Company lists · Data refreshed September 2026

Top 25 Industrial heat providers based in Türkiye

RevenueBase identified 256 industrial heat providers headquartered in Türkiye as of September 2026 and tracks 3,370 professional contacts across them, including 726 with verified work emails. Istanbul is the largest hub.

This list covers industrial heat providers headquartered in Türkiye, 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 17, 2026.

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 17, 2026 86% judged on-target in blind review
256Companies
3,370Contacts tracked
726Verified emails
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The 25 largest industrial heat providers based in Türkiye

Ranked by team size
Top 25 of 256 industrial heat providers based in Türkiye, ranked by team size, largest first. Data refreshed Sep 17, 2026. RevenueBase Smart Search rates how each company's information relates to industrial heat providers: 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.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceİstanbul, TürkiyeHQ checked Sep 17, 2026501-1,000439 contacts →

Indirect evidence

“1969 yılında faaliyetlerine başlayan ve 2013 yılı itibarıyla iklimlendirme sektöründe Avrupa’nın ilk üç şirketi arasında yer alan BDR Thermea Group bünyesine katılan Baymak…”

Source: RevenueBase Database · checked Sep 17, 2026
2Indirect evidenceİstanbul, TürkiyeHQ checked Sep 17, 20261,001-5,000365 contacts →

Indirect evidence

“Vaillant Group, ısıtma ve havalandırma teknolojisi alanlarında uluslararası pazarlarda lider bir kuruluştur.”

Source: RevenueBase Database · checked Sep 17, 2026
3Indirect evidenceMalatya, TürkiyeHQ checked Sep 17, 2026501-1,000215 contacts →

Indirect evidence

“Mimsan Grup; Yakma ve Enerji Sistemleri Üreten 41 Yıllık Bir Deneyime Sahip Endüstri Firmasıdır.”

Source: RevenueBase Database · checked Sep 17, 2026
4Indirect evidenceEsentepe, TürkiyeHQ checked Sep 17, 2026201-500151 contacts →

Indirect evidence

“Elginkan Topluluğu şirketleri arasında yer alan Emas Makina Sanayi A.Ş, 30 yılı aşkın süredir E.C.A.”

Source: RevenueBase Database · checked Sep 17, 2026
5Indirect evidenceBursa, TürkiyeHQ checked Sep 17, 2026201-500142 contacts →

Indirect evidence

“1996 senesinde bir Beyçelik Holding iştiraki olarak kurulan Warmhaus, iklimlendirme alanındaki 20 yılı aşkın tecrübesi ile panel radyatör, kombi, şofben ve duvar tipi yoğuşmalı…”

Source: RevenueBase Database · checked Sep 17, 2026
6Indirect evidenceKartal, TürkiyeHQ checked Sep 17, 202651-20093 contacts →

Indirect evidence

“About Us From 1967 to the future Termo Isı Sistemleri Ticaret ve Sanayi A.S.”

Source: RevenueBase Database · checked Sep 17, 2026
7Indirect evidenceİstanbul, TürkiyeHQ checked Sep 17, 2026501-1,00080 contacts →

Indirect evidence

“1966 yılında İstanbul’da kurulan Termo Teknik, radyatör üreticisi olarak ısıtma sektörüne giriş yapmıştır.”

Source: RevenueBase Database · checked Sep 17, 2026
8Indirect evidenceIstanbul, TürkiyeHQ checked Sep 17, 2026201-50065 contacts →

Indirect evidence

“1966 yılında Isı sektöründe faaliyetlerine başlayan ERENSAN gerçekleştirdiği yatırımlar ve sunduğu ilklerle, Türkiye ‘de endüstriyel ve ticari kazan üretimine öncülük etmiştir.”

Source: RevenueBase Database · checked Sep 17, 2026
9Indirect evidenceİstanbul, TürkiyeHQ checked Sep 17, 202651-20056 contacts →

Indirect evidence

“Cenk Co.”

Source: RevenueBase Database · checked Sep 17, 2026
10Indirect evidenceAhi Evran Osb, TürkiyeHQ checked Sep 17, 202651-20056 contacts →

Indirect evidence

“Kodsan entered the heating sector with solid fuel boiler production when Mehmet Namık Kodaman founded the company in 1984, Ankara.”

Source: RevenueBase Database · checked Sep 17, 2026
11Indirect evidenceAnkara, TürkiyeHQ checked Sep 17, 2026201-50054 contacts →

Indirect evidence

“WENTA provides high technology solutions in the heating industry with its experienced engineers and employees.”

Source: RevenueBase Database · checked Sep 17, 2026
12Partial evidenceİstanbul, TürkiyeHQ checked Sep 17, 202651-20048 contacts →

Partial evidence

“TANPERA is a dynamic company operating in the area of heat transfer, thermal storage and heat energy systems.”

Source: RevenueBase Database · checked Sep 17, 2026
13Indirect evidenceKocaeli, TürkiyeHQ checked Sep 17, 202651-20030 contacts →

Indirect evidence

“Isıtma sektöründe hizmet edebilmek üzere, 1991 yılının ilk çeyreğinde Amerikan Roberts-Gordon Inc.”

