Company lists · Data refreshed September 2026
Top 25 High-efficiency furnace operators worldwide
RevenueBase identified 6,330 company matches for high-efficiency furnace operators worldwide as of September 2026 and tracks 34,402 professional contacts across them, including 7,624 with verified work emails. The United States is the largest market and Toronto the largest hub.
This list covers company matches for high-efficiency furnace operators 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 September 20, 2026. Country and city lists for high-efficiency furnace operators 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 high-efficiency furnace operators worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 935 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 · Sep 20, 2026 · View company records in RevenueBase | |||||
| 2 | 781 contacts → | ||||
Exact match “Sinds het ontstaan in 1947 is Feenstra marktleider in installatietechniek met een nationale dekking.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 3 | 294 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 · Sep 20, 2026 · View company records in RevenueBase | |||||
| 4 | 214 contacts → | ||||
Exact match “Airtron has developed itself into one of the leading heating, ventilation, and air conditioning (HVAC) providers.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 5 | 213 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 6 | 193 contacts → | ||||
Exact match “The Right Time Group of Companies has been proudly providing a full range of home HVAC solutions to customers across Ontario, Manitoba, Saskatchewan, Alberta and British Columbia…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 7 | 191 contacts → | ||||
Exact match “Since 1981, Haller Enterprises has proudly served central and eastern Pennsylvania as a leader in heating, cooling, plumbing, and electrical services.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 8 | 186 contacts → | ||||
Exact match “Bonarius Bedrijven De naam Bonarius was lange tijd synoniem voor de aanleg en het onderhoud van cv-installaties.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 9 | 168 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 10 | 167 contacts → | ||||
Exact match “We believe in… excellence and heart.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 11 | 159 contacts → | ||||
Exact match “For nearly a century, GSM Services has built its reputation on reliability, honesty, expert service, and high-quality workmanship.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 12 | 127 contacts → | ||||
Exact match “With over 40 years of successful delivery experience in the domestic and commercial markets you can trust Sureserve Compliance Central with all your heating needs.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 13 | 113 contacts → | ||||
Exact match “Our goal at Powers is to make your buildings productive, comfortable, and efficient to operate.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 14 | 112 contacts → | ||||
Exact match “BRÖTJE efficient heating system technology.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 15 | 110 contacts → | ||||
Exact match “Lawyer Mechanical Services (LMS) creates and maintains comfort.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 16 | 107 contacts → | ||||
Exact match “E2S, prend en charge l'entretien, le dépannage, les travaux de rénovation et d'optimisation, pour vos équipements, notamment de chauffage collectif, de petites et moyennes…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 17 | 99 contacts → | ||||
Exact match “Based in Houston Texas, The Chill Brothers is an HVAC distribution and service business focused on residential and commercial customers in the Greater Houston area.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 18 | 96 contacts → | ||||
Exact match “Meeting Your Needs.Exceeding Your Expectations" For over 70 years, Atomatic Mechanical Services has been dedicated to quality design, installation and service of HVAC systems for…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 19 | 95 contacts → | ||||
Exact match “Appolo Heating is a recognized leader in HVAC installation, service and sales.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 20 | 91 contacts → | ||||
Exact match “Tempo Air has proudly served the cooling and heating needs of the Dallas-Fort Worth residential community since 1966.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 21 | 90 contacts → | ||||
Exact match “Founded in 1977, C&C Boiler Sales & Service, Inc.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 22 | 89 contacts → | ||||
Exact match “Trusted Furnace, Air Conditioner, & Water Heater Repair/Installation Services.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 23 | 89 contacts → | ||||
Exact match “CASA Mechanical is owned and operated by the W.G.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 24 | 87 contacts → | ||||
Exact match “Creating Custom Comfort since 1985!” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase | |||||
| 25 | 85 contacts → | ||||
Exact match “Bob's Heating & Air Conditioning is one of the largest and most reputable residental HVAC companies in the Puget Sound region.” Recorded in the RevenueBase company graph · Sep 20, 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 “high-efficiency furnace operators”. 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 6,330 high-efficiency furnace operators worldwide
See the full list, filter by size, metro and specialty, and access 7,624 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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High-efficiency furnace operators worldwide at a glance
As of Sep 20, 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 high-efficiency furnace operators are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “high-efficiency furnace operators” 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 7,624 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 20, 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.
