Company lists · Data refreshed September 2026
Top 25 Network security monitoring services based in the Netherlands
RevenueBase identified 114 company matches for network security monitoring services associated with the Netherlands as of September 2026 and tracks 1,384 professional contacts across them, including 462 with verified work emails. Amsterdam is the largest hub.
This list covers company matches for network security monitoring services associated with the Netherlands, 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 21, 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 25 largest network security monitoring services based in the Netherlands
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 233 contacts → | ||||
Exact match “Fox-IT prevents, solves and mitigates the most serious cyber threats with innovative solutions for government, defense, law enforcement, critical infrastructure, banking, and…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 2 | 213 contacts → | ||||
Exact match “Northwave Northwave offers an Intelligent combination of cyber security services to protect your information.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 3 | 91 contacts → | ||||
Exact match “Tesorion is een Nederlandse, onafhankelijke Managed Security Services Provider (MSSP).” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 4 | 28 contacts → | ||||
Exact match “Tachyon Security BV is based just outside The Hague in the Netherlands.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 5 | 23 contacts → | ||||
Exact match “ThreadStone is uw toonaangevende specialist op het gebied van cybersecurity.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 6 | 19 contacts → | ||||
Exact match “Defenced is the IT security knowledge partner for large and medium-sized organizations.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 7 | 19 contacts → | ||||
Exact match “Bij Securesult richten we ons op het bieden van hoogwaardige informatiebeveiligingsoplossingen voor organisaties van elke omvang.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 8 | 14 contacts → | ||||
Exact match “Bij HOB ICT Security werken we dagelijks aan het versterken van de weerbaarheid van middelgrote en grote organisaties tegen alle vormen van cyberdreigingen.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 9 | 14 contacts → | ||||
Exact match “Democratizing Cybersecurity.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 10 | 14 contacts → | ||||
Exact match “Base is a niche consultancy & managed security solutions provider, offering services enabling organizations, and professionals, to build knowledge & capabilities in information…” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 11 | 13 contacts → | ||||
Exact match “CyberPeak supports organizations in structurally setting up, securing, and managing their network and cybersecurity environments.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 12 | 12 contacts → | ||||
Exact match “De dreiging van cyberaanvallen is groot.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 13 | 12 contacts → | ||||
Exact match “Specialists from Sirius Security have all the skills to help enterprise organisations to secure their IT environment.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 14 | 10 contacts → | ||||
Exact match “Waker Cyber Security is hét cybersecuritybedrijf van het Noorden.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 15 | 9 contacts → | ||||
Exact match “Hak Beveiliging verzorgt ruim 24 jaar beveiligingsystemen van de hoogste kwaliteit tegen een scherpe prijs.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 16 | 9 contacts → | ||||
Exact match “Cert2Connect BV is the go-to party in the field of advanced digital security solutions, security services and cyber security.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 17 | 9 contacts → | ||||
Exact match “Your IT infrastructure is essential to your operation.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 18 | 8 contacts → | ||||
Exact match “Zoekt u digitale rust en zekerheid?” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 19 | 8 contacts → | ||||
Exact match “WebSec is an all-in-one security company.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 20 | 7 contacts → | ||||
Exact match “NetStream is al meer dan 20 jaar een betrouwbare partner op het gebied van netwerkinfrastructuur en cybersecurity.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 21 | 7 contacts → | ||||
Exact match “Nerium is a cyber security company specialized in monitoring, detecting, and responding to digital attacks.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 22 | 5 contacts → | ||||
Exact match “Bij XTRN-SECURE, een vooruitstrevende ICT-organisatie, hebben we een diepgewortelde passie voor cybersecurity.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 23 | 5 contacts → | ||||
Exact match “Netwerkbeveiliging is nog nooit zo uitdagend geweest.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 24 | 5 contacts → | ||||
Exact match “Welcome to Neo Security (a Korper ICT company); your partner in cutting-edge cybersecurity and data protection.” Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase | |||||
| 25 | 5 contacts → | ||||
Exact match “At OTconnect, we are passionate about cybersecurity and helping industrial companies protect their critical infrastructure from cyber threats.” Recorded in the RevenueBase company graph · Sep 21, 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 “network security monitoring services”. 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 25 of 114 network security monitoring services based in the Netherlands
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Network security monitoring services based in the Netherlands at a glance
As of Sep 21, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for Netherlands, so it is reported there. Company counts and contact totals on this page are exact for Netherlands, over 114 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 the Netherlands whose business descriptions match “network security monitoring services” 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 462 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 21, 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.
