Company lists · Data refreshed September 2026

Top 25 Laboratory hvac maintenance providers worldwide

Name: Laboratory hvac maintenance providers worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 20, 2026 10,421 companies tracked

RevenueBase identified 10,421 company matches for laboratory hvac maintenance providers worldwide as of September 2026 and tracks 80,145 professional contacts across them, including 20,009 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for laboratory hvac maintenance providers 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 20, 2026. Country and city lists for laboratory hvac maintenance providers 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 20, 2026 How this list was built

10,421Companies

80,145Contacts tracked

20,009Verified emails

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The 25 largest laboratory hvac maintenance providers worldwide

Ranked by team size

Top 25 of 10,421 company matches for laboratory hvac maintenance providers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 20, 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	Fawaz Group	Exact match	KuwaitHQ recorded Sep 20, 2026	1,001-5,000	1,085 contacts →
	Exact match “Welcome to FAWAZ Group official account!” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
2	Texas Airsystems	Exact match	Irving, TX, United StatesHQ recorded Sep 20, 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 20, 2026 · View company records in RevenueBase
3	Hoffman & Hoffman, INC	Exact match	Greensboro, NC, United StatesHQ recorded Sep 20, 2026	1,001-5,000	445 contacts →
	Exact match “Since 1947, Hoffman & Hoffman, Inc.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4	Heating Cooling	Exact match	Sao Paulo, BrazilHQ recorded Sep 20, 2026	501-1,000	436 contacts →
	Exact match “Desde 1974, a Heating & Cooling atua no segmento de engenharia de instalação de Sistemas de Ar-Condicionado, Ventilação e Exaustão Mecânica, com mais de 2.500 projetos executados.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5	Carmichael Engineering LTD	Exact match	Montreal, QC, CanadaHQ recorded Sep 20, 2026	501-1,000	400 contacts →
	Exact match “Dedicated to Excellence For over a century, Carmichael has been delivering expert solutions in HVAC, industrial refrigeration, automation, combustion, energy, and scientific…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6	AIR Systems, INC	Exact match	San Jose, CA, United StatesHQ recorded Sep 20, 2026	201-500	348 contacts →
	Exact match “Whether building quality work environments, valuable relationships or community ties, Air Systems never cuts corners.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7	Brady Services	Exact match	Greensboro, NC, United StatesHQ recorded Sep 20, 2026	501-1,000	340 contacts →
	Exact match “Since 1962, Brady has been committed to delivering innovative, sustainable building solutions that drive long-term success for our customers.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8	Havtech	Exact match	Columbia, MD, United StatesHQ recorded Sep 20, 2026	201-500	333 contacts →
	Exact match “Havtech delivers innovative commercial and industrial HVAC solutions across Maryland, Washington, D.C, Virginia, Pennsylvania, and West Virginia.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9	VAE Group	Exact match	Darra, AustraliaHQ recorded Sep 20, 2026	201-500	271 contacts →
	Exact match “VAE engineers, constructs and manages Smarter HVAC Solutions.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10	BFC Solutions	Exact match	Nashville, TN, United StatesHQ recorded Sep 20, 2026	501-1,000	241 contacts →
	Exact match “BFC Solutions is the leader in essential HVAC services for commercial multi-site facilities and chains nationwide.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11	Precise AIR Group	Exact match	Sydney Olympic Park, AustraliaHQ recorded Sep 20, 2026	201-500	229 contacts →
	Exact match “At Precise we specialise in delivering integrated, whole-of-life HVAC, Fire, MFE and HVAC Hygiene solutions across Australia.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12	Ellis AIR Conditioning	Exact match	Moorabbin Airport, AustraliaHQ recorded Sep 20, 2026	201-500	217 contacts →
	Exact match “Established in 1964, Ellis Air Conditioning has a long history of successfully completing mechanical services projects and preventative maintenance programs for many various…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13	Airtron Heating & AIR Conditioning	Exact match	Columbus, OH, United StatesHQ recorded Sep 20, 2026	1,001-5,000	214 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 · Sep 20, 2026 · View company records in RevenueBase
14	Energy Air, INC	Exact match	Orlando, FL, United StatesHQ recorded Sep 20, 2026	201-500	213 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15	Star Service INC	Exact match	Baton Rouge, LA, United StatesHQ recorded Sep 20, 2026	201-500	201 contacts →
	Exact match “Our commitment to the commercial HVAC industry has remained unchanged since we began in 1952.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16	Serviparamo S.A.S	Exact match	Barranquilla, ColombiaHQ recorded Sep 20, 2026	201-500	194 contacts →
