Company lists · Data refreshed September 2026

Top 25 Hvac technician recruitment companies worldwide

Name: Hvac technician recruitment companies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 9,392 companies tracked

RevenueBase identified 9,392 hvac technician recruitment companies worldwide as of September 2026 and tracks 73,954 professional contacts across them, including 19,551 with verified work emails. The United States is the largest market and Houston the largest hub.

This list covers hvac technician recruitment companies worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 28, 2026. Country and city lists for hvac technician recruitment companies follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 28, 2026 86% judged on-target in blind review

9,392Companies

73,954Contacts tracked

19,551Verified emails

Explore this list → Free signup · no credit card · 500 free credits

The 25 largest hvac technician recruitment companies worldwide

Ranked by team size

Top 25 of 9,392 hvac technician recruitment companies worldwide, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to hvac technician recruitment companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	Ventec S.A	Indirect evidence	Casablanca, MoroccoHQ checked Sep 28, 2026	1,001-5,000	959 contacts →
	Indirect evidence “La Société Ventec a été créée au Maroc en 1949 par Monsieur Albert MARQUET Président Directeur Général de Ventec en France.” Source: RevenueBase Database · checked Sep 28, 2026
2	Volt Technical Resources	Indirect evidence	Orange, CA, United StatesHQ checked Sep 28, 2026	5,001-10,000	584 contacts →
	Indirect evidence “A Six Sigma Company ~61 years in the industry ~Nationwide 4 million+ candidate database ~Fortune Company ~Extensive E-Recruiting capabilities ~Reference and Employment check…” Source: RevenueBase Database · checked Sep 28, 2026
3	Climate Pros, LLC	Partial evidence	Glendale Heights, IL, United StatesHQ checked Sep 28, 2026	1,001-5,000	554 contacts →
	Partial evidence “At Climate Pros, LLC, we are a leading commercial refrigeration and HVAC company specializing in the design, construction, and servicing of refrigeration systems across thousands…” Source: RevenueBase Database · checked Sep 28, 2026
4	Deem, LLC	Indirect evidence	Indianapolis, IN, United StatesHQ checked Sep 28, 2026	1,001-5,000	539 contacts →
	Indirect evidence “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.” Source: RevenueBase Database · checked Sep 28, 2026
5	ONE Hour Heating & AIR Conditioning	Indirect evidence	Phoenix, AZ, United StatesHQ checked Sep 28, 2026	1,001-5,000	526 contacts →
	Indirect evidence “When homeowners want a reliable heater or air conditioning system that they don’t have to think about, they call One Hour Heating & Air Conditioning.” Source: RevenueBase Database · checked Sep 28, 2026
6	Texas Airsystems	Partial evidence	Irving, TX, United StatesHQ checked Sep 28, 2026	201-500	523 contacts →
	Partial evidence “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…” Source: RevenueBase Database · checked Sep 28, 2026
7	Heinen & Hopman	Indirect evidence	Bunschoten-spakenburg, United StatesHQ checked Sep 28, 2026	1,001-5,000	429 contacts →
	Indirect evidence “Heinen & Hopman Engineering was founded in 1965 as a family business in the heart of Holland, Spakenburg.” Source: RevenueBase Database · checked Sep 28, 2026
8	John W. Danforth Company	Indirect evidence	Tonawanda, NY, United StatesHQ checked Sep 28, 2026	501-1,000	415 contacts →
	Indirect evidence “We are powered by the best people in the industry.” Source: RevenueBase Database · checked Sep 28, 2026
9	CCS Construction Staffing	Indirect evidence	Charlotte, NC, United StatesHQ checked Sep 28, 2026	51-200	410 contacts →
	Indirect evidence “CCS Construction Staffing specializes in skilled construction recruiting and staffing throughout the U.S.” Source: RevenueBase Database · checked Sep 28, 2026
10	Carmichael Engineering LTD	Partial evidence	Montreal, QC, CanadaHQ checked Sep 28, 2026	501-1,000	400 contacts →
	Partial evidence “Dedicated to Excellence For over a century, Carmichael has been delivering expert solutions in HVAC, industrial refrigeration, automation, combustion, energy, and scientific…” Source: RevenueBase Database · checked Sep 28, 2026
11	Brady Services	Indirect evidence	Greensboro, NC, United StatesHQ checked Sep 28, 2026	501-1,000	340 contacts →
	Indirect evidence “Since 1962, Brady has been committed to delivering innovative, sustainable building solutions that drive long-term success for our customers.” Source: RevenueBase Database · checked Sep 28, 2026
12	Lennox National Account Services	Strong evidence	Fort Lauderdale, FL, United StatesHQ checked Sep 28, 2026	10001+	338 contacts →
	Strong evidence “Lennox National Account Services (Lennox NAS) is the leading HVAC commercial service company with technicians located nationwide.” Source: RevenueBase Database · checked Sep 28, 2026
13	Boland	Partial evidence	Gaithersburg, MD, United StatesHQ checked Sep 28, 2026	201-500	323 contacts →
	Partial evidence “Boland is the leading commercial HVAC systems, services, and building energy solutions provider in the DC metro area.” Source: RevenueBase Database · checked Sep 28, 2026
14	Star Refrigeration	Indirect evidence	Glasgow, United KingdomHQ checked Sep 28, 2026	201-500	298 contacts →
	Indirect evidence “Star Refrigeration is a globally diversified cooling, heating, freezing, mechanical and electrical group of companies.” Source: RevenueBase Database · checked Sep 28, 2026
15	Shinryo Suvidha Engineers India Pvt. LTD	Indirect evidence	Noida, IndiaHQ checked Sep 28, 2026	501-1,000	280 contacts →
	Indirect evidence “We wish to inform you that the name of Suvidha Engineers India Pvt Ltd, has been changed to Shinryo Suvidha Engineers India Pvt Ltd.” Source: RevenueBase Database · checked Sep 28, 2026
16	VAE Group	Partial evidence	Darra, AustraliaHQ checked Sep 28, 2026	201-500	271 contacts →
	Partial evidence “VAE engineers, constructs and manages Smarter HVAC Solutions.” Source: RevenueBase Database · checked Sep 28, 2026
17	Arclima Engenharia	Partial evidence	Cabo De Santo Agostinho, BrazilHQ checked Sep 28, 2026	201-500	265 contacts →
	Partial evidence “A Arclima Engenharia é uma empresa brasileira especializada em Climatização, Refrigeração e Eficiência Energética (HVAC), com atuação em todo o território nacional.” Source: RevenueBase Database · checked Sep 28, 2026
18	Daikin Dala	Partial evidence	Miami, FL, United StatesHQ checked Sep 28, 2026	10001+	240 contacts →
	Partial evidence “Daikin is a multinational and leading provider of HVAC (Heating, Ventilation, Air Conditioning and Refrigeration) solutions.” Source: RevenueBase Database · checked Sep 28, 2026
19	Tolin Mechanical Systems	Partial evidence	Denver, CO, United StatesHQ checked Sep 28, 2026	201-500	220 contacts →
	Partial evidence “Tolin Mechanical is a Leading Energy & Commercial HVAC Services Company.” Source: RevenueBase Database · checked Sep 28, 2026
20	Ellis AIR Conditioning	Indirect evidence	Moorabbin Airport, AustraliaHQ checked Sep 28, 2026	201-500	217 contacts →
	Indirect evidence “Established in 1964, Ellis Air Conditioning has a long history of successfully completing mechanical services projects and preventative maintenance programs for many various…” Source: RevenueBase Database · checked Sep 28, 2026
21	Airtron Heating & AIR Conditioning	Partial evidence	Columbus, OH, United StatesHQ checked Sep 28, 2026	1,001-5,000	214 contacts →
	Partial evidence “Airtron has developed itself into one of the leading heating, ventilation, and air conditioning (HVAC) providers.” Source: RevenueBase Database · checked Sep 28, 2026
22	Energy Air, INC	Indirect evidence	Orlando, FL, United StatesHQ checked Sep 28, 2026	201-500	213 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 28, 2026
23	Gardiner	Indirect evidence	Solon, OH, United StatesHQ checked Sep 28, 2026	201-500	205 contacts →
	Indirect evidence “At Gardiner, we've gotten used to clients being shocked by everything we can do to improve a building.” Source: RevenueBase Database · checked Sep 28, 2026
24	Temperature Equipment Corporation	Indirect evidence	Lansing, IL, United StatesHQ checked Sep 28, 2026	201-500	198 contacts →
	Indirect evidence “Temperature Equipment Corporation (TEC), a WATSCO (WSO) Company and joint venture with Carrier Corporation (CARR), is one of the United States top distributors of Carrier…” Source: RevenueBase Database · checked Sep 28, 2026
25	Isaac Heating And AIR Conditioning	Indirect evidence	Rochester, NY, United StatesHQ checked Sep 28, 2026	501-1,000	196 contacts →
	Indirect evidence “Isaac Heating and Air Conditioning has been family-owned and operated in Rochester since 1945.” Source: RevenueBase Database · checked Sep 28, 2026

