Company lists · Data refreshed September 2026

Top 20 Security management companies based in Türkiye

RevenueBase identified 142 security management companies headquartered in Türkiye as of September 2026 and tracks 3,388 professional contacts across them, including 247 with verified work emails. Istanbul is the largest hub.

This list covers security management 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 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
142Companies
3,388Contacts tracked
247Verified emails
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The 20 largest security management companies based in Türkiye

Ranked by team size
Top 20 of 142 security management companies 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 security management companies: 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.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceAnkara, TürkiyeHQ checked Sep 14, 202610001+673 contacts →

Indirect evidence

“Tepe Savunma ve Güvenlik, 1993’te Bilkent Holding bünyesinde, Holding ve bağlı şirketlerin özel güvenlik ihtiyaçlarını karşılamak amacıyla faaliyete geçmiş; 1997’de anonim şirket…”

Source: RevenueBase Database · checked Sep 14, 2026
2Partial evidenceBakirkoy, TürkiyeHQ checked Sep 14, 20261,001-5,000628 contacts →

Partial evidence

“Gözen Security Services Inc, is a leading provider of Security Solutions to a wide range of best known national and international organisations operating at different industries…”

Source: RevenueBase Database · checked Sep 14, 2026
3Partial evidenceİstanbul, TürkiyeHQ checked Sep 14, 20261,001-5,00077 contacts →

Partial evidence

“Desecure, Turkey’s leader in proactive security, is a powerhouse that blends over 18 years of field experience and physical security DNA with the technologies of the future.”

Source: RevenueBase Database · checked Sep 14, 2026
4Indirect evidenceIstanbul, TürkiyeHQ checked Sep 14, 20261,001-5,00052 contacts →

Indirect evidence

“Her biri alanında uzman, profesyonel, istikrarlı ve sürdürülebilir görev anlayışına sahip kadrosuyla hizmetin başlangıcından itibaren kalite devamlılığını sağlayan hizmet…”

Source: RevenueBase Database · checked Sep 14, 2026
5Indirect evidenceİstanbul, TürkiyeHQ checked Sep 14, 202611-5042 contacts →

Indirect evidence

“Company Profile Lostar Inc, founded in 1998, based in Istanbul/Turkey, provides competitive edge in an uncertain world with Business and Technology Risk Consulting.”

Source: RevenueBase Database · checked Sep 14, 2026
6Indirect evidenceBornova, TürkiyeHQ checked Sep 14, 20261,001-5,00024 contacts →

Indirect evidence

“5188 Sayılı Özel Güvenlik Hizmetlerine dair kanun esasları çerçevesinde Türkiye genelinde; fabrikalar, sanayi tesisleri, işyerleri, hastaneler, plazalar, oteller, alışveriş…”

Source: RevenueBase Database · checked Sep 14, 2026
7Indirect evidenceBeyoğlu, TürkiyeHQ checked Sep 14, 20261,001-5,00017 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 14, 2026
8Indirect evidenceIstanbul, TürkiyeHQ checked Sep 14, 20261,001-5,00015 contacts →

Indirect evidence

“ROGROUP Özel Güvenlik ve Tesis Yönetimi A.Ş.”

Source: RevenueBase Database · checked Sep 14, 2026
9Indirect evidenceİstanbul, TürkiyeHQ checked Sep 14, 202651-20014 contacts →

Indirect evidence

“Merkezi Güvenlik Sistemleri Sanayi ve Ticaret A.Ş.(MGS) güvenlik sektöründe bireysel ve kurumsal alanlarda projelendirme, montaj, periyodik bakım, servis müdahale ve gözlem…”

Source: RevenueBase Database · checked Sep 14, 2026
10Indirect evidenceIstanbul, TürkiyeHQ checked Sep 14, 202611-5014 contacts →

Indirect evidence

“yılında kurulan şirketimiz kurulduğu günden bu yana, müşterilerine risk-maliyet-fayda dengesini gözeterek elektronik güvenlik alanında çözümler üretmektedir.”

Source: RevenueBase Database · checked Sep 14, 2026
11Partial evidenceİstanbul, TürkiyeHQ checked Sep 14, 202611-5013 contacts →

Partial evidence

“Welcome to My Security Analytics, your trusted advisor in corporate security solutions!”

