Company lists · Data refreshed September 2026

Top 25 Cybersecurity compliance consultants based in Türkiye

Name: Cybersecurity compliance consultants based in Türkiye
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 112 companies tracked

RevenueBase identified 112 cybersecurity compliance consultants headquartered in Türkiye as of September 2026 and tracks 1,213 professional contacts across them, including 242 with verified work emails. Istanbul is the largest hub.

This list covers cybersecurity compliance 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 28, 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 28, 2026 86% judged on-target in blind review

112Companies

1,213Contacts tracked

242Verified emails

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The 25 largest cybersecurity compliance consultants based in Türkiye

Ranked by team size

Top 25 of 112 cybersecurity compliance consultants based in Türkiye, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to cybersecurity compliance 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	Netsmart	Indirect evidence	İstanbul, TürkiyeHQ checked Sep 28, 2026	51-200	93 contacts →
	Indirect evidence “Netsmart, 25 yılı aşkın tecrübesiyle siber güvenlik alanında uzmanlaşmış lider bir danışmanlık şirketidir.” Source: RevenueBase Database · checked Sep 28, 2026
2	Infinitumit	Indirect evidence	Istanbul, TürkiyeHQ checked Sep 28, 2026	11-50	69 contacts →
	Indirect evidence “2017 yılında bilgi güvenliği konusunda danışmanlık, servis ve destek hizmetleri vermek amacıyla kurulan Infinitum IT, siber olaylara müdahale hizmetleri, güvenli kod…” Source: RevenueBase Database · checked Sep 28, 2026
3	Secure Future Bilgi Teknolojileri	Indirect evidence	Istanbul, TürkiyeHQ checked Sep 28, 2026	51-200	54 contacts →
	Indirect evidence “Teknoloji ve inovasyon aracılığıyla, müşterilerimiz, çalışma arkadaşlarımız, iş ortaklarımız ve çevremiz için güvenli bir gelecek inşa etmek için çalışıyoruz!” Source: RevenueBase Database · checked Sep 28, 2026
4	Cyberwise	Partial evidence	Istanbul, TürkiyeHQ checked Sep 28, 2026	201-500	45 contacts →
	Partial evidence “As the leading cybersecurity solutions provider [in Turkey], Cyberwise has a holistic approach to cybersecurity including IT, OT, and Cyber Physical Systems (CPS).” Source: RevenueBase Database · checked Sep 28, 2026
5	RSU Consultancy	Strong evidence	Üsküdar, TürkiyeHQ checked Sep 28, 2026	11-50	44 contacts →
	Strong evidence “RSU provides services on IT Risk Solutions, such as IT risk and compliance, penetration testing, cyber security consultancy, digital forensic, incident response, and training to…” Source: RevenueBase Database · checked Sep 28, 2026
6	Lostar Bilgi Güvenliği	Indirect evidence	İstanbul, TürkiyeHQ checked Sep 28, 2026	11-50	42 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 28, 2026
7	BGA Bilgi Güvenliği	Indirect evidence	İstanbul, TürkiyeHQ checked Sep 28, 2026	51-200	30 contacts →
	Indirect evidence “About BGA Bilgi Güvenliği A.Ş.” Source: RevenueBase Database · checked Sep 28, 2026
8	EMA Security LTD	Indirect evidence	İstanbul, TürkiyeHQ checked Sep 28, 2026	11-50	21 contacts →
	Indirect evidence “EMA Security, uluslararası geçerliliğe sahip sertifikalı uzman ekibiyle, Türkiye'de siber güvenlik ve bilgi güvenliği alanlarında faaliyet gösteren yenilikçi bir danışmanlık…” Source: RevenueBase Database · checked Sep 28, 2026
9	Cyberarts	Strong evidence	Şişli, TürkiyeHQ checked Sep 28, 2026	11-50	20 contacts →
	Strong evidence “Guided by our philosophy,"Whatever we do, there will always be Art within," CyberArts brings together cybersecurity, information security, governance, risk, compliance, law…” Source: RevenueBase Database · checked Sep 28, 2026
10	GTI Teknoloji	Indirect evidence	Poligon Caddesi Buyaka 3. Blok Ümraniye, TürkiyeHQ checked Sep 28, 2026	11-50	16 contacts →
	Indirect evidence “GTI is an Information Security Consulting, Solutions & Training services firm, providing specialized security services.” Source: RevenueBase Database · checked Sep 28, 2026
11	Lastguard Cyber Security Technologies	Indirect evidence	Ardıçlı, TürkiyeHQ checked Sep 28, 2026	1-10	15 contacts →
	Indirect evidence “LastGuard Bilişim Teknolojileri, uzman ekibiyle kurumlara ve özel sektöre yönelik güvenlik testleri, siber istihbarat çözümleri, danışmanlık hizmetleri, teknik ve farkındalık…” Source: RevenueBase Database · checked Sep 28, 2026
12	Cerebro Cyber Security	Indirect evidence	Istanbul, TürkiyeHQ checked Sep 28, 2026	11-50	14 contacts →
	Indirect evidence “Sektör deneyimi ve teknik uzmanlıkla donatılmış profesyonellerden oluşan ekibimizle, her müşteriye özel, yenilikçi ve özelleştirilmiş çözümler sunuyoruz.” Source: RevenueBase Database · checked Sep 28, 2026
13	Softdefend Bilgi Teknolojileri	Strong evidence	Istanbul, TürkiyeHQ checked Sep 28, 2026	11-50	12 contacts →
	Strong evidence “Internal & External Penetration Tests Web & Mobil Application Security Tests CyberSecurity Consultancy Incident Response, Vulnerability Analysis, Threat Hunting” Source: RevenueBase Database · checked Sep 28, 2026
14	Supernova Cyber Security	Indirect evidence	Şişli, TürkiyeHQ checked Sep 28, 2026	1-10	10 contacts →
	Indirect evidence “Digital Forensics and Incident Response” Source: RevenueBase Database · checked Sep 28, 2026
