Company lists · Data refreshed October 2026
Top 25 Energy efficient heating companies worldwide
RevenueBase identified 18,967 company matches for energy efficient heating companies worldwide as of October 2026 and tracks 133,260 professional contacts across them, including 35,119 with verified work emails. The United States is the largest market and London the largest hub.
This list covers company matches for energy efficient heating companies 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 efficient heating companies 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.
The 25 largest energy efficient heating companies worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,227 contacts → | ||||
Exact match “At Danfoss Climate Solutions, we engineer energy-efficient heating and cooling solutions to help the world get more out of less.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 2 | 1,134 contacts → | ||||
Exact match “GK er en ledende teknisk entreprenør og servicepartner.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 3 | 1,016 contacts → | ||||
Exact match “CMTA is part of Legence, a Nasdaq Listed company.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 4 | 984 contacts → | ||||
Exact match “A major player in the energy transition and leader in home services, PROXISERVE provides its customers with innovative solutions enabling them to reduce their energy consumption…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 5 | 884 contacts → | ||||
Exact match “We're leading the energy transition to zero carbon, by offering complete residential and commercial heating and hot water solutions.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 6 | 789 contacts → | ||||
Exact match “Sinds het ontstaan in 1947 is Feenstra marktleider in installatietechniek met een nationale dekking.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 7 | 658 contacts → | ||||
Exact match “When it comes to comfortable climate in buildings, we set the ultimate standards.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 8 | 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 12, 2026 · View company records in RevenueBase | |||||
| 9 | 570 contacts → | ||||
Exact match “Aira is the next generation home energy champion.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 10 | 496 contacts → | ||||
Exact match “STIEBEL ELTRON bietet hocheffiziente Produkte und Dienstleistungen für die Heizung, Kühlung, Lüftung und Warmwasserbereitung von Gebäuden.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 11 | 493 contacts → | ||||
Exact match “As a leading supplier of heating and air handling systems, we are perfectly in tune with you.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 12 | 476 contacts → | ||||
Exact match “Korra Energi is a proud Egyptian leader in energy efficiency and construction services, backed by over 25 years of expertise and a vision of "Growth and Prosperity"(إعمار الأرض).” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 13 | 458 contacts → | ||||
Exact match “Since 1947, Hoffman & Hoffman, Inc.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 14 | 435 contacts → | ||||
Exact match “Comfort, designed around you – Since 1955, Ferroli has been a trusted name in HVAC, delivering innovative solutions for heating, cooling and hot water that combine comfort, energy…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 15 | 410 contacts → | ||||
Exact match “We are powered by the best people in the industry.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 16 | 408 contacts → | ||||
Exact match “Remeha, the comfort innovators Remeha ontwikkelt al sinds 1935 voortdurend innovatieve en energiezuinige producten voor warmte en warm water, zowel voor woningen als utiliteit.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 17 | 373 contacts → | ||||
Exact match “Kbane est la 1ère enseigne en France, dédiée à la maison performante.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 18 | 361 contacts → | ||||
Exact match “Spécialiste de la maintenance immobilière, nous entretenons et dépannons les équipements de chauffage, VMC, plomberie, sanitaire, climatisation… pour les bailleurs sociaux et les…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 19 | 359 contacts → | ||||
Exact match “Whether building quality work environments, valuable relationships or community ties, Air Systems never cuts corners.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 20 | 349 contacts → | ||||
Exact match “United Mechanical specializes in HVAC and Plumbing systems design, construction, retrofit, repair, and 24/7 emergency service for commercial and industrial properties throughout…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 21 | 342 contacts → | ||||
Exact match “Havtech delivers innovative commercial and industrial HVAC solutions across Maryland, Washington, D.C, Virginia, Pennsylvania, and West Virginia.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 22 | 329 contacts → | ||||
Exact match “Boland is the leading commercial HVAC systems, services, and building energy solutions provider in the DC metro area.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 23 | 324 contacts → | ||||
