Company lists · Data refreshed September 2026
Top 25 Engineering outsourcing firms based in Türkiye
RevenueBase identified 813 company matches for engineering outsourcing firms associated with Türkiye as of September 2026 and tracks 8,712 professional contacts across them, including 1,346 with verified work emails. Istanbul is the largest hub.
This list covers company matches for engineering outsourcing 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 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.
The 25 largest engineering outsourcing firms based in Türkiye
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 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 | |||||
| 2 | 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 28, 2026 · View company records in RevenueBase | |||||
| 3 | 435 contacts → | ||||
Exact match “FEV Türkiye, which provides turnkey engineering solutions in the automotive industry, on vehicle development, software, autonomous driving, electric and conventional propulsion…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 4 | 330 contacts → | ||||
Exact match “Sigma olarak inşaat sektöründeki 30 yılı aşkın tecrübemiz ve çözüm odaklı yaklaşımımızla Türkiye'nin en güvenilir mühendislik ve danışmanlık firmaları arasında yer alıyoruz.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 5 | 293 contacts → | ||||
Exact match “Founded in 1964, SU-YAPI Engineering and Consulting Inc.” Recorded in the RevenueBase company graph · Sep 28, 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 28, 2026 · View company records in RevenueBase | |||||
| 7 | 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 | |||||
| 8 | 183 contacts → | ||||
Exact match “BİAS Mühendislik, 1997 yılında kurulmuştur ve makina mühendisliği disiplinlerinde ileri mühendislik çözümleri sunmaktadır.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 9 | 106 contacts → | ||||
Exact match “HEXAGON STUDIO is a Turkish company established to give design and engineering services in Mobility and Defense Industries, for both OEM's and Suppliers in local and international…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 10 | 104 contacts → | ||||
Exact match “Ottonom Engineering Solutions was established to increase the engineering know-how and efficiency of the Turkish industry with its unique design competence, creative identity and…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 11 | 101 contacts → | ||||
Exact match “MCSistem elektromekanik sistem entegrasyonu yapan bir kuruluştur.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 12 | 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 | |||||
| 13 | 77 contacts → | ||||
Exact match “MCA Yapı, 2010 yılında mekanik ve elektrik sistemlerde yüksek kaliteli mühendislik çözümleri sunmak amacıyla kurulmuştur.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 14 | 74 contacts → | ||||
Exact match “BİZE Grup şirketi olarak 2012 yılında kurulan DEMETAL; kalıp, fikstür ve özel makinalar konusunda iç piyasaya dolaylı yoldan da ihracat yapan Türkiye ekonomisine katkıda bulunan…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 15 | 61 contacts → | ||||
Exact match “TIBA is formed in 2005 to serve expanding needs of construction industry.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 16 | 57 contacts → | ||||
Exact match “USTUNOVA Engineering and R&D is a distinguished engineering and software company with over a decade of proven excellence in advanced technologies.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 17 | 55 contacts → | ||||
Exact match “At A Glance;* Oil & Gas Engineering Company,* Managed by Practicing Refinery Engineers,* Engineering Expertise that Minimizes Cost & Improves Process,* Over 100 Total Project…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 18 | 48 contacts → | ||||
Exact match “Müşteri odaklılık, güvenilirlik, tarafsızlık, sorumluluk, ulaşılabilirlik ve özveri prensipleri ile yola çıkan firmamız, tüm müşterilerimize yeni teknolojileri sunarak proje…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 19 | 46 contacts → | ||||
Exact match “Kartega Team welcomes you!” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 20 | 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 | |||||
| 21 | 35 contacts → | ||||
Exact match “Poligon Mühendislik, 3 boyutlu teknolojiler alanında uzman kadrosuyla başta savunma, havacılık ve otomotiv olmak üzere pek çok sektöre katma değerli mühendislik hizmetleri…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 22 | 31 contacts → | ||||
Exact match “AGM Mühendislik 1993 yılında Ankara'da kurulmuştur.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 23 | 30 contacts → | ||||
Exact match “Vega Networks is a company that offers top-notch offshore engineering services, an exclusively dedicated team of software engineers, to its clients.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 24 | 30 contacts → | ||||
Exact match “2005 Yılında Mühendislik Hizmetleri vermek üzere kurulan şirketimiz bugün 40 mühendisten oluşan güçlü teknik yapısı, 18 yıllık ulusal iş tecrübesi ve binlerle mutlu referansı ile…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 25 | 29 contacts → | ||||
Exact match “Firmamız, 1990 yılında mühendislik hizmeti vermek ve kendi tasarımı mühendislik ürünlerini üretmek amacıyla kurulmuştur.” 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 “engineering outsourcing 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 813 engineering outsourcing firms based in Türkiye
See the full list, filter by size, metro and specialty, and access 1,346 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Engineering outsourcing firms based in Türkiye at a glance
As of Sep 28, 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 813 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 “engineering outsourcing 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 1,346 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.
