Company lists · Data refreshed November 2026

Top 25 Plumbing and hvac contractors worldwide

Name: Plumbing and hvac contractors worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 34,135 companies tracked

RevenueBase identified 34,135 company matches for plumbing and hvac contractors worldwide as of November 2026 and tracks 277,351 professional contacts across them, including 75,434 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for plumbing and hvac 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 November 6, 2026. Country and city lists for plumbing and hvac 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 Nov 6, 2026 How this list was built

34,135Companies

277,351Contacts tracked

75,434Verified emails

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The 25 largest plumbing and hvac contractors worldwide

Ranked by team size

Top 25 of 34,135 company matches for plumbing and hvac contractors 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Acco Engineered Systems	Exact match	Pasadena, CA, United StatesHQ recorded Nov 6, 2026	5,001-10,000	2,633 contacts →
	Exact match “Since 1934, owners and builders have selected ACCO Engineered Systems to design, install, and maintain more than mechanical projects.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	American Residential Services	Exact match	Memphis, NC, United StatesHQ recorded Nov 6, 2026	5,001-10,000	2,013 contacts →
	Exact match “American Residential Services (ARS®/Rescue Rooter®) is one of the nation’s largest providers of heating, air conditioning, indoor air quality, plumbing, drain cleaning…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Service Experts	Exact match	Richardson, NY, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,552 contacts →
	Exact match “Service Experts is North America's leading HVAC, Plumbing & Electrical company with 75+ locations nationwide.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Comfort Systems USA	Exact match	Houston, IN, United StatesHQ recorded Nov 6, 2026	10001+	1,407 contacts →
	Exact match “Comfort Systems USA \| Quality People.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Bravida Danmark A S	Exact match	Brøndby, DenmarkHQ recorded Nov 6, 2026	1,001-5,000	1,385 contacts →
	Exact match “Bravida Danmark er blandt landets største tekniske installations- og servicevirksomheder med over medarbejdere i byer landet over, og vi er en arbejdsplads, der har plads til alle.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Mckenney's, INC	Exact match	Atlanta, NC, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,143 contacts →
	Exact match “McKenney’s is the Southeast’s most trusted name in facility construction, operation and maintenance.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	LEE Company	Exact match	Franklin, TN, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,067 contacts →
	Exact match “Since 1944, we’ve been family-owned and family-focused, built on values that last and a mission that matters.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Cmta, INC	Exact match	Louisville, TN, United StatesHQ recorded Nov 6, 2026	501-1,000	1,049 contacts →
	Exact match “CMTA is part of Legence, a Nasdaq Listed company.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Ventec S.A	Exact match	Casablanca, MoroccoHQ recorded Nov 6, 2026	1,001-5,000	1,010 contacts →
	Exact match “La Société Ventec a été créée au Maroc en 1949 par Monsieur Albert MARQUET Président Directeur Général de Ventec en France.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	AHERN	Exact match	Fond Du Lac, WI, United StatesHQ recorded Nov 6, 2026	1,001-5,000	915 contacts →
	Exact match “Ahern is a mechanical and fire protection contractor specializing in HVAC, Plumbing, Building Controls, Sprinkler, Extinguisher & Alarm and Fabrication for construction and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	HTS Engineering	Exact match	Toronto, TX, CanadaHQ recorded Nov 6, 2026	1,001-5,000	748 contacts →
	Exact match “Your success is our success.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Apex Service Partners	Exact match	Dallas, TX, United StatesHQ recorded Nov 6, 2026	10001+	664 contacts →
	Exact match “Apex Service Partners is a HVAC, plumbing and electrical services group whose goal is to partner with world-class service providers to build an industry leading national platform.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Pace Supply Corp	Exact match	Rohnert Park, CA, United StatesHQ recorded Nov 6, 2026	1,001-5,000	615 contacts →
	Exact match “ABOUT PACE SUPPLY CORP: Incorporated in 1994 as an employee-owned and operated corporation, PACE Supply Corp.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	F.E. Moran Group Of Companies	Exact match	Northbrook, IL, United StatesHQ recorded Nov 6, 2026	1,001-5,000	606 contacts →
	Exact match “At F.E.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Murphy Company	Exact match	St. Louis, MO, United StatesHQ recorded Nov 6, 2026	1,001-5,000	598 contacts →