Exact match “Space Engineering Services is the UK’s leading provider of refrigeration, heating, ventilation and air conditioning services.” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 24 | 317 contacts → | ||||
Exact match “Following Rinnai's international origins dating back more than 100 years, Rinnai Australia was established 50 years ago and since then has been providing Australians with the best…” Recorded in the RevenueBase company graph · Oct 12, 2026 · View company records in RevenueBase | |||||
| 25 | 306 contacts → | ||||
Exact match “Créée en 1991, Anvolia, entreprise familiale indépendante de génie climatique, conçoit, installe et maintient des solutions de chauffage, climatisation, traitement de l'air et…” Recorded in the RevenueBase company graph · Oct 12, 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 “energy efficient heating companies”. 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 18,967 energy efficient heating companies worldwide
See the full list, filter by size, metro and specialty, and access 35,119 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Energy efficient heating companies worldwide at a glance
As of Oct 12, 2026Companies by employee count
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 efficient heating companies are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “energy efficient heating 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. 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 35,119 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 efficient heating companies by location
40 lists · largest firstEvery Energy efficient heating companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Energy efficient heating companies based in the United States3,783
- Energy efficient heating companies based in Germany1,812
- Energy efficient heating companies based in France1,801
- Energy efficient heating companies based in the United Kingdom1,682
- Energy efficient heating companies based in Italy1,273
- Energy efficient heating companies based in the Netherlands856
- Energy efficient heating companies based in Spain681
- Energy efficient heating companies based in Canada648
- Energy efficient heating companies based in Belgium480
- Energy efficient heating companies based in Switzerland458
- Energy efficient heating companies based in Poland326
- Energy efficient heating companies based in Türkiye281
- Energy efficient heating companies based in Australia273
- Energy efficient heating companies based in Brazil250
- Energy efficient heating companies based in India214
- Energy efficient heating companies based in Sweden149
- Energy efficient heating companies based in Austria148
- Energy efficient heating companies based in Portugal133
- Energy efficient heating companies based in Ireland97
- Energy efficient heating companies based in Denmark91
- Energy efficient heating companies based in Czechia87
- Energy efficient heating companies based in New Zealand66
- Energy efficient heating companies based in Norway64
- Energy efficient heating companies based in Chile60
- Energy efficient heating companies based in Greece57
- Energy efficient heating companies based in Finland56
- Energy efficient heating companies based in the United Arab Emirates51
- Energy efficient heating companies based in South Africa50
- Energy efficient heating companies based in Hungary49
- Energy efficient heating companies based in Serbia29
Cities
- Energy efficient heating companies based in London, United Kingdom107
- Energy efficient heating companies based in Berlin, Germany70
- Energy efficient heating companies based in Milan, Italy55
- Energy efficient heating companies based in New York, United States42
- Energy efficient heating companies based in Houston, United States41
- Energy efficient heating companies based in Toronto, Canada39
- Energy efficient heating companies based in Hamburg, Germany37
- Energy efficient heating companies based in Cologne, Germany29
- Energy efficient heating companies based in Bristol, United Kingdom27
- Energy efficient heating companies based in Calgary, Canada25
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 efficient heating companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many energy efficient heating companies are there worldwide?
RevenueBase identified 18,967 company matches for energy efficient heating companies 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?
Danfoss Climate Solutions tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most energy efficient heating companies?
The United States leads with 3,783 companies, followed by Germany (1,812) and France (1,801). Every energy efficient heating companies list by country and city is linked on this page.
Which city has the most energy efficient heating companies?
London leads with 114 company records, followed by Berlin (71) and Rome (71).
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 35,119 professional contacts with verified work emails tracked across these 18,967 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.
Ready to reach these companies? Verified emails and direct dials for all 18,967 energy efficient heating companies worldwide. Start with a free account, no credit card.
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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.