High-efficiency furnace operators by location
10 lists · largest firstEvery High-efficiency furnace operators list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- High-efficiency furnace operators based in the United States3,817
- High-efficiency furnace operators based in Canada565
- High-efficiency furnace operators based in France298
- High-efficiency furnace operators based in the United Kingdom161
- High-efficiency furnace operators based in Germany114
- High-efficiency furnace operators based in the Netherlands97
- High-efficiency furnace operators based in Belgium84
- High-efficiency furnace operators based in Australia49
- High-efficiency furnace operators based in Switzerland40
Cities
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 “high-efficiency furnace operators”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many high-efficiency furnace operators are there worldwide?
RevenueBase identified 6,330 company matches for high-efficiency furnace operators worldwide 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?
Proxiserve tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most high-efficiency furnace operators?
The United States leads with 3,817 companies, followed by Canada (565) and France (298). Every high-efficiency furnace operators list by country and city is linked on this page.
Which city has the most high-efficiency furnace operators?
Toronto leads with 37 company records, followed by Houston (35) and Calgary (34).
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 7,624 professional contacts with verified work emails tracked across these 6,330 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 20, 2026.
Ready to reach these companies? Verified emails and direct dials for all 6,330 high-efficiency furnace operators 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 high-efficiency furnace operators worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 6,330 matching company records for high-efficiency furnace operators worldwide, with 34,402 tracked contacts and 7,624 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: September 20, 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 high-efficiency furnace operators 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 | Proxiserveproxiserve.fr HQ: Levallois-perret, FranceReported employees: 1,001-5,000 | Levallois-perret, France | 1,001-5,000 | Exact match | 935 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 · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Feenstrafeenstra.comHQ: Lelystad, NetherlandsReported employees: 1,001-5,000 | Lelystad, Netherlands | 1,001-5,000 | Exact match | 781 contacts → |
“Sinds het ontstaan in 1947 is Feenstra marktleider in installatietechniek met een nationale dekking.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Rinnai Australiarinnai.com.auHQ: Braeside, AustraliaReported employees: 201-500 | Braeside, Australia | 201-500 | Exact match | 294 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 · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Airtron Heating & AIR Conditioningairtron.comHQ: Columbus, OH, United StatesReported employees: 1,001-5,000 | Columbus, OH, United States | 1,001-5,000 | Exact match | 214 contacts → |
“Airtron has developed itself into one of the leading heating, ventilation, and air conditioning (HVAC) providers.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Energy Air, INCenergyair.comHQ: Orlando, FL, United StatesReported employees: 201-500 | Orlando, FL, United States | 201-500 | Exact match | 213 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 6 |  Right Time Group Of Companiesright-time.caHQ: St. Catharines, ON, CanadaReported employees: 1,001-5,000 | St. Catharines, ON, Canada | 1,001-5,000 | Exact match | 193 contacts → |
“The Right Time Group of Companies has been proudly providing a full range of home HVAC solutions to customers across Ontario, Manitoba, Saskatchewan, Alberta and British Columbia…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Haller Enterprisesaskhaller.comHQ: Lititz, PA, United StatesReported employees: 201-500 | Lititz, PA, United States | 201-500 | Exact match | 191 contacts → |
“Since 1981, Haller Enterprises has proudly served central and eastern Pennsylvania as a leader in heating, cooling, plumbing, and electrical services.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Bonarius Bedrijvenbonarius.comHQ: Zwanenburg, NetherlandsReported employees: 201-500 | Zwanenburg, Netherlands | 201-500 | Exact match | 186 contacts → |
“Bonarius Bedrijven De naam Bonarius was lange tijd synoniem voor de aanleg en het onderhoud van cv-installaties.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Marshalls INCmarshallsinc.com HQ: Lynnwood, WA, United StatesReported employees: Not recorded | Lynnwood, WA, United States | Not recorded | Exact match | 168 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 10 | ONE Hour Heating & AIR Conditioningonehourmagic.com HQ: Myrtle Beach, SC, United StatesReported employees: 51-200 | Myrtle Beach, SC, United States | 51-200 | Exact match | 167 contacts → |
“We believe in… excellence and heart.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | GSM Servicesgsmsince1927.com HQ: Gastonia, NC, United StatesReported employees: 201-500 | Gastonia, NC, United States | 201-500 | Exact match | 159 contacts → |
“For nearly a century, GSM Services has built its reputation on reliability, honesty, expert service, and high-quality workmanship.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Sureserve Compliance Centralsureserve.co.ukHQ: Unit 5-6 Boudicca Road, United KingdomReported employees: 501-1,000 | Unit 5-6 Boudicca Road, United Kingdom | 501-1,000 | Exact match | 127 contacts → |
