Company lists · Data refreshed September 2026
Top 25 Software integration service providers based in Türkiye
RevenueBase identified 267 software integration service providers headquartered in Türkiye as of September 2026 and tracks 3,073 professional contacts across them, including 988 with verified work emails. Istanbul is the largest hub.
This list covers software integration service providers headquartered in Türkiye, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 29, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 software integration service providers based in Türkiye
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 400 contacts → | ||||
Indirect evidence “1998 yılında kurulan Teknoser, günümüzde bilgi ve iletişim teknolojileri pazarının önde gelen sistem entegrasyon ve saha hizmetleri firmasıdır.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 2 | 309 contacts → | ||||
Indirect evidence “VBT is a technology company which established by a dedicate group of experts and gives support in international area.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 3 | 271 contacts → | ||||
Indirect evidence “1992 yılında, üniversite döneminden birbirlerini tanıyan 5 kurucu ortak tarafından kurulan Bilgi Birikim Sistemleri; bugün ülkemizin en önemli Bilgi Teknolojileri sistem…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 4 | 125 contacts → | ||||
Strong evidence “Founded in 1994, BIS is a leading technology and service provider delivering packaged application solutions as well as custom software development, frameworks, integration…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 5 | 82 contacts → | ||||
Indirect evidence “Sistem Entegrasyon | Yazılım Geliştirme | Veri Merkezi Çözümleri | IT Güvenlik Çözümleri | Danışmanlık Servisleri” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 6 | 63 contacts → | ||||
Indirect evidence “Oskon müşterilerine otomasyon alanında kaliteli ve profesyonel çözümler sunmak amacı ile 2001 yılında kuruldu.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 7 | 60 contacts → | ||||
Partial evidence “vMind, offering systems integration and technology services with advanced degrees of expertise in national and international market, also with innovative and effective solutions…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 8 | 60 contacts → | ||||
Indirect evidence “Destel is a system integrator, established in 2003 in order to meet all kinds of technology requirements of medium and large scale companies.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 9 | 59 contacts → | ||||
Indirect evidence “We are a value added systems integrator company, providing services in web-based virtual Supplier Relationship Management System (vSRM).” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 10 | 58 contacts → | ||||
Indirect evidence “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.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 11 | 48 contacts → | ||||
Indirect evidence “ComPro is one of the most prominent IT System Integrator companies in Turkey.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 12 | 42 contacts → | ||||
Strong evidence “Ayen Software is a e-commerce, marketplace, erp systems and cargo firms integration company.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 13 | 40 contacts → | ||||
Indirect evidence “NetCore Bilişim, müşterilerine yüksek teknoloji bileşenleri kullanarak, konularında uzman kadrosu ile sektörde bilişim alanında ilerlemeyi hedefleyen kurumların bilgi ve iletişim…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 14 | 39 contacts → | ||||
Indirect evidence “BTE Bilgisayar (Bilgi Teknolojileri Eğitim ve Danışmanlık) 2009 yılında sistem entegratör kimliğiyle IT sektörüne giriş yapmıştır.Profesyonel güçlü kadrosuyla birlikte müşteri…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 15 | 33 contacts → | ||||
Indirect evidence “Founded in 2015, VAS Information Technologies Company is hybrid IT systems integrator and managed services provider.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 16 | 31 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 17 | 28 contacts → | ||||
Indirect evidence “2013 yılında kurulduğumuz günden bu yana, dijital dönüşümün öncüsü olma hedefiyle faaliyet göstermekteyiz.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 18 | 27 contacts → | ||||
Indirect evidence “Coretek Bilgi Teknolojileri, müşterilerine yüksek teknoloji bileşenlerini kullanarak, konularında uzman kadrosu ile sektörde bilişim alanında ilerlemeyi hedefleyen kurumların…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 19 | 24 contacts → | ||||
Indirect evidence “Negzel is a technology consulting company specializing in SAP consulting, trusted by leading organizations across Türkiye and around the world.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 20 | 24 contacts → | ||||
Indirect evidence “NEX TECHNOLOGY is leader system integrator in IT Infrastructure and related services for private and public sector organizations.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 21 | 23 contacts → | ||||
Indirect evidence “Open Source and Enterprise: Integrated IT Innovations Providing modern, integrated, open source and enterprise solutions and services for mid-to-large scale companies.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 22 | 23 contacts → | ||||
Indirect evidence “Arya-IT | Think Bigger!” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 23 | 23 contacts → | ||||
Indirect evidence “2008 yılında bilgi teknolojileri dünyasındaki yolculuğumuza KOBİ ve kurumsal firmalara entegrasyon hizmetleri sunmak amacıyla başladık.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 24 | 21 contacts → | ||||
Indirect evidence “Bizcom, bilgi teknolojileri alanında müşterilerinin ihtiyaçlarını karşılamak ve verimliliğini arttırmak amacıyla, deneyimli ve yetkin ekibi ile gerek kurulum ve devreye alma…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 25 | 21 contacts → | ||||
Indirect evidence “MASTERTECH, sürekli değişen ve gelişen piyasalarda müşterilerinin zorlu rekabet ortamlarında fark yaratabilmeleri için gerçek ihtiyaca uygun teknolojileri belirler, zaman ve…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: software integration service providers. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names software integration service providers.
- Partial evidence
- Its own public description names part of software integration service providers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name software integration service providers. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 267 software integration service providers based in Türkiye
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Software integration service providers based in Türkiye at a glance
As of Sep 29, 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 267 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among software integration service providers, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in Türkiye whose own description of what they do matches “software integration service providers”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names software integration service providers), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among software integration service providers, and records with no verified work email. Companies headquartered outside Türkiye are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 988 across the full list. 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 29, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Software integration service providers by metro
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names software integration service providers, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many software integration service providers are there based in Türkiye?
RevenueBase identified 267 software integration service providers headquartered in Türkiye as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Teknoser, headquartered in Istanbul, tops this list with the largest team on record.
Which city has the most software integration service providers?
Istanbul leads with 82 headquartered companies, followed by Ankara (22) and Kadikoy (15).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 988 verified decision-maker contacts tracked across these 267 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 29, 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 Smart Search, 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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