Company lists · Data refreshed September 2026
Top 21 Steel manufacturers based in Istanbul, Türkiye
RevenueBase identified 140 company matches for steel manufacturers associated with Istanbul, Türkiye as of September 2026 and tracks 6,325 professional contacts across them, including 1,106 with verified work emails. Across Türkiye, Istanbul is the largest hub for this category.
This list covers company matches for steel manufacturers associated with Istanbul, 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 September 15, 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.
The 21 largest steel manufacturers based in Istanbul, Türkiye
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,301 contacts → | ||||
Exact match “3 kıtada sayıları 50’ye yaklaşan tesis ve yaklaşık çalışanıyla 70 yıldır ekonomik ve sosyal değer yaratan TOSYALI, yıllık 15 milyon tona yakın sıvı çelik üretimi ile Türkiye’nin…” Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase | |||||
| 2 | 790 contacts → | ||||
Exact match “Çolakoğlu’s involvement in the iron and steel business began with the steel trade business that our founder Mehmet Rüştü Çolakoğlu started in Karaköy, İstanbul, in 1945.” Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase | |||||
| 3 | 324 contacts → | ||||
Exact match “More then 50 years of experience in Iron & Steel Industry and a new player in Energy and Mining.” Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase | |||||
| 4 | 50 contacts → | ||||
Exact match “Since 1995 AVEKS AS has been a supplier of raw materials for the steel and industrial production.” Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase | |||||
| 5 | 47 contacts → | ||||
Exact match “APEC Smart Steel Structures is a group of companies operating in the field of engineering, manufacturing, construction and real estate development.” Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase | |||||
| 6 | 42 contacts → | ||||
Exact match “Poyraz Paslanmaz is a large stockholder of stainless steel products based in Istanbul and we keep our stocks the following products; Sheets, coils, pipes, profiles, fittings &…” Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase | |||||
| 7 | 31 contacts → | ||||
Exact match “Established in 1976, Birler Celik has a mission to deliver high-quality steel, engaging with different industries globally.” Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase | |||||
| 8 | 27 contacts → | ||||
Exact match “Varzene Metal who offered special metals such as titanium, nickel alloys, special used in the aviation and chemical industry, has gained the favor of the sector by filling a large…” Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase | |||||
| 9 | 25 contacts → | ||||
Exact match “Faydasıçok Holding, 1968’den beri Türk sanayisine hizmet vermekte olan grubun amiral gemisi Hasçelik bünyesinde bulunan Vasıflı Çelik (sıcak) Üretim, Parlak Çelik (soğuk) Üretim…” Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase | |||||
| 10 | 24 contacts → | ||||
Exact match “Kurulduğu 1953 yılından beri kalıpçılık sektörünün gelişmesi ve dünya ile rekabetçi olabilmesi için takım –kalıp çeliği ve ısıl işlemi alanındaki her gelişmeyi takip ederek…” Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase | |||||
| 11 | 19 contacts → | ||||
Exact match “SAYTEKNO is a technological group founded in 1994 and working in the field of design, production and installation of architectural steel, freeform and art glass structures…” Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase | |||||
| 12 | 16 contacts → | ||||
Exact match “Başkan’ın Mesajı Köklü kuruluş, geleceğe bakışımız… İş hayatı hikayemiz, ailemiz tarafından 1890’larda Haliç’te başladı ve günümüze kadar da sürekli gelişerek ve yükselerek…” Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase | |||||
| 13 | 15 contacts → | ||||
Exact match “Our main service is to manifacture machine and machinery parts to the Turkey’s leading companies which are manufacturing flat product, steel production, galvanized sheet, steel…” Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase | |||||
| 14 | 14 contacts → | ||||
Exact match “KROMTEL was founded in 1989.” Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase | |||||
| 15 | 14 contacts → | ||||
Exact match “CORBUS established in year 1996, which is one of the leading steel producer and trading companies in Turkey, is interested in supplying steel products for your company.” Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase | |||||
| 16 | 13 contacts → | ||||
Exact match “V’Steels bir Volkan Çelik iştirakidir.” Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase | |||||
| 17 | 12 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase | |||||
| 18 | 9 contacts → | ||||
Exact match “Founded in 2004, SeaMetal is among the top steel manufacturing and trading companies in Turkey.” Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase | |||||
| 19 | 6 contacts → | ||||
Exact match “Established in 1985, Yükseller Metal is an aluminium manufacturing and trading company which specialized in both primary and secondary aluminium.” Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase | |||||
| 20 | 6 contacts → | ||||
Exact match “AKEL BORU SANAYİ VE TİCARET A.Ş olarak, ana uzmanlığımız olan dikişsiz sıcak çekme karbon çelik boruların haricinde, soğuk çekim borular, dikişli karbon çelik borular, dikişli ve…” Recorded in the RevenueBase company graph · Sep 15, 2026 · View company records in RevenueBase | |||||
| 21 | 6 contacts → | ||||
Exact match “Hizmet verdiği sektörlerde nitelikli parlak çelik ihtiyacını karşılayarak uluslararası onaylı parlak çelik üreticisi olma prensibiyle hareket eden HASPARLAK Soğuk İşlem…” Recorded in the RevenueBase company graph · Sep 15, 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 “steel manufacturers”. 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 21 of 140 steel manufacturers based in Istanbul, Türkiye
See the full list, filter by size, metro and specialty, and access 1,106 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Steel manufacturers based in Istanbul, Türkiye at a glance
As of Sep 15, 2026Companies by employee count
Email recency for this list is measured across the whole Türkiye list rather than for Istanbul, so it is reported there. Company counts and contact totals on this page are exact for Istanbul, over 140 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 Istanbul, Türkiye whose business descriptions match “steel manufacturers” 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 1,106 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 15, 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.
