Company lists · Data refreshed November 2026

Top 25 Oilfield structural steel fabricators based in Türkiye

Name: Oilfield structural steel fabricators based in Türkiye
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 4, 2026 212 companies tracked

RevenueBase identified 212 company matches for oilfield structural steel fabricators associated with Türkiye as of November 2026 and tracks 2,904 professional contacts across them, including 285 with verified work emails. Istanbul is the largest hub.

This list covers company matches for oilfield structural steel fabricators associated with Türkiye, 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 4, 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 4, 2026 How this list was built

212Companies

2,904Contacts tracked

285Verified emails

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The 25 largest oilfield structural steel fabricators based in Türkiye

Ranked by team size

Top 25 of 212 company matches for oilfield structural steel fabricators based in Türkiye, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 4, 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	Deha Tech Makina SAN VE TIC A.S	Exact match	Istanbul, TürkiyeHQ recorded Nov 4, 2026	1,001-5,000	257 contacts →
	Exact match “Welcome to DEHA TECH Engineering & Contracting Group We provide engineering and contracting services all around the world with our experienced team.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
2	Yilgenci̇ TR	Exact match	Sakarya, TürkiyeHQ recorded Nov 4, 2026	201-500	123 contacts →
	Exact match “We specialise in steel trading and custom-welded fabrication of chassis, frames, and components for rail systems, trailers, construction equipment, and more.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
3	Gulermak Steel Construction Ind. & Trade Co. INC	Exact match	Izmir, TürkiyeHQ recorded Nov 4, 2026	501-1,000	92 contacts →
	Exact match “GULERMAK Steel Construction Ind.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
4	Stadia Engineering	Exact match	Çankaya, TürkiyeHQ recorded Nov 4, 2026	51-200	91 contacts →
	Exact match “Stadia Engineering and Consultancy was established in 2018.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
5	Gürgenler Bending & Forging	Exact match	Ankara, TürkiyeHQ recorded Nov 4, 2026	201-500	82 contacts →
	Exact match “Bending & Forging” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
6	MOD Endüstriyel Servisler	Exact match	İstanbul, TürkiyeHQ recorded Nov 4, 2026	201-500	62 contacts →
	Exact match “Mod Endüstriyel Servisler, 2013 yılından bu yana enerji, petrokimya, rafineri, çimento, madencilik, tersane ve endüstriyel üretim tesislerine entegre servis çözümleri sunmaktadır.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
7	Efor Industrial Plants Erection, Manufacturing & Construction INC	Exact match	Ankara, TürkiyeHQ recorded Nov 4, 2026	501-1,000	61 contacts →
	Exact match “EFOR Ltd was established in 1998 in Ankara, Turkey as a foreign trade company specializing on materials and equipment utilized in power plants.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
8	Gunak Heavy Industries	Exact match	Istanbul, TürkiyeHQ recorded Nov 4, 2026	201-500	53 contacts →
	Exact match “Günak is a fabricator and contractor company, specialized in the fabrication and erection of the process equipments that are used in industrial plants.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
9	Çelikerler Çelik Konstrüksiyon İnşaat San. Tic. Ltd. ŞTI	Exact match	Merkez, TürkiyeHQ recorded Nov 4, 2026	51-200	51 contacts →
	Exact match “Bartın Kumluca’da 1844 yılında sıcak demircilik ile iş hayatına başlayan Çelikerler, 2003 yılında şirketleşerek ÇELİKERLER LTD.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
10	Rönesans Çelik	Exact match	Ankara, TürkiyeHQ recorded Nov 4, 2026	201-500	45 contacts →
	Exact match “Rönesans Steel Construction Industry & Trade Inc.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
11	Kuark Endüstri A.Ş	Exact match	Izmir, TürkiyeHQ recorded Nov 4, 2026	201-500	37 contacts →
	Exact match “Having expertise on Industrial construction, mainly in Oil & Gas Industry.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
12	Monosteel	Exact match	Sakarya, TürkiyeHQ recorded Nov 4, 2026	51-200	33 contacts →
	Exact match “Mono Steel is a Turkish manufacturing and construction company established in 2012.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
13	Erki̇n Çeli̇k Konstrüksi̇yon	Exact match	Pelitli, TürkiyeHQ recorded Nov 4, 2026	51-200	30 contacts →
	Exact match “Erkin Çelik Konstrüksiyon, yapısal çelik imalatı ve montajında mühendislik disiplini, kalite anlayışı ve güçlü üretim altyapısıyla yurt içi ve yurt dışı projelere hizmet…” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
14	Pesscon Makina Mühendislik Metal İnşaat Sanayi VE Ticaret A.Ş	Exact match	Bayrakli, TürkiyeHQ recorded Nov 4, 2026	51-200	14 contacts →
	Exact match “yılından bu yana Petrol, Gaz, Enerji ve Madencilik sektörlerinde; Çelik Ekipman, tank İmalat, Montaj, Proje Yönetimi ve Kalite Kontrol konularında, yurtiçinde ve yurtdışında…” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
15	EMA Enerji A.Ş	Exact match	İzmi̇r, TürkiyeHQ recorded Nov 4, 2026	11-50	14 contacts →
