Company lists · Data refreshed September 2026
Top 25 Railway infrastructure consulting firms based in Türkiye
RevenueBase identified 424 company matches for railway infrastructure consulting firms associated with Türkiye as of September 2026 and tracks 10,012 professional contacts across them, including 1,168 with verified work emails. Ankara is the largest hub.
This list covers company matches for railway infrastructure consulting firms 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 September 29, 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 25 largest railway infrastructure consulting firms based in Türkiye
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,006 contacts → | ||||
Exact match “Yüksel Proje, established in 1978, provides design, engineering and consultancy services in Turkiye and 38 countries worldwide.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 2 | 711 contacts → | ||||
Exact match “TCDD Teknik is an engineering company managed with 100% public capital.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 3 | 641 contacts → | ||||
Exact match “EMAY International Engineering and Consultancy Inc, established in 1980, is one of the leading engineering and technical consultancy companies in Turkey.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 4 | 341 contacts → | ||||
Exact match “IRIS AS headquartered in Istanbul.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 5 | 340 contacts → | ||||
Exact match “Expertise in Design, Engineering & Consultancy” PROKON Engineering & Consultancy Inc.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 6 | 293 contacts → | ||||
Exact match “Tekfen Engineering was founded in 1984 to provide engineering services for our parent company, Tekfen Construction.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 7 | 230 contacts → | ||||
Exact match “YAPIRAY's main objective is to fulfil railway constructions in the most efficient and accurate way with its huge experience in managing various projects under tough and…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 8 | 188 contacts → | ||||
Exact match “TEMELSU is a well known Turkish consulting engineering company which provides multidisciplinary engineering services, locally and internationally, since its foundation in 1969.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 9 | 177 contacts → | ||||
Exact match “ELTEMTEK A.Ş olarak temel mühendislik hizmetlerinden, yatırım danışmanlığına; işletme hizmetlerine, sistem analiz etütlerine, harita ve kamulaştırma hizmetlerine uzanan geniş bir…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 10 | 164 contacts → | ||||
Exact match “Founded in 1985, Prota Engineering is a pioneering design firm with a global footprint, having executed over projects spanning across 25 countries, having offices in Turkey…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 11 | 164 contacts → | ||||
Exact match “Founded in 1971, DOLSAR is a multi-disciplinary engineering firm offering engineering, architectural, consultancy and supervision services for large-scale projects in a wide range…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 12 | 125 contacts → | ||||
Exact match “ELSITEL offers innovative engineering solutions to electromechanical systems in industrial and transportation sectors and particularly focuses on railway signaling…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 13 | 124 contacts → | ||||
Exact match “Firmamız, 2002 yılında kurulmuş olup, bu tarihten itibaren kalite, dürüstlük, titizlik ve doğruluk kavramlarını temel prensip edinmiştir.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 14 | 119 contacts → | ||||
Exact match “MEGA Engineering Consulting Inc, established in 1993, is a multidisciplinary firm that provides engineering, design, construction supervision and project management services for a…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 15 | 99 contacts → | ||||
Exact match “We are a Turkish Construction Company that specialises in Tunnelling, Mining and other associated underground works.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 16 | 92 contacts → | ||||
Exact match “Yapı Merkezi İDİS (İzleme Denetim & İletişim Sistemleri) A.Ş.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 17 | 81 contacts → | ||||
Exact match “Apco is a full-service engineering, consultancy and project management firm, established in 1987.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 18 | 75 contacts → | ||||