Steel manufacturers by metro in Türkiye
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 “steel manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many steel manufacturers are there based in Istanbul, Türkiye?
RevenueBase identified 140 company matches for steel manufacturers associated with Istanbul, Türkiye 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?
Tosyalı Holding tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city in Türkiye has the most steel manufacturers?
Istanbul leads Türkiye with 140 company records, followed by Kocaeli (76) and Ankara (47).
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 1,106 professional contacts with verified work emails tracked across these 140 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 15, 2026.
Ready to reach these companies? Verified emails and direct dials for all 140 steel manufacturers based in Istanbul, Türkiye. Start with a free account, no credit card.
Download this list →Related lists
Steel manufacturers by geography
- Steel manufacturers based in the United States
- Steel manufacturers based in Brazil
- Steel manufacturers based in Italy
- Steel manufacturers based in Germany
- Steel manufacturers based in the United Kingdom
- Steel manufacturers based in Canada
- Steel manufacturers based in the Netherlands
- Steel manufacturers based in Australia
- Steel manufacturers based in Poland
- Steel manufacturers based in Spain
- Steel manufacturers based in Mexico
- Steel manufacturers based in France
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.
More company lists
Company intelligence · public preview
Top 21 steel manufacturers based in Istanbul, Türkiye
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 140 matching company records for steel manufacturers based in Istanbul, Türkiye, with 6,325 tracked contacts and 1,106 verified work emails.
This public preview shows 21 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 15, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 21 steel manufacturers based in Istanbul, Türkiye
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Tosyalı Holdingtosyaliholding.com.tr HQ: Istanbul, TürkiyeReported employees: 10001+ | Istanbul, Türkiye | 10001+ | Exact match | 1,301 contacts → |
“3 kıtada sayıları 50’ye yaklaşan tesis ve yaklaşık çalışanıyla 70 yıldır ekonomik ve sosyal değer yaratan TOSYALI, yıllık 15 milyon tona yakın sıvı çelik üretimi ile Türkiye’nin…” Recorded description excerpt · September 15, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Çolakoğlu Metalurji A.Şcolakoglu.com.tr HQ: Istanbul, TürkiyeReported employees: 1,001-5,000 | Istanbul, Türkiye | 1,001-5,000 | Exact match | 790 contacts → |
“Çolakoğlu’s involvement in the iron and steel business began with the steel trade business that our founder Mehmet Rüştü Çolakoğlu started in Karaköy, İstanbul, in 1945.” Recorded description excerpt · September 15, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Kaptan Demir Çelik End. VE Tic. A.Şkaptandemir.com.tr HQ: Istanbul, TürkiyeReported employees: 1,001-5,000 | Istanbul, Türkiye | 1,001-5,000 | Exact match | 324 contacts → |
“More then 50 years of experience in Iron & Steel Industry and a new player in Energy and Mining.” Recorded description excerpt · September 15, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Aveks ASaveks.comHQ: Istanbul, TürkiyeReported employees: 51-200 | Istanbul, Türkiye | 51-200 | Exact match | 50 contacts → |
“Since 1995 AVEKS AS has been a supplier of raw materials for the steel and industrial production.” Recorded description excerpt · September 15, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Apec Steel Constructionapec.com.trHQ: Istanbul, TürkiyeReported employees: 201-500 | Istanbul, Türkiye | 201-500 | Exact match | 47 contacts → |
“APEC Smart Steel Structures is a group of companies operating in the field of engineering, manufacturing, construction and real estate development.” Recorded description excerpt · September 15, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Poyraz Paslanmazpoyrazpaslanmaz.com HQ: Istanbul, TürkiyeReported employees: 51-200 | Istanbul, Türkiye | 51-200 | Exact match | 42 contacts → |