Engineering outsourcing 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 “engineering outsourcing firms”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many engineering outsourcing firms are there based in Türkiye?
RevenueBase identified 813 company matches for engineering outsourcing 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?
Mapa Group tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most engineering outsourcing firms?
Istanbul leads with 151 company records, followed by Ankara (110) and Bursa (44).
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 1,346 professional contacts with verified work emails tracked across these 813 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.
Ready to reach these companies? Verified emails and direct dials for all 813 engineering outsourcing firms based in Türkiye. Start with a free account, no credit card.
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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.
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Company intelligence · public preview
Top 25 engineering outsourcing 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 813 matching company records for engineering outsourcing firms based in Türkiye, with 8,712 tracked contacts and 1,346 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 28, 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 engineering outsourcing 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 |  Mapa Groupmapa.groupHQ: Ankara, TürkiyeReported employees: 10001+ | Ankara, Türkiye | 10001+ | Exact match | 959 contacts → |
“Mapa Group has emerged as a global leader in the engineering and construction industry, now spanning three continents.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | 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 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  FEV Türkiyefev.comHQ: Istanbul, TürkiyeReported employees: 201-500 | Istanbul, Türkiye | 201-500 | Exact match | 435 contacts → |
“FEV Türkiye, which provides turnkey engineering solutions in the automotive industry, on vehicle development, software, autonomous driving, electric and conventional propulsion…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  SIGMAsigmamuhendislik.com.trHQ: Besiktas, TürkiyeReported employees: 201-500 | Besiktas, Türkiye | 201-500 | Exact match | 330 contacts → |
“Sigma olarak inşaat sektöründeki 30 yılı aşkın tecrübemiz ve çözüm odaklı yaklaşımımızla Türkiye'nin en güvenilir mühendislik ve danışmanlık firmaları arasında yer alıyoruz.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Su-Yapi Engineering & Consulting INCsuyapi.com.tr HQ: Ankara, TürkiyeReported employees: 501-1,000 | Ankara, Türkiye | 501-1,000 | Exact match | 293 contacts → |
“Founded in 1964, SU-YAPI Engineering and Consulting Inc.” Recorded description excerpt · September 28, 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 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Koltek Consulting COkoltek.com.trHQ: Ankara, TürkiyeReported employees: 501-1,000 | Ankara, Türkiye | 501-1,000 | Exact match | 253 contacts → |
“Established in 1988, KOLTEK is a technical consulting firm that offers multidisciplinary engineering services locally and abroad.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Bi̇as Mühendislikbias.com.trHQ: Istanbul, TürkiyeReported employees: 51-200 | Istanbul, Türkiye | 51-200 | Exact match | 183 contacts → |
“BİAS Mühendislik, 1997 yılında kurulmuştur ve makina mühendisliği disiplinlerinde ileri mühendislik çözümleri sunmaktadır.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Hexagon Studiohexagonstudio.com.trHQ: Çayırova, TürkiyeReported employees: 201-500 | Çayırova, Türkiye | 201-500 | Exact match | 106 contacts → |
“HEXAGON STUDIO is a Turkish company established to give design and engineering services in Mobility and Defense Industries, for both OEM's and Suppliers in local and international…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Ottonom Engineeringottonom.com HQ: Bursa, TürkiyeReported employees: 201-500 | Bursa, Türkiye | 201-500 | Exact match | 104 contacts → |
“Ottonom Engineering Solutions was established to increase the engineering know-how and efficiency of the Turkish industry with its unique design competence, creative identity and…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | MC Sistemmcsistem.com.tr HQ: Çankaya Mahallesi, TürkiyeReported employees: 201-500 | Çankaya Mahallesi, Türkiye | 201-500 | Exact match | 101 contacts → |
“MCSistem elektromekanik sistem entegrasyonu yapan bir kuruluştur.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Stadia Engineeringstadia.com.trHQ: Çankaya, TürkiyeReported employees: 51-200 | Çankaya, Türkiye | 51-200 | Exact match | 77 contacts → |
