Company lists · Data refreshed September 2026

Top 25 Rail bridge engineering firms based in Türkiye

Name: Rail bridge engineering firms based in Türkiye
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 156 companies tracked

RevenueBase identified 156 company matches for rail bridge engineering firms associated with Türkiye as of September 2026 and tracks 1,903 professional contacts across them, including 413 with verified work emails. Ankara is the largest hub.

This list covers company matches for rail bridge engineering 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 17, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 17, 2026 How this list was built

156Companies

1,903Contacts tracked

413Verified emails

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The 25 largest rail bridge engineering firms based in Türkiye

Ranked by team size

Top 25 of 156 company matches for rail bridge engineering firms based in Türkiye, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 17, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Tcdd Teknik Mühendislik VE Müşavirlik A.Ş	Exact match	Ankara, TürkiyeHQ recorded Sep 17, 2026	501-1,000	711 contacts →
	Exact match “TCDD Teknik is an engineering company managed with 100% public capital.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2	Yapiray Railway Construction Systems Industry & Trade INC	Exact match	Üsküdar, TürkiyeHQ recorded Sep 17, 2026	501-1,000	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 17, 2026 · View company records in RevenueBase
3	Mega Engineering Consulting	Exact match	Umitkoy, TürkiyeHQ recorded Sep 17, 2026	201-500	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 17, 2026 · View company records in RevenueBase
4	Boğaziçi Proje Mühendislik A.Ş	Exact match	İstanbul, TürkiyeHQ recorded Sep 17, 2026	51-200	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 17, 2026 · View company records in RevenueBase
5	EFK Engineering	Exact match	Çankaya, TürkiyeHQ recorded Sep 17, 2026	51-200	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 17, 2026 · View company records in RevenueBase
6	Polarkon	Exact match	Çankaya, TürkiyeHQ recorded Sep 17, 2026	51-200	40 contacts →
	Exact match “Founded in 1995 and headquartered in Ankara, Turkey, with global offices in Düsseldorf, Germany, and Chicago, Illinois, POLARKON is a leading "design-build" engineering and steel…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	Kappa Kalip VE İnşaat Taahhüt A.Ş	Exact match	Çankaya, TürkiyeHQ recorded Sep 17, 2026	51-200	29 contacts →
	Exact match “With its experience from 1988, Kappa has been producing bridge and viaduct constructions and pre-tensioned bridge beams since Kappa has taken its place as the leading solution…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	Yapi Tekni̇k Proje Müşavi̇rli̇k VE Mühendi̇sli̇k	Exact match	Fikirtepe, TürkiyeHQ recorded Sep 17, 2026	11-50	23 contacts →
	Exact match “Yapı Teknik, established in Istanbul in 1988, specializes in the design and the construction management of all types of reinforced concrete, steel and timber structures.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	Büro Statik Mühendislik İnşaat San. VE Tic. Ltd. ŞTI	Exact match	Beşiktaş, TürkiyeHQ recorded Sep 17, 2026	11-50	18 contacts →
	Exact match “Büro Statik Mühendislik İnşaat San.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	Modern Mühendislik	Exact match	İstanbul, TürkiyeHQ recorded Sep 17, 2026	11-50	17 contacts →
	Exact match “Modern Muhendislik was established in 2005 by Galip Topönder, who has 25 years of experience in Civil & Structural Engineering.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	Con-Ak Post Tension	Exact match	Ankara, TürkiyeHQ recorded Sep 17, 2026	51-200	17 contacts →
	Exact match “Post-Tensioning, Cable Stays, Bridges, Buildings, Structure, Tanks, Silos, Engineering, Construction, Consulting” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	Endeco Engineering Design Consultancy	Exact match	Ankara, TürkiyeHQ recorded Sep 17, 2026	11-50	16 contacts →
	Exact match “ENDECO is an engineering, design and consultancy company which was established in 2003.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	OTS Proje Müşavirlik İnşaat	Exact match	Kadıkoy - Istanbul, TürkiyeHQ recorded Sep 17, 2026	11-50	14 contacts →
	Exact match “The company was first established in 1965 under the name of “Vehbi Ozden Project & Design”, mostly working in the area of reinforced concrete structural design, construction of…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	Bridgewiz International Engineering And Consulting	Exact match	Ankara, TürkiyeHQ recorded Sep 17, 2026	1-10	8 contacts →
	Exact match “Trusted Source of Fast and Professional Answers for Bridge Engineering” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15	Puyol Engineering And Consultancy Ltd. CO	Exact match	Çankaya, TürkiyeHQ recorded Sep 17, 2026	11-50	7 contacts →
