Company lists · Data refreshed November 2026

Top 25 Systems infrastructure engineers based in Türkiye

RevenueBase identified 524 company matches for systems infrastructure engineers associated with Türkiye as of November 2026 and tracks 4,267 professional contacts across them, including 1,129 with verified work emails. Istanbul is the largest hub.

This list covers company matches for systems infrastructure engineers 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 November 6, 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 Nov 6, 2026 How this list was built
524Companies
4,267Contacts tracked
1,129Verified emails
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The 25 largest systems infrastructure engineers based in Türkiye

Ranked by team size
Top 25 of 524 company matches for systems infrastructure engineers based in Türkiye, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchIstanbul, TürkiyeHQ recorded Nov 6, 202651-200166 contacts →

Exact match

“Eczacıbaşı Information and Communication Technologies Eczacıbaşı Information and Communication Technologies (Eczacıbaşı ICT) is a provider of information technology solutions and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchIstanbul, TürkiyeHQ recorded Nov 6, 202651-200160 contacts →

Exact match

“Telcoset olarak 2003 yılından bugüne kadar 130+ çalışma arkadaşlarımızla 19 farklı ülkede 550+ müşterimize; Network Çözümleri, Kurumsal Sistem Çözümleri, Veri Merkezi Altyapı…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchKadikoy, TürkiyeHQ recorded Nov 6, 202651-200109 contacts →

Exact match

“Infonal is a technology services and IT consultancy company providing deeply enterprise software architecture and domain specific know how.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchIstanbul, TürkiyeHQ recorded Nov 6, 2026201-500104 contacts →

Exact match

“About Turcom Turcom has been providing ICT solutions and 7/24 support to an ever growing number of corporate customers practically in all the sectors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchİstanbul, TürkiyeHQ recorded Nov 6, 2026201-50094 contacts →

Exact match

“KG Teknoloji’s know-how and experience dates back to the year of 2003.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchŞişli, TürkiyeHQ recorded Nov 6, 202651-20078 contacts →

Exact match

“Since our founding in 1997, we have worked to provide value to our customers by offering customized services with a focus on technology.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchİçerenköy, TürkiyeHQ recorded Nov 6, 202651-20071 contacts →

Exact match

“Developing strong partners with the world's largest technology manufacturers, BNTPRO; While providing professional solutions for the needs of its customers, with its domestic…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchİstanbul, TürkiyeHQ recorded Nov 6, 202651-20059 contacts →

Exact match

“Ldap; Entegrasyon, telekomünikasyon ve bilişim sektörlerinde, projelendirme, satış, kurulum, bakım, eleman kiralama, profesyonel teknik destek, danışmanlık ve eğitim hizmetleri…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchİstanbul, TürkiyeHQ recorded Nov 6, 2026201-50059 contacts →

Exact match

“Destel is a system integrator, established in 2003 in order to meet all kinds of technology requirements of medium and large scale companies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchKadikoy, TürkiyeHQ recorded Nov 6, 202651-20058 contacts →

Exact match

“İHS is one of the pioneer establishments of the ICT sector in Turkey with regard to the value-added projects and the infrastructure services provided.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchİstanbul, TürkiyeHQ recorded Nov 6, 202651-20055 contacts →

Exact match

“DESistem, hizmet verdiği alanlardaki deneyimli ve güçlü kadrosu ile satış öncesi ve satış sonrası uçtan uca çözüm ve hizmetler sunarak, müşterilerine doğru çözümleri, hızlı ve…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchSeyhan, TürkiyeHQ recorded Nov 6, 202651-20054 contacts →

Exact match

“Evant works with the giants of Tech Industry to meet customers demand with the right solution.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchİstanbul, TürkiyeHQ recorded Nov 6, 202611-5051 contacts →

Exact match

“ComPro is one of the most prominent IT System Integrator companies in Turkey.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchIstanbul, TürkiyeHQ recorded Nov 6, 202651-20043 contacts →

Exact match

“Established in 2015, Montag Consulting is the recognized leader in solution design and implementation services for information technology systems.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchBeyoglu, TürkiyeHQ recorded Nov 6, 202611-5043 contacts →

