Company lists · Data refreshed September 2026

Top 25 Industrial heat pump manufacturers based in the United States

Name: Industrial heat pump manufacturers based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 182 companies tracked

RevenueBase identified 182 company matches for industrial heat pump manufacturers associated with the United States as of September 2026 and tracks 5,518 professional contacts across them, including 2,071 with verified work emails. Brewer is the largest hub.

This list covers company matches for industrial heat pump 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 September 17, 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 Sep 17, 2026 How this list was built

182Companies

5,518Contacts tracked

2,071Verified emails

Explore this list → Free signup · no credit card · 500 free credits

The 25 largest industrial heat pump manufacturers based in the United States

Ranked by team size

Top 25 of 182 company matches for industrial heat pump manufacturers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 17, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Baltimore Aircoil Company	Exact match	Jessup, MD, United StatesHQ recorded Sep 17, 2026	1,001-5,000	906 contacts →
	Exact match “At BAC, we don’t just build cooling systems, we shape the future of sustainable solutions.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	Evapco, INC	Exact match	Taneytown, MD, United StatesHQ recorded Sep 17, 2026	1,001-5,000	569 contacts →
	Exact match “At EVAPCO, we are more than a manufacturer-we are a global team of employee-owners committed to delivering innovative heat transfer solutions for customers worldwide.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3	API Heat Transfer	Exact match	Buffalo, NY, United StatesHQ recorded Sep 17, 2026	1,001-5,000	364 contacts →
	Exact match “API Heat Transfer is a leading global provider of heat transfer solutions, recognized for delivering innovative, energy-efficient equipment for more than 140 years.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	Nooter Eriksen, INC	Exact match	St. Louis, MO, United StatesHQ recorded Sep 17, 2026	201-500	198 contacts →
	Exact match “Nooter/Eriksen, the world's leading independent supplier of Natural Circulation Heat Recovery Steam Generators (HRSG) behind gas turbines, is a single source supplier of custom…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5	Climatemaster, INC	Exact match	Oklahoma City, OK, United StatesHQ recorded Sep 17, 2026	501-1,000	178 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 · Sep 17, 2026 · View company records in RevenueBase
6	Fulton	Exact match	Pulaski, NY, United StatesHQ recorded Sep 17, 2026	501-1,000	171 contacts →
	Exact match “Fulton specializes in custom engineered industrial and commercial heating systems featuring steam boilers, hot water and hydronic boilers, thermal fluid heaters, and a full range…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	Bristol Compressors International LLC	Exact match	Bristol, VA, United StatesHQ recorded Sep 17, 2026	501-1,000	121 contacts →
	Exact match “Bristol Compressors International, LLC, designs and manufactures hermetic compressors for residential and light commercial air conditioning, heat pump and refrigeration…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	Multistack, LLC	Exact match	Sparta, WI, United StatesHQ recorded Sep 17, 2026	51-200	115 contacts →
	Exact match “Multistack® manufactures modular and conventional chillers, modular geothermal heat pumps, modular air-to-water heat pumps, and modular Dedicated Heat Recovery Chillers (DHRC®) in…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	Colmac Coil Manufacturing, INC	Exact match	Colville, WA, United StatesHQ recorded Sep 17, 2026	201-500	89 contacts →
	Exact match “Colmac Coil manufactures new and replacement plate fin heating and cooling coils, dry coolers, air-cooled condensers, and heat pipe air-to-air heat exchangers for the commercial…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	Thermal Care, INC	Exact match	Niles, IL, United StatesHQ recorded Sep 17, 2026	51-200	79 contacts →
	Exact match “We are the industry expert and value leader in process heating and cooling solutions.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	HTP Comfort Solutions	Exact match	New Bedford, MA, United StatesHQ recorded Sep 17, 2026	51-200	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 · Sep 17, 2026 · View company records in RevenueBase
12	Turbotec Products, INC	Exact match	Newton, NC, United StatesHQ recorded Sep 17, 2026	51-200	75 contacts →
	Exact match “Turbotec, an OEM manufacturer and established, specialist engineering business, produces a diverse range of high performance heat exchangers for virtually any space conditioning…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	Gradient	Exact match	San Francisco, CA, United StatesHQ recorded Sep 17, 2026	51-200	67 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 · Sep 17, 2026 · View company records in RevenueBase
14	Tecogen INC	Exact match	North Billerica, MA, United StatesHQ recorded Sep 17, 2026	51-200	64 contacts →
