Company lists · Data refreshed October 2026

Top 25 Furnace installation contractors worldwide

Name: Furnace installation contractors worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 13, 2026 10,299 companies tracked

RevenueBase identified 10,299 company matches for furnace installation contractors worldwide as of October 2026 and tracks 57,068 professional contacts across them, including 12,149 with verified work emails. The United States is the largest market and Houston the largest hub.

This list covers company matches for furnace installation contractors 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 13, 2026. Country and city lists for furnace installation contractors follow the table.

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

How to read this list RevenueBase SmartSearch · Exact Recorded Oct 13, 2026 How this list was built

10,299Companies

57,068Contacts tracked

12,149Verified emails

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The 25 largest furnace installation contractors worldwide

Ranked by team size

Top 25 of 10,299 company matches for furnace installation contractors worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 13, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Horizon Services, LLC	Exact match	Wilmington, DE, United StatesHQ recorded Oct 13, 2026	501-1,000	458 contacts →
	Exact match “Horizon Services is the premier heating, air conditioning, plumbing, drain cleaning and sewer services company in Delaware (New Castle County & Kent County), Pennsylvania…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
2	Aire Serv Heating And AIR Conditioning	Exact match	Waco, TX, United StatesHQ recorded Oct 13, 2026	201-500	383 contacts →
	Exact match “For consumer services visit To discover more about franchise opportunities with Aire Serv® in your area visit Established in 1992, Aire Serv® is a global franchise organization…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
3	Morris-Jenkins	Exact match	Charlotte, NC, United StatesHQ recorded Oct 13, 2026	501-1,000	248 contacts →
	Exact match “Morris-Jenkins is like family!” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
4	Airtron Heating & AIR Conditioning	Exact match	Columbus, OH, United StatesHQ recorded Oct 13, 2026	1,001-5,000	238 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 · Oct 13, 2026 · View company records in RevenueBase
5	Reliable Heating & AIR	Exact match	Kennesaw, GA, United StatesHQ recorded Oct 13, 2026	201-500	236 contacts →
	Exact match “Since 1978, Reliable Heating & Air has been serving all of Metro Atlanta's communities offering heating, cooling, plumbing and electrical services, indoor air quality, duct…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
6	Energy Air, INC	Exact match	Orlando, FL, United StatesHQ recorded Oct 13, 2026	201-500	219 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
7	Right Time Group Of Companies	Exact match	St. Catharines, ON, CanadaHQ recorded Oct 13, 2026	1,001-5,000	198 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 · Oct 13, 2026 · View company records in RevenueBase
8	Haller Enterprises	Exact match	Lititz, PA, United StatesHQ recorded Oct 13, 2026	201-500	197 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 · Oct 13, 2026 · View company records in RevenueBase
9	Isaac Heating And AIR Conditioning	Exact match	Rochester, NY, United StatesHQ recorded Oct 13, 2026	501-1,000	190 contacts →
	Exact match “Isaac Heating and Air Conditioning has been family-owned and operated in Rochester since 1945.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
10	LEN The Plumber Heating & AIR	Exact match	Baltimore, MD, United StatesHQ recorded Oct 13, 2026	201-500	181 contacts →
	Exact match “Len The Plumber Heating & Air is a leading home services provider delivering trusted plumbing, heating, cooling, and air quality solutions across the Mid-Atlantic region.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
11	Marshalls INC	Exact match	Lynnwood, WA, United StatesHQ recorded Oct 13, 2026	n/a	179 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
12	American Mechanical Services	Exact match	Laurel, MD, United StatesHQ recorded Oct 13, 2026	501-1,000	173 contacts →
	Exact match “AMS is one of the nation’s leading providers of commercial heating, ventilation, and air conditioning (HVAC) maintenance, repair, replacement, and new equipment installation.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
13	Peterman Brothers Heating, Cooling & Plumbing	Exact match	Greenwood, IN, United StatesHQ recorded Oct 13, 2026	501-1,000	170 contacts →
	Exact match “Peterman Brothers is a family-owned residential heating, cooling, plumbing & electrical company with offices in Indiana, Ohio, and Kentucky.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
14	GSM Services	Exact match	Gastonia, NC, United StatesHQ recorded Oct 13, 2026	201-500	163 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 · Oct 13, 2026 · View company records in RevenueBase
15	ONE Hour Heating & AIR Conditioning	Exact match	Myrtle Beach, SC, United StatesHQ recorded Oct 13, 2026	51-200	157 contacts →