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 “network security monitoring services”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many network security monitoring services are there based in the Netherlands?
RevenueBase identified 114 company matches for network security monitoring services associated with the Netherlands 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?
Fox-It tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most network security monitoring services?
Amsterdam leads with 8 company records, followed by Rotterdam (6) and Groningen (4).
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 462 professional contacts with verified work emails tracked across these 114 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 21, 2026.
Ready to reach these companies? Verified emails and direct dials for all 114 network security monitoring services based in the Netherlands. Start with a free account, no credit card.
Download this list →Related lists
Network security monitoring services by geography
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- Network security monitoring services based in Australia
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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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Network security monitoring services based in Ahmedabad, India
- Network security monitoring services based in Bangalore, India
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Company intelligence · public preview
Top 25 network security monitoring services based in the Netherlands
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 114 matching company records for network security monitoring services based in the Netherlands, with 1,384 tracked contacts and 462 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 21, 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 25 network security monitoring services based in the Netherlands
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 |  Fox-Itfox-it.comHQ: Rijswijk, NetherlandsReported employees: 201-500 | Rijswijk, Netherlands | 201-500 | Exact match | 233 contacts → |
“Fox-IT prevents, solves and mitigates the most serious cyber threats with innovative solutions for government, defense, law enforcement, critical infrastructure, banking, and…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Northwave Cyber Securitynorthwave-cybersecurity.comHQ: Utrecht, NetherlandsReported employees: 201-500 | Utrecht, Netherlands | 201-500 | Exact match | 213 contacts → |
“Northwave Northwave offers an Intelligent combination of cyber security services to protect your information.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Tesoriontesorion.nlHQ: Nieuwegein, NetherlandsReported employees: 51-200 | Nieuwegein, Netherlands | 51-200 | Exact match | 91 contacts → |
“Tesorion is een Nederlandse, onafhankelijke Managed Security Services Provider (MSSP).” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Tachyon Security BVtachyonsecurity.comHQ: Rijswijk, NetherlandsReported employees: 11-50 | Rijswijk, Netherlands | 11-50 | Exact match | 28 contacts → |
“Tachyon Security BV is based just outside The Hague in the Netherlands.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Threadstone Cyber Securitythreadstone.euHQ: Rotterdam, NetherlandsReported employees: 11-50 | Rotterdam, Netherlands | 11-50 | Exact match | 23 contacts → |
“ThreadStone is uw toonaangevende specialist op het gebied van cybersecurity.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Defenced Cyber Securitydefenced.nlHQ: Eindhoven, NetherlandsReported employees: 11-50 | Eindhoven, Netherlands | 11-50 | Exact match | 19 contacts → |
“Defenced is the IT security knowledge partner for large and medium-sized organizations.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Securesultsecuresult.nlHQ: The Hague, NetherlandsReported employees: 11-50 | The Hague, Netherlands | 11-50 | Exact match | 19 contacts → |
“Bij Securesult richten we ons op het bieden van hoogwaardige informatiebeveiligingsoplossingen voor organisaties van elke omvang.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  HOB ICT Securityhob-it.nlHQ: Lopik, NetherlandsReported employees: 11-50 | Lopik, Netherlands | 11-50 | Exact match | 14 contacts → |
“Bij HOB ICT Security werken we dagelijks aan het versterken van de weerbaarheid van middelgrote en grote organisaties tegen alle vormen van cyberdreigingen.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Eightfenceeightfence.ioHQ: Rotterdam, NetherlandsReported employees: 11-50 | Rotterdam, Netherlands | 11-50 | Exact match | 14 contacts → |
“Democratizing Cybersecurity.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Base Cyber Securitybasecybersecurity.comHQ: Rotterdam, NetherlandsReported employees: 11-50 | Rotterdam, Netherlands | 11-50 | Exact match | 14 contacts → |
“Base is a niche consultancy & managed security solutions provider, offering services enabling organizations, and professionals, to build knowledge & capabilities in information…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Cyberpeakcyberpeak.nlHQ: Arnhem, NetherlandsReported employees: 11-50 | Arnhem, Netherlands | 11-50 | Exact match | 13 contacts → |
