Company lists · Data refreshed November 2026

Top 25 Corporate IT support services based in Türkiye

RevenueBase identified 150 company matches for corporate IT support services associated with Türkiye as of November 2026 and tracks 1,082 professional contacts across them, including 227 with verified work emails. Istanbul is the largest hub.

This list covers company matches for corporate IT support services 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
150Companies
1,082Contacts tracked
227Verified emails
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The 25 largest corporate IT support services based in Türkiye

Ranked by team size
Top 25 of 150 company matches for corporate IT support services 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, 20261,001-5,000465 contacts →

Exact match

“Biz Kimiz?”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact 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
3Exact 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
4Exact matchKocasinan, TürkiyeHQ recorded Nov 6, 202611-5030 contacts →

Exact match

“IT sektörüne kurumsal hizmet veren mega bilgisayar Ağ altyapısı, bunun üzerine sunucu, yedekleme ve depolama sistemlerinin kurulması, farklı uygulamaların hayata geçirilmesi, iş…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchAnkara, TürkiyeHQ recorded Nov 6, 202611-5029 contacts →

Exact match

“BEKLENTİLERİNİZİN ÖTESİNDE ÇÖZÜMLER… Hızlı ve Etkili Çözümler.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchIstanbul, TürkiyeHQ recorded Nov 6, 202611-5012 contacts →

Exact match

“Türkiye’nin yeni nesil bilişim firmalarından biri olarak, 2021 yılında kurulmuş olmamıza rağmen geniş ürün yelpazemiz ve sahibi olduğumuz bir çok partnerlik ile birlikte sayısı…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchDenizli, TürkiyeHQ recorded Nov 6, 202611-5010 contacts →

Exact match

“2002 yılında kurulan firmamız faaliyetlerine bilgisayar Netsis satışı ve desteği, donanım satışı, teknik servisi, network çözümleri ve danışmanlık hizmetleri olarak başlamıştır.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchKagithane, TürkiyeHQ recorded Nov 6, 20261-108 contacts →

Exact match

“Hızla gelişen ve dur durak bilmeyen teknolojik gelişmeleri, sürekli takip edip yenilikleri müşterilerine hızla aktarmak üzere Haziran 2005 de kurulmuştur.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchBursa, TürkiyeHQ recorded Nov 6, 202611-508 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchSisli, TürkiyeHQ recorded Nov 6, 202611-506 contacts →

Exact match

“Kurumsal IT destek ile müşterilerimize profesyonel hizmet vermeye devam ediyoruz.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchŞişli, TürkiyeHQ recorded Nov 6, 20261-105 contacts →

Exact match

“Netsun Bilişim Ltd.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchKocaeli̇, TürkiyeHQ recorded Nov 6, 20261-105 contacts →

Exact match

“Bilişim teknolojileri alanında ihtiyaç duyulan Teknik Servis hizmetlerini markadan bağımsız, müşteri istek ve memnuniyetini ön planda tutarak, en kısa sürede, kaliteli, ekonomik…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchIstanbul, TürkiyeHQ recorded Nov 6, 202611-503 contacts →

Exact match

“Bilişim Teknolojilerine Taze Yaklaşım Bilişim Çözümleri, BT Destek, ve İnternet Servisleri hizmetleri hakkındaki kapsamlı tecrübemiz ile, Bilişim Teknolojileri sistemlerinizi…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchIstanbul, TürkiyeHQ recorded Nov 6, 202611-503 contacts →

Exact match

“Kurumsal Sistemlerde hızlı bir dönüşüm yaşanırken, BT ortamınıza yeni teknolojileri getirmenin baskısı hiç bu kadar güçlü ve mecburi olmamıştı.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchAtaşehir, TürkiyeHQ recorded Nov 6, 20261-103 contacts →

Exact match

“As LEVEL BACKUP Corporate Technology Services, we offer various services to institutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchAtaşehir, TürkiyeHQ recorded Nov 6, 20261-103 contacts →

Exact match

“Kurumsal IT Desteği, yazılım çözümleri”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchİstanbul, TürkiyeHQ recorded Nov 6, 20261-103 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchİstanbul, TürkiyeHQ recorded Nov 6, 20261-103 contacts →

Exact match

“Vision; To be a reliable and leading IT company in the IT sector that is creative and innovative in every aspect, offering "365 Days 360 degrees" IT support to its customers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchAtasehir, TürkiyeHQ recorded Nov 6, 20261-102 contacts →

Exact match

“We offer corporate IT and cyber security services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchEsenyurt, TürkiyeHQ recorded Nov 6, 2026201-5002 contacts →

Exact match

“ESS Kurumsal Destek ve Çözüm Hizmetleri olarak, müşterilerimize iş süreçlerinde esneklik sağlamak için İn-House ve Out-House çözümleri birlikte sunuyoruz.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchİstanbul, TürkiyeHQ recorded Nov 6, 202611-502 contacts →

Exact match

“BİZ NE YAPIYORUZ?”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchÇankaya, TürkiyeHQ recorded Nov 6, 20261-102 contacts →

Exact match

“Hakkımızda Metsis Bilişim genç ve dinamik kadrosu ile Bilişim / IT sektörüne, farklı anlayış ve düşünce tarzı ile katılmış bir kuruluştur.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchKocaeli, TürkiyeHQ recorded Nov 6, 20261-102 contacts →

Exact match

“Firmamız daima müşterilerimizin bilgisayar servisi maliyetlerini düşürmek, hızlı ve yerinde servis hizmeti vermek, zaman kaybını minimuma düşürmek ve güvenli bir servis anlayışını…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchAnkara, TürkiyeHQ recorded Nov 6, 20261-101 contacts →

Exact match

“Atasoyk Computer is an information technology and services company based in Ankara”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchİstanbul, TürkiyeHQ recorded Nov 6, 20261-101 contacts →

Exact match

“Güncel Destek; teknik bilgi seviyesi ve operasyon ekibi ile müşterilerin ihtiyaçlarına hızlı, etkin ve süreklilik esasına uygun çözümler sunmaktadır.”

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

Showing 25 of 150 corporate IT support services based in Türkiye

See the full list, filter by size, metro and specialty, and access 227 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Corporate IT support services based in Türkiye at a glance

As of Nov 6, 2026
21.0%Verified-email coverage
7.2Average contacts per company
1-10Median size (employees)
34.7%Largest-city concentration · Istanbul
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
104
11-50
33
51-200
4
201-500
2
1,001-5,000
2

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 150 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 “corporate IT support services” 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 227 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.

Corporate IT support services 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 “corporate IT support services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many corporate IT support services are there based in Türkiye?

RevenueBase identified 150 company matches for corporate IT support services 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?

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

Which city has the most corporate IT support services?

Istanbul leads with 52 company records, followed by Ankara (8) and Kocaeli (5).

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 227 professional contacts with verified work emails tracked across these 150 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.