Company lists · Data refreshed September 2026
Top 16 Cybersecurity system integrators based in Istanbul, Türkiye
RevenueBase identified 186 company matches for cybersecurity system integrators associated with Istanbul, Türkiye as of September 2026 and tracks 3,189 professional contacts across them, including 992 with verified work emails. Across Türkiye, Istanbul is the largest hub for this category.
This list covers company matches for cybersecurity system integrators associated with Istanbul, Türkiye, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 28, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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 16 largest cybersecurity system integrators based in Istanbul, Türkiye
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 400 contacts → | ||||
Exact match “1998 yılında kurulan Teknoser, günümüzde bilgi ve iletişim teknolojileri pazarının önde gelen sistem entegrasyon ve saha hizmetleri firmasıdır.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 2 | 271 contacts → | ||||
Exact match “1992 yılında, üniversite döneminden birbirlerini tanıyan 5 kurucu ortak tarafından kurulan Bilgi Birikim Sistemleri; bugün ülkemizin en önemli Bilgi Teknolojileri sistem…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 3 | 84 contacts → | ||||
Exact match “IST Systems, İstanbul Yeni Havalimanı için ICT altyapı, havacılık sistemleri tasarımı ve uygulanması amacıyla 2018 yılında kuruldu.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 4 | 69 contacts → | ||||
Exact match “2017 yılında bilgi güvenliği konusunda danışmanlık, servis ve destek hizmetleri vermek amacıyla kurulan Infinitum IT, siber olaylara müdahale hizmetleri, güvenli kod…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 5 | 62 contacts → | ||||
Exact match “Bilgi Sistemleri, 2002 yılında bilişim sektöründe "Sistem Entegratörü" olarak faaliyete geçmiştir.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 6 | 59 contacts → | ||||
Exact match “At Infosec, we don't just keep up with the rapid pace of cybersecurity-we set it.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 7 | 45 contacts → | ||||
Exact match “As the leading cybersecurity solutions provider [in Turkey], Cyberwise has a holistic approach to cybersecurity including IT, OT, and Cyber Physical Systems (CPS).” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 8 | 33 contacts → | ||||
Exact match “AIR Telekomünikasyon Çözümleri is a member of AIR Group, Headquartered in Chicago, IL, USA.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 9 | 33 contacts → | ||||
Exact match “We are security system integrator company with 20+ years experience including technology development.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 10 | 28 contacts → | ||||
Exact match “Merit İletişim Teknolojileri Tic ve San.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 11 | 27 contacts → | ||||
Exact match “Coretek Bilgi Teknolojileri, müşterilerine yüksek teknoloji bileşenlerini kullanarak, konularında uzman kadrosu ile sektörde bilişim alanında ilerlemeyi hedefleyen kurumların…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 12 | 22 contacts → | ||||
Exact match “Türkiye'de iletişimin mimarı Biltam olarak 1983 yılında İstanbul'da çalışmaya başladık.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 13 | 21 contacts → | ||||
Exact match “MASTERTECH, sürekli değişen ve gelişen piyasalarda müşterilerinin zorlu rekabet ortamlarında fark yaratabilmeleri için gerçek ihtiyaca uygun teknolojileri belirler, zaman ve…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 14 | 20 contacts → | ||||
Exact match “Leadership of Innovations Nettech Bilişim ve Siber Güvenlik, has been producing new generation solutions in Telecommunication Industry, Wireless Access Technologies over 15 years…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 15 | 15 contacts → | ||||
Exact match “Kurumların esnek hale gelmesi, sektörlerine ve sektörlerindeki gelişmelere daha hızlı uyum sağlaması, başarı için kaçınılmaz bir gerçek.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 16 | 14 contacts → | ||||
Exact match “Sektör deneyimi ve teknik uzmanlıkla donatılmış profesyonellerden oluşan ekibimizle, her müşteriye özel, yenilikçi ve özelleştirilmiş çözümler sunuyoruz.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “cybersecurity system integrators”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 16 of 186 cybersecurity system integrators based in Istanbul, Türkiye
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Cybersecurity system integrators based in Istanbul, Türkiye at a glance
As of Sep 28, 2026Companies by employee count
Email recency for this list is measured across the whole Türkiye list rather than for Istanbul, so it is reported there. Company counts and contact totals on this page are exact for Istanbul, over 186 companies.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- What qualifies
- Company records associated with Istanbul, Türkiye whose business descriptions match “cybersecurity system integrators” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- 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 displayed company carries at least one verified work email. RevenueBase tracks 992 professional contacts with verified work emails across the full matched dataset. 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.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Cybersecurity system integrators by metro in Türkiye
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “cybersecurity system integrators”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many cybersecurity system integrators are there based in Istanbul, Türkiye?
