Company lists · Data refreshed November 2026

Top 25 Thermal systems integrators worldwide

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

Compiled by the RevenueBase Data Team Data refreshed Nov 5, 2026 13,871 companies tracked

RevenueBase identified 13,871 company matches for thermal systems integrators worldwide as of November 2026 and tracks 282,829 professional contacts across them, including 69,786 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for thermal 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 November 5, 2026. Country and city lists for thermal 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 Nov 5, 2026 How this list was built

13,871Companies

282,829Contacts tracked

69,786Verified emails

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The 25 largest thermal systems integrators worldwide

Ranked by team size

Top 25 of 13,871 company matches for thermal systems integrators worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 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	Johnson Controls	Exact match	Cork, IrelandHQ recorded Nov 5, 2026	10001+	55,567 contacts →
	Exact match “Johnson Controls is a global leader in thermal management, mission-critical building systems, energy efficiency and decarbonization.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2	Modine Manufacturing Company	Exact match	Racine, WI, United StatesHQ recorded Nov 5, 2026	10001+	3,208 contacts →
	Exact match “Since 1916, Modine Manufacturing Company has applied innovative thermal technology to meet customer's needs.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3	Acco Engineered Systems	Exact match	Pasadena, CA, United StatesHQ recorded Nov 5, 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 5, 2026 · View company records in RevenueBase
4	Kelvion	Exact match	Herne, GermanyHQ recorded Nov 5, 2026	5,001-10,000	2,321 contacts →
	Exact match “Welcome to Kelvion!” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5	Modern Niagara	Exact match	Kanata, ON, CanadaHQ recorded Nov 5, 2026	1,001-5,000	1,642 contacts →
	Exact match “We build for life.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6	Emcor Group, INC	Exact match	Norwalk, CT, United StatesHQ recorded Nov 5, 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 5, 2026 · View company records in RevenueBase
7	AAON	Exact match	Tulsa, TX, United StatesHQ recorded Nov 5, 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 5, 2026 · View company records in RevenueBase
8	Rovisys	Exact match	Aurora, OH, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,293 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 · Nov 5, 2026 · View company records in RevenueBase
9	Mckenney's, INC	Exact match	Atlanta, NC, United StatesHQ recorded Nov 5, 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 5, 2026 · View company records in RevenueBase
10	Dalkia Froid Solutions	Exact match	49484, FranceHQ recorded Nov 5, 2026	1,001-5,000	1,066 contacts →
	Exact match “Dalkia Froid Solutions est une filiale de Dalkia au sein du Groupe EDF.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11	Cmta, INC	Exact match	Louisville, TN, United StatesHQ recorded Nov 5, 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 5, 2026 · View company records in RevenueBase
12	BAC Baltimore Aircoil Company, INC	Exact match	Jessup, CA, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,019 contacts →
	Exact match “At BAC, we don’t just build cooling systems, we shape the future of sustainable solutions.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13	Ventec S.A	Exact match	Casablanca, MoroccoHQ recorded Nov 5, 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 5, 2026 · View company records in RevenueBase
14	Thermon	Exact match	Austin, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,006 contacts →
	Exact match “Industrial Process Heating Solutions Through its global network, Thermon provides safe, reliable and innovative mission critical industrial process heating solutions.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15	MCI SAS	Exact match	Carquefou, FranceHQ recorded Nov 5, 2026	1,001-5,000	982 contacts →
	Exact match “Spécialiste du froid et la climatisation depuis 60 ans, MCI s'engage à vous offrir un grand choix de solutions et de services parfaitement adaptés à vos exigences.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16	Stellar	Exact match	Jacksonville, FL, United StatesHQ recorded Nov 5, 2026	501-1,000	941 contacts →
	Exact match “Stellar, headquartered in Jacksonville, Florida, is a fully integrated firm focusing on design, engineering, construction, refrigeration, and mechanical and electrical services…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17	MSE Engenharia	Exact match	Londrina, BrazilHQ recorded Nov 5, 2026	201-500	933 contacts →
	Exact match “Com 46 anos de profundo know-how, adquirido através do atendimento aos mais diversos segmentos industriais, a MSE Engenharia é uma empresa que se orgulha de hoje ser completa em…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18	Raychem Chemelex	Exact match	Houston, TX, United StatesHQ recorded Nov 5, 2026	1,001-5,000	884 contacts →
	Exact match “Raychem is a world-leading provider of heat-trace management systems for infrastructure, industrial, commercial and residential buildings, with operations globally.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19	Fredon	Exact match	Silverwater, AustraliaHQ recorded Nov 5, 2026	1,001-5,000	845 contacts →
	Exact match “Fredon is an Australian leader in Electrical, HVAC, Infrastructure and Technology services, backed by 24/7 national maintenance capability.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20	Cimco Refrigeration INC	Exact match	Burlington, ON, CanadaHQ recorded Nov 5, 2026	1,001-5,000	797 contacts →
	Exact match “CIMCO Refrigeration specializes in the engineering, design, manufacture, installation and service of industrial, process cooling and recreational refrigeration systems.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21	Coolsys	Exact match	Brea, CA, United StatesHQ recorded Nov 5, 2026	1,001-5,000	741 contacts →
	Exact match “CoolSys solves the most complex challenges in refrigeration, air conditioning, heating, engineering, and energy management.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22	Bahri & Mazroei Technical Systems Company LLC Bmts	Exact match	Dubai, United Arab EmiratesHQ recorded Nov 5, 2026	1,001-5,000	722 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 · Nov 5, 2026 · View company records in RevenueBase
23	Hamon Group	Exact match	Seraing, BelgiumHQ recorded Nov 5, 2026	1,001-5,000	697 contacts →
	Exact match “The Hamon Group does not exist anymore.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24	FES Group	Exact match	Stirling, United KingdomHQ recorded Nov 5, 2026	501-1,000	629 contacts →
	Exact match “The FES Group is one of the largest independent technical services companies in the UK over 60 years of experience providing building services solutions to a wide range of…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25	Spirax Group	Exact match	Cheltenham, FranceHQ recorded Nov 5, 2026	10001+	614 contacts →
	Exact match “Spirax Group is the new name for Spirax-Sarco Engineering.” Recorded in the RevenueBase company graph · Nov 5, 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 “thermal 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 13,871 thermal systems integrators worldwide

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Thermal systems integrators worldwide at a glance

As of Nov 5, 2026

24.7%Verified-email coverage

20.4Average contacts per company

11-50Median size (employees)

1.1%Largest-city concentration · Sao Paulo

Nov 5, 2026Page data refreshed

Companies by employee count

1-10

5,276

11-50

5,567

51-200

2,007

201-500

481

501-1,000

137

1,001-5,000

103

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 thermal systems integrators are linked below.
What qualifies: Company records worldwide whose business descriptions match “thermal 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 69,786 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 5, 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.

Thermal systems integrators by location

50 lists · largest first

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

How many thermal systems integrators are there worldwide?

RevenueBase identified 13,871 company matches for thermal systems integrators 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?

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

Which country has the most thermal systems integrators?

The United States leads with 2,154 companies, followed by Italy (1,276) and Germany (767). Every thermal systems integrators list by country and city is linked on this page.

Which city has the most thermal systems integrators?

Sao Paulo leads with 152 company records, followed by Istanbul (117) and Pune (86).

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 69,786 professional contacts with verified work emails tracked across these 13,871 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 5, 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.