Exact match “1980 yılında kurulan Taşyapı İnşaat, 40 yıldır kamu ve özel kuruluşların ihtiyaçlarına cevap vermektedir.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 19 | 74 contacts → | ||||
Exact match “Founded in 2004, BCT Architecture Engineering Consulting Company has established its local offices in different regions of Turkey in order to keep up with the demand from…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 20 | 67 contacts → | ||||
Exact match “Famer Group is an international independent consulting company, offering Planning, Architectural, Engineering Design and Management services for construction projects.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 21 | 65 contacts → | ||||
Exact match “Biltek provides a portfolio of engineering and management services to public and private sectors worldwide.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 22 | 64 contacts → | ||||
Exact match “Toplu taşıma ve mobilite çözümleri konusunda uzmanlaşmış, dünyanın öncü mühendislik ve danışmanlık gruplarından SYSTRA, 65 yılı aşkın süredir ulaşım altyapılarını oluşturarak…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 23 | 44 contacts → | ||||
Exact match “Ulaşım Planlaması, Raylı Sistem Mühendisliği, Ulaştırma ve Trafik Mühendisliği, Karayolu ve Sanat Yapıları Mühendisliği ile Müşavirlik ve Danışmanlık Hizmetleri” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 24 | 44 contacts → | ||||
Exact match “EFK Engineering is an engineering and design company established in 2004 in Ankara, Turkey.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 25 | 31 contacts → | ||||
Exact match “Demiryolu üst yapı inşaat işleri” Recorded in the RevenueBase company graph · Sep 29, 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 “railway infrastructure consulting firms”. 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 424 railway infrastructure consulting firms based in Türkiye
See the full list, filter by size, metro and specialty, and access 1,168 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Railway infrastructure consulting firms based in Türkiye at a glance
As of Sep 29, 2026Companies by employee count
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 424 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 “railway infrastructure consulting firms” 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 1,168 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 29, 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.
Railway infrastructure consulting firms by metro
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 “railway infrastructure consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many railway infrastructure consulting firms are there based in Türkiye?
RevenueBase identified 424 company matches for railway infrastructure consulting firms associated with 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?
Yüksel Proje tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most railway infrastructure consulting firms?
Ankara leads with 101 company records, followed by Istanbul (77) and Cankaya (52).
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 1,168 professional contacts with verified work emails tracked across these 424 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 29, 2026.
Ready to reach these companies? Verified emails and direct dials for all 424 railway infrastructure consulting firms based in Türkiye. Start with a free account, no credit card.
Download this list →Related lists
Railway infrastructure consulting firms by geography
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- Railway infrastructure consulting firms based in Belo Horizonte, Brazil
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- Railway infrastructure consulting firms based in Sao Paulo, Brazil
- Railway infrastructure consulting firms based in Calgary, Canada
- Railway infrastructure consulting firms based in Edmonton, Canada
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.
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Company intelligence · public preview
Top 25 railway infrastructure consulting firms based in Türkiye
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 424 matching company records for railway infrastructure consulting firms based in Türkiye, with 10,012 tracked contacts and 1,168 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 29, 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 25 railway infrastructure consulting firms based in 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 |  Yüksel Projeyukselproje.com.trHQ: Ankara, TürkiyeReported employees: 501-1,000 | Ankara, Türkiye | 501-1,000 | Exact match | 1,006 contacts → |
