Company lists · Data refreshed September 2026

Top 22 Hvac engineering firms based in Tulsa, United States

Name: Hvac engineering firms based in Tulsa, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 16, 2026 35 companies tracked

RevenueBase identified 35 company matches for hvac engineering firms associated with Tulsa, United States as of September 2026 and tracks 1,518 professional contacts across them, including 759 with verified work emails. Across the United States, Houston is the largest hub for this category (203 companies); Tulsa has 35.

This list covers company matches for hvac engineering firms associated with Tulsa, 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 September 16, 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 Sep 16, 2026 How this list was built

35Companies

1,518Contacts tracked

759Verified emails

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The 22 largest hvac engineering firms based in Tulsa, United States

Ranked by team size

Top 22 of 35 company matches for hvac engineering firms based in Tulsa, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 16, 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	Aaon, INC	Exact match	Tulsa, OK, United StatesHQ recorded Sep 16, 2026	1,001-5,000	1,208 contacts →
	Exact match “Driving the industry forward through the design, manufacturing, and rigorous testing of premium HVAC equipment.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
2	Mcintosh Corporation	Exact match	Tulsa, OK, United StatesHQ recorded Sep 16, 2026	201-500	75 contacts →
	Exact match “McIntosh Corporation is one of the most prominent, successful, and financially sound contractors in the region.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
3	Oklahoma Chiller Corporation	Exact match	Tulsa, OK, United StatesHQ recorded Sep 16, 2026	51-200	54 contacts →
	Exact match “Oklahoma Chiller is a leader in innovation for commercial and industrial HVAC solutions - we're so much more than just chillers.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
4	Omni Mechanical Services LLC	Exact match	Tulsa, OK, United StatesHQ recorded Sep 16, 2026	51-200	29 contacts →
	Exact match “OMNI MECHANICAL SERVICES LLC is a company based out of Tulsa, Oklahoma, United States.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
5	Allied Engineering Group, LLC	Exact match	Tulsa, OK, United StatesHQ recorded Sep 16, 2026	11-50	24 contacts →
	Exact match “Allied Engineering Group, LLC is a multi-discipline professional services firm located in Tulsa, OK.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
6	Filtrex Service Group	Exact match	Tulsa, OK, United StatesHQ recorded Sep 16, 2026	11-50	17 contacts →
	Exact match “In 2012, Filtrex began the transition from a coil cleaning and filter replacement company, into a self-performing national mechanical contractor, focusing on HVAC/R preventive…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
7	EDA FKI Engineering PC	Exact match	Tulsa, OK, United StatesHQ recorded Sep 16, 2026	11-50	16 contacts →
	Exact match “EDA+FKI Engineers has provided comprehensive mechanical, electrical and plumbing engineering services throughout Oklahoma and the surrounding regions since 1954.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
8	Green Acorn LLC	Exact match	Tulsa, OK, United StatesHQ recorded Sep 16, 2026	1-10	8 contacts →
	Exact match “Green Acorn provides Mechanical, Electrical and Plumbing Engineering services for Architects, Contractors and Building Owners.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
9	Donohue Commercial Service	Exact match	Tulsa, OK, United StatesHQ recorded Sep 16, 2026	11-50	8 contacts →
	Exact match “Donohue provides a full range of HVAC mechanical services to the commercial and industrial sectors.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
10	Asap Heating And AIR INC	Exact match	Tulsa, OK, United StatesHQ recorded Sep 16, 2026	51-200	7 contacts →
	Exact match “ASAP Heating and Air was started more than 15 years ago with the idea that customers deserve an honest and reliable company they can call for all their heat and air needs.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
11	Phillips Gomez, INC	Exact match	Tulsa, OK, United StatesHQ recorded Sep 16, 2026	11-50	6 contacts →
	Exact match “Phillips+Gomez provides professional mechanical and electrical consulting engineering services with emphasis and expertise on energy efficiency, sustainability, and LEED®…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
12	American Home Pros	Exact match	Tulsa, OK, United StatesHQ recorded Sep 16, 2026	11-50	6 contacts →
	Exact match “American Home Pros is a locally owned HVAC and plumbing company serving homeowners across the Tulsa metro area.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
13	Allied Refrigeration Of Tulsa	Exact match	Tulsa, OK, United StatesHQ recorded Sep 16, 2026	1-10	4 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
14	York Plumbing And Mechanical	Exact match	Tulsa, OK, United StatesHQ recorded Sep 16, 2026	1-10	4 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
15	KMS Heating & Cooling	Exact match	Tulsa, OK, United StatesHQ recorded Sep 16, 2026	51-200	4 contacts →
	Exact match “KMS is a locally owned and operated premium service commercial and residential mechanical contracting firm handling every side of the HVAC process.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
16	True Blue Heating & Cooling	Exact match	Tulsa, OK, United StatesHQ recorded Sep 16, 2026	11-50	4 contacts →
	Exact match “Whether you’re looking for an air conditioning or heating system for a new home, a replacement system for a malfunctioning or damaged unit, or simply looking to upgrade, True Blue…” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
17	Robison AIR INC	Exact match	Tulsa, OK, United StatesHQ recorded Sep 16, 2026	11-50	4 contacts →
	Exact match “Robison Air has been serving the Tulsa, Oklahoma and the surrounding areas for more than 58 years with quality heating and air conditioing sales and service.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
18	R & R Engineering Co. INC	Exact match	Tulsa, OK, United StatesHQ recorded Sep 16, 2026	11-50	3 contacts →
	Exact match “Since 1968, R&R has served the air cooled heat exchanger needs of Chemical, Petrochemical, and Natural Gas Transmission Industries.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
19	Tulsa AIR Specialists INC	Exact match	Tulsa, OK, United StatesHQ recorded Sep 16, 2026	1-10	3 contacts →
	Exact match “Tulsa Air Specialists, Inc.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
20	AIR Masters INC	Exact match	Tulsa, OK, United StatesHQ recorded Sep 16, 2026	11-50	2 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
21	Superior AIR Services	Exact match	Tulsa, OK, United StatesHQ recorded Sep 16, 2026	1-10	2 contacts →
	Exact match “Superior Air Services provides top-notch air conditioning and heating services to residential and commercial structures in the greater Tulsa, Oklahoma area.” Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
22	Dobias Professional Engineering, Pllc	Exact match	Tulsa, OK, United StatesHQ recorded Sep 16, 2026	1-10	1 contacts →
	Exact match “At DPE, we approach each project not only from an engineering perspective but also as advocates for building owners and clients.” Recorded in the RevenueBase company graph · Sep 16, 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 engineering firms”. 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 22 of 35 hvac engineering firms based in Tulsa, United States

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Hvac engineering firms based in Tulsa, United States at a glance

As of Sep 16, 2026

50.0%Verified-email coverage

43.4Average contacts per company

11-50Median size (employees)

Sep 16, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

1,001-5,000

Email recency for this list is measured across the whole United States list rather than for Tulsa, so it is reported there. Company counts and contact totals on this page are exact for Tulsa, over 35 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 Tulsa, United States whose business descriptions match “hvac engineering firms” 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 759 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 16, 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 engineering firms by metro in the United States

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 engineering firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many hvac engineering firms are there based in Tulsa, United States?

RevenueBase identified 35 company matches for hvac engineering firms associated with Tulsa, United States 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?

Aaon, INC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city in the United States has the most hvac engineering firms?

Houston leads the United States with 203 company records, followed by New York (199) and San Antonio (95). Tulsa has 35.

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 759 professional contacts with verified work emails tracked across these 35 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 16, 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.