More company lists
Company intelligence · public preview
Top 25 energy efficient heating companies worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 18,967 matching company records for energy efficient heating companies worldwide, with 133,260 tracked contacts and 35,119 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 12, 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 energy efficient heating companies worldwide
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 |  Danfoss Climate Solutionsdanfoss.comHQ: Nordborg, DenmarkReported employees: 10001+ | Nordborg, Denmark | 10001+ | Exact match | 1,227 contacts → |
“At Danfoss Climate Solutions, we engineer energy-efficient heating and cooling solutions to help the world get more out of less.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  GKgk.noHQ: Oslo, NorwayReported employees: 1,001-5,000 | Oslo, Norway | 1,001-5,000 | Exact match | 1,134 contacts → |
“GK er en ledende teknisk entreprenør og servicepartner.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Cmta, INCcmta.comHQ: Louisville, KY, United StatesReported employees: 501-1,000 | Louisville, KY, United States | 501-1,000 | Exact match | 1,016 contacts → |
“CMTA is part of Legence, a Nasdaq Listed company.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Proxiserveproxiserve.fr HQ: Levallois-perret, FranceReported employees: 1,001-5,000 | Levallois-perret, France | 1,001-5,000 | Exact match | 984 contacts → |
“A major player in the energy transition and leader in home services, PROXISERVE provides its customers with innovative solutions enabling them to reduce their energy consumption…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  BAXIbaxi.co.ukHQ: Warwick, United KingdomReported employees: 1,001-5,000 | Warwick, United Kingdom | 1,001-5,000 | Exact match | 884 contacts → |
“We're leading the energy transition to zero carbon, by offering complete residential and commercial heating and hot water solutions.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Feenstrafeenstra.comHQ: Lelystad, NetherlandsReported employees: 1,001-5,000 | Lelystad, Netherlands | 1,001-5,000 | Exact match | 789 contacts → |
“Sinds het ontstaan in 1947 is Feenstra marktleider in installatietechniek met een nationale dekking.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Aalberts Hydronic Flow Controlaalberts-hfc.comHQ: Almere, NetherlandsReported employees: 1,001-5,000 | Almere, Netherlands | 1,001-5,000 | Exact match | 658 contacts → |
“When it comes to comfortable climate in buildings, we set the ultimate standards.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | 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 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  AIRAairahome.comHQ: Stockholm, SwedenReported employees: 201-500 | Stockholm, Sweden | 201-500 | Exact match | 570 contacts → |
“Aira is the next generation home energy champion.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Stiebel Eltron Groupstiebel-eltron.comHQ: Holzminden, GermanyReported employees: 5,001-10,000 | Holzminden, Germany | 5,001-10,000 | Exact match | 496 contacts → |
“STIEBEL ELTRON bietet hocheffiziente Produkte und Dienstleistungen für die Heizung, Kühlung, Lüftung und Warmwasserbereitung von Gebäuden.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Wolf Gmbhwolf.euHQ: Mainburg, GermanyReported employees: 1,001-5,000 | Mainburg, Germany | 1,001-5,000 | Exact match | 493 contacts → |
“As a leading supplier of heating and air handling systems, we are perfectly in tune with you.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Korra Energikorra-energi.com HQ: Cairo, EgyptReported employees: 1,001-5,000 | Cairo, Egypt | 1,001-5,000 | Exact match | 476 contacts → |
“Korra Energi is a proud Egyptian leader in energy efficiency and construction services, backed by over 25 years of expertise and a vision of "Growth and Prosperity"(إعمار الأرض).” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Hoffman & Hoffman, INChoffman-hoffman.comHQ: Greensboro, NC, United StatesReported employees: 1,001-5,000 | Greensboro, NC, United States | 1,001-5,000 | Exact match | 458 contacts → |
“Since 1947, Hoffman & Hoffman, Inc.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Ferroli Groupferroli.comHQ: San Bonifacio, ItalyReported employees: 1,001-5,000 | San Bonifacio, Italy | 1,001-5,000 | Exact match | 435 contacts → |