Source: RevenueBase Database · checked Sep 17, 2026
14Partial evidenceAnkara, TürkiyeHQ checked Sep 17, 202611-5023 contacts →

Partial evidence

“Frekans Group Energy Services offers a wide range of highly engineered products and services in the area of heating technology, specifically Kozanlar heat interface units (HIU)…”

Source: RevenueBase Database · checked Sep 17, 2026
15Indirect evidenceManisa, TürkiyeHQ checked Sep 17, 202651-20020 contacts →

Indirect evidence

“KOZLUSAN HEATING SYSTEMS were founded in 1978 by Salih KOZLU in Manisa-Turkey, and it started its activities with the production of farm machinery.”

Source: RevenueBase Database · checked Sep 17, 2026
16Indirect evidenceSandıklı, TürkiyeHQ checked Sep 17, 202651-20019 contacts →

Indirect evidence

“High comfort HIU has individual temperature setting for hot water.”

Source: RevenueBase Database · checked Sep 17, 2026
17Partial evidenceEfeler, TürkiyeHQ checked Sep 17, 202611-5018 contacts →

Partial evidence

“Since we have been developing high-efficiency and reliable industrial boiler systems for manufacturing plants.”

Source: RevenueBase Database · checked Sep 17, 2026
18Indirect evidenceIstanbul, TürkiyeHQ checked Sep 17, 202651-20017 contacts →

Indirect evidence

“Brox was established in 1991 and started its first production with Natural Gas Liquid Fuel Burners.”

Source: RevenueBase Database · checked Sep 17, 2026
19Indirect evidenceBeyoglu, TürkiyeHQ checked Sep 17, 202651-20016 contacts →

Indirect evidence

“Sıvı ve Gaz Brülör parçaları, Klima Santrali ve Bina Otomasyon ürünleri, Fabrika Teknik Malzemeleri, Kombi Parçaları, Endüstriyel Otomasyon Ürünleri, Yerden Isıtma Sistemleri”

Source: RevenueBase Database · checked Sep 17, 2026
20Indirect evidenceİstanbul, TürkiyeHQ checked Sep 17, 202611-5013 contacts →

Indirect evidence

“DAF Management Systems and Energy Inc.”

Source: RevenueBase Database · checked Sep 17, 2026
21Indirect evidenceBornova, TürkiyeHQ checked Sep 17, 202611-5012 contacts →

Indirect evidence

“Since 2008, we have been with you with our PAL engineering group companies in the fields of energy efficiency increase projects, efficiency-increasing engineering projects in…”

Source: RevenueBase Database · checked Sep 17, 2026
22Indirect evidenceAtasehir, TürkiyeHQ checked Sep 17, 202651-2009 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 17, 2026
23Indirect evidenceIstanbul, TürkiyeHQ checked Sep 17, 202611-508 contacts →

Indirect evidence

“2021 yılında kurulan firmamız, kurucumuz Erdal ŞAHİN’in 25 yılı aşkın sektör tecrübesiyle İstanbul ve Kocaeli’ndeki birimleri üzerinden faaliyet göstermektedir.”

Source: RevenueBase Database · checked Sep 17, 2026
24Indirect evidenceAnkara, TürkiyeHQ checked Sep 17, 202611-507 contacts →

Indirect evidence

“Isıtıcı sektöründe 40 yılı geçen tecrübemiz ile mühendislik, üretim, mümesillik, satış, pazarlama, yeni ürün geliştirme ve tasarım alanlarında sürekli ileriyi hedefliyoruz.”

Source: RevenueBase Database · checked Sep 17, 2026
25Indirect evidenceDilovası, TürkiyeHQ checked Sep 17, 202651-2006 contacts →

Indirect evidence

“1996 yılında kurulan şirketimiz, geçen zaman içerisinde Türkiye'nin en önemli tank ve kazan imalat şirketlerinden birine dönüşmüştür.”

Source: RevenueBase Database · checked Sep 17, 2026

Showing 25 of 256 industrial heat providers based in Türkiye

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Industrial heat providers based in Türkiye at a glance

As of Sep 17, 2026
21.5%Verified-email coverage
13.2Average contacts per company
11-50Median size (employees)
19.5%Largest-city concentration · Istanbul
Sep 17, 2026Page data refreshed

Companies by employee count

1-10
98
11-50
88
51-200
48
201-500
11
501-1,000
4
1,001-5,000
5

Email recency for this list is measured worldwide rather than for Türkiye, so it is reported there. Company counts and contact totals on this page are exact for Türkiye, over 256 companies.

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 industrial heat providers, 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.
What qualifies
Companies headquartered in Türkiye whose own description of what they do matches “industrial heat providers”. 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 industrial heat providers), 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 industrial heat providers, and records with no verified work email. Companies headquartered outside Türkiye are excluded even when they keep an office there.
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, 726 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 17, 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.

Industrial heat providers by metro

  • Industrial heat providers in Istanbul50

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 industrial heat providers, 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 industrial heat providers are there based in Türkiye?

RevenueBase identified 256 industrial heat providers headquartered in Türkiye 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?

Baymak BDR Thermea Group, headquartered in Istanbul, tops this list with the largest team on record.

Which city has the most industrial heat providers?

Istanbul leads with 50 headquartered companies, followed by Ankara (20) and Bursa (15).

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 726 verified decision-maker contacts tracked across these 256 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 17, 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 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.