“With over 40 years of successful delivery experience in the domestic and commercial markets you can trust Sureserve Compliance Central with all your heating needs.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Powers Building Hvac, Controls, And Servicepowers-hvac.comHQ: North Little Rock, AR, United StatesReported employees: 201-500 | North Little Rock, AR, United States | 201-500 | Exact match | 113 contacts → |
“Our goal at Powers is to make your buildings productive, comfortable, and efficient to operate.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  August Brötje Gmbhbroetje.deHQ: Rastede, GermanyReported employees: 201-500 | Rastede, Germany | 201-500 | Exact match | 112 contacts → |
“BRÖTJE efficient heating system technology.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Lawyer Mechanical Serviceslmses.comHQ: Las Vegas, NV, United StatesReported employees: 51-200 | Las Vegas, NV, United States | 51-200 | Exact match | 110 contacts → |
“Lawyer Mechanical Services (LMS) creates and maintains comfort.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  E2se2s.frHQ: Villeurbanne, FranceReported employees: 201-500 | Villeurbanne, France | 201-500 | Exact match | 107 contacts → |
“E2S, prend en charge l'entretien, le dépannage, les travaux de rénovation et d'optimisation, pour vos équipements, notamment de chauffage collectif, de petites et moyennes…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  The Chill Brothersthechillbrothers.comHQ: Spring, TX, United StatesReported employees: 51-200 | Spring, TX, United States | 51-200 | Exact match | 99 contacts → |
“Based in Houston Texas, The Chill Brothers is an HVAC distribution and service business focused on residential and commercial customers in the Greater Houston area.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Atomatic Mechanical Servicesatomatic.comHQ: Arlington Heights, IL, United StatesReported employees: 51-200 | Arlington Heights, IL, United States | 51-200 | Exact match | 96 contacts → |
“Meeting Your Needs.Exceeding Your Expectations" For over 70 years, Atomatic Mechanical Services has been dedicated to quality design, installation and service of HVAC systems for…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Appolo Heatingappoloheating.com HQ: Schenectady, NY, United StatesReported employees: 51-200 | Schenectady, NY, United States | 51-200 | Exact match | 95 contacts → |
“Appolo Heating is a recognized leader in HVAC installation, service and sales.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Tempo INCtempoair.com HQ: Irving, TX, United StatesReported employees: 201-500 | Irving, TX, United States | 201-500 | Exact match | 91 contacts → |
“Tempo Air has proudly served the cooling and heating needs of the Dallas-Fort Worth residential community since 1966.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | C&c Boiler Sales & Service, INCccboiler.com HQ: Charlotte, NC, United StatesReported employees: 51-200 | Charlotte, NC, United States | 51-200 | Exact match | 90 contacts → |
“Founded in 1977, C&C Boiler Sales & Service, Inc.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Action Furnace INCactionfurnace.caHQ: Calgary, AB, CanadaReported employees: 201-500 | Calgary, AB, Canada | 201-500 | Exact match | 89 contacts → |
“Trusted Furnace, Air Conditioner, & Water Heater Repair/Installation Services.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Casa Mechanical Servicescasamechanical.comHQ: Round Rock, TX, United StatesReported employees: 51-200 | Round Rock, TX, United States | 51-200 | Exact match | 89 contacts → |
“CASA Mechanical is owned and operated by the W.G.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  AIR Mechanical INCairmechanical.comHQ: Ham Lake, MN, United StatesReported employees: 51-200 | Ham Lake, MN, United States | 51-200 | Exact match | 87 contacts → |
“Creating Custom Comfort since 1985!” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Bob's Heating & AIR Conditioningbobsheating.com HQ: Woodinville, WA, United StatesReported employees: 201-500 | Woodinville, WA, United States | 201-500 | Exact match | 85 contacts → |
“Bob's Heating & Air Conditioning is one of the largest and most reputable residental HVAC companies in the Puget Sound region.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 6,330 company matches
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High-efficiency furnace operators: dataset insights
September 20, 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
6,186 records in the displayed employee bands.
144 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 6,330 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: September 20, 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 ↗
High-efficiency furnace operators by location
10 lists · largest firstEvery High-efficiency furnace operators list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- High-efficiency furnace operators based in the United States3,817
- High-efficiency furnace operators based in Canada565
- High-efficiency furnace operators based in France298
- High-efficiency furnace operators based in the United Kingdom161
- High-efficiency furnace operators based in Germany114
- High-efficiency furnace operators based in the Netherlands97
- High-efficiency furnace operators based in Belgium84
- High-efficiency furnace operators based in Australia49
- High-efficiency furnace operators based in Switzerland40
Cities
Questions about this company list
What does Exact match mean for high-efficiency furnace operators?
