Company lists · Data refreshed November 2026

Top 25 Building systems manufacturers worldwide

Name: Building systems manufacturers worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 18,040 companies tracked

RevenueBase identified 18,040 company matches for building systems manufacturers worldwide as of November 2026 and tracks 380,903 professional contacts across them, including 111,758 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for building systems manufacturers 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 building systems manufacturers 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

18,040Companies

380,903Contacts tracked

111,758Verified emails

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The 25 largest building systems manufacturers worldwide

Ranked by team size

Top 25 of 18,040 company matches for building systems manufacturers 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	Legrand	Exact match	Limoges, FranceHQ recorded Nov 6, 2026	10001+	6,859 contacts →
	Exact match “Legrand is a global specialist in electrical and digital building infrastructures, dedicated to supporting technological, societal and environmental change around the globe.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	Equans	Exact match	Courbevoie, FranceHQ recorded Nov 6, 2026	10001+	5,803 contacts →
	Exact match “Equans, a Bouygues group company, is a world leader in multi-technical services with offices in 20 country hubs.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Equans Belux	Exact match	Brussels, BelgiumHQ recorded Nov 6, 2026	5,001-10,000	5,429 contacts →
	Exact match “What if you could use your talent to contribute to the great challenges of tomorrow?” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Daikin Airconditioning India Pvt. LTD	Exact match	Gurgaon, IndiaHQ recorded Nov 6, 2026	n/a	5,393 contacts →
	Exact match “Daikin Air-conditioning India Pvt.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Lennox	Exact match	Indianapolis, TX, United StatesHQ recorded Nov 6, 2026	10001+	4,957 contacts →
	Exact match “Lennox (NYSE: LII) is a leading provider of innovative climate control solutions for heating, ventilation, air conditioning, and refrigeration (HVACR) markets.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Daikin Applied Americas	Exact match	Minneapolis, MN, United StatesHQ recorded Nov 6, 2026	10001+	4,396 contacts →
	Exact match “Daikin Applied delivers superior air quality and energy efficiency to every solution with innovation in advanced technology, IoT, and next generation compressors.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	Rheem Manufacturing Company	Exact match	Atlanta, CA, United StatesHQ recorded Nov 6, 2026	10001+	3,677 contacts →
	Exact match “For 100 years, Rheem has stood as a trusted partner for residential and commercial innovations.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Secure	Exact match	Udaipur, IndiaHQ recorded Nov 6, 2026	5,001-10,000	3,620 contacts →
	Exact match “Secure is an Indian multinational corporation dedicated to delivering innovative solutions, services, and products that help users save, reduce energy use, live in comfort, and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Groupe Atlantic	Exact match	La Roche-sur- Yon, FranceHQ recorded Nov 6, 2026	10001+	3,522 contacts →
	Exact match “Depuis sa création en 1968, GROUPE ATLANTIC est devenu l’un des acteurs majeurs du HVAC (Heating, Ventilation & Air Conditioning – chauffage, ventilation et climatisation) en…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	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
11	HAGER	Exact match	Blieskastel, GermanyHQ recorded Nov 6, 2026	10001+	2,570 contacts →
	Exact match “Hager is a leading provider of intelligent, high-quality electrotechnical products, systems and solutions for residential, commercial and industrial buildings with a yearly…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Goodman AIR Conditioning & Heating	Exact match	Waller, TX, United StatesHQ recorded Nov 6, 2026	10001+	2,449 contacts →
	Exact match “Since 1982, Goodman Manufacturing has had one goal: provide customers with reliable, high-quality, energy-efficient, and affordable indoor comfort products.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Viessmann Climate Solutions	Exact match	Allendorf, GermanyHQ recorded Nov 6, 2026	10001+	2,339 contacts →
	Exact match “Founded in 1917 as a heating technology manufacturer, today Viessmann Climate Solutions is a leading global provider of sustainable climate (heating, cooling, water and air…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Zamil AIR Conditioners	Exact match	1st Industrial City, Saudi ArabiaHQ recorded Nov 6, 2026	1,001-5,000	1,997 contacts →
	Exact match “Zamil Air Conditioners Holding Co.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Carrier Enterprise	Exact match	Charlotte, NC, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,985 contacts →
	Exact match “Carrier Enterprise is a joint venture between Watsco, Inc.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Belimo	Exact match	Hinwil, SwitzerlandHQ recorded Nov 6, 2026	1,001-5,000	1,680 contacts →
	Exact match “Headquartered in Switzerland, Belimo is the global market leader in the development, production, and sales of field devices for the energy-efficient control of heating…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Modern Niagara	Exact match	Kanata, ON, CanadaHQ recorded Nov 6, 2026	1,001-5,000	1,642 contacts →
	Exact match “We build for life.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Emcor Group, INC	Exact match	Norwalk, CT, United StatesHQ recorded Nov 6, 2026	10001+	1,493 contacts →
	Exact match “A Fortune 500® company and a member of the S&P 500, EMCOR Group, Inc.(NYSE: EME) is a leader in mechanical and electrical construction, industrial and energy infrastructure, and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	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
20	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
21	Fläktgroup	Exact match	Herne, GermanyHQ recorded Nov 6, 2026	1,001-5,000	1,379 contacts →
	Exact match “FläktGroup, a Samsung company, is a leader in air technology, delivering best in class, innovative and energy-efficient HVAC solutions, whilst reducing customer’s carbon footprint.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	AAON	Exact match	Tulsa, TX, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,350 contacts →
	Exact match “Driving the industry forward through the design, manufacturing, and rigorous testing of premium HVAC equipment.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Armstrong Fluid Technology	Exact match	Toronto, CanadaHQ recorded Nov 6, 2026	1,001-5,000	1,342 contacts →
	Exact match “With eight manufacturing facilities on four continents, and employees around the world, Armstrong Fluid Technology is celebrating 90 years of being known as an innovator in the…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	Automated Logic Corporation	Exact match	Kennesaw, NJ, United StatesHQ recorded Nov 6, 2026	501-1,000	1,215 contacts →
	Exact match “Automated Logic Corporation (ALC) provides innovative building automation and control systems.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Daikin Industries, LTD	Exact match	Osaka, JapanHQ recorded Nov 6, 2026	10001+	1,154 contacts →
	Exact match “With nearly 350 subsidiaries around the globe, Daikin Industries, Ltd.” 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 “building systems manufacturers”. 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 18,040 building systems manufacturers worldwide

See the full list, filter by size, metro and specialty, and access 111,758 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Building systems manufacturers worldwide at a glance

As of Nov 6, 2026

29.3%Verified-email coverage

21.1Average contacts per company

11-50Median size (employees)

0.8%Largest-city concentration · Sao Paulo

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

6,688

11-50

6,799

51-200

2,762

201-500

761

501-1,000

266

1,001-5,000

230

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 building systems manufacturers are linked below.
What qualifies: Company records worldwide whose business descriptions match “building systems manufacturers” 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 111,758 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.

Building systems manufacturers by location

73 lists · largest first

Every Building systems manufacturers 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 “building systems manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many building systems manufacturers are there worldwide?

RevenueBase identified 18,040 company matches for building systems manufacturers 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?

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

Which country has the most building systems manufacturers?

The United States leads with 4,239 companies, followed by Germany (1,128) and Italy (897). Every building systems manufacturers list by country and city is linked on this page.

Which city has the most building systems manufacturers?

Sao Paulo leads with 151 company records, followed by Istanbul (113) and Dubai (98).

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 111,758 professional contacts with verified work emails tracked across these 18,040 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.