Company lists · Data refreshed September 2026

Top 25 Hvac control systems integrators worldwide

Name: Hvac control systems integrators worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 16,149 companies tracked

RevenueBase identified 16,149 company matches for hvac control systems integrators worldwide as of September 2026 and tracks 198,804 professional contacts across them, including 66,783 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for hvac control systems integrators 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 28, 2026. Country and city lists for hvac control systems integrators 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 Sep 28, 2026 How this list was built

16,149Companies

198,804Contacts tracked

66,783Verified emails

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The 25 largest hvac control systems integrators worldwide

Ranked by team size

Top 25 of 16,149 company matches for hvac control systems integrators worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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 Sep 28, 2026	5,001-10,000	2,415 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 · Sep 28, 2026 · View company records in RevenueBase
2	Modern Niagara	Exact match	Kanata, ON, CanadaHQ recorded Sep 28, 2026	1,001-5,000	1,556 contacts →
	Exact match “We build for life.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3	Comfort Systems USA	Exact match	Houston, TX, United StatesHQ recorded Sep 28, 2026	10001+	1,330 contacts →
	Exact match “Comfort Systems USA \| Quality People.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4	Bravida Danmark A S	Exact match	Brøndby, DenmarkHQ recorded Sep 28, 2026	1,001-5,000	1,298 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 · Sep 28, 2026 · View company records in RevenueBase
5	Aaon, INC	Exact match	Tulsa, OK, United StatesHQ recorded Sep 28, 2026	1,001-5,000	1,208 contacts →
	Exact match “Driving the industry forward through the design, manufacturing, and rigorous testing of premium HVAC equipment.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6	Rovisys	Exact match	Aurora, OH, United StatesHQ recorded Sep 28, 2026	1,001-5,000	1,159 contacts →
	Exact match “As one of the world's largest independent systems integrators, RoviSys delivers comprehensive automation, digital transformation, manufacturing execution (MES), Industrial AI…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7	Automated Logic Corporation	Exact match	Kennesaw, GA, United StatesHQ recorded Sep 28, 2026	501-1,000	1,115 contacts →
	Exact match “Automated Logic Corporation (ALC) provides innovative building automation and control systems.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8	Mckenney's, INC	Exact match	Atlanta, GA, United StatesHQ recorded Sep 28, 2026	1,001-5,000	1,077 contacts →
	Exact match “McKenney’s is the Southeast’s most trusted name in facility construction, operation and maintenance.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9	Ventec S.A	Exact match	Casablanca, MoroccoHQ recorded Sep 28, 2026	1,001-5,000	959 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 · Sep 28, 2026 · View company records in RevenueBase
10	Cmta, INC	Exact match	Louisville, KY, United StatesHQ recorded Sep 28, 2026	501-1,000	936 contacts →
	Exact match “CMTA is part of Legence, a Nasdaq Listed company.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11	Bravida Norge AS	Exact match	Oslo, NorwayHQ recorded Sep 28, 2026	1,001-5,000	891 contacts →
	Exact match “Bravida gir bygninger liv.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12	Prime Controls	Exact match	Lewisville, TX, United StatesHQ recorded Sep 28, 2026	1,001-5,000	857 contacts →
	Exact match “Prime Controls was established as a Main Automation Contractor to provide customers a sole source solution for Industrial Automation services and products.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13	Bahri & Mazroei Technical Systems Company LLC Bmts	Exact match	Dubai, United Arab EmiratesHQ recorded Sep 28, 2026	1,001-5,000	710 contacts →
	Exact match “Bahri & Mazroei Technical Systems Co.(BMTS) is a regional system integrator in Gulf region since many decades with has its origin since 1968 through Bahri & Mazroei Trading…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14	Albireo Energy	Exact match	Edison, NJ, United StatesHQ recorded Sep 28, 2026	1,001-5,000	669 contacts →
	Exact match “Albireo Energy is a leading independent building controls and energy services provider recognized by customers for creating intelligent, high-performance buildings.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15	Baker Group	Exact match	Ankeny, IA, United StatesHQ recorded Sep 28, 2026	1,001-5,000	655 contacts →
	Exact match “Established in 1963, Baker Group is Iowa’s premier full-service specialty contractor-serving commercial, industrial, institutional, and mission-critical markets across the country.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16	Scania Industrial Maintenance AB	Exact match	Södertälje, SwedenHQ recorded Sep 28, 2026	501-1,000	627 contacts →