15	Sibereum Bilgi Güvenliği VE Danışmanlığı Tic. Ltd.Şti	Indirect evidence	Ankara, TürkiyeHQ checked Sep 28, 2026	1-10	10 contacts →
	Indirect evidence “Sibereum Bilgi Güvenliği ve Danışmanlığı Tic.” Source: RevenueBase Database · checked Sep 28, 2026
16	Technatolia	Indirect evidence	Karabük, TürkiyeHQ checked Sep 28, 2026	1-10	10 contacts →
	Indirect evidence “Founded in 2024, TECHNATOLIA Cyber Security and Software Inc.” Source: RevenueBase Database · checked Sep 28, 2026
17	Cyberage	Indirect evidence	İstanbul (istanbul, TürkiyeHQ checked Sep 28, 2026	11-50	7 contacts →
	Indirect evidence “Siber güvenlik alanında Denetim, Danışmanlık ve Uygulama, Eğitim, Adli Bilişim konularında hizmet vermektedir.” Source: RevenueBase Database · checked Sep 28, 2026
18	DNG Technology	Indirect evidence	Zonguldak, TürkiyeHQ checked Sep 28, 2026	1-10	7 contacts →
	Indirect evidence “DNG Teknoloji Anonim Şirketi 2024 yılında kurulmuştur.” Source: RevenueBase Database · checked Sep 28, 2026
19	Fenet Bilgi Teknolojileri	Indirect evidence	Ankara, TürkiyeHQ checked Sep 28, 2026	11-50	6 contacts →
	Indirect evidence “Fenet Bilgi Teknolojileri, Ankara merkezli bir BT danışmanlık firması olarak işletmelere siber güvenlik çözümleri, ağ altyapı hizmetleri, sunucu sistemleri ve veri merkezi…” Source: RevenueBase Database · checked Sep 28, 2026
20	Sibertime Teknoloji VE Bilgi Güvenligi Hizmetleri	Indirect evidence	İstanbul, TürkiyeHQ checked Sep 28, 2026	1-10	6 contacts →
	Indirect evidence “Günümüz teknolojisinin geldiği bugün ki durum göz önünde bulundurulduğunda bilgisayar, akıllı telefon, internet ve sosyal medya kullanımı günlük ve iş hayatlarımızın her anına ve…” Source: RevenueBase Database · checked Sep 28, 2026
21	Optimum Siber Güvenlik VE Bilişim Hizmetleri	Indirect evidence	İstanbul, TürkiyeHQ checked Sep 28, 2026	1-10	6 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 28, 2026
22	Belgesert Bilişim	Indirect evidence	Çankaya/ankara, TürkiyeHQ checked Sep 28, 2026	1-10	5 contacts →
	Indirect evidence “Founded in 2008 in Ankara, BELGESERT has been continuously evolving for over 15 years with its expert team and extensive knowledge, always prioritizing customer security.” Source: RevenueBase Database · checked Sep 28, 2026
23	Mernus Bilişim Teknolojileri	Indirect evidence	Istanbul, TürkiyeHQ checked Sep 28, 2026	1-10	3 contacts →
	Indirect evidence “Siber Güvenlik alanında 15 yılı aşkın süredir danışmanlık hizmetleri veren iki dostun hayallerinin buluşması sonucu doğan Mernus Bilişim Teknolojileri, müşterilerine bilgi…” Source: RevenueBase Database · checked Sep 28, 2026
24	G&g Consultancy	Indirect evidence	Istanbul, TürkiyeHQ checked Sep 28, 2026	1-10	3 contacts →
	Indirect evidence “G&G is an organization located in Turkey and Hungary, who is aiming to support the organizations and individuals to conduct their businesses on efficient and secure platforms.” Source: RevenueBase Database · checked Sep 28, 2026
25	Cyberport Bilişim	Indirect evidence	Istanbul, TürkiyeHQ checked Sep 28, 2026	1-10	3 contacts →
	Indirect evidence “CyberPort Bilişim iş dünyasına yeni bir bakış açısı hizmet vermeyi hedefleyen bir firmadır.” Source: RevenueBase Database · checked Sep 28, 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: cybersecurity compliance 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 cybersecurity compliance consultants.
Partial evidence: Its own public description names part of cybersecurity compliance consultants, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name cybersecurity compliance 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 112 cybersecurity compliance consultants based in Türkiye

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Cybersecurity compliance consultants based in Türkiye at a glance

As of Sep 28, 2026

20.0%Verified-email coverage

10.8Average contacts per company

1-10Median size (employees)

36.6%Largest-city concentration · Istanbul

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

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 112 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 cybersecurity compliance 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 “cybersecurity compliance 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 cybersecurity compliance 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 cybersecurity compliance 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, 242 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 28, 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.

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 cybersecurity compliance 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 cybersecurity compliance consultants are there based in Türkiye?

RevenueBase identified 112 cybersecurity compliance 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?

Netsmart, headquartered in Istanbul, tops this list with the largest team on record.

Which city has the most cybersecurity compliance consultants?

Istanbul leads with 41 headquartered companies, followed by Ankara (12) and Sisli (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 242 verified decision-maker contacts tracked across these 112 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 28, 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.