Company lists · Data refreshed October 2026

Top 25 Energy recovery manufacturers worldwide

RevenueBase identified 531 company matches for energy recovery manufacturers worldwide as of October 2026 and tracks 9,710 professional contacts across them, including 2,872 with verified work emails. The United States is the largest market and Pune the largest hub.

This list covers company matches for energy recovery manufacturers worldwide, 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 12, 2026. Country and city lists for energy recovery manufacturers follow the table.

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

How to read this list RevenueBase SmartSearch · Exact Recorded Oct 12, 2026 How this list was built
531Companies
9,710Contacts tracked
2,872Verified emails
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The 25 largest energy recovery manufacturers worldwide

Ranked by team size
Top 25 of 531 company matches for energy recovery manufacturers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 12, 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 matchSeraing, BelgiumHQ recorded Oct 12, 20261,001-5,000684 contacts →

Exact match

“The Hamon Group does not exist anymore.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
2Exact matchDubai, United Arab EmiratesHQ recorded Oct 12, 2026501-1,000570 contacts →

Exact match

“At Harris Pye, everything we do saves energy.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
3Exact matchBuffalo, NY, United StatesHQ recorded Oct 12, 20261,001-5,000379 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 · Oct 12, 2026 · View company records in RevenueBase
4Exact matchZoeterwoude, NetherlandsHQ recorded Oct 12, 2026201-500348 contacts →

Exact match

“NEM is a global player in the power generation sector, committed to making a tangible impact on creating a better world.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
5Exact matchHyderabad, IndiaHQ recorded Oct 12, 2026501-1,000234 contacts →

Exact match

“Thermal Systems (TSPL) is a fast growing ISO 9001 certified heavy engineering company engaged in Waste Heat Recovery solutions around the world.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
6Exact matchLa Palma, CA, United StatesHQ recorded Oct 12, 2026201-500233 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 · Oct 12, 2026 · View company records in RevenueBase
7Exact matchSt. Louis, MO, United StatesHQ recorded Oct 12, 2026201-500202 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 · Oct 12, 2026 · View company records in RevenueBase
8Exact matchWellsville, NY, United StatesHQ recorded Oct 12, 20261,001-5,000189 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 · Oct 12, 2026 · View company records in RevenueBase
9Exact matchSt-germain-de-grantham, QC, CanadaHQ recorded Oct 12, 2026201-500175 contacts →

Exact match

“Annexair is a privately held North American company focused exclusively on designing and manufacturing high-quality, energy-efficient air handling systems.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
10Exact matchLahti, FinlandHQ recorded Oct 12, 2026201-500164 contacts →

Exact match

“We are a Finnish family-owned energy and environmental technology company founded in 1961.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
11Exact matchWeidenbach, GermanyHQ recorded Oct 12, 2026201-500142 contacts →

Exact match

“Since we at APROVIS have been developing solutions that make energy more efficient, sustainable and reliable.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
12Exact matchWaunakee, WI, United StatesHQ recorded Oct 12, 202651-20095 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 · Oct 12, 2026 · View company records in RevenueBase
13Exact matchZaragoza, SpainHQ recorded Oct 12, 202651-20094 contacts →

Exact match

“We are a company dedicated to the design and supply of equipment, plants and technologies for heat recovery, air or gases heating, incineration, VOC's abatement and industrial…”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
14Exact matchMarseille, FranceHQ recorded Oct 12, 202611-5083 contacts →

Exact match

“ENOGIA responds to the major challenges of the ecological and energy transition with its unique and patented technology of compact, light and durable micro-turbomachinery.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
15Exact matchFurstenfeldbruck, GermanyHQ recorded Oct 12, 20261,001-5,00073 contacts →

Exact match

“SOLVE TOMORROW'S CHALLENGES TODAY At Güntner, we combine maximum precision in everyday life with a vision for the future in order to provide our partners with the best possible…”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
16Exact matchReinsdorf, CanadaHQ recorded Oct 12, 2026201-50073 contacts →

Exact match

“We are CORE – technology leader in energy recovery.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
17Exact matchPittsburgh, PA, United StatesHQ recorded Oct 12, 202611-5072 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 · Oct 12, 2026 · View company records in RevenueBase
18Exact matchLindlar, GermanyHQ recorded Oct 12, 2026201-50072 contacts →

Exact match

“Seit über vier Jahrzehnten setzen Kunden auf innovative Energiespartechnik aus dem Hause ONI.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
19Exact matchAylesbury, United KingdomHQ recorded Oct 12, 202651-20071 contacts →

Exact match

“Your trusted heat exchanger manufacturer - From first principles to lasting partnerships Heat exchanger manufacturer since 1904, we design and produce to custom specifications.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
20Exact matchAversa, ItalyHQ recorded Oct 12, 202651-20069 contacts →

Exact match

“Energy Recovery & Ventilation Components Counterflow Plate Heat Exchanger Counterflow Kombi Plate Heat Exchanger Rotary Heat Exchanger Crossflow Heat Exchanger Accuair Enthalpy…”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
21Exact matchMalmö, SwedenHQ recorded Oct 12, 2026201-50068 contacts →

Exact match

“Heatex is a leading cleantech company that optimizes and develops energy-saving thermodynamic products and solutions, contributing to a sustainable future.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
22Exact matchPlymouth, MN, IndiaHQ recorded Oct 12, 202651-20064 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
23Exact matchGeorgetown, SC, United StatesHQ recorded Oct 12, 202651-20064 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 · Oct 12, 2026 · View company records in RevenueBase
24Exact matchRueil-malmaison, FranceHQ recorded Oct 12, 202651-20063 contacts →

Exact match

“AIT STEIN: empowering industrial energy transition.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase
25Exact matchJablonec Nad Nisou, Czech RepublicHQ recorded Oct 12, 2026201-50063 contacts →

Exact match

“ATREA is an international holding company, focused on ventilation with heat recovery.”

Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase

Showing 25 of 531 energy recovery manufacturers worldwide

See the full list, filter by size, metro and specialty, and access 2,872 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Energy recovery manufacturers worldwide at a glance

As of Oct 12, 2026
29.6%Verified-email coverage
18.3Average contacts per company
11-50Median size (employees)
1.9%Largest-city concentration · Pune
Oct 12, 2026Page data refreshed

Companies by employee count

1-10
188
11-50
181
51-200
108
201-500
29
501-1,000
10
1,001-5,000
12
5,001-10,000
2

Email recency is reported on each country list linked below.

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.
Coverage
Every country. Country and city lists for energy recovery manufacturers are linked below.
What qualifies
Company records worldwide whose business descriptions match “energy recovery 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. 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 2,872 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 12, 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.

Energy recovery manufacturers by location

6 lists · largest first

Every Energy recovery manufacturers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 “energy recovery manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many energy recovery manufacturers are there worldwide?

RevenueBase identified 531 company matches for energy recovery manufacturers worldwide 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?

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

Which country has the most energy recovery manufacturers?

The United States leads with 70 companies, followed by Germany (47) and India (37). Every energy recovery manufacturers list by country and city is linked on this page.

Which city has the most energy recovery manufacturers?

Pune leads with 10 company records, followed by Houston (4) and Tulsa (4).

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 2,872 professional contacts with verified work emails tracked across these 531 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 12, 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.