“Comfort, designed around you – Since 1955, Ferroli has been a trusted name in HVAC, delivering innovative solutions for heating, cooling and hot water that combine comfort, energy…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | John W. Danforth Companyjwdanforth.com HQ: Tonawanda, NY, United StatesReported employees: 501-1,000 | Tonawanda, NY, United States | 501-1,000 | Exact match | 410 contacts → |
“We are powered by the best people in the industry.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Remeharemeha.nl HQ: Apeldoorn, NetherlandsReported employees: 201-500 | Apeldoorn, Netherlands | 201-500 | Exact match | 408 contacts → |
“Remeha, the comfort innovators Remeha ontwikkelt al sinds 1935 voortdurend innovatieve en energiezuinige producten voor warmte en warm water, zowel voor woningen als utiliteit.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  KBANEkbane.comHQ: Villeneuve-d’ascq, FranceReported employees: 501-1,000 | Villeneuve-d’ascq, France | 501-1,000 | Exact match | 373 contacts → |
“Kbane est la 1ère enseigne en France, dédiée à la maison performante.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Logista Hometechlogistahometech.frHQ: Arras, FranceReported employees: 1,001-5,000 | Arras, France | 1,001-5,000 | Exact match | 361 contacts → |
“Spécialiste de la maintenance immobilière, nous entretenons et dépannons les équipements de chauffage, VMC, plomberie, sanitaire, climatisation… pour les bailleurs sociaux et les…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  AIR Systems, INCairsystemsinc.comHQ: San Jose, CA, United StatesReported employees: 201-500 | San Jose, CA, United States | 201-500 | Exact match | 359 contacts → |
“Whether building quality work environments, valuable relationships or community ties, Air Systems never cuts corners.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  United Mechanicalumi1.comHQ: San Jose, CA, United StatesReported employees: 201-500 | San Jose, CA, United States | 201-500 | Exact match | 349 contacts → |
“United Mechanical specializes in HVAC and Plumbing systems design, construction, retrofit, repair, and 24/7 emergency service for commercial and industrial properties throughout…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Havtechhavtech.comHQ: Columbia, MD, United StatesReported employees: 201-500 | Columbia, MD, United States | 201-500 | Exact match | 342 contacts → |
“Havtech delivers innovative commercial and industrial HVAC solutions across Maryland, Washington, D.C, Virginia, Pennsylvania, and West Virginia.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Bolandboland.comHQ: Gaithersburg, MD, United StatesReported employees: 201-500 | Gaithersburg, MD, United States | 201-500 | Exact match | 329 contacts → |
“Boland is the leading commercial HVAC systems, services, and building energy solutions provider in the DC metro area.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Space Engineering Services LTDspace-engineering.co.ukHQ: Bristol, United KingdomReported employees: 201-500 | Bristol, United Kingdom | 201-500 | Exact match | 324 contacts → |
“Space Engineering Services is the UK’s leading provider of refrigeration, heating, ventilation and air conditioning services.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Rinnai Australiarinnai.com.auHQ: Braeside, AustraliaReported employees: 201-500 | Braeside, Australia | 201-500 | Exact match | 317 contacts → |
“Following Rinnai's international origins dating back more than 100 years, Rinnai Australia was established 50 years ago and since then has been providing Australians with the best…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Anvoliaanvolia.comHQ: La Chapelle-sur-erdre, FranceReported employees: 501-1,000 | La Chapelle-sur-erdre, France | 501-1,000 | Exact match | 306 contacts → |
“Créée en 1991, Anvolia, entreprise familiale indépendante de génie climatique, conçoit, installe et maintient des solutions de chauffage, climatisation, traitement de l'air et…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 18,967 company matches
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Energy efficient heating companies: dataset insights
October 12, 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
18,485 records in the displayed employee bands.