“Stadia Engineering and Consultancy was established in 2018.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | MCA Yapimcayapi.com HQ: Istanbul, TürkiyeReported employees: 201-500 | Istanbul, Türkiye | 201-500 | Exact match | 77 contacts → |
“MCA Yapı, 2010 yılında mekanik ve elektrik sistemlerde yüksek kaliteli mühendislik çözümleri sunmak amacıyla kurulmuştur.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Demetal Kalıp VE Makine Sanayi Ticaret A.Şdemetal.comHQ: Bursa, TürkiyeReported employees: 51-200 | Bursa, Türkiye | 51-200 | Exact match | 74 contacts → |
“BİZE Grup şirketi olarak 2012 yılında kurulan DEMETAL; kalıp, fikstür ve özel makinalar konusunda iç piyasaya dolaylı yoldan da ihracat yapan Türkiye ekonomisine katkıda bulunan…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  TIBAtiba.com.trHQ: Istanbul, TürkiyeReported employees: 51-200 | Istanbul, Türkiye | 51-200 | Exact match | 61 contacts → |
“TIBA is formed in 2005 to serve expanding needs of construction industry.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Üstünova Mühendi̇sli̇k VE Argeustunova.com.trHQ: Gölbaşı, TürkiyeReported employees: 51-200 | Gölbaşı, Türkiye | 51-200 | Exact match | 57 contacts → |
“USTUNOVA Engineering and R&D is a distinguished engineering and software company with over a decade of proven excellence in advanced technologies.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Koryon Engineering & Consultancykoryon.com.trHQ: Bornova, TürkiyeReported employees: 11-50 | Bornova, Türkiye | 11-50 | Exact match | 55 contacts → |
“At A Glance;* Oil & Gas Engineering Company,* Managed by Practicing Refinery Engineers,* Engineering Expertise that Minimizes Cost & Improves Process,* Over 100 Total Project…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Teknik Grup Savunma Havacılıkteknikgrup.org HQ: Ankara, TürkiyeReported employees: 201-500 | Ankara, Türkiye | 201-500 | Exact match | 48 contacts → |
“Müşteri odaklılık, güvenilirlik, tarafsızlık, sorumluluk, ulaşılabilirlik ve özveri prensipleri ile yola çıkan firmamız, tüm müşterilerimize yeni teknolojileri sunarak proje…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Kartega UKkartega.com HQ: İstanbul, TürkiyeReported employees: 51-200 | İstanbul, Türkiye | 51-200 | Exact match | 46 contacts → |
“Kartega Team welcomes you!” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  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 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Poligon Mühendislik A.Şpoligonmuhendislik.comHQ: Umraniye, TürkiyeReported employees: 11-50 | Umraniye, Türkiye | 11-50 | Exact match | 35 contacts → |
“Poligon Mühendislik, 3 boyutlu teknolojiler alanında uzman kadrosuyla başta savunma, havacılık ve otomotiv olmak üzere pek çok sektöre katma değerli mühendislik hizmetleri…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  AGM Mühendislikagm.com.trHQ: Ankara, TürkiyeReported employees: 11-50 | Ankara, Türkiye | 11-50 | Exact match | 31 contacts → |
“AGM Mühendislik 1993 yılında Ankara'da kurulmuştur.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Vega Networksveganetworks.netHQ: Istanbul, TürkiyeReported employees: 51-200 | Istanbul, Türkiye | 51-200 | Exact match | 30 contacts → |
“Vega Networks is a company that offers top-notch offshore engineering services, an exclusively dedicated team of software engineers, to its clients.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Mittel Tozoğlu Ltd. ŞTItozoglu.com.trHQ: Alavardı, TürkiyeReported employees: 11-50 | Alavardı, Türkiye | 11-50 | Exact match | 30 contacts → |
“2005 Yılında Mühendislik Hizmetleri vermek üzere kurulan şirketimiz bugün 40 mühendisten oluşan güçlü teknik yapısı, 18 yıllık ulusal iş tecrübesi ve binlerle mutlu referansı ile…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  RMC Mühendislikrmc.com.trHQ: Istanbul, TürkiyeReported employees: 11-50 | Istanbul, Türkiye | 11-50 | Exact match | 29 contacts → |
“Firmamız, 1990 yılında mühendislik hizmeti vermek ve kendi tasarımı mühendislik ürünlerini üretmek amacıyla kurulmuştur.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 813 company matches
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Engineering outsourcing firms: dataset insights
September 28, 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
812 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 worldwide rather than for Türkiye, so it is reported there. Company counts and contact totals on this page are exact for Türkiye, over 813 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 28, 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 ↗
Engineering outsourcing firms by metro
Questions about this company list
What does Exact match mean for engineering outsourcing 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 engineering outsourcing firms did RevenueBase find based in Türkiye?