“Poyraz Paslanmaz is a large stockholder of stainless steel products based in Istanbul and we keep our stocks the following products; Sheets, coils, pipes, profiles, fittings &…” Recorded description excerpt · September 15, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Birler Celikbirler.com.trHQ: Istanbul, TürkiyeReported employees: 51-200 | Istanbul, Türkiye | 51-200 | Exact match | 31 contacts → |
“Established in 1976, Birler Celik has a mission to deliver high-quality steel, engaging with different industries globally.” Recorded description excerpt · September 15, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Varzene Metal San. VE Ti̇c. A.Şvarzene.com HQ: Istanbul, TürkiyeReported employees: 201-500 | Istanbul, Türkiye | 201-500 | Exact match | 27 contacts → |
“Varzene Metal who offered special metals such as titanium, nickel alloys, special used in the aviation and chemical industry, has gained the favor of the sector by filling a large…” Recorded description excerpt · September 15, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Faydasıçok Holdingfaydasicok.com HQ: Istanbul, TürkiyeReported employees: 501-1,000 | Istanbul, Türkiye | 501-1,000 | Exact match | 25 contacts → |
“Faydasıçok Holding, 1968’den beri Türk sanayisine hizmet vermekte olan grubun amiral gemisi Hasçelik bünyesinde bulunan Vasıflı Çelik (sıcak) Üretim, Parlak Çelik (soğuk) Üretim…” Recorded description excerpt · September 15, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Korkmaz Çelikkorkmazcelik.com HQ: Istanbul, TürkiyeReported employees: 11-50 | Istanbul, Türkiye | 11-50 | Exact match | 24 contacts → |
“Kurulduğu 1953 yılından beri kalıpçılık sektörünün gelişmesi ve dünya ile rekabetçi olabilmesi için takım –kalıp çeliği ve ısıl işlemi alanındaki her gelişmeyi takip ederek…” Recorded description excerpt · September 15, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Saytekno Building Technologies Groupsaytekno.com HQ: Istanbul, TürkiyeReported employees: 11-50 | Istanbul, Türkiye | 11-50 | Exact match | 19 contacts → |
“SAYTEKNO is a technological group founded in 1994 and working in the field of design, production and installation of architectural steel, freeform and art glass structures…” Recorded description excerpt · September 15, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Atak Holdingatakholding.com.trHQ: Istanbul, TürkiyeReported employees: Not recorded | Istanbul, Türkiye | Not recorded | Exact match | 16 contacts → |
“Başkan’ın Mesajı Köklü kuruluş, geleceğe bakışımız… İş hayatı hikayemiz, ailemiz tarafından 1890’larda Haliç’te başladı ve günümüze kadar da sürekli gelişerek ve yükselerek…” Recorded description excerpt · September 15, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Mipsan Makine Ltd. STImipsanmakine.com.tr HQ: Istanbul, TürkiyeReported employees: 11-50 | Istanbul, Türkiye | 11-50 | Exact match | 15 contacts → |
“Our main service is to manifacture machine and machinery parts to the Turkey’s leading companies which are manufacturing flat product, steel production, galvanized sheet, steel…” Recorded description excerpt · September 15, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Kromtel Sanayi VE Ticaret A.Şkromtel.com.tr HQ: Istanbul, TürkiyeReported employees: 51-200 | Istanbul, Türkiye | 51-200 | Exact match | 14 contacts → |
“KROMTEL was founded in 1989.” Recorded description excerpt · September 15, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Corbus Steel Inc. Corbus Celik A.Scorbus.com.tr HQ: Istanbul, TürkiyeReported employees: 501-1,000 | Istanbul, Türkiye | 501-1,000 | Exact match | 14 contacts → |
“CORBUS established in year 1996, which is one of the leading steel producer and trading companies in Turkey, is interested in supplying steel products for your company.” Recorded description excerpt · September 15, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | V'steelsvolkansteels.com HQ: Istanbul, TürkiyeReported employees: 51-200 | Istanbul, Türkiye | 51-200 | Exact match | 13 contacts → |