482 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 across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 18,967 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 12, 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 ↗
Energy efficient heating companies by location
40 lists · largest firstEvery Energy efficient heating companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Energy efficient heating companies based in the United States3,783
- Energy efficient heating companies based in Germany1,812
- Energy efficient heating companies based in France1,801
- Energy efficient heating companies based in the United Kingdom1,682
- Energy efficient heating companies based in Italy1,273
- Energy efficient heating companies based in the Netherlands856
- Energy efficient heating companies based in Spain681
- Energy efficient heating companies based in Canada648
- Energy efficient heating companies based in Belgium480
- Energy efficient heating companies based in Switzerland458
- Energy efficient heating companies based in Poland326
- Energy efficient heating companies based in Türkiye281
- Energy efficient heating companies based in Australia273
- Energy efficient heating companies based in Brazil250
- Energy efficient heating companies based in India214
- Energy efficient heating companies based in Sweden149
- Energy efficient heating companies based in Austria148
- Energy efficient heating companies based in Portugal133
- Energy efficient heating companies based in Ireland97
- Energy efficient heating companies based in Denmark91
- Energy efficient heating companies based in Czechia87
- Energy efficient heating companies based in New Zealand66
- Energy efficient heating companies based in Norway64
- Energy efficient heating companies based in Chile60
- Energy efficient heating companies based in Greece57
- Energy efficient heating companies based in Finland56
- Energy efficient heating companies based in the United Arab Emirates51
- Energy efficient heating companies based in South Africa50
- Energy efficient heating companies based in Hungary49
- Energy efficient heating companies based in Serbia29
Cities
- Energy efficient heating companies based in London, United Kingdom107
- Energy efficient heating companies based in Berlin, Germany70
- Energy efficient heating companies based in Milan, Italy55
- Energy efficient heating companies based in New York, United States42
- Energy efficient heating companies based in Houston, United States41
- Energy efficient heating companies based in Toronto, Canada39
- Energy efficient heating companies based in Hamburg, Germany37
- Energy efficient heating companies based in Cologne, Germany29
- Energy efficient heating companies based in Bristol, United Kingdom27
- Energy efficient heating companies based in Calgary, Canada25
Questions about this company list
What does Exact match mean for energy efficient heating companies?
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 energy efficient heating companies did RevenueBase find worldwide?
The saved snapshot records 18,967 matching company records, 133,260 tracked contacts and 35,119 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 12, 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
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 energy efficient heating companies worldwide. Snapshot: October 12, 2026. https://revenuebase.ai/companies/browse/energy-efficient-heating-companies.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
Company intelligence · public preview
Top 25 energy efficient heating companies worldwide
RevenueBase records 18,967 matching company records for energy efficient heating companies worldwide, with 133,260 tracked contacts and 35,119 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 12, 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 energy efficient heating companies worldwide
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 | Danfoss Climate Solutionsdanfoss.com HQ: Nordborg, DenmarkReported employees: 10001+ | Nordborg, Denmark | 10001+ | Exact match | 1,227 contacts → |
“At Danfoss Climate Solutions, we engineer energy-efficient heating and cooling solutions to help the world get more out of less.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | GKgk.no HQ: Oslo, NorwayReported employees: 1,001-5,000 | Oslo, Norway | 1,001-5,000 | Exact match | 1,134 contacts → |
“GK er en ledende teknisk entreprenør og servicepartner.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Cmta, INCcmta.com HQ: Louisville, KY, United StatesReported employees: 501-1,000 | Louisville, KY, United States | 501-1,000 | Exact match | 1,016 contacts → |
“CMTA is part of Legence, a Nasdaq Listed company.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Proxiserveproxiserve.fr HQ: Levallois-perret, FranceReported employees: 1,001-5,000 | Levallois-perret, France | 1,001-5,000 | Exact match | 984 contacts → |
“A major player in the energy transition and leader in home services, PROXISERVE provides its customers with innovative solutions enabling them to reduce their energy consumption…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | BAXIbaxi.co.uk HQ: Warwick, United KingdomReported employees: 1,001-5,000 | Warwick, United Kingdom | 1,001-5,000 | Exact match | 884 contacts → |