	Exact match “Somos una empresa líder en el sector del aire acondicionado, ventilación mecánica, automatización y control, mantenimiento, retrofit, asesoría y soluciones para grantizar calidad…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
17	Right Time Group Of Companies	Exact match	St. Catharines, ON, CanadaHQ recorded Sep 20, 2026	1,001-5,000	193 contacts →
	Exact match “The Right Time Group of Companies has been proudly providing a full range of home HVAC solutions to customers across Ontario, Manitoba, Saskatchewan, Alberta and British Columbia…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
18	Haynes Mechanical Systems	Exact match	Greenwood Village, CO, United StatesHQ recorded Sep 20, 2026	201-500	190 contacts →
	Exact match “Haynes Mechanical Systems has been keeping commercial buildings running strong since 1968.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19	Elliott-Lewis Corporation	Exact match	United StatesHQ recorded Sep 20, 2026	201-500	184 contacts →
	Exact match “Since 1905, Elliott-Lewis has established itself as the premier HVAC/R service company in the Delaware Valley, providing complete maintenance, repair, operation engineering…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
20	Ambient	Exact match	New York, NY, United StatesHQ recorded Sep 20, 2026	1,001-5,000	184 contacts →
	Exact match “Ambient is a national collective of HVAC design and implementation firms, each entity esteemed in their respective regions with decades of experience.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
21	Trane Middle East & Africa	Exact match	Dubai, United Arab EmiratesHQ recorded Sep 20, 2026	201-500	184 contacts →
	Exact match “Celebrating over 35 years of operation in the Middle East market, our regional HQ is based in the UAE and we cater to the region via our offices in Dubai, Abu Dhabi, Lebanon…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
22	Emcor Services Aircond	Exact match	Smyrna, GA, United StatesHQ recorded Sep 20, 2026	201-500	178 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 · Sep 20, 2026 · View company records in RevenueBase
23	Daikin Nederland	Exact match	Capelle Aan Den Ijssel, NetherlandsHQ recorded Sep 20, 2026	201-500	175 contacts →
	Exact match “Daikin is wereldwijd marktleider op het gebied van HVAC-R systemen en specialist in verwarmen en koelen.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
24	American Mechanical Services	Exact match	Laurel, MD, United StatesHQ recorded Sep 20, 2026	501-1,000	169 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 · Sep 20, 2026 · View company records in RevenueBase
25	ONE Hour Heating & AIR Conditioning	Exact match	Myrtle Beach, SC, United StatesHQ recorded Sep 20, 2026	51-200	167 contacts →
	Exact match “We believe in… excellence and heart.” Recorded in the RevenueBase company graph · Sep 20, 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 “laboratory hvac maintenance providers”. 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 10,421 laboratory hvac maintenance providers worldwide

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Laboratory hvac maintenance providers worldwide at a glance

As of Sep 20, 2026

25.0%Verified-email coverage

7.7Average contacts per company

11-50Median size (employees)

1.2%Largest-city concentration · Sao Paulo

Sep 20, 2026Page data refreshed

Companies by employee count

1-10

4,922

11-50

3,986

51-200

1,120

201-500

204

501-1,000

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 laboratory hvac maintenance providers are linked below.
What qualifies: Company records worldwide whose business descriptions match “laboratory hvac maintenance providers” 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 20,009 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 20, 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.

Laboratory hvac maintenance providers by location

32 lists · largest first

Every Laboratory hvac maintenance providers 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 “laboratory hvac maintenance providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many laboratory hvac maintenance providers are there worldwide?

RevenueBase identified 10,421 company matches for laboratory hvac maintenance providers 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?

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

Which country has the most laboratory hvac maintenance providers?

The United States leads with 4,933 companies, followed by Canada (469) and Brazil (463). Every laboratory hvac maintenance providers list by country and city is linked on this page.

Which city has the most laboratory hvac maintenance providers?

Sao Paulo leads with 127 company records, followed by Dubai (90) and New York (80).

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 20,009 professional contacts with verified work emails tracked across these 10,421 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 20, 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.