Company lists · Data refreshed October 2026

Top 17 Industrial process heating companies based in Tulsa, United States

RevenueBase identified 28 company matches for industrial process heating companies associated with Tulsa, United States as of October 2026 and tracks 3,480 professional contacts across them, including 1,304 with verified work emails. Across the United States, Houston is the largest hub for this category (28 companies); Tulsa follows with 28.

This list covers company matches for industrial process heating companies 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 October 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 Oct 16, 2026 How this list was built
28Companies
3,480Contacts tracked
1,304Verified emails
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The 17 largest industrial process heating companies based in Tulsa, United States

Ranked by team size
Top 17 of 28 company matches for industrial process heating companies based in Tulsa, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchTulsa, OK, United StatesHQ recorded Oct 16, 20261,001-5,0001,315 contacts →

Exact match

“Driving the industry forward through the design, manufacturing, and rigorous testing of premium HVAC equipment.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
2Exact matchTulsa, OK, United StatesHQ recorded Oct 16, 20261,001-5,000921 contacts →

Exact match

“Since 1979, Zeeco is the trusted worldwide source for the design and manufacturing of combustion and environmental solutions for the refining, petrochemical, production, power and…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
3Exact matchTulsa, OK, United StatesHQ recorded Oct 16, 202651-20052 contacts →

Exact match

“Welcome to HSI HSI is a fully integrated single source manufacturer of vessels and refractory lined equipment for the oil refining, chemical process, power generation and…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
4Exact matchTulsa, OK, United StatesHQ recorded Oct 16, 202651-20033 contacts →

Exact match

“TEK-FINS is the leading engineering design & manufacturer of the largest air cooled heat exchangers to ship assembled in North America & Canada today.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
5Exact matchTulsa, OK, United StatesHQ recorded Oct 16, 202611-5028 contacts →

Exact match

“XRG Technologies is an engineering and procurement company specializing in fired equipment for the refining, petrochemical and power markets.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
6Exact matchTulsa, OK, United StatesHQ recorded Oct 16, 202611-5027 contacts →

Exact match

“OnQuest provides global fired heater engineering, API 530 and API 560 heater design, syngas reformers, waste heat recovery units, SCR systems, and heater revamp solutions for the…”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
7Exact matchTulsa, OK, United StatesHQ recorded Oct 16, 2026201-50027 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
8Exact matchTulsa, OK, United StatesHQ recorded Oct 16, 202611-5026 contacts →

Exact match

“Tulsa Heaters Midstream is a reliable, flexible heater and combustion company that specializes in the midstream Gas Processing industry.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
9Exact matchTulsa, OK, United StatesHQ recorded Oct 16, 202651-20026 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
10Exact matchTulsa, OK, United StatesHQ recorded Oct 16, 202611-5024 contacts →

Exact match

“Tulsa Heaters, Inc.(THI) is a private Engineering firm located in Tulsa, OK, celebrating 35 years of service to the global oil & gas industry.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
11Exact matchTulsa, OK, United StatesHQ recorded Oct 16, 202611-5019 contacts →

Exact match

“Manufacturer's Rep & Distributor Specializing in Fluid Handling & Heat Transfer with Mechanical Equipment for HVAC, Process & Industry.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
12Exact matchTulsa, OK, United StatesHQ recorded Oct 16, 202651-20014 contacts →

Exact match

“Rosa Operating LLC acquired the assets of Fintube LLC in March 2018.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
13Exact matchTulsa, OK, United StatesHQ recorded Oct 16, 202651-20013 contacts →

Exact match

“BORN INC is WORLDWIDE supplier of DIRECT FIRED HEATERS based out of TULSA, Oklahoma, United States.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
14Exact matchTulsa, OK, United StatesHQ recorded Oct 16, 202611-5011 contacts →

Exact match

“Technotherm LLC, a family-owned business established in 1972, specializes in custom waste heat recovery equipment.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
15Exact matchTulsa, OK, United StatesHQ recorded Oct 16, 202651-2009 contacts →

Exact match

“The G.C.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
16Exact matchTulsa, OK, United StatesHQ recorded Oct 16, 20261-104 contacts →

Exact match

“Files and Associates continues to provide customers with quality equipment and service for their oil & natural gas process and compression applications.”

Recorded in the RevenueBase company graph · Oct 16, 2026 · View company records in RevenueBase
17Exact matchTulsa, OK, United StatesHQ recorded Oct 16, 202611-503 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 · Oct 16, 2026 · View company records in RevenueBase

Showing 17 of 28 industrial process heating companies based in Tulsa, United States

See the full list, filter by size, metro and specialty, and access 1,304 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Industrial process heating companies based in Tulsa, United States at a glance

As of Oct 16, 2026
37.5%Verified-email coverage
124.3Average contacts per company
51-200Median size (employees)
Oct 16, 2026Page data refreshed

Companies by employee count

1-10
4
11-50
8
51-200
10
201-500
2
1,001-5,000
4

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 28 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 “industrial process heating 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 1,304 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 October 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.

Industrial process heating companies 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 “industrial process heating companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many industrial process heating companies are there based in Tulsa, United States?

RevenueBase identified 28 company matches for industrial process heating companies associated with Tulsa, United States as of October 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 industrial process heating companies?

Houston leads the United States with 28 company records, followed by Tulsa (28) and Warren (11).

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 1,304 professional contacts with verified work emails tracked across these 28 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 October 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.