgium
- Geothermal heating manufacturers based in Brazil
- Geothermal heating manufacturers based in Canada
- Geothermal heating manufacturers based in Czechia
Company intelligence · public preview
Top 25 geothermal heating manufacturers based in the United States
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 462 matching company records for geothermal heating manufacturers based in the United States, with 24,882 tracked contacts and 4,363 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 13, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 geothermal heating manufacturers based in the United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  A. O. Smith Corporationaosmith.comHQ: Milwaukee, WI, United StatesReported employees: 10001+ | Milwaukee, WI, United States | 10001+ | Exact match | 15,417 contacts → |
“Celebrating its 150th year of business, A.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Ormat Technologies, INCormat.comHQ: Reno, NV, United StatesReported employees: 1,001-5,000 | Reno, NV, United States | 1,001-5,000 | Exact match | 1,298 contacts → |
“With over five decades of experience, Ormat Technologies, Inc.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Thermonthermon.com HQ: Austin, TX, United StatesReported employees: 1,001-5,000 | Austin, TX, United States | 1,001-5,000 | Exact match | 960 contacts → |
“Industrial Process Heating Solutions Through its global network, Thermon provides safe, reliable and innovative mission critical industrial process heating solutions.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Bradford Whitebradfordwhitecorporation.com HQ: Ambler, PA, United StatesReported employees: 1,001-5,000 | Ambler, PA, United States | 1,001-5,000 | Exact match | 703 contacts → |
“Bradford White Corporation is an American-owned, full-line manufacturer of residential, commercial, and industrial products for water heating, space heating, combination heating…” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Chromaloxchromalox.com HQ: Pittsburgh, PA, United StatesReported employees: 1,001-5,000 | Pittsburgh, PA, United States | 1,001-5,000 | Exact match | 654 contacts → |
“When industrial operations depend on heat that simply cannot fail, Chromalox brings unmatched technical knowledge and high‑performance electric heating solutions that stand the…” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Raypakraypak.com HQ: Oxnard, United StatesReported employees: 501-1,000 | Oxnard, United States | 501-1,000 | Exact match | 245 contacts → |
“For over 70 years, Raypak has been the world's leading manufacturer of copper finned boilers and heaters.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Waterfurnace Internationalwaterfurnace.com HQ: Fort Wayne, IN, United StatesReported employees: 201-500 | Fort Wayne, IN, United States | 201-500 | Exact match | 225 contacts → |
“WaterFurnace International, Inc.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Climatemaster, INCclimatemaster.comHQ: Oklahoma City, OK, United StatesReported employees: 501-1,000 | Oklahoma City, OK, United States | 501-1,000 | Exact match | 186 contacts → |
“ClimateMaster’s role as a domestic energy and geothermal heating and cooling leader extends back to the late 1950s when the company was first founded in Florida.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Marley Engineered Productsmarleymep.com HQ: Bennettsville, SC, United StatesReported employees: 201-500 | Bennettsville, SC, United States | 201-500 | Exact match | 168 contacts → |
“Marley Engineered Products® draws upon a long history of providing reliable comfort heating and ventilation solutions.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Empire Comfort Systemsempirecomfort.com HQ: Belleville, IL, United StatesReported employees: 201-500 | Belleville, IL, United States | 201-500 | Exact match | 130 contacts → |
“Empire Comfort Systems: A Company Perspective · Family Owned Since 1932 · A Full Line of Gas-Fired Products for the Independent Dealer · Made in the USA Empire – a Family-Owned…” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Dandelion Energydandelionenergy.com HQ: Mount Kisco, NY, United StatesReported employees: 51-200 | Mount Kisco, NY, United States | 51-200 | Exact match | 130 contacts → |
“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 description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Brightcore Energybrightcoreenergy.comHQ: Armonk, NY, United StatesReported employees: 51-200 | Armonk, NY, United States | 51-200 | Exact match | 103 contacts → |
