Company lists · Data refreshed September 2026

Top 25 Infrastructure engineering staffing companies based in Türkiye

Name: Infrastructure engineering staffing companies based in Türkiye
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 555 companies tracked

RevenueBase identified 555 company matches for infrastructure engineering staffing companies associated with Türkiye as of September 2026 and tracks 12,807 professional contacts across them, including 954 with verified work emails. Ankara is the largest hub.

This list covers company matches for infrastructure engineering staffing companies 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 28, 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 28, 2026 How this list was built

555Companies

12,807Contacts tracked

954Verified emails

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The 25 largest infrastructure engineering staffing companies based in Türkiye

Ranked by team size

Top 25 of 555 company matches for infrastructure engineering staffing companies based in Türkiye, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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	Yapı Merkezi	Exact match	TürkiyeHQ recorded Sep 28, 2026	10001+	2,852 contacts →
	Exact match “Yapı Merkezi, founded in 1965, aims "to create and to realize construction projects that will serve humanity by creating environments of happiness".” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2	Mapa Group	Exact match	Ankara, TürkiyeHQ recorded Sep 28, 2026	10001+	959 contacts →
	Exact match “Mapa Group has emerged as a global leader in the engineering and construction industry, now spanning three continents.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3	Renaissance Construction	Exact match	Çankaya / Ankara, TürkiyeHQ recorded Sep 28, 2026	5,001-10,000	818 contacts →
	Exact match “Renaissance Construction was founded in St.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4	Fernas Construction Company INC	Exact match	Ankara, TürkiyeHQ recorded Sep 28, 2026	5,001-10,000	475 contacts →
	Exact match “Fernas is a Turkey based company currentlyFounded in 1982, Fernas Construction is the Group's locomotive company.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5	Iris Construction	Exact match	Kucukcekmece, TürkiyeHQ recorded Sep 28, 2026	1,001-5,000	341 contacts →
	Exact match “IRIS AS headquartered in Istanbul.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6	Prokon Mühendislik VE Müşavirlik A.Ş	Exact match	Ankara, TürkiyeHQ recorded Sep 28, 2026	201-500	340 contacts →
	Exact match “Expertise in Design, Engineering & Consultancy” PROKON Engineering & Consultancy Inc.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7	Ekon Industry Construction & Trade INC	Exact match	Ankara, TürkiyeHQ recorded Sep 28, 2026	5,001-10,000	312 contacts →
	Exact match “EKON is a leading engineering & construction company for establishing infrastructure and integrated industrial projects from the planning and design stages, through engineering…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8	Tekfen Engineering	Exact match	Sisli, TürkiyeHQ recorded Sep 28, 2026	201-500	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 28, 2026 · View company records in RevenueBase
9	Koltek Consulting CO	Exact match	Ankara, TürkiyeHQ recorded Sep 28, 2026	501-1,000	253 contacts →
	Exact match “Established in 1988, KOLTEK is a technical consulting firm that offers multidisciplinary engineering services locally and abroad.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10	Temelsu International Engineering Services INC	Exact match	Ankara, TürkiyeHQ recorded Sep 28, 2026	201-500	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 28, 2026 · View company records in RevenueBase
11	Berksan Engineering And Construction INC	Exact match	Uskudar, TürkiyeHQ recorded Sep 28, 2026	501-1,000	178 contacts →
	Exact match “Berksan was established in 1998 to provide engineering and construction services for national and international projects.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12	Eltemtek A.Ş	Exact match	Ankara, TürkiyeHQ recorded Sep 28, 2026	501-1,000	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 28, 2026 · View company records in RevenueBase
13	Kasktaş	Exact match	Beşiktaş, TürkiyeHQ recorded Sep 28, 2026	201-500	167 contacts →
	Exact match “KASKTAŞ’ın doğuşu, 1957 yılında kurulan ve günümüzde dünyanın en büyük taahhüt firmaları arasında yer alan ENKA İnşaat ve Sanayi A.Ş.’ye dayanmaktadır.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14	Prota Engineering	Exact match	Ankara, TürkiyeHQ recorded Sep 28, 2026	201-500	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 28, 2026 · View company records in RevenueBase
15	Dolsar Engineering Inc. CO	Exact match	Ankara, TürkiyeHQ recorded Sep 28, 2026	201-500	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 28, 2026 · View company records in RevenueBase
16	Mega Engineering Consulting	Exact match	Umitkoy, TürkiyeHQ recorded Sep 28, 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 28, 2026 · View company records in RevenueBase
17	İksa Mühendislik	Exact match	Ankara, TürkiyeHQ recorded Sep 28, 2026	501-1,000	118 contacts →
	Exact match “IKSA Engineering Consultancy Construction Industry and Trade Inc; with its expert technical staff, numerous technological machinery and successfully concluded domestic and foreign…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18	Sargin İnşaat VE Maki̇ne Sanayi̇ Ti̇caret A.Ş	Exact match	Ankara, TürkiyeHQ recorded Sep 28, 2026	1,001-5,000	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 28, 2026 · View company records in RevenueBase
19	Trakkom Engineering & Industries	Exact match	Maltepe, TürkiyeHQ recorded Sep 28, 2026	51-200	83 contacts →
	Exact match “With over 15 years of experience in mechanized tunneling and heavy machinery & equipment, Trakkom Engineering offers sustainable global solutions for the partners all over the…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20	Stadia Engineering	Exact match	Çankaya, TürkiyeHQ recorded Sep 28, 2026	51-200	77 contacts →
	Exact match “Stadia Engineering and Consultancy was established in 2018.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21	BCT Construction Architecture Engineering Consultancy Incorporated Company	Exact match	Ankara, TürkiyeHQ recorded Sep 28, 2026	51-200	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 28, 2026 · View company records in RevenueBase
22	Biltek Construction International Company	Exact match	Ankara, TürkiyeHQ recorded Sep 28, 2026	501-1,000	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 28, 2026 · View company records in RevenueBase
23	Zemin Etüd VE Tasarım A.Ş	Exact match	Istanbul, TürkiyeHQ recorded Sep 28, 2026	51-200	52 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24	EFK Engineering	Exact match	Çankaya, TürkiyeHQ recorded Sep 28, 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 28, 2026 · View company records in RevenueBase
25	Hesatekni̇k	Exact match	İzmir, TürkiyeHQ recorded Sep 28, 2026	11-50	43 contacts →
	Exact match “HESATEKNİK dönemin gelişmiş ve verimli teknoloji altyapılarını kullanarak, geleceğin endüstriyel ve enerji üretim tesislerini müşterilerine anahtar teslimi sunmayı, kesintisiz…” Recorded in the RevenueBase company graph · Sep 28, 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 “infrastructure engineering staffing companies”. 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 555 infrastructure engineering staffing companies based in Türkiye

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Infrastructure engineering staffing companies based in Türkiye at a glance

As of Sep 28, 2026

7.4%Verified-email coverage

23.1Average contacts per company

11-50Median size (employees)

20.0%Largest-city concentration · Ankara

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

219

11-50

191

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

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 555 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 “infrastructure engineering staffing companies” 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 954 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 28, 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.

Infrastructure engineering staffing companies 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 “infrastructure engineering staffing companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many infrastructure engineering staffing companies are there based in Türkiye?

RevenueBase identified 555 company matches for infrastructure engineering staffing companies 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?

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

Which city has the most infrastructure engineering staffing companies?

Ankara leads with 111 company records, followed by Istanbul (105) and Cankaya (56).

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 954 professional contacts with verified work emails tracked across these 555 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 28, 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.