“Yüksel Proje, established in 1978, provides design, engineering and consultancy services in Turkiye and 38 countries worldwide.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Tcdd Teknik Mühendislik VE Müşavirlik A.Ştcddteknik.com.trHQ: Ankara, TürkiyeReported employees: 501-1,000 | Ankara, Türkiye | 501-1,000 | Exact match | 711 contacts → |
“TCDD Teknik is an engineering company managed with 100% public capital.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | HQ: Üsküdar, TürkiyeReported employees: 1,001-5,000 | Üsküdar, Türkiye | 1,001-5,000 | Exact match | 641 contacts → |
“EMAY International Engineering and Consultancy Inc, established in 1980, is one of the leading engineering and technical consultancy companies in Turkey.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Iris Constructionirisas.com.trHQ: Kucukcekmece, TürkiyeReported employees: 1,001-5,000 | Kucukcekmece, Türkiye | 1,001-5,000 | Exact match | 341 contacts → |
“IRIS AS headquartered in Istanbul.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Prokon Mühendislik VE Müşavirlik A.Şprokon.com.tr HQ: Ankara, TürkiyeReported employees: 201-500 | Ankara, Türkiye | 201-500 | Exact match | 340 contacts → |
“Expertise in Design, Engineering & Consultancy” PROKON Engineering & Consultancy Inc.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Tekfen Engineeringtekfenmuhendislik.comHQ: Sisli, TürkiyeReported employees: 201-500 | Sisli, Türkiye | 201-500 | Exact match | 293 contacts → |
“Tekfen Engineering was founded in 1984 to provide engineering services for our parent company, Tekfen Construction.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | HQ: Üsküdar, TürkiyeReported employees: 501-1,000 | Üsküdar, Türkiye | 501-1,000 | Exact match | 230 contacts → |
“YAPIRAY's main objective is to fulfil railway constructions in the most efficient and accurate way with its huge experience in managing various projects under tough and…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Temelsu International Engineering Services INCtemelsu.com.trHQ: Ankara, TürkiyeReported employees: 201-500 | Ankara, Türkiye | 201-500 | Exact match | 188 contacts → |
“TEMELSU is a well known Turkish consulting engineering company which provides multidisciplinary engineering services, locally and internationally, since its foundation in 1969.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Eltemtek A.Şeltemtek.com.trHQ: Ankara, TürkiyeReported employees: 501-1,000 | Ankara, Türkiye | 501-1,000 | Exact match | 177 contacts → |
“ELTEMTEK A.Ş olarak temel mühendislik hizmetlerinden, yatırım danışmanlığına; işletme hizmetlerine, sistem analiz etütlerine, harita ve kamulaştırma hizmetlerine uzanan geniş bir…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Prota Engineeringprota.com.trHQ: Ankara, TürkiyeReported employees: 201-500 | Ankara, Türkiye | 201-500 | Exact match | 164 contacts → |
“Founded in 1985, Prota Engineering is a pioneering design firm with a global footprint, having executed over projects spanning across 25 countries, having offices in Turkey…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Dolsar Engineering Inc. COdolsar.com.trHQ: Ankara, TürkiyeReported employees: 201-500 | Ankara, Türkiye | 201-500 | Exact match | 164 contacts → |
“Founded in 1971, DOLSAR is a multi-disciplinary engineering firm offering engineering, architectural, consultancy and supervision services for large-scale projects in a wide range…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Elsitelelsitel.com.trHQ: Ankara, TürkiyeReported employees: 201-500 | Ankara, Türkiye | 201-500 | Exact match | 125 contacts → |
“ELSITEL offers innovative engineering solutions to electromechanical systems in industrial and transportation sectors and particularly focuses on railway signaling…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | En-Ez İnşaat AŞenezinsaat.com.tr HQ: Ankara, TürkiyeReported employees: 501-1,000 | Ankara, Türkiye | 501-1,000 | Exact match | 124 contacts → |
“Firmamız, 2002 yılında kurulmuş olup, bu tarihten itibaren kalite, dürüstlük, titizlik ve doğruluk kavramlarını temel prensip edinmiştir.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Mega Engineering Consultingmegamuhendislik.com.trHQ: Umitkoy, TürkiyeReported employees: 201-500 | Umitkoy, Türkiye | 201-500 | Exact match | 119 contacts → |
