Company lists · Data refreshed November 2026

Top 23 Ground source heat pump installers based in the United States

RevenueBase identified 200 company matches for ground source heat pump installers associated with the United States as of November 2026 and tracks 1,317 professional contacts across them, including 434 with verified work emails. Alpena is the largest hub.

This list covers company matches for ground source heat pump installers 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 November 6, 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 Nov 6, 2026 How this list was built
200Companies
1,317Contacts tracked
434Verified emails
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The 23 largest ground source heat pump installers based in the United States

Ranked by team size
Top 23 of 200 company matches for ground source heat pump installers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 matchMount Kisco, NY, United StatesHQ recorded Nov 6, 202651-200124 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 · Nov 6, 2026 · View company records in RevenueBase
2Exact matchArmonk, NY, United StatesHQ recorded Nov 6, 202651-200111 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchNew Brighton, MN, United StatesHQ recorded Nov 6, 202611-5055 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchLaurel, PA, United StatesHQ recorded Nov 6, 202651-20055 contacts →

Exact match

“We at Allied Well Drilling are a full service commercial and residential gethermal heating/cooling system installer, specializing in vertically drilled closed loop systems.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchNewton, MA, United StatesHQ recorded Nov 6, 202651-20039 contacts →

Exact match

“Forge makes home comfort simple and sustainable with energy-efficient heat pump installations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchRochester, NY, United StatesHQ recorded Nov 6, 202651-20029 contacts →

Exact match

“John Betlem started the company in 1941, and John Betlem Heating & Cooling, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchGrand Rapids, MI, United StatesHQ recorded Nov 6, 202611-5029 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 · Nov 6, 2026 · View company records in RevenueBase
8Exact matchEl Cerrito, CA, United StatesHQ recorded Nov 6, 202611-5022 contacts →

Exact match

“Hassler Heating and Air Conditioning, Inc.(HHAC) provides exceptional residential heating and cooling services with a focus on improving your homes energy efficiency.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchHolliston, MA, United StatesHQ recorded Nov 6, 202611-5018 contacts →

Exact match

“We are a team of experienced professionals who are dedicated to providing high-quality, energy-efficient heating & cooling solutions for our customers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchBaltimore, MD, United StatesHQ recorded Nov 6, 202611-5013 contacts →

Exact match

“In the 30 years of operation, Chesapeake Geosystems has earned a reputation as a geothermal contracting firm that delivers projects on time and on budget.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchRock Hill, SC, United StatesHQ recorded Nov 6, 202611-5013 contacts →

Exact match

“Panther Heating and Cooling, Inc keeps you cool in the summer and warm in the winter.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchBallston Spa, NY, United StatesHQ recorded Nov 6, 202611-5011 contacts →

Exact match

“Aztech Geothermal, LLC offers a comprehensive solution for renewable geothermal heating and cooling systems in residential and commercial buildings with recognized expertise in…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchOmaha, NE, United StatesHQ recorded Nov 6, 202611-5011 contacts →

Exact match

“At Complete Comfort, we're proud of our 20+ years of service to the Omaha area and look forward to helping you with your air conditioning, heating and geothermal needs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchNorth Las Vegas, NV, United StatesHQ recorded Nov 6, 20261-1011 contacts →

Exact match

“Blue Mountain Energy, is the Distributor for the AISIN Gas Heat Pump and related systems, consulting firm offering professional services within the Energy arenas.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchPensacola, United StatesHQ recorded Nov 6, 202611-5010 contacts →

Exact match

“Lee Mechanical & Plumbing, LLC home office is in Pensacola, Florida and also has an office in Henderson, Nevada.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchWest Midlands, United StatesHQ recorded Nov 6, 202611-509 contacts →

Exact match

“We are based in Coventry and cover all surrounding areas, offering a variety of Plumbing, Heating & Renewables solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchIndianapolis, IN, United StatesHQ recorded Nov 6, 202611-508 contacts →

Exact match

“Indiana Geothermal provides geothermal products, custom system designs and hundreds of earth loop installations each year.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchOklahoma City, OK, United StatesHQ recorded Nov 6, 202611-508 contacts →

Exact match

“Since 1975 we have been committed to meeting our customer's needs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchLittleton, CO, United StatesHQ recorded Nov 6, 20261-108 contacts →

Exact match

“Sensible Heating & Cooling is Denver’s Premier Heating & Cooling company, offering a wealth of experience and knowledge in traditional HVAC as well as alternative systems such as…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchRedmond, WA, United StatesHQ recorded Nov 6, 202651-2008 contacts →

Exact match

“GeoTility has been designing, installing, and servicing heating and cooling systems for more than 30 years.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchMemphis, TN, United StatesHQ recorded Nov 6, 202611-508 contacts →

Exact match

“OPACHS is a premier heating & air conditioning company, specializing in installation and service for heating & air conditioning systems, water heaters, and geothermal solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchTroy, NY, United StatesHQ recorded Nov 6, 202611-508 contacts →

Exact match

“Founded in 2005, The Radiant Store is a multi-generational family business created to serve the market for renewable energy and low carbon heating and cooling technologies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchNew York, RI, United StatesHQ recorded Nov 6, 202611-507 contacts →

Exact match

“Decarbonization and Electrification Design Build mechanical contractors using heat pump technology for heating, cooling and domestic hot water.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 23 of 200 ground source heat pump installers based in the United States

See the full list, filter by size, metro and specialty, and access 434 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Ground source heat pump installers based in the United States at a glance

As of Nov 6, 2026
33.0%Verified-email coverage
6.6Average contacts per company
1-10Median size (employees)
1.0%Largest-city concentration · Alpena
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
108
11-50
73
51-200
16
201-500
1

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 200 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 “ground source heat pump installers” 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 434 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 November 6, 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 “ground source heat pump installers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many ground source heat pump installers are there based in the United States?

RevenueBase identified 200 company matches for ground source heat pump installers associated with the United States as of November 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?

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

Which city has the most ground source heat pump installers?

Alpena leads with 2 company records, followed by Austin (2) and Charlotte (2).

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 434 professional contacts with verified work emails tracked across these 200 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 November 6, 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.