“Brightcore Energy is a leading renewable energy solutions provider serving commercial, institutional, and government clients.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | King Electrical Mfg. COking-electric.com HQ: Seattle, WA, United StatesReported employees: 51-200 | Seattle, WA, United States | 51-200 | Exact match | 80 contacts → |
“Why King?” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Sigma Thermal, INCsigmathermal.com HQ: Marietta, GA, United StatesReported employees: 51-200 | Marietta, GA, United States | 51-200 | Exact match | 76 contacts → |
“Sigma Thermal designs, engineers, supplies, and services process heating systems for industry.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Enertech Global, LLCenertechusa.com HQ: Greenville, IL, United StatesReported employees: 51-200 | Greenville, IL, United States | 51-200 | Exact match | 76 contacts → |
“Enertech Global is a leading manufacturer and visionary in the geothermal heating and cooling industry.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | HTP Comfort Solutionshtproducts.com HQ: New Bedford, MA, United StatesReported employees: 51-200 | New Bedford, MA, United States | 51-200 | Exact match | 76 contacts → |
“Established in 1974, HTP Comfort Solutions LLC is a full-fledged manufacturer on the cutting edge of energy efficient space and water heating technology.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Heatec, An Astec Brandastecindustries.comHQ: Chattanooga, TN, United StatesReported employees: 201-500 | Chattanooga, TN, United States | 201-500 | Exact match | 75 contacts → |
“Manufacturer of heaters, tanks and related products for a wide variety of industries.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | United States Stove Companyusstove.com HQ: South Pittsburg, TN, United StatesReported employees: 51-200 | South Pittsburg, TN, United States | 51-200 | Exact match | 70 contacts → |
“Since the company began in 1869, U.S.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Quaise Energyquaise.com HQ: Houston, MA, United StatesReported employees: 51-200 | Houston, MA, United States | 51-200 | Exact match | 66 contacts → |
“Quaise develops superhot geothermal power plants for a terawatt-scale world.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Warmboard INCwarmboard.com HQ: Scotts Valley, CA, United StatesReported employees: 51-200 | Scotts Valley, CA, United States | 51-200 | Exact match | 64 contacts → |
“Warmboard, Inc.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Gradientgradientcomfort.com HQ: San Francisco, CA, United StatesReported employees: 51-200 | San Francisco, CA, United States | 51-200 | Exact match | 61 contacts → |
“Gradient is transforming home comfort with innovative heat pump technology that reduces carbon emissions without compromising performance.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | LB White Companylbwhite.com HQ: Onalaska, WI, United StatesReported employees: 51-200 | Onalaska, WI, United States | 51-200 | Exact match | 56 contacts → |
“L.B.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | OGI Process Equipmentogipe.com HQ: Sand Springs, OK, United StatesReported employees: 51-200 | Sand Springs, OK, United States | 51-200 | Exact match | 55 contacts → |
“OGI (Oil, Gas, and Industrial) Process Equipment designs, manufactures, sells, and services TERI brand indirect fired water bath heaters and QuikWater® brand direct fired water…” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Maynardthemaynardman.comHQ: Nashville, TN, United StatesReported employees: 51-200 | Nashville, TN, United States | 51-200 | Exact match | 54 contacts → |
“Maynard is a company with one focus: to be the community leader in climate solutions for Middle Tennessee.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Warmlyyourswarmlyyours.com HQ: Lake Zurich, IL, United StatesReported employees: 11-50 | Lake Zurich, IL, United States | 11-50 | Exact match | 53 contacts → |
“WarmlyYours is a fast-growing firm in Chicago providing radiant heating solutions.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 462 company matches
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Geothermal heating manufacturers: dataset insights
October 13, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
462 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 462 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: October 13, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for geothermal heating manufacturers?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many geothermal heating manufacturers did RevenueBase find based in the United States?