	Exact match “Scania Industrial Maintenance support Scania in Sweden with technical services.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17	Kropman	Exact match	Nijmegen, NetherlandsHQ recorded Sep 28, 2026	501-1,000	623 contacts →
	Exact match “Kropman ontwerpt, bouwt en onderhoudt en beheert gebouwgebonden installaties.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18	Nordomatic	Exact match	Stockholm, SwedenHQ recorded Sep 28, 2026	1,001-5,000	576 contacts →
	Exact match “Nordomatic is a global impact pioneer in smart buildings, helping you optimize, simplify, and future-proof your operations.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19	F.E. Moran Group Of Companies	Exact match	Northbrook, IL, United StatesHQ recorded Sep 28, 2026	1,001-5,000	564 contacts →
	Exact match “At F.E.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20	Rovisys Building Technologies	Exact match	Aurora, OH, United StatesHQ recorded Sep 28, 2026	1,001-5,000	547 contacts →
	Exact match “As part of the RoviSys family of companies, we deliver vendor independent building automation, electrical power management, facility monitoring, and systems integration solutions…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21	Deem, LLC	Exact match	Indianapolis, IN, United StatesHQ recorded Sep 28, 2026	1,001-5,000	539 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 · Sep 28, 2026 · View company records in RevenueBase
22	Avanceon Middle East & South Asia	Exact match	Dubai, United Arab EmiratesHQ recorded Sep 28, 2026	201-500	535 contacts →
	Exact match “Avanceon is the leading provider of automation, control systems integration, proprietary energy management solutions and support services.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23	Texas Airsystems	Exact match	Irving, TX, United StatesHQ recorded Sep 28, 2026	201-500	523 contacts →
	Exact match “In business for over 45 years, Texas AirSystems has grown to be recognized as one of the premier partners for commercial HVAC solutions in Texas, boasting over 500 associates…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24	Daikin Applied Europe	Exact match	Ariccia, ItalyHQ recorded Sep 28, 2026	1,001-5,000	506 contacts →
	Exact match “Daikin Applied Europe is a multinational company manufacturing and supplying components for hydronic HVAC systems (chillers, air handling units and system management solutions)…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25	Colt International	Exact match	Petersfield, United KingdomHQ recorded Sep 28, 2026	1,001-5,000	505 contacts →
	Exact match “Since 1931 we have been harnessing the natural elements to provide healthy, comfortable and safe working and living conditions in buildings.” Recorded in the RevenueBase company graph · Sep 28, 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 “hvac control systems integrators”. 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 16,149 hvac control systems integrators worldwide

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Hvac control systems integrators worldwide at a glance

As of Sep 28, 2026

33.6%Verified-email coverage

12.3Average contacts per company

11-50Median size (employees)

1.0%Largest-city concentration · Sao Paulo

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

7,105

11-50

6,230

51-200

2,034

201-500

427

501-1,000

118

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 hvac control systems integrators are linked below.
What qualifies: Company records worldwide whose business descriptions match “hvac control systems integrators” 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 66,783 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 28, 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.

Hvac control systems integrators by location

64 lists · largest first

Every Hvac control systems integrators 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 “hvac control systems integrators”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many hvac control systems integrators are there worldwide?

RevenueBase identified 16,149 company matches for hvac control systems integrators 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?

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 hvac control systems integrators?

The United States leads with 5,250 companies, followed by the United Kingdom (760) and Canada (753). Every hvac control systems integrators list by country and city is linked on this page.

Which city has the most hvac control systems integrators?

Sao Paulo leads with 154 company records, followed by Houston (97) and London (93).

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 66,783 professional contacts with verified work emails tracked across these 16,149 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 28, 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.