“CyberPeak supports organizations in structurally setting up, securing, and managing their network and cybersecurity environments.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Masero Cyber Securitymasero.nlHQ: Veenendaal, NetherlandsReported employees: 11-50 | Veenendaal, Netherlands | 11-50 | Exact match | 12 contacts → |
“De dreiging van cyberaanvallen is groot.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Sirius Securitysiriussecurity.nlHQ: Alkmaar, NetherlandsReported employees: 1-10 | Alkmaar, Netherlands | 1-10 | Exact match | 12 contacts → |
“Specialists from Sirius Security have all the skills to help enterprise organisations to secure their IT environment.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Waker Cyber Securitywaker.nlHQ: Zuidlaren, NetherlandsReported employees: 11-50 | Zuidlaren, Netherlands | 11-50 | Exact match | 10 contacts → |
“Waker Cyber Security is hét cybersecuritybedrijf van het Noorden.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  HAK Beveiliging & Adviezenhakbeveiliging.nlHQ: Bruinisse, NetherlandsReported employees: 11-50 | Bruinisse, Netherlands | 11-50 | Exact match | 9 contacts → |
“Hak Beveiliging verzorgt ruim 24 jaar beveiligingsystemen van de hoogste kwaliteit tegen een scherpe prijs.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Cert2connectcert2connect.comHQ: Amsterdam, NetherlandsReported employees: 1-10 | Amsterdam, Netherlands | 1-10 | Exact match | 9 contacts → |
“Cert2Connect BV is the go-to party in the field of advanced digital security solutions, security services and cyber security.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Guardian360 B.Vguardian360.euHQ: Rotterdam, NetherlandsReported employees: 11-50 | Rotterdam, Netherlands | 11-50 | Exact match | 9 contacts → |
“Your IT infrastructure is essential to your operation.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Data4 Cyber Securitydata4.nlHQ: Maastricht-airport, NetherlandsReported employees: 11-50 | Maastricht-airport, Netherlands | 11-50 | Exact match | 8 contacts → |
“Zoekt u digitale rust en zekerheid?” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Websec B.Vwebsec.nlHQ: Amsterdam, NetherlandsReported employees: 11-50 | Amsterdam, Netherlands | 11-50 | Exact match | 8 contacts → |
“WebSec is an all-in-one security company.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Netstream B.Vnetstream.nlHQ: Veenendaal, NetherlandsReported employees: 1-10 | Veenendaal, Netherlands | 1-10 | Exact match | 7 contacts → |
“NetStream is al meer dan 20 jaar een betrouwbare partner op het gebied van netwerkinfrastructuur en cybersecurity.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Neriumnerium.nlHQ: Eindhoven, NetherlandsReported employees: 1-10 | Eindhoven, Netherlands | 1-10 | Exact match | 7 contacts → |
“Nerium is a cyber security company specialized in monitoring, detecting, and responding to digital attacks.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Xtrn-Securextrn-secure.nlHQ: Roermond, NetherlandsReported employees: 11-50 | Roermond, Netherlands | 11-50 | Exact match | 5 contacts → |
“Bij XTRN-SECURE, een vooruitstrevende ICT-organisatie, hebben we een diepgewortelde passie voor cybersecurity.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Netkey Securitynetkey.nlHQ: Zaandam, NetherlandsReported employees: 1-10 | Zaandam, Netherlands | 1-10 | Exact match | 5 contacts → |
“Netwerkbeveiliging is nog nooit zo uitdagend geweest.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  NEO Securityneosecurity.nlHQ: Amsterdam, NetherlandsReported employees: 11-50 | Amsterdam, Netherlands | 11-50 | Exact match | 5 contacts → |
“Welcome to Neo Security (a Korper ICT company); your partner in cutting-edge cybersecurity and data protection.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Otconnectotconnect.nlHQ: Utrecht, NetherlandsReported employees: 1-10 | Utrecht, Netherlands | 1-10 | Exact match | 5 contacts → |
“At OTconnect, we are passionate about cybersecurity and helping industrial companies protect their critical infrastructure from cyber threats.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 114 company matches
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Network security monitoring services: dataset insights
September 21, 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
114 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 worldwide rather than for Netherlands, so it is reported there. Company counts and contact totals on this page are exact for Netherlands, over 114 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 21, 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 ↗
Questions about this company list
What does Exact match mean for network security monitoring services?
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 network security monitoring services did RevenueBase find based in the Netherlands?