RevenueBase Smart Search

RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: hvac technician recruitment companies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.

Strong evidence: The company's own public description of its business names hvac technician recruitment companies.
Partial evidence: Its own public description names part of hvac technician recruitment companies, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name hvac technician recruitment companies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.

RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.

Showing 25 of 9,392 hvac technician recruitment companies worldwide

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 19,551 reachable decision-makers.

Free signup · no credit card

View the full list →

Hvac technician recruitment companies worldwide at a glance

As of Sep 28, 2026

26.4%Verified-email coverage

7.9Average contacts per company

11-50Median size (employees)

0.8%Largest-city concentration · Houston

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

4,413

11-50

3,542

51-200

1,045

201-500

203

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

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among hvac technician recruitment companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
Coverage: Every country. Country and city lists for hvac technician recruitment companies are linked below.
What qualifies: Companies worldwide whose own description of what they do matches “hvac technician recruitment companies”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search: RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names hvac technician recruitment companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude: Companies whose own description does not clearly place them among hvac technician recruitment companies, and records with no verified work email.
Match quality: In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 19,551 across the full list. 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.
Corrections: Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Hvac technician recruitment companies by location

29 lists · largest first

Every Hvac technician recruitment companies 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 Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names hvac technician recruitment companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many hvac technician recruitment companies are there worldwide?

RevenueBase identified 9,392 hvac technician recruitment companies worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Ventec S.A, headquartered in Worldwide, tops this list with the largest team on record.

Which country has the most hvac technician recruitment companies?

The United States leads with 5,300 companies, followed by Canada (564) and India (345). Every hvac technician recruitment companies list by country and city is linked on this page.

Which city has the most hvac technician recruitment companies?

Houston leads with 78 headquartered companies, followed by New York (72) and Dubai (53).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 19,551 verified decision-maker contacts tracked across these 9,392 companies.

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.

Ready to reach these companies? Verified emails and direct dials for all 9,392 hvac technician recruitment companies worldwide. Start with a free account, no credit card.

Download this list →

Related lists

Browse the directory

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 Smart Search, 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.