Source: RevenueBase Database · checked Sep 14, 2026
12Partial evidenceIstanbul, TürkiyeHQ checked Sep 14, 20261-1010 contacts →

Partial evidence

“Our Security Consultancy services depends on an methodological approach proven by numerous examples of success in the world and in our country.”

Source: RevenueBase Database · checked Sep 14, 2026
13Indirect evidenceAnkara, TürkiyeHQ checked Sep 14, 2026201-5008 contacts →

Indirect evidence

“yılında güvenlik sektöründe hizmet vermek için kurulmuş olan ATK Güvenlik 2004 tarihinde yürürlüğe giren yasa ile birlikte Özel Güvenlik Şirketi Faaliyet İzin Belgesini almıştır.”

Source: RevenueBase Database · checked Sep 14, 2026
14Indirect evidenceIstanbul, TürkiyeHQ checked Sep 14, 2026201-5007 contacts →

Indirect evidence

“10 yılın üzerindeki tecrübesinin yanı sıra, yasal mevzuatı titizlikle takip eden EFA Koruma ve Güvenlik Hizmetleri, denetim mekanizmalarını doğru biçimde işleterek hizmet…”

Source: RevenueBase Database · checked Sep 14, 2026
15Indirect evidenceAtasehir, TürkiyeHQ checked Sep 14, 2026501-1,0006 contacts →

Indirect evidence

“QUESS olarak 5188 sayısı Özel Güvenlik Hizmetlerine dair kanun kapsamında güvenlik hizmeti, güvenlik danışmanlığı, risk analizi değerlendirme hizmetleri sunuyoruz.”

Source: RevenueBase Database · checked Sep 14, 2026
16Partial evidenceIstanbul, TürkiyeHQ checked Sep 14, 202651-2005 contacts →

Partial evidence

“Agun Security provides security solutions,protection services,intelligence and investigations, loss prevention consultancy and training services.”

Source: RevenueBase Database · checked Sep 14, 2026
17Indirect evidenceAtaşehir, TürkiyeHQ checked Sep 14, 20261-105 contacts →

Indirect evidence

“KS CONSULTING was formed in 2010 by internationally experienced owners entrusted with long term relationships with global corporate clients.”

Source: RevenueBase Database · checked Sep 14, 2026
18Indirect evidenceİstanbul, TürkiyeHQ checked Sep 14, 2026501-1,0002 contacts →

Indirect evidence

“2008 yılında kurulan TÜRKNET GÜVENLİK HİZ.”

Source: RevenueBase Database · checked Sep 14, 2026
19Indirect evidenceAnkara, TürkiyeHQ checked Sep 14, 2026201-5002 contacts →

Indirect evidence

“Sizden Daha Dikkatli Sizin İçin İzleyen Sistemler!”

Source: RevenueBase Database · checked Sep 14, 2026
20Indirect evidenceIstanbul, TürkiyeHQ checked Sep 14, 20261-101 contacts →

Indirect evidence

“Section Elektronik Güvenlik Hizmetleri SECTION markası olarak 20 yılı aşkın süredir müşterilerimize kapsamlı ve yenilikçi hizmetler sağlıyoruz.”

Source: RevenueBase Database · checked Sep 14, 2026

Showing 20 of 142 security management companies based in Türkiye

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Security management companies based in Türkiye at a glance

As of Sep 14, 2026
7.3%Verified-email coverage
23.9Average contacts per company
51-200Median size (employees)
35.2%Largest-city concentration · Istanbul
Sep 14, 2026Page data refreshed

Companies by employee count

1-10
38
11-50
19
51-200
17
201-500
22
501-1,000
18
1,001-5,000
25
10001+
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 142 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 security management 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 “security management 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 security management 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 security management 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, 247 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.

Security management companies by metro

  • Security management companies 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 security management 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 security management companies are there based in Türkiye?

RevenueBase identified 142 security management 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?

Tepe Savunma VE Güvenlik Sistemleri Sanayi A.Ş, headquartered in Ankara, tops this list with the largest team on record.

Which city has the most security management companies?

Istanbul leads with 50 headquartered companies, followed by Ankara (13) and Cankaya (6).

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 247 verified decision-maker contacts tracked across these 142 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.