“We're leading the energy transition to zero carbon, by offering complete residential and commercial heating and hot water solutions.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Feenstrafeenstra.com HQ: Lelystad, NetherlandsReported employees: 1,001-5,000 | Lelystad, Netherlands | 1,001-5,000 | Exact match | 789 contacts → |
“Sinds het ontstaan in 1947 is Feenstra marktleider in installatietechniek met een nationale dekking.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Aalberts Hydronic Flow Controlaalberts-hfc.com HQ: Almere, NetherlandsReported employees: 1,001-5,000 | Almere, Netherlands | 1,001-5,000 | Exact match | 658 contacts → |
“When it comes to comfortable climate in buildings, we set the ultimate standards.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | 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 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | AIRAairahome.com HQ: Stockholm, SwedenReported employees: 201-500 | Stockholm, Sweden | 201-500 | Exact match | 570 contacts → |
“Aira is the next generation home energy champion.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Stiebel Eltron Groupstiebel-eltron.com HQ: Holzminden, GermanyReported employees: 5,001-10,000 | Holzminden, Germany | 5,001-10,000 | Exact match | 496 contacts → |
“STIEBEL ELTRON bietet hocheffiziente Produkte und Dienstleistungen für die Heizung, Kühlung, Lüftung und Warmwasserbereitung von Gebäuden.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Wolf Gmbhwolf.eu HQ: Mainburg, GermanyReported employees: 1,001-5,000 | Mainburg, Germany | 1,001-5,000 | Exact match | 493 contacts → |
“As a leading supplier of heating and air handling systems, we are perfectly in tune with you.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Korra Energikorra-energi.com HQ: Cairo, EgyptReported employees: 1,001-5,000 | Cairo, Egypt | 1,001-5,000 | Exact match | 476 contacts → |
“Korra Energi is a proud Egyptian leader in energy efficiency and construction services, backed by over 25 years of expertise and a vision of "Growth and Prosperity"(إعمار الأرض).” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Hoffman & Hoffman, INChoffman-hoffman.com HQ: Greensboro, NC, United StatesReported employees: 1,001-5,000 | Greensboro, NC, United States | 1,001-5,000 | Exact match | 458 contacts → |
“Since 1947, Hoffman & Hoffman, Inc.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Ferroli Groupferroli.com HQ: San Bonifacio, ItalyReported employees: 1,001-5,000 | San Bonifacio, Italy | 1,001-5,000 | Exact match | 435 contacts → |
“Comfort, designed around you – Since 1955, Ferroli has been a trusted name in HVAC, delivering innovative solutions for heating, cooling and hot water that combine comfort, energy…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | John W. Danforth Companyjwdanforth.com HQ: Tonawanda, NY, United StatesReported employees: 501-1,000 | Tonawanda, NY, United States | 501-1,000 | Exact match | 410 contacts → |
“We are powered by the best people in the industry.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Remeharemeha.nl HQ: Apeldoorn, NetherlandsReported employees: 201-500 | Apeldoorn, Netherlands | 201-500 | Exact match | 408 contacts → |
“Remeha, the comfort innovators Remeha ontwikkelt al sinds 1935 voortdurend innovatieve en energiezuinige producten voor warmte en warm water, zowel voor woningen als utiliteit.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | KBANEkbane.com HQ: Villeneuve-d’ascq, FranceReported employees: 501-1,000 | Villeneuve-d’ascq, France | 501-1,000 | Exact match | 373 contacts → |
“Kbane est la 1ère enseigne en France, dédiée à la maison performante.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Logista Hometechlogistahometech.fr HQ: Arras, FranceReported employees: 1,001-5,000 | Arras, France | 1,001-5,000 | Exact match | 361 contacts → |
“Spécialiste de la maintenance immobilière, nous entretenons et dépannons les équipements de chauffage, VMC, plomberie, sanitaire, climatisation… pour les bailleurs sociaux et les…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | AIR Systems, INCairsystemsinc.com HQ: San Jose, CA, United StatesReported employees: 201-500 | San Jose, CA, United States | 201-500 | Exact match | 359 contacts → |
“Whether building quality work environments, valuable relationships or community ties, Air Systems never cuts corners.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | United Mechanicalumi1.com HQ: San Jose, CA, United StatesReported employees: 201-500 | San Jose, CA, United States | 201-500 | Exact match | 349 contacts → |
“United Mechanical specializes in HVAC and Plumbing systems design, construction, retrofit, repair, and 24/7 emergency service for commercial and industrial properties throughout…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Havtechhavtech.com HQ: Columbia, MD, United StatesReported employees: 201-500 | Columbia, MD, United States | 201-500 | Exact match | 342 contacts → |
“Havtech delivers innovative commercial and industrial HVAC solutions across Maryland, Washington, D.C, Virginia, Pennsylvania, and West Virginia.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Bolandboland.com HQ: Gaithersburg, MD, United StatesReported employees: 201-500 | Gaithersburg, MD, United States | 201-500 | Exact match | 329 contacts → |