RevenueBase identified 186 company matches for cybersecurity system integrators associated with Istanbul, Türkiye as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
Teknoser tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city in Türkiye has the most cybersecurity system integrators?
Istanbul leads Türkiye with 186 company records, followed by Ankara (63) and Atasehir (19).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 992 professional contacts with verified work emails tracked across these 186 companies; direct dials are available where recorded.
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.
Ready to reach these companies? Verified emails and direct dials for all 186 cybersecurity system integrators based in Istanbul, Türkiye. Start with a free account, no credit card.
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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 SmartSearch, 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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Company intelligence · public preview
Top 16 cybersecurity system integrators based in Istanbul, Türkiye
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 186 matching company records for cybersecurity system integrators based in Istanbul, Türkiye, with 3,189 tracked contacts and 992 verified work emails.
This public preview shows 16 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 28, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 16 cybersecurity system integrators based in Istanbul, Türkiye
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Teknoserteknoserbilisim.comHQ: Istanbul, TürkiyeReported employees: 501-1,000 | Istanbul, Türkiye | 501-1,000 | Exact match | 400 contacts → |
“1998 yılında kurulan Teknoser, günümüzde bilgi ve iletişim teknolojileri pazarının önde gelen sistem entegrasyon ve saha hizmetleri firmasıdır.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Bilgi Birikim Sistemleribilgibirikim.comHQ: Istanbul, TürkiyeReported employees: 201-500 | Istanbul, Türkiye | 201-500 | Exact match | 271 contacts → |
“1992 yılında, üniversite döneminden birbirlerini tanıyan 5 kurucu ortak tarafından kurulan Bilgi Birikim Sistemleri; bugün ülkemizin en önemli Bilgi Teknolojileri sistem…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  IST Systemsist.aeroHQ: Istanbul, TürkiyeReported employees: 201-500 | Istanbul, Türkiye | 201-500 | Exact match | 84 contacts → |
“IST Systems, İstanbul Yeni Havalimanı için ICT altyapı, havacılık sistemleri tasarımı ve uygulanması amacıyla 2018 yılında kuruldu.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Infinitumitinfinitumit.com.trHQ: Istanbul, TürkiyeReported employees: 11-50 | Istanbul, Türkiye | 11-50 | Exact match | 69 contacts → |
“2017 yılında bilgi güvenliği konusunda danışmanlık, servis ve destek hizmetleri vermek amacıyla kurulan Infinitum IT, siber olaylara müdahale hizmetleri, güvenli kod…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Bilgi Sistemleri A.Şbilgisistemleri.com.trHQ: Istanbul, TürkiyeReported employees: 51-200 | Istanbul, Türkiye | 51-200 | Exact match | 62 contacts → |
“Bilgi Sistemleri, 2002 yılında bilişim sektöründe "Sistem Entegratörü" olarak faaliyete geçmiştir.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Infosecinfosec.com.trHQ: Istanbul, TürkiyeReported employees: 11-50 | Istanbul, Türkiye | 11-50 | Exact match | 59 contacts → |
“At Infosec, we don't just keep up with the rapid pace of cybersecurity-we set it.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Cyberwisecyberwise.com.trHQ: Istanbul, TürkiyeReported employees: 201-500 | Istanbul, Türkiye | 201-500 | Exact match | 45 contacts → |