	Exact match “Dedicated teams to make difference!” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	Protek Proje	Exact match	Istanbul, TürkiyeHQ recorded Sep 17, 2026	11-50	5 contacts →
	Exact match “PROTEK PROJE ulaşım, trafik, altyapı, mimari tasarım, ve inşaat kontrollüğü danışmanlığında önde gelen şirketlerden biridir.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	Tasarim Teknik Consulting Engineering	Exact match	Istanbul, TürkiyeHQ recorded Sep 17, 2026	1-10	5 contacts →
	Exact match “STRUCTURAL CIVIL ENGINEERING AND CONSULTANCY Tasarım Teknik Consulting & Engineering Co.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	İndis Mühendislik	Exact match	İstanbul, TürkiyeHQ recorded Sep 17, 2026	1-10	5 contacts →
	Exact match “Tarihi Eser, Güçlendirme, Betonarme, Ahşap ve Çelik Proje Hesabı yapan firmamız 25 seneyi aşkın bir süredir hizmet vermektedir.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	Hatipzade Engineering	Exact match	Istanbul, TürkiyeHQ recorded Sep 17, 2026	1-10	4 contacts →
	Exact match “With over 8 Million m² Structural Project, 600 Thousand m² Rough Construction and 30 Years of Experience we design Economical, Reliable and Feasible structural projects for…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	Yato Yapısal Tasarım Ofisi	Exact match	Çekmeköy, TürkiyeHQ recorded Sep 17, 2026	1-10	4 contacts →
	Exact match “YApısal Tasarım Ofisi (YATO) YATO Mühendislik, inşaat mühendisliği ve yapı tasarımı konusunda 15 yılı aşan bir sürede toplanan teknik bilgi ve sürekli artmakta olan deneyimlerle…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21	Perform Mühendislik	Exact match	Üsküdar, TürkiyeHQ recorded Sep 17, 2026	51-200	3 contacts →
	Exact match “Perform Mühendislik & Müşavirlik” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22	Cabaci Insaat	Exact match	İzmir, TürkiyeHQ recorded Sep 17, 2026	51-200	3 contacts →
	Exact match “CABACI Civil Eng.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23	Kaiser Mühendislik VE Müşavirlik A.Ş	Exact match	Istanbul, TürkiyeHQ recorded Sep 17, 2026	11-50	3 contacts →
	Exact match “Başlıca faaliyet alanlarımız; Raylı Sistem Müşavirlik ve Mühendislik Hizmetleri, Ulaşım Planlaması, Ulaştırma ve Trafik Mühendisliği Projeleri, Karayolu ve Sanat Yapıları…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24	Denge Engineering Construction LTD	Exact match	İstanbul, TürkiyeHQ recorded Sep 17, 2026	11-50	2 contacts →
	Exact match “DENGE was founded in and has grown to become one of Turkey’s leading engineering design & consultancy company, with delivering innovative construction projects design and…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25	Yavuz Partners Project & Consultancy	Exact match	İzmi̇r, TürkiyeHQ recorded Sep 17, 2026	1-10	2 contacts →
	Exact match “Yavuz Partners, betonarme ve çelik yapıların tasarımı ve danışmanlığı konusunda hizmet veren bir mühendislik firmasıdır."” Recorded in the RevenueBase company graph · Sep 17, 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 “rail bridge engineering 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 156 rail bridge engineering firms based in Türkiye

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Rail bridge engineering firms based in Türkiye at a glance

As of Sep 17, 2026

21.7%Verified-email coverage

12.2Average contacts per company

1-10Median size (employees)

21.2%Largest-city concentration · Ankara

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

Email recency for this list is measured worldwide rather than for Türkiye, so it is reported there. Company counts and contact totals on this page are exact for Türkiye, over 156 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 “rail bridge engineering 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 413 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 17, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “rail bridge engineering firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many rail bridge engineering firms are there based in Türkiye?

RevenueBase identified 156 company matches for rail bridge engineering 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?

Tcdd Teknik Mühendislik VE Müşavirlik A.Ş tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most rail bridge engineering firms?

Ankara leads with 33 company records, followed by Istanbul (30) and Cankaya (16).

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 413 professional contacts with verified work emails tracked across these 156 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 17, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase 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.