The saved snapshot records 813 matching company records, 8,712 tracked contacts and 1,346 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 28, 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
Engineering outsourcing firms by geography
- Engineering outsourcing firms based in Buenos Aires, Argentina
- Engineering outsourcing firms based in Brisbane, Australia
- Engineering outsourcing firms based in Melbourne, Australia
- Engineering outsourcing firms based in Perth, Australia
- Engineering outsourcing firms based in Sydney, Australia
- Engineering outsourcing firms based in Belo Horizonte, Brazil
- Engineering outsourcing firms based in Curitiba, Brazil
- Engineering outsourcing firms based in Porto Alegre, Brazil
- Engineering outsourcing firms based in Recife, Brazil
- Engineering outsourcing firms based in Rio De Janeiro, Brazil
- Engineering outsourcing firms based in Salvador, Brazil
- Engineering outsourcing firms based in Sao Paulo, Brazil
Cite this list
RevenueBase Data Team. Top 25 engineering outsourcing firms based in Türkiye. Snapshot: September 28, 2026. https://revenuebase.ai/companies/engineering-outsourcing-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
- Engineering outsourcing firms based in Buenos Aires, Argentina
- Engineering outsourcing firms based in Brisbane, Australia
- Engineering outsourcing firms based in Melbourne, Australia
- Engineering outsourcing firms based in Perth, Australia
- Engineering outsourcing firms based in Sydney, Australia
- Engineering outsourcing firms based in Belo Horizonte, Brazil
Company intelligence · public preview
Top 25 engineering outsourcing firms based in Türkiye
RevenueBase records 813 matching company records for engineering outsourcing firms based in Türkiye, with 8,712 tracked contacts and 1,346 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 28, 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 engineering outsourcing 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 | Mapa Groupmapa.group HQ: Ankara, TürkiyeReported employees: 10001+ | Ankara, Türkiye | 10001+ | Exact match | 959 contacts → |
“Mapa Group has emerged as a global leader in the engineering and construction industry, now spanning three continents.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | 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 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | FEV Türkiyefev.com HQ: Istanbul, TürkiyeReported employees: 201-500 | Istanbul, Türkiye | 201-500 | Exact match | 435 contacts → |
“FEV Türkiye, which provides turnkey engineering solutions in the automotive industry, on vehicle development, software, autonomous driving, electric and conventional propulsion…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | SIGMAsigmamuhendislik.com.tr HQ: Besiktas, TürkiyeReported employees: 201-500 | Besiktas, Türkiye | 201-500 | Exact match | 330 contacts → |
“Sigma olarak inşaat sektöründeki 30 yılı aşkın tecrübemiz ve çözüm odaklı yaklaşımımızla Türkiye'nin en güvenilir mühendislik ve danışmanlık firmaları arasında yer alıyoruz.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Su-Yapi Engineering & Consulting INCsuyapi.com.tr HQ: Ankara, TürkiyeReported employees: 501-1,000 | Ankara, Türkiye | 501-1,000 | Exact match | 293 contacts → |
“Founded in 1964, SU-YAPI Engineering and Consulting Inc.” Recorded description excerpt · September 28, 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 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Koltek Consulting COkoltek.com.tr HQ: Ankara, TürkiyeReported employees: 501-1,000 | Ankara, Türkiye | 501-1,000 | Exact match | 253 contacts → |
“Established in 1988, KOLTEK is a technical consulting firm that offers multidisciplinary engineering services locally and abroad.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Bi̇as Mühendislikbias.com.tr HQ: Istanbul, TürkiyeReported employees: 51-200 | Istanbul, Türkiye | 51-200 | Exact match | 183 contacts → |