“As the leading cybersecurity solutions provider [in Turkey], Cyberwise has a holistic approach to cybersecurity including IT, OT, and Cyber Physical Systems (CPS).” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  AIR Telekomünikasyon Çözümleriairadio.comHQ: Istanbul, TürkiyeReported employees: 51-200 | Istanbul, Türkiye | 51-200 | Exact match | 33 contacts → |
“AIR Telekomünikasyon Çözümleri is a member of AIR Group, Headquartered in Chicago, IL, USA.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Securecomputingsecrcomp.comHQ: Istanbul, TürkiyeReported employees: 11-50 | Istanbul, Türkiye | 11-50 | Exact match | 33 contacts → |
“We are security system integrator company with 20+ years experience including technology development.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Merit İletişim Teknolojilerimerittelekom.comHQ: Istanbul, TürkiyeReported employees: 51-200 | Istanbul, Türkiye | 51-200 | Exact match | 28 contacts → |
“Merit İletişim Teknolojileri Tic ve San.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Coretek Bilgi Teknolojilericoretek.com.trHQ: Istanbul, TürkiyeReported employees: 11-50 | Istanbul, Türkiye | 11-50 | Exact match | 27 contacts → |
“Coretek Bilgi Teknolojileri, müşterilerine yüksek teknoloji bileşenlerini kullanarak, konularında uzman kadrosu ile sektörde bilişim alanında ilerlemeyi hedefleyen kurumların…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Biltambiltam.com.trHQ: Istanbul, TürkiyeReported employees: 51-200 | Istanbul, Türkiye | 51-200 | Exact match | 22 contacts → |
“Türkiye'de iletişimin mimarı Biltam olarak 1983 yılında İstanbul'da çalışmaya başladık.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Mastertech Bilişim Teknolojilerimastertechbt.comHQ: Istanbul, TürkiyeReported employees: 11-50 | Istanbul, Türkiye | 11-50 | Exact match | 21 contacts → |
“MASTERTECH, sürekli değişen ve gelişen piyasalarda müşterilerinin zorlu rekabet ortamlarında fark yaratabilmeleri için gerçek ihtiyaca uygun teknolojileri belirler, zaman ve…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Nettech Bilişim VE Siber Güvenlik A.Şnettechbilisim.com.trHQ: Istanbul, TürkiyeReported employees: 51-200 | Istanbul, Türkiye | 51-200 | Exact match | 20 contacts → |
“Leadership of Innovations Nettech Bilişim ve Siber Güvenlik, has been producing new generation solutions in Telecommunication Industry, Wireless Access Technologies over 15 years…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Sinerjibt Bilgi Teknolojileri A.Şsinerjibt.comHQ: Istanbul, TürkiyeReported employees: 11-50 | Istanbul, Türkiye | 11-50 | Exact match | 15 contacts → |
“Kurumların esnek hale gelmesi, sektörlerine ve sektörlerindeki gelişmelere daha hızlı uyum sağlaması, başarı için kaçınılmaz bir gerçek.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Cerebro Cyber Securitycerebrocyber.comHQ: Istanbul, TürkiyeReported employees: 11-50 | Istanbul, Türkiye | 11-50 | Exact match | 14 contacts → |
“Sektör deneyimi ve teknik uzmanlıkla donatılmış profesyonellerden oluşan ekibimizle, her müşteriye özel, yenilikçi ve özelleştirilmiş çözümler sunuyoruz.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 16 of 186 company matches
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Cybersecurity system integrators: dataset insights
September 28, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
186 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole Türkiye list rather than for Istanbul, so it is reported there. Company counts and contact totals on this page are exact for Istanbul, over 186 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 28, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Cybersecurity system integrators by metro in Türkiye
Questions about this company list
What does Exact match mean for cybersecurity system integrators?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many cybersecurity system integrators did RevenueBase find based in Istanbul, Türkiye?