“V’Steels bir Volkan Çelik iştirakidir.” Recorded description excerpt · September 15, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Yücel Boru VE Profil Endüstrisi A.Şyucelboru.com.tr HQ: Istanbul, TürkiyeReported employees: 1,001-5,000 | Istanbul, Türkiye | 1,001-5,000 | Exact match | 12 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 18 | Seametal LTDseametalltd.com HQ: Istanbul, TürkiyeReported employees: 11-50 | Istanbul, Türkiye | 11-50 | Exact match | 9 contacts → |
“Founded in 2004, SeaMetal is among the top steel manufacturing and trading companies in Turkey.” Recorded description excerpt · September 15, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Yukseller Metalyuksellermetal.com.tr HQ: Istanbul, TürkiyeReported employees: 11-50 | Istanbul, Türkiye | 11-50 | Exact match | 6 contacts → |
“Established in 1985, Yükseller Metal is an aluminium manufacturing and trading company which specialized in both primary and secondary aluminium.” Recorded description excerpt · September 15, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Akel Boruakelboru.comHQ: Istanbul, TürkiyeReported employees: 1-10 | Istanbul, Türkiye | 1-10 | Exact match | 6 contacts → |
“AKEL BORU SANAYİ VE TİCARET A.Ş olarak, ana uzmanlığımız olan dikişsiz sıcak çekme karbon çelik boruların haricinde, soğuk çekim borular, dikişli karbon çelik borular, dikişli ve…” Recorded description excerpt · September 15, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Hasparlak Çelik San. Tic. A.Şhascelik.com HQ: Istanbul, TürkiyeReported employees: 201-500 | Istanbul, Türkiye | 201-500 | Exact match | 6 contacts → |
“Hizmet verdiği sektörlerde nitelikli parlak çelik ihtiyacını karşılayarak uluslararası onaylı parlak çelik üreticisi olma prensibiyle hareket eden HASPARLAK Soğuk İşlem…” Recorded description excerpt · September 15, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 21 of 140 company matches
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Steel manufacturers: dataset insights
September 15, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
139 records in the displayed employee bands.
1 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole Türkiye list rather than for Istanbul, so it is reported there. Company counts and contact totals on this page are exact for Istanbul, over 140 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 15, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Steel manufacturers by metro in Türkiye
Questions about this company list
What does Exact match mean for steel manufacturers?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many steel manufacturers did RevenueBase find based in Istanbul, Türkiye?
The saved snapshot records 140 matching company records, 6,325 tracked contacts and 1,106 verified emails. The public preview displays 21 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 15, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Steel manufacturers by geography
- Steel manufacturers based in the United States
- Steel manufacturers based in Brazil
- Steel manufacturers based in Italy
- Steel manufacturers based in Germany
- Steel manufacturers based in the United Kingdom
- Steel manufacturers based in Canada
- Steel manufacturers based in the Netherlands
- Steel manufacturers based in Australia
- Steel manufacturers based in Poland
- Steel manufacturers based in Spain
- Steel manufacturers based in Mexico
- Steel manufacturers based in France
Cite this list
RevenueBase Data Team. Top 21 steel manufacturers based in Istanbul, Türkiye. Snapshot: September 15, 2026. https://revenuebase.ai/companies/steel-manufacturers/turkiye/istanbul.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
Company intelligence · public preview
Top 21 steel manufacturers based in Istanbul, Türkiye
RevenueBase records 140 matching company records for steel manufacturers based in Istanbul, Türkiye, with 6,325 tracked contacts and 1,106 verified work emails.
