Company lists · Data refreshed September 2026

Top 25 Defense systems integration consultants based in Türkiye

Name: Defense systems integration consultants based in Türkiye
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 14, 2026 188 companies tracked

RevenueBase identified 188 defense systems integration consultants headquartered in Türkiye as of September 2026 and tracks 8,543 professional contacts across them, including 1,008 with verified work emails. Ankara is the largest hub.

This list covers defense systems integration consultants 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 14, 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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 14, 2026 86% judged on-target in blind review

188Companies

8,543Contacts tracked

1,008Verified emails

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The 25 largest defense systems integration consultants based in Türkiye

Ranked by team size

Top 25 of 188 defense systems integration consultants based in Türkiye, ranked by team size, largest first. Data refreshed Sep 14, 2026. RevenueBase Smart Search rates how each company's information relates to defense systems integration consultants: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	Havelsan	Indirect evidence	Ankara, TürkiyeHQ checked Sep 14, 2026	1,001-5,000	3,348 contacts →
	Indirect evidence “HAVELSAN, Türk Silahlı Kuvvetlerini Güçlendirme Vakfı'na bağlı, savunma ve bilişim sektörlerinde global çözümler sunan bir yazılım ve sistem entegratörü şirkettir.” Source: RevenueBase Database · checked Sep 14, 2026
2	STM	Indirect evidence	Ankara, TürkiyeHQ checked Sep 14, 2026	501-1,000	1,284 contacts →
	Indirect evidence “STM Savunma Teknolojileri Mühendislik ve Ticaret A.Ş.” Source: RevenueBase Database · checked Sep 14, 2026
3	Teknoser	Indirect evidence	Istanbul, TürkiyeHQ checked Sep 14, 2026	501-1,000	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 14, 2026
4	Anova Ar-Ge Teknolojileri	Indirect evidence	Ankara, TürkiyeHQ checked Sep 14, 2026	201-500	305 contacts →
	Indirect evidence “ANOVA Ar-Ge Teknolojileri, mekanik, elektronik ve gömülü yazılım tasarımı, analiz/simülasyon, üretim, test ve entegrasyon yetkinliklerine sahip,%100 yerli sermayeli bir teknoloji…” Source: RevenueBase Database · checked Sep 14, 2026
5	SDT Space And Defence Technologies	Partial evidence	Ankara, TürkiyeHQ checked Sep 14, 2026	201-500	297 contacts →
	Partial evidence “Established in 2005 and currently headquartered at the Middle East Technical University (METU) Teknopark in Ankara, SDT Space & Defence Technologies (SDT) has become as a…” Source: RevenueBase Database · checked Sep 14, 2026
6	Bilgi Birikim Sistemleri	Indirect evidence	Istanbul, TürkiyeHQ checked Sep 14, 2026	201-500	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 14, 2026
7	Milsoft	Strong evidence	TürkiyeHQ checked Sep 14, 2026	201-500	238 contacts →
	Strong evidence “MilSOFT Software Technologies is a 100% Turkish company, which was established in 1998, specialized in System Integration and Software Development.” Source: RevenueBase Database · checked Sep 14, 2026
8	ONUR	Strong evidence	Ankara, TürkiyeHQ checked Sep 14, 2026	51-200	197 contacts →
	Strong evidence “Founded in 1980, “ONUR Yüksek Teknoloji A.Ş.” (ONUR) manufactures mission-critical voice/data communication systems and solutions for the defence and civilian sector, with the…” Source: RevenueBase Database · checked Sep 14, 2026
9	Sekom A.S	Partial evidence	Ankara, TürkiyeHQ checked Sep 14, 2026	51-200	129 contacts →
	Partial evidence “Sekom, over 20 years of experience as a system integrator in the field of IT technologies is a market leader in networking, unified communications, service provider video systems…” Source: RevenueBase Database · checked Sep 14, 2026
10	Telekom Telekominikasyon DIS Tic.A.S	Partial evidence	İzmir, TürkiyeHQ checked Sep 14, 2026	11-50	121 contacts →
	Partial evidence “Our company is mainly a system integrator specialized in the fields of electronics, RF communications and security technologies.” Source: RevenueBase Database · checked Sep 14, 2026
11	Ekinoks-Ag Savunma	Indirect evidence	Ankara, TürkiyeHQ checked Sep 14, 2026	51-200	109 contacts →
	Indirect evidence “Ekinoks-AG, savunma sanayii projelerinde ihtiyaç duyulan ileri mühendislik hizmetlerini vermek üzere sektörde 15 yılı aşkın tecrübeye sahip mühendisler tarafından 16 Nisan 2012…” Source: RevenueBase Database · checked Sep 14, 2026
12	IST Systems	Partial evidence	Istanbul, TürkiyeHQ checked Sep 14, 2026	201-500	84 contacts →
	Partial evidence “IST Systems, İstanbul Yeni Havalimanı için ICT altyapı, havacılık sistemleri tasarımı ve uygulanması amacıyla 2018 yılında kuruldu.” Source: RevenueBase Database · checked Sep 14, 2026
13	Infera Teknoloji	Indirect evidence	Ankara, TürkiyeHQ checked Sep 14, 2026	51-200	82 contacts →
	Indirect evidence “Sistem Entegrasyon \| Yazılım Geliştirme \| Veri Merkezi Çözümleri \| IT Güvenlik Çözümleri \| Danışmanlık Servisleri” Source: RevenueBase Database · checked Sep 14, 2026
14	KOÇ Bilgi VE Savunma Teknolojileri	Indirect evidence	Ankara, TürkiyeHQ checked Sep 14, 2026	11-50	67 contacts →
	Indirect evidence “Koç Bilgi ve Savunma Teknolojileri, ulusal ve uluslararası boyutta örnek olacak projelerin hayata geçirilmesi konusunda çalışmakta ve bilimsel yaklaşımların ışığında çözümler…” Source: RevenueBase Database · checked Sep 14, 2026