The saved snapshot records 462 matching company records, 24,882 tracked contacts and 4,363 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: October 13, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Geothermal heating manufacturers by geography
- Geothermal heating manufacturers based in Australia
- Geothermal heating manufacturers based in Austria
- Geothermal heating manufacturers based in Belgium
- Geothermal heating manufacturers based in Brazil
- Geothermal heating manufacturers based in Canada
- Geothermal heating manufacturers based in Czechia
- Geothermal heating manufacturers based in Denmark
- Geothermal heating manufacturers based in Finland
- Geothermal heating manufacturers based in France
- Geothermal heating manufacturers based in Germany
- Geothermal heating manufacturers based in Greece
- Geothermal heating manufacturers based in Hungary
Cite this list
RevenueBase Data Team. Top 25 geothermal heating manufacturers based in the United States. Snapshot: October 13, 2026. https://revenuebase.ai/companies/geothermal-heating-manufacturers/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Geothermal heating manufacturers based in Australia
- Geothermal heating manufacturers based in Austria
- Geothermal heating manufacturers based in Belgium
- Geothermal heating manufacturers based in Brazil
- Geothermal heating manufacturers based in Canada
- Geothermal heating manufacturers based in Czechia
Company intelligence · public preview
Top 25 geothermal heating manufacturers based in the United States
RevenueBase records 462 matching company records for geothermal heating manufacturers based in the United States, with 24,882 tracked contacts and 4,363 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 13, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 geothermal heating manufacturers based in the United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | A. O. Smith Corporationaosmith.com HQ: Milwaukee, WI, United StatesReported employees: 10001+ | Milwaukee, WI, United States | 10001+ | Exact match | 15,417 contacts → |
“Celebrating its 150th year of business, A.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Ormat Technologies, INCormat.com HQ: Reno, NV, United StatesReported employees: 1,001-5,000 | Reno, NV, United States | 1,001-5,000 | Exact match | 1,298 contacts → |
“With over five decades of experience, Ormat Technologies, Inc.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Thermonthermon.com HQ: Austin, TX, United StatesReported employees: 1,001-5,000 | Austin, TX, United States | 1,001-5,000 | Exact match | 960 contacts → |
“Industrial Process Heating Solutions Through its global network, Thermon provides safe, reliable and innovative mission critical industrial process heating solutions.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Bradford Whitebradfordwhitecorporation.com HQ: Ambler, PA, United StatesReported employees: 1,001-5,000 | Ambler, PA, United States | 1,001-5,000 | Exact match | 703 contacts → |
“Bradford White Corporation is an American-owned, full-line manufacturer of residential, commercial, and industrial products for water heating, space heating, combination heating…” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Chromaloxchromalox.com HQ: Pittsburgh, PA, United StatesReported employees: 1,001-5,000 | Pittsburgh, PA, United States | 1,001-5,000 | Exact match | 654 contacts → |
“When industrial operations depend on heat that simply cannot fail, Chromalox brings unmatched technical knowledge and high‑performance electric heating solutions that stand the…” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Raypakraypak.com HQ: Oxnard, United StatesReported employees: 501-1,000 | Oxnard, United States | 501-1,000 | Exact match | 245 contacts → |
“For over 70 years, Raypak has been the world's leading manufacturer of copper finned boilers and heaters.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Waterfurnace Internationalwaterfurnace.com HQ: Fort Wayne, IN, United StatesReported employees: 201-500 | Fort Wayne, IN, United States | 201-500 | Exact match | 225 contacts → |
“WaterFurnace International, Inc.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Climatemaster, INCclimatemaster.com HQ: Oklahoma City, OK, United StatesReported employees: 501-1,000 | Oklahoma City, OK, United States | 501-1,000 | Exact match | 186 contacts → |
“ClimateMaster’s role as a domestic energy and geothermal heating and cooling leader extends back to the late 1950s when the company was first founded in Florida.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Marley Engineered Productsmarleymep.com HQ: Bennettsville, SC, United StatesReported employees: 201-500 | Bennettsville, SC, United States | 201-500 | Exact match | 168 contacts → |
“Marley Engineered Products® draws upon a long history of providing reliable comfort heating and ventilation solutions.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Empire Comfort Systemsempirecomfort.com HQ: Belleville, IL, United StatesReported employees: 201-500 | Belleville, IL, United States | 201-500 | Exact match | 130 contacts → |
“Empire Comfort Systems: A Company Perspective · Family Owned Since 1932 · A Full Line of Gas-Fired Products for the Independent Dealer · Made in the USA Empire – a Family-Owned…” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Dandelion Energydandelionenergy.com HQ: Mount Kisco, NY, United StatesReported employees: 51-200 | Mount Kisco, NY, United States | 51-200 | Exact match | 130 contacts → |
“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 description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Brightcore Energybrightcoreenergy.com HQ: Armonk, NY, United StatesReported employees: 51-200 | Armonk, NY, United States | 51-200 | Exact match | 103 contacts → |