Exact match

“APRO Bilgi Teknolojileri A.Ş, Bilgi ve iletişim teknolojileri alanlarında uçtan uca sistem entegrasyonu ve teknoloji hizmetleri sunmaktadır.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchİstanbul, TürkiyeHQ recorded Nov 6, 202651-20042 contacts →

Exact match

“Founded in 2009, BASISTEK is certified to ISO 9001, ISO and ISO 27001 standards and delivers AI-powered autonomous IT services, value-driven IT solutions, and ServiceOps…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchIstanbul, TürkiyeHQ recorded Nov 6, 202651-20042 contacts →

Exact match

“NetCore Bilişim, müşterilerine yüksek teknoloji bileşenleri kullanarak, konularında uzman kadrosu ile sektörde bilişim alanında ilerlemeyi hedefleyen kurumların bilgi ve iletişim…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchİzmi̇r, TürkiyeHQ recorded Nov 6, 202611-5042 contacts →

Exact match

“BTE Bilgisayar (Bilgi Teknolojileri Eğitim ve Danışmanlık) 2009 yılında sistem entegratör kimliğiyle IT sektörüne giriş yapmıştır.Profesyonel güçlü kadrosuyla birlikte müşteri…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchSisli, TürkiyeHQ recorded Nov 6, 202611-5042 contacts →

Exact match

“Skyloop Cloud is your premier partner for cloud solutions, empowering companies to excel with speed, agility, and competitiveness.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchİstanbul, TürkiyeHQ recorded Nov 6, 202651-20041 contacts →

Exact match

“CloudCan olarak; İNSAN ODAKLI PROJELERLE, ŞİRKETLERİ GELECEĞE TAŞIYORUZ.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchBursa, TürkiyeHQ recorded Nov 6, 202651-20041 contacts →

Exact match

“YeşimTech is the technology company of Yeşim Group, which was founded in 1983 and continues its activities in 9 different locations in 3 countries with its nearly 16 thousand…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchKocaeli, TürkiyeHQ recorded Nov 6, 202651-20037 contacts →

Exact match

“Bizim Bulut Teknoloji Çözümleri olarak Bilişim Vadisi'nde bulunan şirketimiz Bulut Bilişim teknolojileri sektöründe hizmet vermektedir.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchIstanbul, TürkiyeHQ recorded Nov 6, 202611-5034 contacts →

Exact match

“ANKASOFT, a software and technology consulting and services business, works with worldwide enterprises to create, administer, manage, and protect multi-cloud applications.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchİstanbul, TürkiyeHQ recorded Nov 6, 202651-20033 contacts →

Exact match

“1987 yılından bugüne ilk gün heyecanımızla ve her an gelişen vizyonumuzla hizmetlerimizi sürdürüyoruz.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchBagcilar, TürkiyeHQ recorded Nov 6, 202611-5030 contacts →

Exact match

“D Tech Cloud olarak, bulut teknolojileri, IT altyapı yönetimi ve siber güvenlik alanlarında yenilikçi çözümler sunarak işletmelerin geleceğe güvenle adım atmasını sağlıyoruz.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 524 systems infrastructure engineers based in Türkiye

See the full list, filter by size, metro and specialty, and access 1,129 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Systems infrastructure engineers based in Türkiye at a glance

As of Nov 6, 2026
26.5%Verified-email coverage
8.1Average contacts per company
1-10Median size (employees)
36.8%Largest-city concentration · Istanbul
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
271
11-50
191
51-200
48
201-500
10
1,001-5,000
1

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 524 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 “systems infrastructure engineers” 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 1,129 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 November 6, 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 “systems infrastructure engineers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many systems infrastructure engineers are there based in Türkiye?

RevenueBase identified 524 company matches for systems infrastructure engineers associated with Türkiye as of November 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?

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

Which city has the most systems infrastructure engineers?

Istanbul leads with 193 company records, followed by Ankara (38) and Atasehir (18).

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 1,129 professional contacts with verified work emails tracked across these 524 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 November 6, 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.