	Exact match “Tecogen is a leading manufacturer of Combined Heat and Power products including natural gas engine-driven cogeneration, air conditioning systems and high efficiency water heaters…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15	Ephoca	Exact match	Beachwood, OH, United StatesHQ recorded Sep 17, 2026	11-50	63 contacts →
	Exact match “Ephoca is the US subsidiary of Innova SRL - Via 1° Maggio, 8 – 38089 Storo (TN) Italy” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	Envirosep	Exact match	Georgetown, SC, United StatesHQ recorded Sep 17, 2026	51-200	62 contacts →
	Exact match “Envirosep Company Overview: Envirosep designs and manufactures integrated solutions for fluid handling, heat transfer and energy recovery.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	OGI Process Equipment	Exact match	Sand Springs, OK, United StatesHQ recorded Sep 17, 2026	51-200	56 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 · Sep 17, 2026 · View company records in RevenueBase
18	Kemco Systems	Exact match	Clearwater, FL, United StatesHQ recorded Sep 17, 2026	51-200	55 contacts →
	Exact match “Kemco Systems, a CECO Environmental Brand, designs and manufactures energy and water conservation systems for Water Reuse/Recycle, Wastewater Treatment, Wastewater Filtration…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	LB White Company	Exact match	Onalaska, WI, United StatesHQ recorded Sep 17, 2026	51-200	54 contacts →
	Exact match “L.B.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	United Coolair	Exact match	York, PA, United StatesHQ recorded Sep 17, 2026	51-200	54 contacts →
	Exact match “United CoolAir manufactures 3 to 90 ton "All-Indoor" Modular HVAC Solution systems for Commercial & Industrial Cooling as well as 100% Outside Air applications.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21	Thermalnetics	Exact match	Auburn Hills, MI, United StatesHQ recorded Sep 17, 2026	51-200	53 contacts →
	Exact match “ThermalNetics, a member of Daikin Group, is on the leading edge of energy recovery and environmentally responsible heating and cooling.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22	Diversified Heat Transfer DHT	Exact match	Towaco, NJ, United StatesHQ recorded Sep 17, 2026	51-200	47 contacts →
	Exact match “Diversified Heat Transfer (DHT), is a leading engineering and manufacturing company of heat exchange equipment and systems for the residential, commercial, and industrial markets.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23	Kerr Pump & Supply	Exact match	Oak Park, MI, United StatesHQ recorded Sep 17, 2026	51-200	42 contacts →
	Exact match “Kerr Pump and Supply, established in 1905 as Kerr Machinery Corporation, and located in a suburb of Detroit, Michigan, is a major supplier and manufacturer of pumps, heat…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24	FORGE	Exact match	Newton, MA, United StatesHQ recorded Sep 17, 2026	51-200	37 contacts →
	Exact match “Forge makes home comfort simple and sustainable with energy-efficient heat pump installations.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25	Nyle Water Heating Systems	Exact match	Bangor, ME, United StatesHQ recorded Sep 17, 2026	51-200	34 contacts →
	Exact match “Leading Manufacturer of Commercial Energy Efficient Heat Pump Water Heating Systems.” Recorded in the RevenueBase company graph · Sep 17, 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 “industrial heat pump 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 182 industrial heat pump manufacturers based in the United States

See the full list, filter by size, metro and specialty, and access 2,071 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Industrial heat pump manufacturers based in the United States at a glance

As of Sep 17, 2026

37.5%Verified-email coverage

30.3Average contacts per company

11-50Median size (employees)

1.6%Largest-city concentration · Brewer

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

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 182 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 “industrial heat pump 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 2,071 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 September 17, 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 “industrial heat pump manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many industrial heat pump manufacturers are there based in the United States?

RevenueBase identified 182 company matches for industrial heat pump manufacturers associated with the United States as of September 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?

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

Which city has the most industrial heat pump manufacturers?

Brewer leads with 3 company records, followed by Oklahoma City (3) and Tulsa (3).

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 2,071 professional contacts with verified work emails tracked across these 182 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 September 17, 2026.

Ready to reach these companies? Verified emails and direct dials for all 182 industrial heat pump manufacturers based in the United States. Start with a free account, no credit card.

Download this list →

Related lists

Industrial heat pump manufacturers by geography

Browse the directory

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.