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 high-efficiency furnace operators did RevenueBase find worldwide?
The saved snapshot records 6,330 matching company records, 34,402 tracked contacts and 7,624 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: September 20, 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 high-efficiency furnace operators worldwide. Snapshot: September 20, 2026. https://revenuebase.ai/companies/browse/high-efficiency-furnace-operators.
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 high-efficiency furnace operators worldwide
RevenueBase records 6,330 matching company records for high-efficiency furnace operators worldwide, with 34,402 tracked contacts and 7,624 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: September 20, 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 high-efficiency furnace operators 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 | Proxiserveproxiserve.fr HQ: Levallois-perret, FranceReported employees: 1,001-5,000 | Levallois-perret, France | 1,001-5,000 | Exact match | 935 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 · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Feenstrafeenstra.com HQ: Lelystad, NetherlandsReported employees: 1,001-5,000 | Lelystad, Netherlands | 1,001-5,000 | Exact match | 781 contacts → |
“Sinds het ontstaan in 1947 is Feenstra marktleider in installatietechniek met een nationale dekking.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Rinnai Australiarinnai.com.au HQ: Braeside, AustraliaReported employees: 201-500 | Braeside, Australia | 201-500 | Exact match | 294 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 · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Airtron Heating & AIR Conditioningairtron.com HQ: Columbus, OH, United StatesReported employees: 1,001-5,000 | Columbus, OH, United States | 1,001-5,000 | Exact match | 214 contacts → |
“Airtron has developed itself into one of the leading heating, ventilation, and air conditioning (HVAC) providers.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Energy Air, INCenergyair.com HQ: Orlando, FL, United StatesReported employees: 201-500 | Orlando, FL, United States | 201-500 | Exact match | 213 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 6 | Right Time Group Of Companiesright-time.ca HQ: St. Catharines, ON, CanadaReported employees: 1,001-5,000 | St. Catharines, ON, Canada | 1,001-5,000 | Exact match | 193 contacts → |
“The Right Time Group of Companies has been proudly providing a full range of home HVAC solutions to customers across Ontario, Manitoba, Saskatchewan, Alberta and British Columbia…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Haller Enterprisesaskhaller.com HQ: Lititz, PA, United StatesReported employees: 201-500 | Lititz, PA, United States | 201-500 | Exact match | 191 contacts → |
“Since 1981, Haller Enterprises has proudly served central and eastern Pennsylvania as a leader in heating, cooling, plumbing, and electrical services.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Bonarius Bedrijvenbonarius.com HQ: Zwanenburg, NetherlandsReported employees: 201-500 | Zwanenburg, Netherlands | 201-500 | Exact match | 186 contacts → |
“Bonarius Bedrijven De naam Bonarius was lange tijd synoniem voor de aanleg en het onderhoud van cv-installaties.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Marshalls INCmarshallsinc.com HQ: Lynnwood, WA, United StatesReported employees: Not recorded | Lynnwood, WA, United States | Not recorded | Exact match | 168 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 10 | ONE Hour Heating & AIR Conditioningonehourmagic.com HQ: Myrtle Beach, SC, United StatesReported employees: 51-200 | Myrtle Beach, SC, United States | 51-200 | Exact match | 167 contacts → |
“We believe in… excellence and heart.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | GSM Servicesgsmsince1927.com HQ: Gastonia, NC, United StatesReported employees: 201-500 | Gastonia, NC, United States | 201-500 | Exact match | 159 contacts → |
“For nearly a century, GSM Services has built its reputation on reliability, honesty, expert service, and high-quality workmanship.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Sureserve Compliance Centralsureserve.co.uk HQ: Unit 5-6 Boudicca Road, United KingdomReported employees: 501-1,000 | Unit 5-6 Boudicca Road, United Kingdom | 501-1,000 | Exact match | 127 contacts → |
“With over 40 years of successful delivery experience in the domestic and commercial markets you can trust Sureserve Compliance Central with all your heating needs.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Powers Building Hvac, Controls, And Servicepowers-hvac.com HQ: North Little Rock, AR, United StatesReported employees: 201-500 | North Little Rock, AR, United States | 201-500 | Exact match | 113 contacts → |
“Our goal at Powers is to make your buildings productive, comfortable, and efficient to operate.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | August Brötje Gmbhbroetje.de HQ: Rastede, GermanyReported employees: 201-500 | Rastede, Germany | 201-500 | Exact match | 112 contacts → |
“BRÖTJE efficient heating system technology.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Lawyer Mechanical Serviceslmses.com HQ: Las Vegas, NV, United StatesReported employees: 51-200 | Las Vegas, NV, United States | 51-200 | Exact match | 110 contacts → |
