Company lists · Data refreshed September 2026

Top 25 Industrial waste heat recovery companies based in the United States

RevenueBase identified 203 company matches for industrial waste heat recovery companies associated with the United States as of September 2026 and tracks 5,231 professional contacts across them, including 1,909 with verified work emails. Tulsa is the largest hub.

This list covers company matches for industrial waste heat recovery companies 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
203Companies
5,231Contacts tracked
1,909Verified emails
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The 25 largest industrial waste heat recovery companies based in the United States

Ranked by team size
Top 25 of 203 company matches for industrial waste heat recovery companies 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchTaneytown, MD, United StatesHQ recorded Sep 17, 20261,001-5,000569 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
2Exact matchBuffalo, NY, United StatesHQ recorded Sep 17, 20261,001-5,000364 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
3Exact matchVerona, PA, United StatesHQ recorded Sep 17, 2026201-500299 contacts →

Exact match

“Here at Conco, we are always looking for A Better Way.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4Exact matchBatavia, NY, United StatesHQ recorded Sep 17, 2026201-500277 contacts →

Exact match

“Graham Manufacturing, a GHM Company, designs and builds vacuum and heat transfer equipment for process industries worldwide.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5Exact matchLa Palma, CA, United StatesHQ recorded Sep 17, 2026201-500219 contacts →

Exact match

“At TEi, we help the power and process industries operate safely, sustainably, and without costly downtime.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6Exact matchSt. Louis, MO, United StatesHQ recorded Sep 17, 2026201-500198 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
7Exact matchWellsville, NY, United StatesHQ recorded Sep 17, 20261,001-5,000184 contacts →

Exact match

“LJUNGSTRÖM is a global leader in heat transfer, energy technology, and advanced manufacturing, delivering engineered solutions that improve performance, reliability, and…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8Exact matchMebane, NC, United StatesHQ recorded Sep 17, 20261,001-5,000169 contacts →

Exact match

“Since 1919, the AKG Group has been a leading manufacturer of heat exchangers.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9Exact matchBeasley, TX, United StatesHQ recorded Sep 17, 2026201-500153 contacts →

Exact match

“Since 1939, Hudson Products Corp.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10Exact matchCity Of Industry, CA, United StatesHQ recorded Sep 17, 202651-200132 contacts →

Exact match

“Since its inception on October 20, 1930, Clayton Industries has established a world-wide reputation as a leading manufacturer of equipment for industrial process steam…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11Exact matchFairborn, OH, United StatesHQ recorded Sep 17, 2026201-500130 contacts →

Exact match

“Since 1980, WCR Incorporated has been dedicated to helping our customers prolong the life of their heat exchangers with the largest parts inventory in North America and a…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12Exact matchPearland, TX, United StatesHQ recorded Sep 17, 2026201-500113 contacts →

Exact match

“Brask Inc specializes in providing engineering design, and fabrication services for complete exchangers, replacement parts, ASME Code Modifications, API 510 Repairs, new bundles…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13Exact matchWaunakee, WI, United StatesHQ recorded Sep 17, 202651-20091 contacts →

Exact match

“For over 40 years, RenewAire has been manufacturing energy recovery ventilators (ERVs) and dedicated outdoor air systems (DOAS).”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14Exact matchMinnetonka, MN, United StatesHQ recorded Sep 17, 202651-20080 contacts →

Exact match

“We are a power plant technical services and products company specializing in Heat Recovery Steam Generators (HRSGs), waste heat boilers and smaller gas/oil-fired power boilers.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15Exact matchNiles, IL, United StatesHQ recorded Sep 17, 202651-20079 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
16Exact matchPittsburgh, PA, United StatesHQ recorded Sep 17, 202611-5075 contacts →

Exact match

“PCC’s mission is to apply our know-how with confidence to design, supply and service high-tech, energy-efficient, dependable combustion and pollution control systems that provide…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17Exact matchNewton, NC, United StatesHQ recorded Sep 17, 202651-20075 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
18Exact matchHouston, TX, United StatesHQ recorded Sep 17, 202651-20065 contacts →

Exact match

“BD Energy Systems LLC located in Houston, TX, USA is a world leading engineering company operating in the Petrochemical, Fertilizer, Refining, and Gas Processing industry…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19Exact matchGeorgetown, SC, United StatesHQ recorded Sep 17, 202651-20062 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
20Exact matchTexas City, TX, United StatesHQ recorded Sep 17, 202651-20057 contacts →

Exact match

“Dunn Heat Exchangers, Inc.'s heat exchanger cleaning services are unmatched in the industry.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21Exact matchClearwater, FL, United StatesHQ recorded Sep 17, 202651-20055 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
22Exact matchAuburn Hills, MI, United StatesHQ recorded Sep 17, 202651-20053 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
23Exact matchMinneapolis, MN, United StatesHQ recorded Sep 17, 2026201-50053 contacts →

Exact match

“Helping buildings breathe better.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24Exact matchNewark, DE, United StatesHQ recorded Sep 17, 202611-5050 contacts →

Exact match

“AirJoule is a leader in the global sustainability transition.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25Exact matchTowaco, NJ, United StatesHQ recorded Sep 17, 202651-20047 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

Showing 25 of 203 industrial waste heat recovery companies based in the United States

See the full list, filter by size, metro and specialty, and access 1,909 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Industrial waste heat recovery companies based in the United States at a glance

As of Sep 17, 2026
36.5%Verified-email coverage
25.8Average contacts per company
11-50Median size (employees)
6.4%Largest-city concentration · Tulsa
Sep 17, 2026Page data refreshed

Companies by employee count

1-10
74
11-50
83
51-200
31
201-500
10
1,001-5,000
4
5,001-10,000
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 203 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 waste heat recovery companies” 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 1,909 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 waste heat recovery companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many industrial waste heat recovery companies are there based in the United States?

RevenueBase identified 203 company matches for industrial waste heat recovery companies 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?

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

Which city has the most industrial waste heat recovery companies?

Tulsa leads with 13 company records, followed by Houston (8) and Pittsburgh (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 1,909 professional contacts with verified work emails tracked across these 203 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.

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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.