“MEGA Engineering Consulting Inc, established in 1993, is a multidisciplinary firm that provides engineering, design, construction supervision and project management services for a…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Sargin İnşaat VE Maki̇ne Sanayi̇ Ti̇caret A.Şsargininsaat.com HQ: Ankara, TürkiyeReported employees: 1,001-5,000 | Ankara, Türkiye | 1,001-5,000 | Exact match | 99 contacts → |
“We are a Turkish Construction Company that specialises in Tunnelling, Mining and other associated underground works.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  YM İdi̇s Engineeringymidis.com.trHQ: Üsküdar, TürkiyeReported employees: 51-200 | Üsküdar, Türkiye | 51-200 | Exact match | 92 contacts → |
“Yapı Merkezi İDİS (İzleme Denetim & İletişim Sistemleri) A.Ş.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Apco Teknikapcoteknik.com.trHQ: Ankara And Istanbul, TürkiyeReported employees: 51-200 | Ankara And Istanbul, Türkiye | 51-200 | Exact match | 81 contacts → |
“Apco is a full-service engineering, consultancy and project management firm, established in 1987.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Taşyapi İnşaat San. VE Ti̇c. A.Ştasyapi.com.tr HQ: Zuhuratbaba, TürkiyeReported employees: 501-1,000 | Zuhuratbaba, Türkiye | 501-1,000 | Exact match | 75 contacts → |
“1980 yılında kurulan Taşyapı İnşaat, 40 yıldır kamu ve özel kuruluşların ihtiyaçlarına cevap vermektedir.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | HQ: Ankara, TürkiyeReported employees: 51-200 | Ankara, Türkiye | 51-200 | Exact match | 74 contacts → |
“Founded in 2004, BCT Architecture Engineering Consulting Company has established its local offices in different regions of Turkey in order to keep up with the demand from…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Famer Groupfamergroup.comHQ: Cankaya, TürkiyeReported employees: 51-200 | Cankaya, Türkiye | 51-200 | Exact match | 67 contacts → |
“Famer Group is an international independent consulting company, offering Planning, Architectural, Engineering Design and Management services for construction projects.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Biltek Construction International Companybil-tek.com.trHQ: Ankara, TürkiyeReported employees: 501-1,000 | Ankara, Türkiye | 501-1,000 | Exact match | 65 contacts → |
“Biltek provides a portfolio of engineering and management services to public and private sectors worldwide.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Systra Türkiyesystra.comHQ: Cankaya, TürkiyeReported employees: 51-200 | Cankaya, Türkiye | 51-200 | Exact match | 64 contacts → |
“Toplu taşıma ve mobilite çözümleri konusunda uzmanlaşmış, dünyanın öncü mühendislik ve danışmanlık gruplarından SYSTRA, 65 yılı aşkın süredir ulaşım altyapılarını oluşturarak…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Boğaziçi Proje Mühendislik A.Şbogaziciproje.com.trHQ: İstanbul, TürkiyeReported employees: 51-200 | İstanbul, Türkiye | 51-200 | Exact match | 44 contacts → |
“Ulaşım Planlaması, Raylı Sistem Mühendisliği, Ulaştırma ve Trafik Mühendisliği, Karayolu ve Sanat Yapıları Mühendisliği ile Müşavirlik ve Danışmanlık Hizmetleri” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  EFK Engineeringefkmuhendislik.comHQ: Çankaya, TürkiyeReported employees: 51-200 | Çankaya, Türkiye | 51-200 | Exact match | 44 contacts → |
“EFK Engineering is an engineering and design company established in 2004 in Ankara, Turkey.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Demiryapı İnşaatdemiryapi.com.tr HQ: Ankara, TürkiyeReported employees: 201-500 | Ankara, Türkiye | 201-500 | Exact match | 31 contacts → |
“Demiryolu üst yapı inşaat işleri” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 424 company matches
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Railway infrastructure consulting firms: dataset insights
September 29, 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
424 records in the displayed employee bands.
0 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 worldwide rather than for Türkiye, so it is reported there. Company counts and contact totals on this page are exact for Türkiye, over 424 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 29, 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 ↗
Railway infrastructure consulting firms by metro
Questions about this company list
What does Exact match mean for railway infrastructure consulting firms?
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 railway infrastructure consulting firms did RevenueBase find based in Türkiye?