The saved snapshot records 114 matching company records, 1,384 tracked contacts and 462 verified emails. The public preview displays 25 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 21, 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
Network security monitoring services by geography
- Network security monitoring services based in Ahmedabad, India
- Network security monitoring services based in Bangalore, India
- Network security monitoring services based in Chennai, India
- Network security monitoring services based in Hyderabad, India
- Network security monitoring services based in Mumbai, India
- Network security monitoring services based in Pune, India
- Network security monitoring services based in Austin, United States
- Network security monitoring services based in Houston, United States
- Network security monitoring services based in Miami, United States
- Network security monitoring services based in New York, United States
- Network security monitoring services based in Australia
- Network security monitoring services based in Belgium
Cite this list
RevenueBase Data Team. Top 25 network security monitoring services based in the Netherlands. Snapshot: September 21, 2026. https://revenuebase.ai/companies/network-security-monitoring-services/netherlands.
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
- Lists by location
- Lists A-Z
- New lists
- Network security monitoring services based in Ahmedabad, India
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- Network security monitoring services based in Chennai, India
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Company intelligence · public preview
Top 25 network security monitoring services based in the Netherlands
RevenueBase records 114 matching company records for network security monitoring services based in the Netherlands, with 1,384 tracked contacts and 462 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 21, 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 25 network security monitoring services based in the Netherlands
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 | Fox-Itfox-it.com HQ: Rijswijk, NetherlandsReported employees: 201-500 | Rijswijk, Netherlands | 201-500 | Exact match | 233 contacts → |
“Fox-IT prevents, solves and mitigates the most serious cyber threats with innovative solutions for government, defense, law enforcement, critical infrastructure, banking, and…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Northwave Cyber Securitynorthwave-cybersecurity.com HQ: Utrecht, NetherlandsReported employees: 201-500 | Utrecht, Netherlands | 201-500 | Exact match | 213 contacts → |
“Northwave Northwave offers an Intelligent combination of cyber security services to protect your information.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Tesoriontesorion.nl HQ: Nieuwegein, NetherlandsReported employees: 51-200 | Nieuwegein, Netherlands | 51-200 | Exact match | 91 contacts → |
“Tesorion is een Nederlandse, onafhankelijke Managed Security Services Provider (MSSP).” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Tachyon Security BVtachyonsecurity.com HQ: Rijswijk, NetherlandsReported employees: 11-50 | Rijswijk, Netherlands | 11-50 | Exact match | 28 contacts → |
“Tachyon Security BV is based just outside The Hague in the Netherlands.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Threadstone Cyber Securitythreadstone.eu HQ: Rotterdam, NetherlandsReported employees: 11-50 | Rotterdam, Netherlands | 11-50 | Exact match | 23 contacts → |
“ThreadStone is uw toonaangevende specialist op het gebied van cybersecurity.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Defenced Cyber Securitydefenced.nl HQ: Eindhoven, NetherlandsReported employees: 11-50 | Eindhoven, Netherlands | 11-50 | Exact match | 19 contacts → |
“Defenced is the IT security knowledge partner for large and medium-sized organizations.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Securesultsecuresult.nl HQ: The Hague, NetherlandsReported employees: 11-50 | The Hague, Netherlands | 11-50 | Exact match | 19 contacts → |
“Bij Securesult richten we ons op het bieden van hoogwaardige informatiebeveiligingsoplossingen voor organisaties van elke omvang.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | HOB ICT Securityhob-it.nl HQ: Lopik, NetherlandsReported employees: 11-50 | Lopik, Netherlands | 11-50 | Exact match | 14 contacts → |
“Bij HOB ICT Security werken we dagelijks aan het versterken van de weerbaarheid van middelgrote en grote organisaties tegen alle vormen van cyberdreigingen.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Eightfenceeightfence.io HQ: Rotterdam, NetherlandsReported employees: 11-50 | Rotterdam, Netherlands | 11-50 | Exact match | 14 contacts → |
“Democratizing Cybersecurity.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Base Cyber Securitybasecybersecurity.com HQ: Rotterdam, NetherlandsReported employees: 11-50 | Rotterdam, Netherlands | 11-50 | Exact match | 14 contacts → |
“Base is a niche consultancy & managed security solutions provider, offering services enabling organizations, and professionals, to build knowledge & capabilities in information…” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Cyberpeakcyberpeak.nl HQ: Arnhem, NetherlandsReported employees: 11-50 | Arnhem, Netherlands | 11-50 | Exact match | 13 contacts → |