The saved snapshot records 186 matching company records, 3,189 tracked contacts and 992 verified emails. The public preview displays 16 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 28, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Cybersecurity system integrators by geography
- Cybersecurity system integrators based in Buenos Aires, Argentina
- Cybersecurity system integrators based in Adelaide, Australia
- Cybersecurity system integrators based in Brisbane, Australia
- Cybersecurity system integrators based in Canberra, Australia
- Cybersecurity system integrators based in Melbourne, Australia
- Cybersecurity system integrators based in Perth, Australia
- Cybersecurity system integrators based in Sydney, Australia
- Cybersecurity system integrators based in Dhaka, Bangladesh
- Cybersecurity system integrators based in Barueri, Brazil
- Cybersecurity system integrators based in Belo Horizonte, Brazil
- Cybersecurity system integrators based in Brasilia, Brazil
- Cybersecurity system integrators based in Curitiba, Brazil
Cite this list
RevenueBase Data Team. Top 16 cybersecurity system integrators based in Istanbul, Türkiye. Snapshot: September 28, 2026. https://revenuebase.ai/companies/cybersecurity-system-integrators/turkiye/istanbul.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
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- Cybersecurity system integrators based in Buenos Aires, Argentina
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Company intelligence · public preview
Top 16 cybersecurity system integrators based in Istanbul, Türkiye
RevenueBase records 186 matching company records for cybersecurity system integrators based in Istanbul, Türkiye, with 3,189 tracked contacts and 992 verified work emails.
This public preview shows 16 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 28, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 16 cybersecurity system integrators based in Istanbul, Türkiye
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Teknoserteknoserbilisim.com HQ: Istanbul, TürkiyeReported employees: 501-1,000 | Istanbul, Türkiye | 501-1,000 | Exact match | 400 contacts → |
“1998 yılında kurulan Teknoser, günümüzde bilgi ve iletişim teknolojileri pazarının önde gelen sistem entegrasyon ve saha hizmetleri firmasıdır.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Bilgi Birikim Sistemleribilgibirikim.com HQ: Istanbul, TürkiyeReported employees: 201-500 | Istanbul, Türkiye | 201-500 | Exact match | 271 contacts → |
“1992 yılında, üniversite döneminden birbirlerini tanıyan 5 kurucu ortak tarafından kurulan Bilgi Birikim Sistemleri; bugün ülkemizin en önemli Bilgi Teknolojileri sistem…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | IST Systemsist.aero HQ: Istanbul, TürkiyeReported employees: 201-500 | Istanbul, Türkiye | 201-500 | Exact match | 84 contacts → |
“IST Systems, İstanbul Yeni Havalimanı için ICT altyapı, havacılık sistemleri tasarımı ve uygulanması amacıyla 2018 yılında kuruldu.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Infinitumitinfinitumit.com.tr HQ: Istanbul, TürkiyeReported employees: 11-50 | Istanbul, Türkiye | 11-50 | Exact match | 69 contacts → |
“2017 yılında bilgi güvenliği konusunda danışmanlık, servis ve destek hizmetleri vermek amacıyla kurulan Infinitum IT, siber olaylara müdahale hizmetleri, güvenli kod…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Bilgi Sistemleri A.Şbilgisistemleri.com.tr HQ: Istanbul, TürkiyeReported employees: 51-200 | Istanbul, Türkiye | 51-200 | Exact match | 62 contacts → |
“Bilgi Sistemleri, 2002 yılında bilişim sektöründe "Sistem Entegratörü" olarak faaliyete geçmiştir.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Infosecinfosec.com.tr HQ: Istanbul, TürkiyeReported employees: 11-50 | Istanbul, Türkiye | 11-50 | Exact match | 59 contacts → |
“At Infosec, we don't just keep up with the rapid pace of cybersecurity-we set it.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Cyberwisecyberwise.com.tr HQ: Istanbul, TürkiyeReported employees: 201-500 | Istanbul, Türkiye | 201-500 | Exact match | 45 contacts → |
“As the leading cybersecurity solutions provider [in Turkey], Cyberwise has a holistic approach to cybersecurity including IT, OT, and Cyber Physical Systems (CPS).” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | AIR Telekomünikasyon Çözümleriairadio.com HQ: Istanbul, TürkiyeReported employees: 51-200 | Istanbul, Türkiye | 51-200 | Exact match | 33 contacts → |