The saved snapshot records 424 matching company records, 10,012 tracked contacts and 1,168 verified emails. The public preview displays 25 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 29, 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
Railway infrastructure consulting firms by geography
- Railway infrastructure consulting firms based in Adelaide, Australia
- Railway infrastructure consulting firms based in Brisbane, Australia
- Railway infrastructure consulting firms based in Melbourne, Australia
- Railway infrastructure consulting firms based in Perth, Australia
- Railway infrastructure consulting firms based in Sydney, Australia
- Railway infrastructure consulting firms based in Vienna, Austria
- Railway infrastructure consulting firms based in Belo Horizonte, Brazil
- Railway infrastructure consulting firms based in Curitiba, Brazil
- Railway infrastructure consulting firms based in Rio De Janeiro, Brazil
- Railway infrastructure consulting firms based in Sao Paulo, Brazil
- Railway infrastructure consulting firms based in Calgary, Canada
- Railway infrastructure consulting firms based in Edmonton, Canada
Cite this list
RevenueBase Data Team. Top 25 railway infrastructure consulting firms based in Türkiye. Snapshot: September 29, 2026. https://revenuebase.ai/companies/railway-infrastructure-consulting-firms/turkiye.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Railway infrastructure consulting firms based in Adelaide, Australia
- Railway infrastructure consulting firms based in Brisbane, Australia
- Railway infrastructure consulting firms based in Melbourne, Australia
- Railway infrastructure consulting firms based in Perth, Australia
- Railway infrastructure consulting firms based in Sydney, Australia
- Railway infrastructure consulting firms based in Vienna, Austria
Company intelligence · public preview
Top 25 railway infrastructure consulting firms based in Türkiye
RevenueBase records 424 matching company records for railway infrastructure consulting firms based in Türkiye, with 10,012 tracked contacts and 1,168 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 29, 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 25 railway infrastructure consulting firms based in 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 | Yüksel Projeyukselproje.com.tr HQ: Ankara, TürkiyeReported employees: 501-1,000 | Ankara, Türkiye | 501-1,000 | Exact match | 1,006 contacts → |
“Yüksel Proje, established in 1978, provides design, engineering and consultancy services in Turkiye and 38 countries worldwide.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Tcdd Teknik Mühendislik VE Müşavirlik A.Ştcddteknik.com.tr HQ: Ankara, TürkiyeReported employees: 501-1,000 | Ankara, Türkiye | 501-1,000 | Exact match | 711 contacts → |
“TCDD Teknik is an engineering company managed with 100% public capital.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | HQ: Üsküdar, TürkiyeReported employees: 1,001-5,000 | Üsküdar, Türkiye | 1,001-5,000 | Exact match | 641 contacts → |
“EMAY International Engineering and Consultancy Inc, established in 1980, is one of the leading engineering and technical consultancy companies in Turkey.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Iris Constructionirisas.com.tr HQ: Kucukcekmece, TürkiyeReported employees: 1,001-5,000 | Kucukcekmece, Türkiye | 1,001-5,000 | Exact match | 341 contacts → |
“IRIS AS headquartered in Istanbul.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Prokon Mühendislik VE Müşavirlik A.Şprokon.com.tr HQ: Ankara, TürkiyeReported employees: 201-500 | Ankara, Türkiye | 201-500 | Exact match | 340 contacts → |
“Expertise in Design, Engineering & Consultancy” PROKON Engineering & Consultancy Inc.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Tekfen Engineeringtekfenmuhendislik.com HQ: Sisli, TürkiyeReported employees: 201-500 | Sisli, Türkiye | 201-500 | Exact match | 293 contacts → |
“Tekfen Engineering was founded in 1984 to provide engineering services for our parent company, Tekfen Construction.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | HQ: Üsküdar, TürkiyeReported employees: 501-1,000 | Üsküdar, Türkiye | 501-1,000 | Exact match | 230 contacts → |
