Company lists · Data refreshed September 2026
Top 25 Offshore IT consulting companies based in Türkiye
RevenueBase identified 304 offshore IT consulting companies headquartered in Türkiye as of September 2026 and tracks 6,847 professional contacts across them, including 2,061 with verified work emails. Istanbul is the largest hub.
This list covers offshore IT consulting companies 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 offshore IT consulting companies based in Türkiye
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,720 contacts → | ||||
Indirect evidence “İnnova Bilişim Çözümleri A.Ş, farklı teknolojilerde bilgi birikimine sahip 1400 kişilik profesyonel kadrosu ile Türkiye’nin önde gelen bilişim çözümleri firmasıdır.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 2 | 1,377 contacts → | ||||
Indirect evidence “BGTS, 1.800'den fazla profesyonelden oluşan ekibi ile global bir yazılım ve teknoloji hizmetleri şirketidir.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 3 | 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. | |||||
| 4 | 228 contacts → | ||||
Indirect evidence “Mirsis Bilgi Teknolojileri; bilişim teknolojileri konusunda, farklı sektörlerin ve her ölçekteki işletmenin özgün ihtiyaçlarına cevap veren ürün ve hizmet ağına sahiptir.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 5 | 145 contacts → | ||||
Indirect evidence “Gantek, 40 yıllık deneyimiyle 10'u aşkın ülkede gerçekleştirdiği faaliyetleriyle uluslararası bir şirkettir.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 6 | 135 contacts → | ||||
Strong evidence “Experilabs (by SAHABT Yazılım) is a leading information technology company in Europe that provides business consulting, software development, onsite and offshore outsourcing to…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 7 | 132 contacts → | ||||
Indirect evidence “The owner of the brand “TechNarts”, Nart Informatics was established in 2007.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 8 | 125 contacts → | ||||
Indirect 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. | |||||
| 9 | 124 contacts → | ||||
Partial evidence “We take our customers’ IT capabilities to the next level through versatile and innovative software development, testing, IT operations and product development.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 10 | 117 contacts → | ||||
Partial evidence “CottGroup® is a holistic service organization that offers a full range of consulting, outsourcing, technology, and training services to manage operations and provide practical…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 11 | 117 contacts → | ||||
Indirect evidence “Locksmith Software Technologies commenced its operations with the aim of producing most suitable and highest quality information technology solutions for its customers.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 12 | 102 contacts → | ||||
Indirect evidence “1975 yılında Sabancı Holding bünyesinde kurulan BİMSA, 40 yıllık deneyimi ile Türkiye’nin önde gelen bilgi teknolojisi şirketlerindendir.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 13 | 99 contacts → | ||||
Indirect evidence “2009 yılından bugüne Bilişim Teknolojisi alanında faaliyet gösteren Metasis Teknoloji, ulusal ve uluslararası piyasalarda rekabet eden finans, kamu, perakende başta olmak üzere…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 14 | 94 contacts → | ||||
Strong evidence “Partnera is an IT consulting company with a wide range of know-how covering business processes across different industries.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 15 | 90 contacts → | ||||
Indirect evidence “Deka Technology, started in Istanbul as a small company with the desire for being the best in its area, is here for companies around the world since 2017.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 16 | 89 contacts → | ||||
Partial evidence “Infonal is a technology services and IT consultancy company providing deeply enterprise software architecture and domain specific know how.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 17 | 79 contacts → | ||||
Indirect evidence “KG Teknoloji’s know-how and experience dates back to the year of 2003.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 18 | 77 contacts → | ||||
Indirect evidence “We started our journey in 2010 with the aim of providing consultancy and software development services in the field of information technology.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 19 | 74 contacts → | ||||
Indirect evidence “Smartiks was established in 2006 to provide effective business solutions, software development and consultancy with its expert staff by using the highest technology.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 20 | 65 contacts → | ||||
Indirect evidence “Creentech, farklı müşteriler için onların ihtiyaçlarına uygun çözümleri birlikte üreterek rekabette kazanan, bilgi, beceri ve yetenekleri ile danışmanlık hizmetleri sunan, çözüm…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 21 | 60 contacts → | ||||
Indirect evidence “Solutions44 knowledge and experiences in the information technologies sector dates back to the year of 2017.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 22 | 54 contacts → | ||||
Indirect evidence “Ülkemizin ve Kurumların sürdürülebilir gelişmesine hizmet eden, bilim ve teknoloji alanlarında yenilikçi, yönlendirici, katılımcı ve paylaşımcı bir kurum olma vizyonunu benimseyen…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 23 | 48 contacts → | ||||
Indirect evidence “InspireIT Information Technologies Consultancy has been established at 2003 to provide consultancy and software services on information technologies area in Europe, Middle East…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 24 | 40 contacts → | ||||
Indirect evidence “Conevel Bilgi Teknolojileri” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 25 | 39 contacts → | ||||
Partial 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. | |||||
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: offshore IT consulting companies. 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 offshore IT consulting companies.
- Partial evidence
- Its own public description names part of offshore IT consulting companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name offshore IT consulting companies. 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 304 offshore IT consulting companies based in Türkiye
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Offshore IT consulting companies 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 304 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 offshore IT consulting companies, 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 “offshore IT consulting companies”. 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 offshore IT consulting companies), 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 offshore IT consulting companies, 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, 2,061 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.
Offshore IT consulting companies 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 offshore IT consulting companies, 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 offshore IT consulting companies are there based in Türkiye?
RevenueBase identified 304 offshore IT consulting companies 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?
Innova, headquartered in Türkiye, tops this list with the largest team on record.
Which city has the most offshore IT consulting companies?
Istanbul leads with 122 headquartered companies, followed by Ankara (24) and Atasehir (10).
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 2,061 verified decision-maker contacts tracked across these 304 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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