“CyberPeak supports organizations in structurally setting up, securing, and managing their network and cybersecurity environments.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Masero Cyber Securitymasero.nl HQ: Veenendaal, NetherlandsReported employees: 11-50 | Veenendaal, Netherlands | 11-50 | Exact match | 12 contacts → |
“De dreiging van cyberaanvallen is groot.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Sirius Securitysiriussecurity.nl HQ: Alkmaar, NetherlandsReported employees: 1-10 | Alkmaar, Netherlands | 1-10 | Exact match | 12 contacts → |
“Specialists from Sirius Security have all the skills to help enterprise organisations to secure their IT environment.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Waker Cyber Securitywaker.nl HQ: Zuidlaren, NetherlandsReported employees: 11-50 | Zuidlaren, Netherlands | 11-50 | Exact match | 10 contacts → |
“Waker Cyber Security is hét cybersecuritybedrijf van het Noorden.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | HAK Beveiliging & Adviezenhakbeveiliging.nl HQ: Bruinisse, NetherlandsReported employees: 11-50 | Bruinisse, Netherlands | 11-50 | Exact match | 9 contacts → |
“Hak Beveiliging verzorgt ruim 24 jaar beveiligingsystemen van de hoogste kwaliteit tegen een scherpe prijs.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Cert2connectcert2connect.com HQ: Amsterdam, NetherlandsReported employees: 1-10 | Amsterdam, Netherlands | 1-10 | Exact match | 9 contacts → |
“Cert2Connect BV is the go-to party in the field of advanced digital security solutions, security services and cyber security.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Guardian360 B.Vguardian360.eu HQ: Rotterdam, NetherlandsReported employees: 11-50 | Rotterdam, Netherlands | 11-50 | Exact match | 9 contacts → |
“Your IT infrastructure is essential to your operation.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Data4 Cyber Securitydata4.nl HQ: Maastricht-airport, NetherlandsReported employees: 11-50 | Maastricht-airport, Netherlands | 11-50 | Exact match | 8 contacts → |
“Zoekt u digitale rust en zekerheid?” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Websec B.Vwebsec.nl HQ: Amsterdam, NetherlandsReported employees: 11-50 | Amsterdam, Netherlands | 11-50 | Exact match | 8 contacts → |
“WebSec is an all-in-one security company.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Netstream B.Vnetstream.nl HQ: Veenendaal, NetherlandsReported employees: 1-10 | Veenendaal, Netherlands | 1-10 | Exact match | 7 contacts → |
“NetStream is al meer dan 20 jaar een betrouwbare partner op het gebied van netwerkinfrastructuur en cybersecurity.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Neriumnerium.nl HQ: Eindhoven, NetherlandsReported employees: 1-10 | Eindhoven, Netherlands | 1-10 | Exact match | 7 contacts → |
“Nerium is a cyber security company specialized in monitoring, detecting, and responding to digital attacks.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Xtrn-Securextrn-secure.nl HQ: Roermond, NetherlandsReported employees: 11-50 | Roermond, Netherlands | 11-50 | Exact match | 5 contacts → |
“Bij XTRN-SECURE, een vooruitstrevende ICT-organisatie, hebben we een diepgewortelde passie voor cybersecurity.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Netkey Securitynetkey.nl HQ: Zaandam, NetherlandsReported employees: 1-10 | Zaandam, Netherlands | 1-10 | Exact match | 5 contacts → |
“Netwerkbeveiliging is nog nooit zo uitdagend geweest.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | NEO Securityneosecurity.nl HQ: Amsterdam, NetherlandsReported employees: 11-50 | Amsterdam, Netherlands | 11-50 | Exact match | 5 contacts → |
“Welcome to Neo Security (a Korper ICT company); your partner in cutting-edge cybersecurity and data protection.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Otconnectotconnect.nl HQ: Utrecht, NetherlandsReported employees: 1-10 | Utrecht, Netherlands | 1-10 | Exact match | 5 contacts → |
“At OTconnect, we are passionate about cybersecurity and helping industrial companies protect their critical infrastructure from cyber threats.” Recorded description excerpt · September 21, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 114 company matches
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Network security monitoring services: dataset insights
September 21, 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
114 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 worldwide rather than for Netherlands, so it is reported there. Company counts and contact totals on this page are exact for Netherlands, over 114 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 21, 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 ↗
Questions about this company list
What does Exact match mean for network security monitoring services?
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 network security monitoring services did RevenueBase find based in the Netherlands?
The saved snapshot records 114 matching company records, 1,384 tracked contacts and 462 verified emails. The public preview displays 25 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 21, 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 25 network security monitoring services based in the Netherlands. Snapshot: September 21, 2026. https://revenuebase.ai/companies/network-security-monitoring-services/netherlands.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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