Company lists · Data refreshed November 2026

Top 17 Structural steel welding services based in Türkiye

Name: Structural steel welding services based in Türkiye
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 218 companies tracked

RevenueBase identified 218 company matches for structural steel welding services associated with Türkiye as of November 2026 and tracks 1,958 professional contacts across them, including 123 with verified work emails. Ankara is the largest hub.

This list covers company matches for structural steel welding services 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 6, 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 6, 2026 How this list was built

218Companies

1,958Contacts tracked

123Verified emails

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The 17 largest structural steel welding services based in Türkiye

Ranked by team size

Top 17 of 218 company matches for structural steel welding services based in Türkiye, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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	Yilgenci̇ TR	Exact match	Sakarya, TürkiyeHQ recorded Nov 6, 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 6, 2026 · View company records in RevenueBase
2	Krea Makina Muhendislik AS	Exact match	Izmir, TürkiyeHQ recorded Nov 6, 2026	201-500	82 contacts →
	Exact match “We are Manufacturer/Exporter company.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Rönesans Çelik	Exact match	Ankara, TürkiyeHQ recorded Nov 6, 2026	201-500	45 contacts →
	Exact match “Rönesans Steel Construction Industry & Trade Inc.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	IS Yapi	Exact match	Izmir, TürkiyeHQ recorded Nov 6, 2026	51-200	31 contacts →
	Exact match “We are specialized in steel structures and fixing systems in all kinds of steel.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	2k Welding	Exact match	Sakarya, TürkiyeHQ recorded Nov 6, 2026	11-50	31 contacts →
	Exact match “2k Welding 2004 yılında alanında uzman mühendislerin bir araya gelerek kurdukları Kaynak Teknolojisi, Kaynak Otomasyonu ve makine imalatı konularında hizmetler sunan bir şirkettir.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	Erki̇n Çeli̇k Konstrüksi̇yon	Exact match	Pelitli, TürkiyeHQ recorded Nov 6, 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 6, 2026 · View company records in RevenueBase
7	Aldem Çelik Endüstri Sanayi VE Ticaret A.Ş	Exact match	Esentepe, TürkiyeHQ recorded Nov 6, 2026	51-200	29 contacts →
	Exact match “Founded in 1984, Aldem Çelik is a trusted manufacturer of welded and non-welded components made from carbon steel, stainless steel, aluminum, and structural steel.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Dadaş Metal	Exact match	Kocaeli, TürkiyeHQ recorded Nov 6, 2026	51-200	28 contacts →
	Exact match “Çelik Konstrüksiyon ve İnşaat.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Vermo Çelik	Exact match	İstanbul, TürkiyeHQ recorded Nov 6, 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 6, 2026 · View company records in RevenueBase
10	Yena Engineering BV	Exact match	Rotterdam, TürkiyeHQ recorded Nov 6, 2026	11-50	12 contacts →
	Exact match “YENA Engineering delivers metal fabricated parts.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Karhas Metal Mühendislik	Exact match	Başakşehir, TürkiyeHQ recorded Nov 6, 2026	51-200	11 contacts →
	Exact match “Mekanik tesisat ve demir çelik sektöründe hizmet veren mühendislik ve müteahhitlik firmasıdır” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Arat-Er Engineering	Exact match	Ankara, TürkiyeHQ recorded Nov 6, 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 6, 2026 · View company records in RevenueBase
13	HCR Çeli̇k Maki̇na	Exact match	Bursa, TürkiyeHQ recorded Nov 6, 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 6, 2026 · View company records in RevenueBase
14	Algan Metal Sanayi VE Ticaret A.Ş	Exact match	Istanbul, TürkiyeHQ recorded Nov 6, 2026	11-50	5 contacts →
	Exact match “Algan Metal San.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Durazer Metal San. VE Tic. A.Ş	Exact match	Dilovası, TürkiyeHQ recorded Nov 6, 2026	11-50	4 contacts →
	Exact match “Metal fabrikasyon, lazer kesim, büküm, kaynak ve boyama hizmetleri.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Boray Boru	Exact match	Akdeni̇z, TürkiyeHQ recorded Nov 6, 2026	51-200	3 contacts →
	Exact match “1968 - 1982 Firma, Hasan Aytekin tarafından Mersin/Zeytinlibahçe Caddesinde kurulmuş olup, demir doğrama ve kaynak işleri yapan Aytekin Demir Doğrama atölyesi ile hizmete başladı.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Ustaoğlu Çelik	Exact match	Istanbul, TürkiyeHQ recorded Nov 6, 2026	11-50	2 contacts →
	Exact match “Çelik konstrüksiyon imalat ve montajı” Recorded in the RevenueBase company graph · Nov 6, 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 “structural steel welding services”. 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 17 of 218 structural steel welding services based in Türkiye

See the full list, filter by size, metro and specialty, and access 123 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Structural steel welding services based in Türkiye at a glance

As of Nov 6, 2026

6.3%Verified-email coverage

9.0Average contacts per company

11-50Median size (employees)

9.6%Largest-city concentration · Ankara

Nov 6, 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 218 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 “structural steel welding services” 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 123 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 6, 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 “structural steel welding services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many structural steel welding services are there based in Türkiye?

RevenueBase identified 218 company matches for structural steel welding services 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?

Yilgenci̇ TR tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most structural steel welding services?

Ankara leads with 21 company records, followed by Istanbul (21) and Kocaeli (17).

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 123 professional contacts with verified work emails tracked across these 218 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 6, 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.