“BİAS Mühendislik, 1997 yılında kurulmuştur ve makina mühendisliği disiplinlerinde ileri mühendislik çözümleri sunmaktadır.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Hexagon Studiohexagonstudio.com.tr HQ: Çayırova, TürkiyeReported employees: 201-500 | Çayırova, Türkiye | 201-500 | Exact match | 106 contacts → |
“HEXAGON STUDIO is a Turkish company established to give design and engineering services in Mobility and Defense Industries, for both OEM's and Suppliers in local and international…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Ottonom Engineeringottonom.com HQ: Bursa, TürkiyeReported employees: 201-500 | Bursa, Türkiye | 201-500 | Exact match | 104 contacts → |
“Ottonom Engineering Solutions was established to increase the engineering know-how and efficiency of the Turkish industry with its unique design competence, creative identity and…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | MC Sistemmcsistem.com.tr HQ: Çankaya Mahallesi, TürkiyeReported employees: 201-500 | Çankaya Mahallesi, Türkiye | 201-500 | Exact match | 101 contacts → |
“MCSistem elektromekanik sistem entegrasyonu yapan bir kuruluştur.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Stadia Engineeringstadia.com.tr HQ: Çankaya, TürkiyeReported employees: 51-200 | Çankaya, Türkiye | 51-200 | Exact match | 77 contacts → |
“Stadia Engineering and Consultancy was established in 2018.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | MCA Yapimcayapi.com HQ: Istanbul, TürkiyeReported employees: 201-500 | Istanbul, Türkiye | 201-500 | Exact match | 77 contacts → |
“MCA Yapı, 2010 yılında mekanik ve elektrik sistemlerde yüksek kaliteli mühendislik çözümleri sunmak amacıyla kurulmuştur.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Demetal Kalıp VE Makine Sanayi Ticaret A.Şdemetal.com HQ: Bursa, TürkiyeReported employees: 51-200 | Bursa, Türkiye | 51-200 | Exact match | 74 contacts → |
“BİZE Grup şirketi olarak 2012 yılında kurulan DEMETAL; kalıp, fikstür ve özel makinalar konusunda iç piyasaya dolaylı yoldan da ihracat yapan Türkiye ekonomisine katkıda bulunan…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | TIBAtiba.com.tr HQ: Istanbul, TürkiyeReported employees: 51-200 | Istanbul, Türkiye | 51-200 | Exact match | 61 contacts → |
“TIBA is formed in 2005 to serve expanding needs of construction industry.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Üstünova Mühendi̇sli̇k VE Argeustunova.com.tr HQ: Gölbaşı, TürkiyeReported employees: 51-200 | Gölbaşı, Türkiye | 51-200 | Exact match | 57 contacts → |
“USTUNOVA Engineering and R&D is a distinguished engineering and software company with over a decade of proven excellence in advanced technologies.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Koryon Engineering & Consultancykoryon.com.tr HQ: Bornova, TürkiyeReported employees: 11-50 | Bornova, Türkiye | 11-50 | Exact match | 55 contacts → |
“At A Glance;* Oil & Gas Engineering Company,* Managed by Practicing Refinery Engineers,* Engineering Expertise that Minimizes Cost & Improves Process,* Over 100 Total Project…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Teknik Grup Savunma Havacılıkteknikgrup.org HQ: Ankara, TürkiyeReported employees: 201-500 | Ankara, Türkiye | 201-500 | Exact match | 48 contacts → |
“Müşteri odaklılık, güvenilirlik, tarafsızlık, sorumluluk, ulaşılabilirlik ve özveri prensipleri ile yola çıkan firmamız, tüm müşterilerimize yeni teknolojileri sunarak proje…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Kartega UKkartega.com HQ: İstanbul, TürkiyeReported employees: 51-200 | İstanbul, Türkiye | 51-200 | Exact match | 46 contacts → |
“Kartega Team welcomes you!” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | 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 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Poligon Mühendislik A.Şpoligonmuhendislik.com HQ: Umraniye, TürkiyeReported employees: 11-50 | Umraniye, Türkiye | 11-50 | Exact match | 35 contacts → |