This public preview shows 21 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 15, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 21 steel manufacturers based in Istanbul, Türkiye
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Tosyalı Holdingtosyaliholding.com.tr HQ: Istanbul, TürkiyeReported employees: 10001+ | Istanbul, Türkiye | 10001+ | Exact match | 1,301 contacts → |
“3 kıtada sayıları 50’ye yaklaşan tesis ve yaklaşık çalışanıyla 70 yıldır ekonomik ve sosyal değer yaratan TOSYALI, yıllık 15 milyon tona yakın sıvı çelik üretimi ile Türkiye’nin…” Recorded description excerpt · September 15, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Çolakoğlu Metalurji A.Şcolakoglu.com.tr HQ: Istanbul, TürkiyeReported employees: 1,001-5,000 | Istanbul, Türkiye | 1,001-5,000 | Exact match | 790 contacts → |
“Çolakoğlu’s involvement in the iron and steel business began with the steel trade business that our founder Mehmet Rüştü Çolakoğlu started in Karaköy, İstanbul, in 1945.” Recorded description excerpt · September 15, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Kaptan Demir Çelik End. VE Tic. A.Şkaptandemir.com.tr HQ: Istanbul, TürkiyeReported employees: 1,001-5,000 | Istanbul, Türkiye | 1,001-5,000 | Exact match | 324 contacts → |
“More then 50 years of experience in Iron & Steel Industry and a new player in Energy and Mining.” Recorded description excerpt · September 15, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Aveks ASaveks.com HQ: Istanbul, TürkiyeReported employees: 51-200 | Istanbul, Türkiye | 51-200 | Exact match | 50 contacts → |
“Since 1995 AVEKS AS has been a supplier of raw materials for the steel and industrial production.” Recorded description excerpt · September 15, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Apec Steel Constructionapec.com.tr HQ: Istanbul, TürkiyeReported employees: 201-500 | Istanbul, Türkiye | 201-500 | Exact match | 47 contacts → |
“APEC Smart Steel Structures is a group of companies operating in the field of engineering, manufacturing, construction and real estate development.” Recorded description excerpt · September 15, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Poyraz Paslanmazpoyrazpaslanmaz.com HQ: Istanbul, TürkiyeReported employees: 51-200 | Istanbul, Türkiye | 51-200 | Exact match | 42 contacts → |
“Poyraz Paslanmaz is a large stockholder of stainless steel products based in Istanbul and we keep our stocks the following products; Sheets, coils, pipes, profiles, fittings &…” Recorded description excerpt · September 15, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Birler Celikbirler.com.tr HQ: Istanbul, TürkiyeReported employees: 51-200 | Istanbul, Türkiye | 51-200 | Exact match | 31 contacts → |
“Established in 1976, Birler Celik has a mission to deliver high-quality steel, engaging with different industries globally.” Recorded description excerpt · September 15, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Varzene Metal San. VE Ti̇c. A.Şvarzene.com HQ: Istanbul, TürkiyeReported employees: 201-500 | Istanbul, Türkiye | 201-500 | Exact match | 27 contacts → |
“Varzene Metal who offered special metals such as titanium, nickel alloys, special used in the aviation and chemical industry, has gained the favor of the sector by filling a large…” Recorded description excerpt · September 15, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Faydasıçok Holdingfaydasicok.com HQ: Istanbul, TürkiyeReported employees: 501-1,000 | Istanbul, Türkiye | 501-1,000 | Exact match | 25 contacts → |
“Faydasıçok Holding, 1968’den beri Türk sanayisine hizmet vermekte olan grubun amiral gemisi Hasçelik bünyesinde bulunan Vasıflı Çelik (sıcak) Üretim, Parlak Çelik (soğuk) Üretim…” Recorded description excerpt · September 15, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Korkmaz Çelikkorkmazcelik.com HQ: Istanbul, TürkiyeReported employees: 11-50 | Istanbul, Türkiye | 11-50 | Exact match | 24 contacts → |
“Kurulduğu 1953 yılından beri kalıpçılık sektörünün gelişmesi ve dünya ile rekabetçi olabilmesi için takım –kalıp çeliği ve ısıl işlemi alanındaki her gelişmeyi takip ederek…” Recorded description excerpt · September 15, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Saytekno Building Technologies Groupsaytekno.com HQ: Istanbul, TürkiyeReported employees: 11-50 | Istanbul, Türkiye | 11-50 | Exact match | 19 contacts → |
“SAYTEKNO is a technological group founded in 1994 and working in the field of design, production and installation of architectural steel, freeform and art glass structures…” Recorded description excerpt · September 15, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Atak Holdingatakholding.com.tr HQ: Istanbul, TürkiyeReported employees: Not recorded | Istanbul, Türkiye | Not recorded | Exact match | 16 contacts → |
“Başkan’ın Mesajı Köklü kuruluş, geleceğe bakışımız… İş hayatı hikayemiz, ailemiz tarafından 1890’larda Haliç’te başladı ve günümüze kadar da sürekli gelişerek ve yükselerek…” Recorded description excerpt · September 15, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Mipsan Makine Ltd. STImipsanmakine.com.tr HQ: Istanbul, TürkiyeReported employees: 11-50 | Istanbul, Türkiye | 11-50 | Exact match | 15 contacts → |