	Exact match “Kuruluş tarihi, 1993 EMA; Türkiye ve yurt dışında giderek büyüyen; sanayi, petrokimya ve çelik yapı piyasalarının taleplerine göre özel imalat ve mühendislik çözüm ortağı olarak…” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
16	Seta Steel	Exact match	Adana, TürkiyeHQ recorded Nov 4, 2026	51-200	13 contacts →
	Exact match “As Seta Steel, with the experience we have gained in the steel industry since 1998, permanent equipment for the thermal and hydroelectric power plants, mine quarry and cement…” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
17	Vermo Çelik	Exact match	İstanbul, TürkiyeHQ recorded Nov 4, 2026	11-50	13 contacts →
	Exact match “Vermo çelik, 15 yıllık asansör montaj tecrübesiyle girmiş olduğu çelik sektöründe kazanmış olduğu deneyimini asansör çeliği, yapı çeliği, dış cephe çeliği, merdiven, çatı vb.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
18	Yena Engineering BV	Exact match	Rotterdam, TürkiyeHQ recorded Nov 4, 2026	11-50	12 contacts →
	Exact match “YENA Engineering delivers metal fabricated parts.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
19	SSN Machinery	Exact match	Istanbul, TürkiyeHQ recorded Nov 4, 2026	11-50	12 contacts →
	Exact match “SSN Machinery is an export-driven engineering and manufacturing company delivering certified industrial solutions to clients across the United States, United Kingdom, United Arab…” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
20	Arat-Er Engineering	Exact match	Ankara, TürkiyeHQ recorded Nov 4, 2026	11-50	11 contacts →
	Exact match “Arat-Er Mühendislik olarak, yapısal çelik dizayn & imalat & montajı, ekipman imalatı & montajı ve özel imalatlar yapmaktayız.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
21	Baytek Mühendislik A.Ş	Exact match	Ankara, TürkiyeHQ recorded Nov 4, 2026	11-50	8 contacts →
	Exact match “Baytek Mühendislik A.Ş, çelik konstrüksiyon yapılar, beton santralleri ekipmanları ve sanayi tipi ağır tonajlı vinç imalatları işlerinde uzun süre faaliyet göstermiş bir kuruluşun…” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
22	Aces Makina	Exact match	Kocaeli, TürkiyeHQ recorded Nov 4, 2026	11-50	7 contacts →
	Exact match “Founded in 2011 as The ACES limited.” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
23	HCR Çeli̇k Maki̇na	Exact match	Bursa, TürkiyeHQ recorded Nov 4, 2026	11-50	6 contacts →
	Exact match “Her türlü çelik konstrüksiyon imalat ve montajları Taşıma kasaları, Platform, Merdiven imalat ve montajları, Endüstriyel tesislerin Yangın Tesisatı, Hava Tesisatı ve Su…” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
24	Ustaoğlu Çelik	Exact match	Istanbul, TürkiyeHQ recorded Nov 4, 2026	11-50	2 contacts →
	Exact match “Çelik konstrüksiyon imalat ve montajı” Recorded in the RevenueBase company graph · Nov 4, 2026 · View company records in RevenueBase
25	CMY Mekani̇k Mühendi̇sli̇k San. VE Ti̇c. Ltd. Şti̇	Exact match	İstanbul, TürkiyeHQ recorded Nov 4, 2026	11-50	1 contacts →
	Exact match “Firmamız endüstriyel tank imalatı, endüstriyel kazan imalatları, endüstriyel çelik konstrüksiyon imalatları, kimyasal tesislerde proses hatları, endüstriyel mekanik tesisat…” Recorded in the RevenueBase company graph · Nov 4, 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 “oilfield structural steel fabricators”. 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 212 oilfield structural steel fabricators based in Türkiye

See the full list, filter by size, metro and specialty, and access 285 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Oilfield structural steel fabricators based in Türkiye at a glance

As of Nov 4, 2026

9.8%Verified-email coverage

13.7Average contacts per company

11-50Median size (employees)

11.8%Largest-city concentration · Istanbul

Nov 4, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

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 212 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 Türkiye whose business descriptions match “oilfield structural steel fabricators” 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 285 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 4, 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.

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 “oilfield structural steel fabricators”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many oilfield structural steel fabricators are there based in Türkiye?

RevenueBase identified 212 company matches for oilfield structural steel fabricators associated with Türkiye 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?

Deha Tech Makina SAN VE TIC A.S tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most oilfield structural steel fabricators?

Istanbul leads with 25 company records, followed by Ankara (24) and Kocaeli (18).

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 285 professional contacts with verified work emails tracked across these 212 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 4, 2026.

Ready to reach these companies? Verified emails and direct dials for all 212 oilfield structural steel fabricators based in Türkiye. Start with a free account, no credit card.

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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.