Company lists · Data refreshed November 2026

Top 25 Modulating furnace installers worldwide

RevenueBase identified 2,130 company matches for modulating furnace installers worldwide as of November 2026 and tracks 9,557 professional contacts across them, including 2,086 with verified work emails. The United States is the largest market and Calgary the largest hub.

This list covers company matches for modulating furnace installers 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 November 6, 2026. Country and city lists for modulating furnace installers follow the table.

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

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
2,130Companies
9,557Contacts tracked
2,086Verified emails
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The 25 largest modulating furnace installers worldwide

Ranked by team size
Top 25 of 2,130 company matches for modulating furnace installers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchColumbus, TX, United StatesHQ recorded Nov 6, 20261,001-5,000249 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 · Nov 6, 2026 · View company records in RevenueBase
2Exact matchHouston, TX, United StatesHQ recorded Nov 6, 2026201-500121 contacts →

Exact match

“Custom Air Products & Services, Inc.(CAPS), an AirX Climate Solutions company, is a full-service HVAC company that specializes in the design, construction, installation…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchNorth Little Rock, MS, United StatesHQ recorded Nov 6, 2026201-500114 contacts →

Exact match

“Our goal at Powers is to make your buildings productive, comfortable, and efficient to operate.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchCalgary, AB, CanadaHQ recorded Nov 6, 2026201-50093 contacts →

Exact match

“Trusted Furnace, Air Conditioner, & Water Heater Repair/Installation Services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchWinter Park, FL, United StatesHQ recorded Nov 6, 2026501-1,00093 contacts →

Exact match

“One Stop Cooling & Heating has been providing exceptional installations and service for 26 years.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchBassendean, AustraliaHQ recorded Nov 6, 2026201-50080 contacts →

Exact match

“Furnace Solutions is the global choice in furnace rebuilds, replacement, and maintenance.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchSint-pieters-leeuw, BelgiumHQ recorded Nov 6, 202651-20067 contacts →

Exact match

“At Senec, we support both private individuals and professionals with their heating, air conditioning, ventilation, and energy projects.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchAugusta, ON, IndiaHQ recorded Nov 6, 202651-20064 contacts →

Exact match

“At Advance Industrial Mechanical we're not just an HVAC manufacturer.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchLancaster, PA, United StatesHQ recorded Nov 6, 202611-5061 contacts →

Exact match

“We provide HVAC residential maintenance, installation, and repair services on all brands of air conditioning equipment, furnaces, heat pumps, and boilers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchToronto, ON, CanadaHQ recorded Nov 6, 2026201-50061 contacts →

Exact match

“Simply Green offers a wide range of options to help you get equipped with reliable, top-quality, high-efficiency heating and cooling systems.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchLenexa, KS, United StatesHQ recorded Nov 6, 202651-20056 contacts →

Exact match

“As "The Technicians You Can Trust with Your House Keys!"®, you can expect the best AC and furnace repairs and installations and plumbing along with our award-winning customer…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchColumbus, United StatesHQ recorded Nov 6, 202651-20054 contacts →

Exact match

“A Tradition of Comfort in Heating and Cooling Custom Air Conditioning and Heating has been providing both commercial and residential heating and cooling solutions for Columbus and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchConcord, CA, United StatesHQ recorded Nov 6, 2026201-50052 contacts →

Exact match

“DESIGN + BUILD Matrix HG is a commercial HVAC company serving the greater San Francisco Bay Area.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchHercules, CA, United StatesHQ recorded Nov 6, 202651-20045 contacts →

Exact match

“City Mechanical is the brainstorm of Russell L.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchWauconda, IL, United StatesHQ recorded Nov 6, 202651-20033 contacts →

Exact match

“Since 1946, All Temp Heating & Air Conditioning, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchRockland, MA, United StatesHQ recorded Nov 6, 202651-20032 contacts →

Exact match

“Celebrating 75 years in service in 2026!”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchBurnaby, BC, CanadaHQ recorded Nov 6, 202651-20032 contacts →

Exact match

“Locally owned and operated for over 35 years, Airstream delivers expert HVAC solutions across the Lower Mainland and Fraser Valley.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchAkron, OH, United StatesHQ recorded Nov 6, 202651-20030 contacts →

Exact match

“Akron Ohio based Jennings Heating & Cooling Co, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchBenicia, CA, United StatesHQ recorded Nov 6, 202651-20030 contacts →

Exact match

“Environmental Heating and Air Solutions is a successful full service company providing HVAC and mechanical services to residential homeowners throughout Northern California.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchRochester, NY, United StatesHQ recorded Nov 6, 202651-20029 contacts →

Exact match

“John Betlem started the company in 1941, and John Betlem Heating & Cooling, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchCanadaHQ recorded Nov 6, 202611-5029 contacts →

Exact match

“Martino Contractors is a family owned company that supplies and installs residential HVAC equipment for new homes and retrofit applications.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchToronto, ON, CanadaHQ recorded Nov 6, 20261-1029 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchFlint, MI, United StatesHQ recorded Nov 6, 202651-20028 contacts →

Exact match

“SGI Heating and Cooling is a full service heating and cooling company.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchEnglewood, CO, United StatesHQ recorded Nov 6, 202611-5028 contacts →

Exact match

“We focus on high quality heating and cooling installation, repair and service Residential/Commercial and Multi Family.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchPortland, OR, United StatesHQ recorded Nov 6, 202611-5027 contacts →

Exact match

“Sunset Heating & Cooling is a family-owned company that has provided Portland residents the very best HVAC service and products since 1922.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 2,130 modulating furnace installers worldwide

See the full list, filter by size, metro and specialty, and access 2,086 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Modulating furnace installers worldwide at a glance

As of Nov 6, 2026
21.8%Verified-email coverage
4.5Average contacts per company
1-10Median size (employees)
0.6%Largest-city concentration · Calgary
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
1,184
11-50
762
51-200
98
201-500
11
501-1,000
1
1,001-5,000
2

Email recency is reported on each country list linked below.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
Coverage
Every country. Country and city lists for modulating furnace installers are linked below.
What qualifies
Company records worldwide whose business descriptions match “modulating furnace installers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 2,086 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 November 6, 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.

Modulating furnace installers by location

3 lists · largest first

Every Modulating furnace installers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “modulating furnace installers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many modulating furnace installers are there worldwide?

RevenueBase identified 2,130 company matches for modulating furnace installers worldwide as of November 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?

Airtron Heating & AIR Conditioning tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most modulating furnace installers?

The United States leads with 1,504 companies, followed by Canada (231) and the United Kingdom (34). Every modulating furnace installers list by country and city is linked on this page.

Which city has the most modulating furnace installers?

Calgary leads with 13 company records, followed by Houston (12) and New York (12).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 2,086 professional contacts with verified work emails tracked across these 2,130 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 November 6, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.