	Exact match “We believe in… excellence and heart.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
16	Hoffmann Brothers	Exact match	St. Louis, MO, United StatesHQ recorded Oct 13, 2026	501-1,000	155 contacts →
	Exact match “About Hoffmann Brothers We are on a mission to Improve Life in Every Home.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
17	A.B. MAY Heating, A C, Plumbing & Electrical	Exact match	Kansas City, MO, United StatesHQ recorded Oct 13, 2026	201-500	148 contacts →
	Exact match “Since 1959, A.B.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
18	Peaden AIR Conditioning, Plumbing & Electrical	Exact match	Panama City, FL, United StatesHQ recorded Oct 13, 2026	201-500	140 contacts →
	Exact match “Peaden is a locally-owned and family-operated licensed and insured residential and commercial HVAC, plumbing, and electrical company.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
19	Paschal Air, Plumbing & Electric	Exact match	Springdale, AR, United StatesHQ recorded Oct 13, 2026	201-500	134 contacts →
	Exact match “For more than 50 years, Paschal has provided professional Heating & Air, Plumbing & Electrical services to homeowners & businesses in Arkansas, Texas, Oklahoma, Kansas & Missouri.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
20	Woodfin	Exact match	Richmond, VA, United StatesHQ recorded Oct 13, 2026	501-1,000	128 contacts →
	Exact match “Whether it's heating and cooling, plumbing, electrical, generators, indoor air quality, propane and heating oil, Woodfin is the #1 home comfort provider for everything your home…” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
21	Sureserve Compliance Central	Exact match	Unit 5-6 Boudicca Road, United KingdomHQ recorded Oct 13, 2026	501-1,000	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 · Oct 13, 2026 · View company records in RevenueBase
22	E2s	Exact match	Villeurbanne, FranceHQ recorded Oct 13, 2026	201-500	119 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 · Oct 13, 2026 · View company records in RevenueBase
23	Powers Building Hvac, Controls, And Service	Exact match	North Little Rock, AR, United StatesHQ recorded Oct 13, 2026	201-500	115 contacts →
	Exact match “Our goal at Powers is to make your buildings productive, comfortable, and efficient to operate.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
24	ACIS	Exact match	Mckinney, TX, United StatesHQ recorded Oct 13, 2026	201-500	108 contacts →
	Exact match “Air-Conditioning Innovative Solutions serves Dallas, Fort Worth, Houston and Austin with commercial HVAC services.” Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
25	Carolina Comfort Air, INC	Exact match	Clayton, NC, United StatesHQ recorded Oct 13, 2026	201-500	107 contacts →
	Exact match “Carolina Comfort Air, a full-service heating and air contractor, opened its doors in May 2007 with founders Phillip Tyler and Hank Richard.” Recorded in the RevenueBase company graph · Oct 13, 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 “furnace installation contractors”. 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 10,299 furnace installation contractors worldwide

See the full list, filter by size, metro and specialty, and access 12,149 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Furnace installation contractors worldwide at a glance

As of Oct 13, 2026

21.3%Verified-email coverage

5.5Average contacts per company

1-10Median size (employees)

0.7%Largest-city concentration · Houston

Oct 13, 2026Page data refreshed

Companies by employee count

1-10

5,428

11-50

3,836

51-200

743

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

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 furnace installation contractors are linked below.
What qualifies: Company records worldwide whose business descriptions match “furnace installation contractors” 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 12,149 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 13, 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.

Furnace installation contractors by location

25 lists · largest first

Every Furnace installation contractors list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 “furnace installation contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many furnace installation contractors are there worldwide?

RevenueBase identified 10,299 company matches for furnace installation contractors 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?

Horizon Services, LLC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most furnace installation contractors?

The United States leads with 6,906 companies, followed by Canada (736) and France (386). Every furnace installation contractors list by country and city is linked on this page.

Which city has the most furnace installation contractors?

Houston leads with 72 company records, followed by San Antonio (54) and New York (52).

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 12,149 professional contacts with verified work emails tracked across these 10,299 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 13, 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.