Company lists · Data refreshed November 2026

Top 25 Hvac software development companies based in the United States

Name: Hvac software development companies based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 5, 2026 5,682 companies tracked

RevenueBase identified 5,682 company matches for hvac software development companies associated with the United States as of November 2026 and tracks 82,271 professional contacts across them, including 30,125 with verified work emails. Houston is the largest hub.

This list covers company matches for hvac software development companies associated with the United States, 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.

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

5,682Companies

82,271Contacts tracked

30,125Verified emails

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The 25 largest hvac software development companies based in the United States

Ranked by team size

Top 25 of 5,682 company matches for hvac software development companies based in the United States, 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	Daikin Applied Americas	Exact match	Minneapolis, MN, United StatesHQ recorded Nov 5, 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 5, 2026 · View company records in RevenueBase
2	Goodman AIR Conditioning & Heating	Exact match	Waller, TX, United StatesHQ recorded Nov 5, 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 5, 2026 · View company records in RevenueBase
3	Housecall PRO	Exact match	Denver, CO, United StatesHQ recorded Nov 5, 2026	1,001-5,000	1,436 contacts →
	Exact match “Housecall Pro was founded in 2013 with one mission: to help home service professionals succeed.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4	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
5	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
6	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
7	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
8	Apex Service Partners	Exact match	Dallas, TX, United StatesHQ recorded Nov 5, 2026	10001+	664 contacts →
	Exact match “Apex Service Partners is a HVAC, plumbing and electrical services group whose goal is to partner with world-class service providers to build an industry leading national platform.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9	Texas Airsystems	Exact match	Irving, TX, United StatesHQ recorded Nov 5, 2026	201-500	583 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 · Nov 5, 2026 · View company records in RevenueBase
10	ONE Hour Heating & AIR Conditioning	Exact match	Phoenix, AZ, United StatesHQ recorded Nov 5, 2026	1,001-5,000	573 contacts →
	Exact match “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.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11	Paradigm	Exact match	Middleton, WI, United StatesHQ recorded Nov 5, 2026	501-1,000	571 contacts →
	Exact match “Paradigm is a technology company providing SaaS solutions specifically tailored for the building industry.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12	Long Building Technologies	Exact match	Littleton, UT, United StatesHQ recorded Nov 5, 2026	501-1,000	496 contacts →
	Exact match “Since 1965, LONG has been in the business of building performance; making them automated, efficient, green, and safe.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13	Hoffman & Hoffman, INC	Exact match	Greensboro, TN, United StatesHQ recorded Nov 5, 2026	1,001-5,000	469 contacts →
	Exact match “Since 1947, Hoffman & Hoffman, Inc.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14	John W. Danforth Company	Exact match	Tonawanda, NY, United StatesHQ recorded Nov 5, 2026	501-1,000	420 contacts →
	Exact match “We are powered by the best people in the industry.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15	Xnrgy Climate Systems	Exact match	Mesa, AZ, United StatesHQ recorded Nov 5, 2026	501-1,000	397 contacts →
	Exact match “Shaping the Future of Sustainable Climate Control At XNRGY Climate Systems, we are on a mission to revolutionize climate control with a focus on sustainability and innovation.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16	Servicemax, A PTC Technology	Exact match	Pleasanton, CA, United StatesHQ recorded Nov 5, 2026	501-1,000	392 contacts →
	Exact match “ServiceMax, a PTC technology, is on a mission to help customers keep the world running with asset-centric field service management software.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17	AIR Systems, INC	Exact match	San Jose, CA, United StatesHQ recorded Nov 5, 2026	201-500	364 contacts →
	Exact match “Whether building quality work environments, valuable relationships or community ties, Air Systems never cuts corners.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18	Brady Services	Exact match	Greensboro, NC, United StatesHQ recorded Nov 5, 2026	501-1,000	358 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 · Nov 5, 2026 · View company records in RevenueBase
19	Havtech	Exact match	Columbia, VA, United StatesHQ recorded Nov 5, 2026	201-500	351 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 · Nov 5, 2026 · View company records in RevenueBase
20	United Mechanical	Exact match	San Jose, CA, United StatesHQ recorded Nov 5, 2026	201-500	350 contacts →
	Exact match “United Mechanical specializes in HVAC and Plumbing systems design, construction, retrofit, repair, and 24/7 emergency service for commercial and industrial properties throughout…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21	Contractor	Exact match	Orlando, FL, United StatesHQ recorded Nov 5, 2026	n/a	343 contacts →
	Exact match “At Contractor+, we are dedicated to empowering field service contractors by streamlining operations, enhancing client relationships, and driving business growth.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22	Boland	Exact match	Gaithersburg, MD, United StatesHQ recorded Nov 5, 2026	201-500	333 contacts →
	Exact match “Boland is the leading commercial HVAC systems, services, and building energy solutions provider in the DC metro area.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23	Goettl AIR Conditioning & Plumbing	Exact match	Las Vegas, NV, United StatesHQ recorded Nov 5, 2026	501-1,000	329 contacts →
	Exact match “At Goettl, our mission is to "Goettlize the Nation" by setting the industry standard in HVAC and plumbing services.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24	Dynaten Corporation	Exact match	Fort Worth, TX, United StatesHQ recorded Nov 5, 2026	201-500	319 contacts →
	Exact match “DynaTen leads the DFW Metroplex in engineering, design, technology, controls, service maintenance, and mechanical contracting.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25	Tech24	Exact match	Greenville, SC, United StatesHQ recorded Nov 5, 2026	501-1,000	302 contacts →
	Exact match “Tech 24 is the service industry leader, providing fast, complete, multi-regional repair and preventive plan solutions for commercial refrigeration, cooking, beverage and HVAC…” 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 “hvac software development companies”. 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 5,682 hvac software development companies based in the United States

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Hvac software development companies based in the United States at a glance

As of Nov 5, 2026

36.6%Verified-email coverage

14.5Average contacts per company

11-50Median size (employees)

1.6%Largest-city concentration · Houston

Nov 5, 2026Page data refreshed

Companies by employee count

1-10

2,466

11-50

2,249

51-200

687

201-500

127

501-1,000

1,001-5,000

5,001-10,000

10001+

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 5,682 companies.

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.
What qualifies: Company records associated with the United States whose business descriptions match “hvac software development companies” 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 30,125 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.

Hvac software development companies by metro

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 software development companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many hvac software development companies are there based in the United States?

RevenueBase identified 5,682 company matches for hvac software development companies associated with the United States 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?

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

Which city has the most hvac software development companies?

Houston leads with 89 company records, followed by New York (86) and Dallas (46).

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 30,125 professional contacts with verified work emails tracked across these 5,682 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.