Company lists · Data refreshed November 2026

Top 25 Hvac system testing services worldwide

RevenueBase identified 8,795 company matches for hvac system testing services worldwide as of November 2026 and tracks 53,467 professional contacts across them, including 12,672 with verified work emails. The United States is the largest market and Houston the largest hub.

This list covers company matches for hvac system testing services 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 hvac system testing services 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
8,795Companies
53,467Contacts tracked
12,672Verified emails
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The 25 largest hvac system testing services worldwide

Ranked by team size
Top 25 of 8,795 company matches for hvac system testing services 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchSao Paulo, BrazilHQ recorded Nov 6, 2026501-1,000504 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 · Nov 6, 2026 · View company records in RevenueBase
2Exact matchTokyo, Hong KongHQ recorded Nov 6, 2026201-500398 contacts →

Exact match

“Commtech Asia is a market-leading, independent building commissioning consultant.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchDarra, AustraliaHQ recorded Nov 6, 2026201-500291 contacts →

Exact match

“VAE engineers, constructs and manages Smarter HVAC Solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchNashville, TN, United StatesHQ recorded Nov 6, 2026501-1,000258 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 · Nov 6, 2026 · View company records in RevenueBase
5Exact matchColumbus, TX, United StatesHQ recorded Nov 6, 20261,001-5,000249 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 · Nov 6, 2026 · View company records in RevenueBase
6Exact matchMoorabbin Airport, AustraliaHQ recorded Nov 6, 2026201-500248 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 · Nov 6, 2026 · View company records in RevenueBase
7Exact matchOrlando, FL, United StatesHQ recorded Nov 6, 2026201-500223 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchNew York, NY, United StatesHQ recorded Nov 6, 20261,001-5,000210 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 · Nov 6, 2026 · View company records in RevenueBase
9Exact matchAlexandria, VA, United StatesHQ recorded Nov 6, 2026n/a205 contacts →

Exact match

“The Air Conditioning Contractors of America (ACCA) is the national association of heating, ventilation, air conditioning, and refrigeration contractors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchSt. Catharines, ON, CanadaHQ recorded Nov 6, 20261,001-5,000199 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 · Nov 6, 2026 · View company records in RevenueBase
11Exact matchSmyrna, SC, United StatesHQ recorded Nov 6, 2026201-500191 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 · Nov 6, 2026 · View company records in RevenueBase
12Exact matchLaurel, CA, United StatesHQ recorded Nov 6, 2026501-1,000175 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 · Nov 6, 2026 · View company records in RevenueBase
13Exact matchCapelle Aan Den Ijssel, NetherlandsHQ recorded Nov 6, 2026201-500174 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 · Nov 6, 2026 · View company records in RevenueBase
14Exact matchLynnwood, WA, United StatesHQ recorded Nov 6, 2026n/a173 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchMyrtle Beach, SC, United StatesHQ recorded Nov 6, 202651-200166 contacts →

Exact match

“We believe in… excellence and heart.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchMount Prospect, United StatesHQ recorded Nov 6, 2026n/a155 contacts →

Exact match

“Welcome to ESCO, your gateway to the dynamic world of HVACR and building science, where innovation and knowledge shape the industry's future.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchCairo, EgyptHQ recorded Nov 6, 2026201-500147 contacts →

Exact match

“Since its establishment in 1998, The Engineering Company for Testing and Balancing Services, TAB, goal was to become the real representation of its slogan, “A Professional…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchSalt Lake City, UT, United StatesHQ recorded Nov 6, 2026201-500143 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchRichardson, TX, United StatesHQ recorded Nov 6, 202651-200135 contacts →

Exact match

“Engineered Air Balance is the leading authority in total system balancing, building commissioning, and critical environment certifications at the forefront of industry standards…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchMilford, OH, United StatesHQ recorded Nov 6, 202651-200134 contacts →

Exact match

“We are a global provider of energy efficiency solutions for commercial buildings with five business offerings: HVAC Testing, Adjusting & Balancing, Intelli-Hood® Kitchen…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchAkron, OH, United StatesHQ recorded Nov 6, 2026201-500126 contacts →

Exact match

“Since 1972, The K Company has been setting the standard in commercial, residential and industrial heating, air conditioning, ventilation and refrigeration systems.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchQueens Village, NY, United StatesHQ recorded Nov 6, 2026201-500126 contacts →

Exact match

“Donnelly Mechanical is New York City’s premier provider of innovative commercial HVAC service, maintenance and construction.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchGreenville, SC, United StatesHQ recorded Nov 6, 2026201-500125 contacts →

Exact match

“Palmetto Air & Water Balance is committed to providing the highest quality of independent testing, adjusting and balancing services available to its client base of general and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchCincinnati, OH, United StatesHQ recorded Nov 6, 202651-200124 contacts →

Exact match

“National HVACR Solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchHouston, TX, United StatesHQ recorded Nov 6, 2026201-500121 contacts →

Exact match

“Custom Air Products & Services, Inc.(CAPS), an AirX Climate Solutions company, is a full-service HVAC company that specializes in the design, construction, installation…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 8,795 hvac system testing services worldwide

See the full list, filter by size, metro and specialty, and access 12,672 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Hvac system testing services worldwide at a glance

As of Nov 6, 2026
23.7%Verified-email coverage
6.1Average contacts per company
1-10Median size (employees)
0.9%Largest-city concentration · Houston
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
4,570
11-50
3,247
51-200
669
201-500
94
501-1,000
17
1,001-5,000
13
5,001-10,000
2
10001+
4

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 system testing services are linked below.
What qualifies
Company records worldwide whose business descriptions match “hvac system testing services” 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 12,672 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.

Hvac system testing services by location

26 lists · largest first

Every Hvac system testing services 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 system testing services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many hvac system testing services are there worldwide?

RevenueBase identified 8,795 company matches for hvac system testing services 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?

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

Which country has the most hvac system testing services?

The United States leads with 5,301 companies, followed by Canada (573) and India (260). Every hvac system testing services list by country and city is linked on this page.

Which city has the most hvac system testing services?

Houston leads with 80 company records, followed by New York (63) and Dubai (47).

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 12,672 professional contacts with verified work emails tracked across these 8,795 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.