“Lawyer Mechanical Services (LMS) creates and maintains comfort.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | E2se2s.fr HQ: Villeurbanne, FranceReported employees: 201-500 | Villeurbanne, France | 201-500 | Exact match | 107 contacts → |
“E2S, prend en charge l'entretien, le dépannage, les travaux de rénovation et d'optimisation, pour vos équipements, notamment de chauffage collectif, de petites et moyennes…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | The Chill Brothersthechillbrothers.com HQ: Spring, TX, United StatesReported employees: 51-200 | Spring, TX, United States | 51-200 | Exact match | 99 contacts → |
“Based in Houston Texas, The Chill Brothers is an HVAC distribution and service business focused on residential and commercial customers in the Greater Houston area.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Atomatic Mechanical Servicesatomatic.com HQ: Arlington Heights, IL, United StatesReported employees: 51-200 | Arlington Heights, IL, United States | 51-200 | Exact match | 96 contacts → |
“Meeting Your Needs.Exceeding Your Expectations" For over 70 years, Atomatic Mechanical Services has been dedicated to quality design, installation and service of HVAC systems for…” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Appolo Heatingappoloheating.com HQ: Schenectady, NY, United StatesReported employees: 51-200 | Schenectady, NY, United States | 51-200 | Exact match | 95 contacts → |
“Appolo Heating is a recognized leader in HVAC installation, service and sales.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Tempo INCtempoair.com HQ: Irving, TX, United StatesReported employees: 201-500 | Irving, TX, United States | 201-500 | Exact match | 91 contacts → |
“Tempo Air has proudly served the cooling and heating needs of the Dallas-Fort Worth residential community since 1966.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | C&c Boiler Sales & Service, INCccboiler.com HQ: Charlotte, NC, United StatesReported employees: 51-200 | Charlotte, NC, United States | 51-200 | Exact match | 90 contacts → |
“Founded in 1977, C&C Boiler Sales & Service, Inc.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Action Furnace INCactionfurnace.ca HQ: Calgary, AB, CanadaReported employees: 201-500 | Calgary, AB, Canada | 201-500 | Exact match | 89 contacts → |
“Trusted Furnace, Air Conditioner, & Water Heater Repair/Installation Services.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Casa Mechanical Servicescasamechanical.com HQ: Round Rock, TX, United StatesReported employees: 51-200 | Round Rock, TX, United States | 51-200 | Exact match | 89 contacts → |
“CASA Mechanical is owned and operated by the W.G.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | AIR Mechanical INCairmechanical.com HQ: Ham Lake, MN, United StatesReported employees: 51-200 | Ham Lake, MN, United States | 51-200 | Exact match | 87 contacts → |
“Creating Custom Comfort since 1985!” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Bob's Heating & AIR Conditioningbobsheating.com HQ: Woodinville, WA, United StatesReported employees: 201-500 | Woodinville, WA, United States | 201-500 | Exact match | 85 contacts → |
“Bob's Heating & Air Conditioning is one of the largest and most reputable residental HVAC companies in the Puget Sound region.” Recorded description excerpt · September 20, 2026Open company data in RevenueBase ↗Free signup required. | |||||
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High-efficiency furnace operators: dataset insights
September 20, 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
6,186 records in the displayed employee bands.
144 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 6,330 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: September 20, 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 ↗
High-efficiency furnace operators by location
10 lists · largest firstEvery High-efficiency furnace operators list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- High-efficiency furnace operators based in the United States3,817
- High-efficiency furnace operators based in Canada565
- High-efficiency furnace operators based in France298
- High-efficiency furnace operators based in the United Kingdom161
- High-efficiency furnace operators based in Germany114
- High-efficiency furnace operators based in the Netherlands97
- High-efficiency furnace operators based in Belgium84
- High-efficiency furnace operators based in Australia49
- High-efficiency furnace operators based in Switzerland40
Cities
Questions about this company list
What does Exact match mean for high-efficiency furnace operators?
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 high-efficiency furnace operators did RevenueBase find worldwide?
The saved snapshot records 6,330 matching company records, 34,402 tracked contacts and 7,624 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: September 20, 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
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Cite this list
RevenueBase Data Team. Top 25 high-efficiency furnace operators worldwide. Snapshot: September 20, 2026. https://revenuebase.ai/companies/browse/high-efficiency-furnace-operators.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