“Boland is the leading commercial HVAC systems, services, and building energy solutions provider in the DC metro area.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Space Engineering Services LTDspace-engineering.co.uk HQ: Bristol, United KingdomReported employees: 201-500 | Bristol, United Kingdom | 201-500 | Exact match | 324 contacts → |
“Space Engineering Services is the UK’s leading provider of refrigeration, heating, ventilation and air conditioning services.” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Rinnai Australiarinnai.com.au HQ: Braeside, AustraliaReported employees: 201-500 | Braeside, Australia | 201-500 | Exact match | 317 contacts → |
“Following Rinnai's international origins dating back more than 100 years, Rinnai Australia was established 50 years ago and since then has been providing Australians with the best…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Anvoliaanvolia.com HQ: La Chapelle-sur-erdre, FranceReported employees: 501-1,000 | La Chapelle-sur-erdre, France | 501-1,000 | Exact match | 306 contacts → |
“Créée en 1991, Anvolia, entreprise familiale indépendante de génie climatique, conçoit, installe et maintient des solutions de chauffage, climatisation, traitement de l'air et…” Recorded description excerpt · October 12, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 18,967 company matches
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Energy efficient heating companies: dataset insights
October 12, 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
18,485 records in the displayed employee bands.
482 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 across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 18,967 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 12, 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 ↗
Energy efficient heating companies by location
40 lists · largest firstEvery Energy efficient heating companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Energy efficient heating companies based in the United States3,783
- Energy efficient heating companies based in Germany1,812
- Energy efficient heating companies based in France1,801
- Energy efficient heating companies based in the United Kingdom1,682
- Energy efficient heating companies based in Italy1,273
- Energy efficient heating companies based in the Netherlands856
- Energy efficient heating companies based in Spain681
- Energy efficient heating companies based in Canada648
- Energy efficient heating companies based in Belgium480
- Energy efficient heating companies based in Switzerland458
- Energy efficient heating companies based in Poland326
- Energy efficient heating companies based in Türkiye281
- Energy efficient heating companies based in Australia273
- Energy efficient heating companies based in Brazil250
- Energy efficient heating companies based in India214
- Energy efficient heating companies based in Sweden149
- Energy efficient heating companies based in Austria148
- Energy efficient heating companies based in Portugal133
- Energy efficient heating companies based in Ireland97
- Energy efficient heating companies based in Denmark91
- Energy efficient heating companies based in Czechia87
- Energy efficient heating companies based in New Zealand66
- Energy efficient heating companies based in Norway64
- Energy efficient heating companies based in Chile60
- Energy efficient heating companies based in Greece57
- Energy efficient heating companies based in Finland56
- Energy efficient heating companies based in the United Arab Emirates51
- Energy efficient heating companies based in South Africa50
- Energy efficient heating companies based in Hungary49
- Energy efficient heating companies based in Serbia29
Cities
- Energy efficient heating companies based in London, United Kingdom107
- Energy efficient heating companies based in Berlin, Germany70
- Energy efficient heating companies based in Milan, Italy55
- Energy efficient heating companies based in New York, United States42
- Energy efficient heating companies based in Houston, United States41
- Energy efficient heating companies based in Toronto, Canada39
- Energy efficient heating companies based in Hamburg, Germany37
- Energy efficient heating companies based in Cologne, Germany29
- Energy efficient heating companies based in Bristol, United Kingdom27
- Energy efficient heating companies based in Calgary, Canada25
Questions about this company list
What does Exact match mean for energy efficient heating companies?
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 energy efficient heating companies did RevenueBase find worldwide?
The saved snapshot records 18,967 matching company records, 133,260 tracked contacts and 35,119 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 12, 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
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 energy efficient heating companies worldwide. Snapshot: October 12, 2026. https://revenuebase.ai/companies/browse/energy-efficient-heating-companies.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