Company lists · Data refreshed October 2026

Top 25 Commercial heating repair contractors based in the United States

Name: Commercial heating repair contractors based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 10, 2026 8,931 companies tracked

RevenueBase identified 8,931 company matches for commercial heating repair contractors associated with the United States as of October 2026 and tracks 63,578 professional contacts across them, including 16,710 with verified work emails. Houston is the largest hub.

This list covers company matches for commercial heating repair contractors associated with the United States, 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 10, 2026.

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 10, 2026 How this list was built

8,931Companies

63,578Contacts tracked

16,710Verified emails

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The 25 largest commercial heating repair contractors based in the United States

Ranked by team size

Top 25 of 8,931 company matches for commercial heating repair contractors based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 10, 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 10, 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 10, 2026 · View company records in RevenueBase
2	Source Refrigeration & Hvac	Exact match	Brea, CA, United StatesHQ recorded Oct 10, 2026	1,001-5,000	421 contacts →
	Exact match “For up-to-date information, please see the CoolSys profile page.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
3	United Mechanical	Exact match	San Jose, CA, United StatesHQ recorded Oct 10, 2026	201-500	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 10, 2026 · View company records in RevenueBase
4	Boland	Exact match	Gaithersburg, MD, United StatesHQ recorded Oct 10, 2026	201-500	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 10, 2026 · View company records in RevenueBase
5	Tech24	Exact match	Greenville, SC, United StatesHQ recorded Oct 10, 2026	501-1,000	298 contacts →
	Exact match “Tech 24 is the service industry leader, providing fast, complete, multi-regional repair and preventive plan solutions for commercial refrigeration, cooking, beverage and HVAC…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
6	The Arcticom Group	Exact match	Walnut Creek, CA, United StatesHQ recorded Oct 10, 2026	1,001-5,000	260 contacts →
	Exact match “At The Arcticom Group (TAG), our family of best-in-market operating companies delivers the highest-quality service and customer experience in commercial and industrial HVACR.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
7	Morris-Jenkins	Exact match	Charlotte, NC, United StatesHQ recorded Oct 10, 2026	501-1,000	248 contacts →
	Exact match “Morris-Jenkins is like family!” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
8	Airtron Heating & AIR Conditioning	Exact match	Columbus, OH, United StatesHQ recorded Oct 10, 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 10, 2026 · View company records in RevenueBase
9	Reliable Heating & AIR	Exact match	Kennesaw, GA, United StatesHQ recorded Oct 10, 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 10, 2026 · View company records in RevenueBase
10	Tolin Mechanical Systems	Exact match	Denver, CO, United StatesHQ recorded Oct 10, 2026	201-500	228 contacts →
	Exact match “Tolin Mechanical is a Leading Energy & Commercial HVAC Services Company.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
11	Energy Air, INC	Exact match	Orlando, FL, United StatesHQ recorded Oct 10, 2026	201-500	219 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
12	Gardiner	Exact match	Solon, OH, United StatesHQ recorded Oct 10, 2026	201-500	214 contacts →
	Exact match “At Gardiner, we've gotten used to clients being shocked by everything we can do to improve a building.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
13	Pueblo Mechanical & Controls	Exact match	Phoenix, AZ, United StatesHQ recorded Oct 10, 2026	501-1,000	210 contacts →
	Exact match “Pueblo was founded in Arizona to achieve sustained and profitable growth by providing services that consistently satisfy the needs and expectations of its customers.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
14	F.H. Furr Plumbing, Heating, AIR Conditioning, & Electrical	Exact match	Manassas, VA, United StatesHQ recorded Oct 10, 2026	501-1,000	209 contacts →
	Exact match “As a community-oriented company for over 40 years, we put our customers first and stand behind our products and services.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
15	Star Service INC	Exact match	Baton Rouge, LA, United StatesHQ recorded Oct 10, 2026	201-500	206 contacts →
	Exact match “Our commitment to the commercial HVAC industry has remained unchanged since we began in 1952.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
16	Haynes Mechanical Systems	Exact match	Greenwood Village, CO, United StatesHQ recorded Oct 10, 2026	201-500	203 contacts →
	Exact match “Haynes Mechanical Systems has been keeping commercial buildings running strong since 1968.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
17	Maxair Mechanical	Exact match	Marietta, GA, United StatesHQ recorded Oct 10, 2026	201-500	202 contacts →
	Exact match “MAXAIR Mechanical, founded in 1988, is a people first company.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
18	Haller Enterprises	Exact match	Lititz, PA, United StatesHQ recorded Oct 10, 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 10, 2026 · View company records in RevenueBase
19	Isaac Heating And AIR Conditioning	Exact match	Rochester, NY, United StatesHQ recorded Oct 10, 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 10, 2026 · View company records in RevenueBase
20	Emcor Services Aircond	Exact match	Smyrna, GA, United StatesHQ recorded Oct 10, 2026	201-500	184 contacts →
	Exact match “Backed by 80 years of experience, the more than 300 associates at EMCOR Services Aircond design and deliver comprehensive, timely, and cost effective HVAC and building system…” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
21	Coolray Heating, Cooling, Plumbing, Electrical	Exact match	Marietta, GA, United StatesHQ recorded Oct 10, 2026	501-1,000	183 contacts →
	Exact match “At Coolray, we base our business principles on people helping people with honest, dependable service you can count on.” Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
22	Marshalls INC	Exact match	Lynnwood, WA, United StatesHQ recorded Oct 10, 2026	n/a	179 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
23	American Mechanical Services	Exact match	Laurel, MD, United StatesHQ recorded Oct 10, 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 10, 2026 · View company records in RevenueBase
24	Peterman Brothers Heating, Cooling & Plumbing	Exact match	Greenwood, IN, United StatesHQ recorded Oct 10, 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 10, 2026 · View company records in RevenueBase
25	Hill York	Exact match	Dania Beach, FL, United StatesHQ recorded Oct 10, 2026	201-500	168 contacts →
	Exact match “Hill York is a full service contractor that offers a full array of energy efficient air-conditioning services from concept to completion, maintenance to repair and everything in…” Recorded in the RevenueBase company graph · Oct 10, 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 “commercial heating repair 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 8,931 commercial heating repair contractors based in the United States

See the full list, filter by size, metro and specialty, and access 16,710 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Commercial heating repair contractors based in the United States at a glance

As of Oct 10, 2026

26.3%Verified-email coverage

7.1Average contacts per company

11-50Median size (employees)

1.2%Largest-city concentration · Houston

Oct 10, 2026Page data refreshed

Companies by employee count

1-10

4,283

11-50

3,560

51-200

844

201-500

105

501-1,000

1,001-5,000

5,001-10,000

10001+

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 8,931 companies.

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.
What qualifies: Company records associated with the United States whose business descriptions match “commercial heating repair 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 16,710 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 10, 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.

Commercial heating repair contractors by metro

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

How many commercial heating repair contractors are there based in the United States?

RevenueBase identified 8,931 company matches for commercial heating repair contractors associated with the United States 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 city has the most commercial heating repair contractors?

Houston leads with 106 company records, followed by New York (101) and San Antonio (64).

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 16,710 professional contacts with verified work emails tracked across these 8,931 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 10, 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.