“Brightcore Energy is a leading renewable energy solutions provider serving commercial, institutional, and government clients.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | King Electrical Mfg. COking-electric.com HQ: Seattle, WA, United StatesReported employees: 51-200 | Seattle, WA, United States | 51-200 | Exact match | 80 contacts → |
“Why King?” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Sigma Thermal, INCsigmathermal.com HQ: Marietta, GA, United StatesReported employees: 51-200 | Marietta, GA, United States | 51-200 | Exact match | 76 contacts → |
“Sigma Thermal designs, engineers, supplies, and services process heating systems for industry.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Enertech Global, LLCenertechusa.com HQ: Greenville, IL, United StatesReported employees: 51-200 | Greenville, IL, United States | 51-200 | Exact match | 76 contacts → |
“Enertech Global is a leading manufacturer and visionary in the geothermal heating and cooling industry.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | HTP Comfort Solutionshtproducts.com HQ: New Bedford, MA, United StatesReported employees: 51-200 | New Bedford, MA, United States | 51-200 | Exact match | 76 contacts → |
“Established in 1974, HTP Comfort Solutions LLC is a full-fledged manufacturer on the cutting edge of energy efficient space and water heating technology.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Heatec, An Astec Brandastecindustries.com HQ: Chattanooga, TN, United StatesReported employees: 201-500 | Chattanooga, TN, United States | 201-500 | Exact match | 75 contacts → |
“Manufacturer of heaters, tanks and related products for a wide variety of industries.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | United States Stove Companyusstove.com HQ: South Pittsburg, TN, United StatesReported employees: 51-200 | South Pittsburg, TN, United States | 51-200 | Exact match | 70 contacts → |
“Since the company began in 1869, U.S.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Quaise Energyquaise.com HQ: Houston, MA, United StatesReported employees: 51-200 | Houston, MA, United States | 51-200 | Exact match | 66 contacts → |
“Quaise develops superhot geothermal power plants for a terawatt-scale world.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Warmboard INCwarmboard.com HQ: Scotts Valley, CA, United StatesReported employees: 51-200 | Scotts Valley, CA, United States | 51-200 | Exact match | 64 contacts → |
“Warmboard, Inc.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Gradientgradientcomfort.com HQ: San Francisco, CA, United StatesReported employees: 51-200 | San Francisco, CA, United States | 51-200 | Exact match | 61 contacts → |
“Gradient is transforming home comfort with innovative heat pump technology that reduces carbon emissions without compromising performance.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | LB White Companylbwhite.com HQ: Onalaska, WI, United StatesReported employees: 51-200 | Onalaska, WI, United States | 51-200 | Exact match | 56 contacts → |
“L.B.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | OGI Process Equipmentogipe.com HQ: Sand Springs, OK, United StatesReported employees: 51-200 | Sand Springs, OK, United States | 51-200 | Exact match | 55 contacts → |
“OGI (Oil, Gas, and Industrial) Process Equipment designs, manufactures, sells, and services TERI brand indirect fired water bath heaters and QuikWater® brand direct fired water…” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Maynardthemaynardman.com HQ: Nashville, TN, United StatesReported employees: 51-200 | Nashville, TN, United States | 51-200 | Exact match | 54 contacts → |
“Maynard is a company with one focus: to be the community leader in climate solutions for Middle Tennessee.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Warmlyyourswarmlyyours.com HQ: Lake Zurich, IL, United StatesReported employees: 11-50 | Lake Zurich, IL, United States | 11-50 | Exact match | 53 contacts → |
“WarmlyYours is a fast-growing firm in Chicago providing radiant heating solutions.” Recorded description excerpt · October 13, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 462 company matches
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Geothermal heating manufacturers: dataset insights
October 13, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
462 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 462 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: October 13, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for geothermal heating manufacturers?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many geothermal heating manufacturers did RevenueBase find based in the United States?
The saved snapshot records 462 matching company records, 24,882 tracked contacts and 4,363 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: October 13, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Geothermal heating manufacturers by geography
- Geothermal heating manufacturers based in Australia
- Geothermal heating manufacturers based in Austria
- Geothermal heating manufacturers based in Belgium
- Geothermal heating manufacturers based in Brazil
- Geothermal heating manufacturers based in Canada
- Geothermal heating manufacturers based in Czechia
- Geothermal heating manufacturers based in Denmark
- Geothermal heating manufacturers based in Finland
- Geothermal heating manufacturers based in France
- Geothermal heating manufacturers based in Germany
- Geothermal heating manufacturers based in Greece
- Geothermal heating manufacturers based in Hungary
Cite this list
RevenueBase Data Team. Top 25 geothermal heating manufacturers based in the United States. Snapshot: October 13, 2026. https://revenuebase.ai/companies/geothermal-heating-manufacturers/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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