15	Proven Technologies	Indirect evidence	Ankara, TürkiyeHQ checked Sep 14, 2026	51-200	67 contacts →
	Indirect evidence “Proven Technologies \| Proven Bilişim Teknolojileri A.Ş.” Source: RevenueBase Database · checked Sep 14, 2026
16	SBI Bi̇li̇şi̇m A.Ş	Indirect evidence	Ankara, TürkiyeHQ checked Sep 14, 2026	11-50	48 contacts →
	Indirect evidence “Hakkımızda SBI Bilişim kurulduğu günden itibaren, bilgi teknolojileri alanında müşterilerine sunduğu çözümlerle katkı sağlayan bir teknoloji entegratörüdür.” Source: RevenueBase Database · checked Sep 14, 2026
17	Tron Elektronik A.Ş	Partial evidence	Ümraniye, TürkiyeHQ checked Sep 14, 2026	51-200	41 contacts →
	Partial evidence “We are dedicated to engineering cutting-edge systems and components for electronic warfare and communication applications.” Source: RevenueBase Database · checked Sep 14, 2026
18	Pulsetronics	Partial evidence	Ankara, TürkiyeHQ checked Sep 14, 2026	11-50	38 contacts →
	Partial evidence “Expertise on Defense Technologies Solutions” Source: RevenueBase Database · checked Sep 14, 2026
19	LN Computer And Consultancy Services Industry & Trade INC	Indirect evidence	Ankara, TürkiyeHQ checked Sep 14, 2026	51-200	36 contacts →
	Indirect evidence “LN was established in 1993 in Ankara/Turkey to operate in the field of Information Technologies (IT).” Source: RevenueBase Database · checked Sep 14, 2026
20	VAS	Partial evidence	Atasehir, TürkiyeHQ checked Sep 14, 2026	11-50	33 contacts →
	Partial evidence “Founded in 2015, VAS Information Technologies Company is hybrid IT systems integrator and managed services provider.” Source: RevenueBase Database · checked Sep 14, 2026
21	Securecomputing	Partial evidence	Istanbul, TürkiyeHQ checked Sep 14, 2026	11-50	33 contacts →
	Partial evidence “We are security system integrator company with 20+ years experience including technology development.” Source: RevenueBase Database · checked Sep 14, 2026
22	Fides Teknoloji VE Güvenlik Sistemleri	Indirect evidence	Ankara, TürkiyeHQ checked Sep 14, 2026	51-200	27 contacts →
	Indirect evidence “Fides Teknoloji ve Güvenlik Sistemleri, Otomasyon, Elektronik Güvenlik ve Teknolojik Sistemler konularında faaliyet göstermeyi amaç edinerek 1994 yılında kurulmuştur.” Source: RevenueBase Database · checked Sep 14, 2026
23	BTB Arge VE Mühendislik Çözümleri	Indirect evidence	Ankara, TürkiyeHQ checked Sep 14, 2026	11-50	24 contacts →
	Indirect evidence “2013 yılında BTB Proje Yönetimi ve Mühendislik Ltd.” Source: RevenueBase Database · checked Sep 14, 2026
24	NEX Teknoloji	Partial evidence	Ankara, TürkiyeHQ checked Sep 14, 2026	11-50	24 contacts →
	Partial evidence “NEX TECHNOLOGY is leader system integrator in IT Infrastructure and related services for private and public sector organizations.” Source: RevenueBase Database · checked Sep 14, 2026
25	Mastertech Bilişim Teknolojileri	Indirect evidence	Istanbul, TürkiyeHQ checked Sep 14, 2026	11-50	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 14, 2026

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: defense systems integration consultants. 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 defense systems integration consultants.
Partial evidence: Its own public description names part of defense systems integration consultants, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name defense systems integration consultants. 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 188 defense systems integration consultants based in Türkiye

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Defense systems integration consultants based in Türkiye at a glance

As of Sep 14, 2026

11.8%Verified-email coverage

45.4Average contacts per company

11-50Median size (employees)

30.9%Largest-city concentration · Ankara

Sep 14, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

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 188 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 defense systems integration consultants, 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 “defense systems integration consultants”. 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 defense systems integration consultants), 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 defense systems integration consultants, 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, 1,008 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 14, 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.

Defense systems integration consultants by metro

Defense systems integration consultants in Ankara58
Defense systems integration consultants in Istanbul50

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 defense systems integration consultants, 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 defense systems integration consultants are there based in Türkiye?

RevenueBase identified 188 defense systems integration consultants 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?

Havelsan, headquartered in Ankara, tops this list with the largest team on record.

Which city has the most defense systems integration consultants?

Ankara leads with 58 headquartered companies, followed by Istanbul (50) and Cankaya (9).

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 1,008 verified decision-maker contacts tracked across these 188 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 14, 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.