“AIR Telekomünikasyon Çözümleri is a member of AIR Group, Headquartered in Chicago, IL, USA.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Securecomputingsecrcomp.com HQ: Istanbul, TürkiyeReported employees: 11-50 | Istanbul, Türkiye | 11-50 | Exact match | 33 contacts → |
“We are security system integrator company with 20+ years experience including technology development.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Merit İletişim Teknolojilerimerittelekom.com HQ: Istanbul, TürkiyeReported employees: 51-200 | Istanbul, Türkiye | 51-200 | Exact match | 28 contacts → |
“Merit İletişim Teknolojileri Tic ve San.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Coretek Bilgi Teknolojilericoretek.com.tr HQ: Istanbul, TürkiyeReported employees: 11-50 | Istanbul, Türkiye | 11-50 | Exact match | 27 contacts → |
“Coretek Bilgi Teknolojileri, müşterilerine yüksek teknoloji bileşenlerini kullanarak, konularında uzman kadrosu ile sektörde bilişim alanında ilerlemeyi hedefleyen kurumların…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Biltambiltam.com.tr HQ: Istanbul, TürkiyeReported employees: 51-200 | Istanbul, Türkiye | 51-200 | Exact match | 22 contacts → |
“Türkiye'de iletişimin mimarı Biltam olarak 1983 yılında İstanbul'da çalışmaya başladık.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Mastertech Bilişim Teknolojilerimastertechbt.com HQ: Istanbul, TürkiyeReported employees: 11-50 | Istanbul, Türkiye | 11-50 | Exact match | 21 contacts → |
“MASTERTECH, sürekli değişen ve gelişen piyasalarda müşterilerinin zorlu rekabet ortamlarında fark yaratabilmeleri için gerçek ihtiyaca uygun teknolojileri belirler, zaman ve…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Nettech Bilişim VE Siber Güvenlik A.Şnettechbilisim.com.tr HQ: Istanbul, TürkiyeReported employees: 51-200 | Istanbul, Türkiye | 51-200 | Exact match | 20 contacts → |
“Leadership of Innovations Nettech Bilişim ve Siber Güvenlik, has been producing new generation solutions in Telecommunication Industry, Wireless Access Technologies over 15 years…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Sinerjibt Bilgi Teknolojileri A.Şsinerjibt.com HQ: Istanbul, TürkiyeReported employees: 11-50 | Istanbul, Türkiye | 11-50 | Exact match | 15 contacts → |
“Kurumların esnek hale gelmesi, sektörlerine ve sektörlerindeki gelişmelere daha hızlı uyum sağlaması, başarı için kaçınılmaz bir gerçek.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Cerebro Cyber Securitycerebrocyber.com HQ: Istanbul, TürkiyeReported employees: 11-50 | Istanbul, Türkiye | 11-50 | Exact match | 14 contacts → |
“Sektör deneyimi ve teknik uzmanlıkla donatılmış profesyonellerden oluşan ekibimizle, her müşteriye özel, yenilikçi ve özelleştirilmiş çözümler sunuyoruz.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 16 of 186 company matches
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Cybersecurity system integrators: dataset insights
September 28, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
186 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole Türkiye list rather than for Istanbul, so it is reported there. Company counts and contact totals on this page are exact for Istanbul, over 186 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 28, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Cybersecurity system integrators by metro in Türkiye
Questions about this company list
What does Exact match mean for cybersecurity system integrators?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many cybersecurity system integrators did RevenueBase find based in Istanbul, Türkiye?
The saved snapshot records 186 matching company records, 3,189 tracked contacts and 992 verified emails. The public preview displays 16 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 28, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 16 cybersecurity system integrators based in Istanbul, Türkiye. Snapshot: September 28, 2026. https://revenuebase.ai/companies/cybersecurity-system-integrators/turkiye/istanbul.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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