“YAPIRAY's main objective is to fulfil railway constructions in the most efficient and accurate way with its huge experience in managing various projects under tough and…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Temelsu International Engineering Services INCtemelsu.com.tr HQ: Ankara, TürkiyeReported employees: 201-500 | Ankara, Türkiye | 201-500 | Exact match | 188 contacts → |
“TEMELSU is a well known Turkish consulting engineering company which provides multidisciplinary engineering services, locally and internationally, since its foundation in 1969.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Eltemtek A.Şeltemtek.com.tr HQ: Ankara, TürkiyeReported employees: 501-1,000 | Ankara, Türkiye | 501-1,000 | Exact match | 177 contacts → |
“ELTEMTEK A.Ş olarak temel mühendislik hizmetlerinden, yatırım danışmanlığına; işletme hizmetlerine, sistem analiz etütlerine, harita ve kamulaştırma hizmetlerine uzanan geniş bir…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Prota Engineeringprota.com.tr HQ: Ankara, TürkiyeReported employees: 201-500 | Ankara, Türkiye | 201-500 | Exact match | 164 contacts → |
“Founded in 1985, Prota Engineering is a pioneering design firm with a global footprint, having executed over projects spanning across 25 countries, having offices in Turkey…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Dolsar Engineering Inc. COdolsar.com.tr HQ: Ankara, TürkiyeReported employees: 201-500 | Ankara, Türkiye | 201-500 | Exact match | 164 contacts → |
“Founded in 1971, DOLSAR is a multi-disciplinary engineering firm offering engineering, architectural, consultancy and supervision services for large-scale projects in a wide range…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Elsitelelsitel.com.tr HQ: Ankara, TürkiyeReported employees: 201-500 | Ankara, Türkiye | 201-500 | Exact match | 125 contacts → |
“ELSITEL offers innovative engineering solutions to electromechanical systems in industrial and transportation sectors and particularly focuses on railway signaling…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | En-Ez İnşaat AŞenezinsaat.com.tr HQ: Ankara, TürkiyeReported employees: 501-1,000 | Ankara, Türkiye | 501-1,000 | Exact match | 124 contacts → |
“Firmamız, 2002 yılında kurulmuş olup, bu tarihten itibaren kalite, dürüstlük, titizlik ve doğruluk kavramlarını temel prensip edinmiştir.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Mega Engineering Consultingmegamuhendislik.com.tr HQ: Umitkoy, TürkiyeReported employees: 201-500 | Umitkoy, Türkiye | 201-500 | Exact match | 119 contacts → |
“MEGA Engineering Consulting Inc, established in 1993, is a multidisciplinary firm that provides engineering, design, construction supervision and project management services for a…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Sargin İnşaat VE Maki̇ne Sanayi̇ Ti̇caret A.Şsargininsaat.com HQ: Ankara, TürkiyeReported employees: 1,001-5,000 | Ankara, Türkiye | 1,001-5,000 | Exact match | 99 contacts → |
“We are a Turkish Construction Company that specialises in Tunnelling, Mining and other associated underground works.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | YM İdi̇s Engineeringymidis.com.tr HQ: Üsküdar, TürkiyeReported employees: 51-200 | Üsküdar, Türkiye | 51-200 | Exact match | 92 contacts → |
“Yapı Merkezi İDİS (İzleme Denetim & İletişim Sistemleri) A.Ş.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Apco Teknikapcoteknik.com.tr HQ: Ankara And Istanbul, TürkiyeReported employees: 51-200 | Ankara And Istanbul, Türkiye | 51-200 | Exact match | 81 contacts → |
“Apco is a full-service engineering, consultancy and project management firm, established in 1987.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Taşyapi İnşaat San. VE Ti̇c. A.Ştasyapi.com.tr HQ: Zuhuratbaba, TürkiyeReported employees: 501-1,000 | Zuhuratbaba, Türkiye | 501-1,000 | Exact match | 75 contacts → |
“1980 yılında kurulan Taşyapı İnşaat, 40 yıldır kamu ve özel kuruluşların ihtiyaçlarına cevap vermektedir.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | HQ: Ankara, TürkiyeReported employees: 51-200 | Ankara, Türkiye | 51-200 | Exact match | 74 contacts → |
“Founded in 2004, BCT Architecture Engineering Consulting Company has established its local offices in different regions of Turkey in order to keep up with the demand from…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Famer Groupfamergroup.com HQ: Cankaya, TürkiyeReported employees: 51-200 | Cankaya, Türkiye | 51-200 | Exact match | 67 contacts → |