“Poligon Mühendislik, 3 boyutlu teknolojiler alanında uzman kadrosuyla başta savunma, havacılık ve otomotiv olmak üzere pek çok sektöre katma değerli mühendislik hizmetleri…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | AGM Mühendislikagm.com.tr HQ: Ankara, TürkiyeReported employees: 11-50 | Ankara, Türkiye | 11-50 | Exact match | 31 contacts → |
“AGM Mühendislik 1993 yılında Ankara'da kurulmuştur.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Vega Networksveganetworks.net HQ: Istanbul, TürkiyeReported employees: 51-200 | Istanbul, Türkiye | 51-200 | Exact match | 30 contacts → |
“Vega Networks is a company that offers top-notch offshore engineering services, an exclusively dedicated team of software engineers, to its clients.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Mittel Tozoğlu Ltd. ŞTItozoglu.com.tr HQ: Alavardı, TürkiyeReported employees: 11-50 | Alavardı, Türkiye | 11-50 | Exact match | 30 contacts → |
“2005 Yılında Mühendislik Hizmetleri vermek üzere kurulan şirketimiz bugün 40 mühendisten oluşan güçlü teknik yapısı, 18 yıllık ulusal iş tecrübesi ve binlerle mutlu referansı ile…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | RMC Mühendislikrmc.com.tr HQ: Istanbul, TürkiyeReported employees: 11-50 | Istanbul, Türkiye | 11-50 | Exact match | 29 contacts → |
“Firmamız, 1990 yılında mühendislik hizmeti vermek ve kendi tasarımı mühendislik ürünlerini üretmek amacıyla kurulmuştur.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 813 company matches
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Engineering outsourcing firms: dataset insights
September 28, 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
812 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 worldwide rather than for Türkiye, so it is reported there. Company counts and contact totals on this page are exact for Türkiye, over 813 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 28, 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 ↗
Engineering outsourcing firms by metro
Questions about this company list
What does Exact match mean for engineering outsourcing 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 engineering outsourcing firms did RevenueBase find based in Türkiye?
The saved snapshot records 813 matching company records, 8,712 tracked contacts and 1,346 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 28, 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
Engineering outsourcing firms by geography
- Engineering outsourcing firms based in Buenos Aires, Argentina
- Engineering outsourcing firms based in Brisbane, Australia
- Engineering outsourcing firms based in Melbourne, Australia
- Engineering outsourcing firms based in Perth, Australia
- Engineering outsourcing firms based in Sydney, Australia
- Engineering outsourcing firms based in Belo Horizonte, Brazil
- Engineering outsourcing firms based in Curitiba, Brazil
- Engineering outsourcing firms based in Porto Alegre, Brazil
- Engineering outsourcing firms based in Recife, Brazil
- Engineering outsourcing firms based in Rio De Janeiro, Brazil
- Engineering outsourcing firms based in Salvador, Brazil
- Engineering outsourcing firms based in Sao Paulo, Brazil
Cite this list
RevenueBase Data Team. Top 25 engineering outsourcing firms based in Türkiye. Snapshot: September 28, 2026. https://revenuebase.ai/companies/engineering-outsourcing-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
- Engineering outsourcing firms based in Buenos Aires, Argentina
- Engineering outsourcing firms based in Brisbane, Australia
- Engineering outsourcing firms based in Melbourne, Australia
- Engineering outsourcing firms based in Perth, Australia
- Engineering outsourcing firms based in Sydney, Australia
- Engineering outsourcing firms based in Belo Horizonte, Brazil