	Exact match “Per Colorado State Law Our CO Plumbing Contractor License Our Master Plumbing License is MP.03001288.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Egan Company	Exact match	Champlin, MN, United StatesHQ recorded Nov 6, 2026	1,001-5,000	590 contacts →
	Exact match “Before our 12 trades, employees, countless valued customers, and four locations, there was one man in a single room pipe shop on the Northern Minnesota Iron Range.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Morrison Supply Company	Exact match	Dallas, TX, United StatesHQ recorded Nov 6, 2026	1,001-5,000	575 contacts →
	Exact match “Morrison Supply is now a part of Reece USA, a leading U.S.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	ONE Hour Heating & AIR Conditioning	Exact match	Phoenix, AZ, United StatesHQ recorded Nov 6, 2026	1,001-5,000	573 contacts →
	Exact match “When homeowners want a reliable heater or air conditioning system that they don’t have to think about, they call One Hour Heating & Air Conditioning.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Deem, LLC	Exact match	Indianapolis, IN, United StatesHQ recorded Nov 6, 2026	1,001-5,000	553 contacts →
	Exact match “DEEM, LLC is a mechanical and electrical company centrally located in Fishers, Indiana with satellite offices throughout the Midwest down to the southeastern United States.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	JH Kelly, LLC	Exact match	Longview, WA, United StatesHQ recorded Nov 6, 2026	501-1,000	535 contacts →
	Exact match “JH Kelly is a fourth generation, family-owned construction company that provides HVAC and plumbing services to commercial facility owners and acts as a self-performing industrial…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Noble Corporation	Exact match	Concord, ON, United StatesHQ recorded Nov 6, 2026	1,001-5,000	528 contacts →
	Exact match “Noble was built in 1993 to meet the needs of trades professionals.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Supplyhouse	Exact match	Melville, NV, United StatesHQ recorded Nov 6, 2026	501-1,000	516 contacts →
	Exact match “A leading online distributor of plumbing, heating, and HVAC supplies since 2004, SupplyHouse is a rapidly-growing e-commerce company that offers products from top manufacturers at…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Pan-Pacific Mechanical	Exact match	Fountain Valley, CA, United StatesHQ recorded Nov 6, 2026	501-1,000	475 contacts →
	Exact match “Founded in 1947 - Pan-Pacific Mechanical, our "Mission is to be the best Plumbing and Mechanical subcontractor in California and the West by delivering exceptional customer…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	IES Residential	Exact match	Sugar Land, TX, United StatesHQ recorded Nov 6, 2026	1,001-5,000	475 contacts →
	Exact match “IES Residential, Inc.(IESR) is one of the nation's largest and most respected providers of electrical, plumbing, and HVAC solutions, exclusively serving homebuilders who…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Horizon Services, LLC	Exact match	Wilmington, MD, United StatesHQ recorded Nov 6, 2026	501-1,000	472 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 · Nov 6, 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 “plumbing and hvac 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 34,135 plumbing and hvac contractors worldwide

See the full list, filter by size, metro and specialty, and access 75,434 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Plumbing and hvac contractors worldwide at a glance

As of Nov 6, 2026

27.2%Verified-email coverage

8.1Average contacts per company

11-50Median size (employees)

0.6%Largest-city concentration · London

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

16,288

11-50

12,428

51-200

3,503

201-500

575

501-1,000

150

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 plumbing and hvac contractors are linked below.
What qualifies: Company records worldwide whose business descriptions match “plumbing and hvac 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 75,434 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.

Plumbing and hvac contractors by location

138 lists · largest first

Every Plumbing and hvac 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 “plumbing and hvac contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many plumbing and hvac contractors are there worldwide?

RevenueBase identified 34,135 company matches for plumbing and hvac contractors 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?

Acco Engineered Systems tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most plumbing and hvac contractors?

The United States leads with 17,132 companies, followed by Canada (2,026) and the United Kingdom (1,913). Every plumbing and hvac contractors list by country and city is linked on this page.

Which city has the most plumbing and hvac contractors?

London leads with 204 company records, followed by Houston (202) and New York (179).

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 75,434 professional contacts with verified work emails tracked across these 34,135 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.