“Famer Group is an international independent consulting company, offering Planning, Architectural, Engineering Design and Management services for construction projects.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Biltek Construction International Companybil-tek.com.tr HQ: Ankara, TürkiyeReported employees: 501-1,000 | Ankara, Türkiye | 501-1,000 | Exact match | 65 contacts → |
“Biltek provides a portfolio of engineering and management services to public and private sectors worldwide.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Systra Türkiyesystra.com HQ: Cankaya, TürkiyeReported employees: 51-200 | Cankaya, Türkiye | 51-200 | Exact match | 64 contacts → |
“Toplu taşıma ve mobilite çözümleri konusunda uzmanlaşmış, dünyanın öncü mühendislik ve danışmanlık gruplarından SYSTRA, 65 yılı aşkın süredir ulaşım altyapılarını oluşturarak…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Boğaziçi Proje Mühendislik A.Şbogaziciproje.com.tr HQ: İstanbul, TürkiyeReported employees: 51-200 | İstanbul, Türkiye | 51-200 | Exact match | 44 contacts → |
“Ulaşım Planlaması, Raylı Sistem Mühendisliği, Ulaştırma ve Trafik Mühendisliği, Karayolu ve Sanat Yapıları Mühendisliği ile Müşavirlik ve Danışmanlık Hizmetleri” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | EFK Engineeringefkmuhendislik.com HQ: Çankaya, TürkiyeReported employees: 51-200 | Çankaya, Türkiye | 51-200 | Exact match | 44 contacts → |
“EFK Engineering is an engineering and design company established in 2004 in Ankara, Turkey.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Demiryapı İnşaatdemiryapi.com.tr HQ: Ankara, TürkiyeReported employees: 201-500 | Ankara, Türkiye | 201-500 | Exact match | 31 contacts → |
“Demiryolu üst yapı inşaat işleri” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 424 company matches
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Railway infrastructure consulting firms: dataset insights
September 29, 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
424 records in the displayed employee bands.
0 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 worldwide rather than for Türkiye, so it is reported there. Company counts and contact totals on this page are exact for Türkiye, over 424 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 29, 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 ↗
Railway infrastructure consulting firms by metro
Questions about this company list
What does Exact match mean for railway infrastructure consulting firms?
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 railway infrastructure consulting firms did RevenueBase find based in Türkiye?
The saved snapshot records 424 matching company records, 10,012 tracked contacts and 1,168 verified emails. The public preview displays 25 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 29, 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
Railway infrastructure consulting firms by geography
- Railway infrastructure consulting firms based in Adelaide, Australia
- Railway infrastructure consulting firms based in Brisbane, Australia
- Railway infrastructure consulting firms based in Melbourne, Australia
- Railway infrastructure consulting firms based in Perth, Australia
- Railway infrastructure consulting firms based in Sydney, Australia
- Railway infrastructure consulting firms based in Vienna, Austria
- Railway infrastructure consulting firms based in Belo Horizonte, Brazil
- Railway infrastructure consulting firms based in Curitiba, Brazil
- Railway infrastructure consulting firms based in Rio De Janeiro, Brazil
- Railway infrastructure consulting firms based in Sao Paulo, Brazil
- Railway infrastructure consulting firms based in Calgary, Canada
- Railway infrastructure consulting firms based in Edmonton, Canada
Cite this list
RevenueBase Data Team. Top 25 railway infrastructure consulting firms based in Türkiye. Snapshot: September 29, 2026. https://revenuebase.ai/companies/railway-infrastructure-consulting-firms/turkiye.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Railway infrastructure consulting firms based in Adelaide, Australia
- Railway infrastructure consulting firms based in Brisbane, Australia
- Railway infrastructure consulting firms based in Melbourne, Australia
- Railway infrastructure consulting firms based in Perth, Australia
- Railway infrastructure consulting firms based in Sydney, Australia
- Railway infrastructure consulting firms based in Vienna, Austria