“Our main service is to manifacture machine and machinery parts to the Turkey’s leading companies which are manufacturing flat product, steel production, galvanized sheet, steel…” Recorded description excerpt · September 15, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Kromtel Sanayi VE Ticaret A.Şkromtel.com.tr HQ: Istanbul, TürkiyeReported employees: 51-200 | Istanbul, Türkiye | 51-200 | Exact match | 14 contacts → |
“KROMTEL was founded in 1989.” Recorded description excerpt · September 15, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Corbus Steel Inc. Corbus Celik A.Scorbus.com.tr HQ: Istanbul, TürkiyeReported employees: 501-1,000 | Istanbul, Türkiye | 501-1,000 | Exact match | 14 contacts → |
“CORBUS established in year 1996, which is one of the leading steel producer and trading companies in Turkey, is interested in supplying steel products for your company.” Recorded description excerpt · September 15, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | V'steelsvolkansteels.com HQ: Istanbul, TürkiyeReported employees: 51-200 | Istanbul, Türkiye | 51-200 | Exact match | 13 contacts → |
“V’Steels bir Volkan Çelik iştirakidir.” Recorded description excerpt · September 15, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Yücel Boru VE Profil Endüstrisi A.Şyucelboru.com.tr HQ: Istanbul, TürkiyeReported employees: 1,001-5,000 | Istanbul, Türkiye | 1,001-5,000 | Exact match | 12 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 18 | Seametal LTDseametalltd.com HQ: Istanbul, TürkiyeReported employees: 11-50 | Istanbul, Türkiye | 11-50 | Exact match | 9 contacts → |
“Founded in 2004, SeaMetal is among the top steel manufacturing and trading companies in Turkey.” Recorded description excerpt · September 15, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Yukseller Metalyuksellermetal.com.tr HQ: Istanbul, TürkiyeReported employees: 11-50 | Istanbul, Türkiye | 11-50 | Exact match | 6 contacts → |
“Established in 1985, Yükseller Metal is an aluminium manufacturing and trading company which specialized in both primary and secondary aluminium.” Recorded description excerpt · September 15, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Akel Boruakelboru.com HQ: Istanbul, TürkiyeReported employees: 1-10 | Istanbul, Türkiye | 1-10 | Exact match | 6 contacts → |
“AKEL BORU SANAYİ VE TİCARET A.Ş olarak, ana uzmanlığımız olan dikişsiz sıcak çekme karbon çelik boruların haricinde, soğuk çekim borular, dikişli karbon çelik borular, dikişli ve…” Recorded description excerpt · September 15, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Hasparlak Çelik San. Tic. A.Şhascelik.com HQ: Istanbul, TürkiyeReported employees: 201-500 | Istanbul, Türkiye | 201-500 | Exact match | 6 contacts → |
“Hizmet verdiği sektörlerde nitelikli parlak çelik ihtiyacını karşılayarak uluslararası onaylı parlak çelik üreticisi olma prensibiyle hareket eden HASPARLAK Soğuk İşlem…” Recorded description excerpt · September 15, 2026Open company data in RevenueBase ↗Free signup required. | |||||
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Steel manufacturers: dataset insights
September 15, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
139 records in the displayed employee bands.
1 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole Türkiye list rather than for Istanbul, so it is reported there. Company counts and contact totals on this page are exact for Istanbul, over 140 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 15, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Steel manufacturers by metro in Türkiye
Questions about this company list
What does Exact match mean for steel manufacturers?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many steel manufacturers did RevenueBase find based in Istanbul, Türkiye?
The saved snapshot records 140 matching company records, 6,325 tracked contacts and 1,106 verified emails. The public preview displays 21 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 15, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Steel manufacturers by geography
- Steel manufacturers based in the United States
- Steel manufacturers based in Brazil
- Steel manufacturers based in Italy
- Steel manufacturers based in Germany
- Steel manufacturers based in the United Kingdom
- Steel manufacturers based in Canada
- Steel manufacturers based in the Netherlands
- Steel manufacturers based in Australia
- Steel manufacturers based in Poland
- Steel manufacturers based in Spain
- Steel manufacturers based in Mexico
- Steel manufacturers based in France
Cite this list
RevenueBase Data Team. Top 21 steel manufacturers based in Istanbul, Türkiye. Snapshot: September 15, 2026. https://revenuebase.ai/companies/steel-manufacturers/turkiye/istanbul.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