Company lists · Data refreshed October 2026
Top 19 Cybersecurity consulting service providers based in Luxembourg
RevenueBase identified 49 company matches for cybersecurity consulting service providers associated with Luxembourg as of October 2026 and tracks 397 professional contacts across them, including 173 with verified work emails. Luxembourg is the largest hub.
This list covers company matches for cybersecurity consulting service providers associated with Luxembourg, 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 October 1, 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 19 largest cybersecurity consulting service providers based in Luxembourg
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 163 contacts → | ||||
Exact match “Transforming Technology into Business Impact At QBA, we believe technology should not just work-it should transform.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 2 | 37 contacts → | ||||
Exact match “Simac PSF – Your Trusted IT Partner in Luxembourg Simac PSF was established in 1997 in Luxembourg.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 3 | 22 contacts → | ||||
Exact match “dartalis is a regional leader and an independent company focused on information security since 2001.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 4 | 14 contacts → | ||||
Exact match “La technologie améliore notre quotidien et transforme les pratiques professionnelles bien au-delà de ce que l’on aurait pu imaginer.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 5 | 13 contacts → | ||||
Exact match “Cyber Security / Cloud Computing / IT Consulting / Staffing Solutions F3C Systems is specialized in providing, maintaining, and operating secure IT Infrastructure for its…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 6 | 11 contacts → | ||||
Exact match “Located and active in Luxembourg, but also in the neighbouring countries, ADRONH is a young company of Cyber Security consultants.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 7 | 10 contacts → | ||||
Exact match “Cybersecurity Consultancy focused on delivering actionable and smart security.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 8 | 9 contacts → | ||||
Exact match “Snowball Technology is a cybersecurity consulting firm focused on providing cloud security solutions and services to protect organizations and individuals from cyber threats.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 9 | 8 contacts → | ||||
Exact match “We provide independent consulting services in the information security field.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 10 | 8 contacts → | ||||
Exact match “itrust consulting has become a recognised and trustworthy actor in the Information Security field in Luxembourg and even throughout Europe.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 11 | 8 contacts → | ||||
Exact match “Excellium Services is a cybersecurity services company established in Luxembourg since 2012 and more recently in Belgium, with activities and partnerships in Europe and Africa.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 12 | 6 contacts → | ||||
Exact match “F3S – Facility, Security, Safety & Services F3S, précurseur!” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 13 | 5 contacts → | ||||
Exact match “Scott & Owens – Consulting Services provides experienced profiles to banks, asset managers, insurance companies, corporate services, regulating bodies and other financial players…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 14 | 2 contacts → | ||||
Exact match “Alzette Information Security is a consulting and training company specialized in information security, providing exceptionally high quality, tailor-made services to customers…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 15 | 2 contacts → | ||||
Exact match “We provide comprehensive services to support your business by leveraging strategies to drive people, process, information and technology considerations.” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 16 | 2 contacts → | ||||
Exact match “CipherQuest provides information security consulting services for public and private organizations throughout the world, specializing in Penetration and Vulnerability Testing…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 17 | 1 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 18 | 1 contacts → | ||||
Exact match “Nos champs d’actions sont les suivants : • Audit de votre système d’information, • Renseignement sur l’utilisation de vos solutions en relation avec nos compétences • Maintenance…” Recorded in the RevenueBase company graph · Oct 1, 2026 · View company records in RevenueBase | |||||
| 19 | 1 contacts → | ||||
Exact match “N-Lux is providing high added value IT consulting services such as DevSecOps, container orchestration, Cloud Computing and IT Security.” Recorded in the RevenueBase company graph · Oct 1, 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 consulting service providers”. 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 19 of 49 cybersecurity consulting service providers based in Luxembourg
See the full list, filter by size, metro and specialty, and access 173 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Cybersecurity consulting service providers based in Luxembourg at a glance
As of Oct 1, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for Luxembourg, so it is reported there. Company counts and contact totals on this page are exact for Luxembourg, over 49 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 Luxembourg whose business descriptions match “cybersecurity consulting service providers” 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 173 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 October 1, 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 “cybersecurity consulting service providers”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many cybersecurity consulting service providers are there based in Luxembourg?
RevenueBase identified 49 company matches for cybersecurity consulting service providers associated with Luxembourg as of October 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?
QBA Worldwide tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most cybersecurity consulting service providers?
Luxembourg leads with 24 company records, followed by Leudelange (3) and Contern (2).
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 173 professional contacts with verified work emails tracked across these 49 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 October 1, 2026.
Ready to reach these companies? Verified emails and direct dials for all 49 cybersecurity consulting service providers based in Luxembourg. Start with a free account, no credit card.
Download this list →Related lists
Cybersecurity consulting service providers by geography
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- Cybersecurity consulting service providers based in Melbourne, Australia
- Cybersecurity consulting service providers based in Perth, Australia
- Cybersecurity consulting service providers based in Sydney, Australia
- Cybersecurity consulting service providers based in Vienna, Austria
- Cybersecurity consulting service providers based in Dhaka, Bangladesh
- Cybersecurity consulting service providers based in Barueri, Brazil
- Cybersecurity consulting service providers based in Belo Horizonte, Brazil
- Cybersecurity consulting service providers based in Brasilia, Brazil
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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- Cybersecurity consulting service providers based in Buenos Aires, Argentina
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Company intelligence · public preview
Top 19 cybersecurity consulting service providers based in Luxembourg
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 49 matching company records for cybersecurity consulting service providers based in Luxembourg, with 397 tracked contacts and 173 verified work emails.
This public preview shows 19 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 1, 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 19 cybersecurity consulting service providers based in Luxembourg
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 |  QBA Worldwideqbadvisory.comHQ: LuxembourgReported employees: 201-500 | Luxembourg | 201-500 | Exact match | 163 contacts → |
“Transforming Technology into Business Impact At QBA, we believe technology should not just work-it should transform.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Simac PSFsimac.luHQ: Leudelange, LuxembourgReported employees: 51-200 | Leudelange, Luxembourg | 51-200 | Exact match | 37 contacts → |
“Simac PSF – Your Trusted IT Partner in Luxembourg Simac PSF was established in 1997 in Luxembourg.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Dartalisdartalis.luHQ: Contern, LuxembourgReported employees: 11-50 | Contern, Luxembourg | 11-50 | Exact match | 22 contacts → |
“dartalis is a regional leader and an independent company focused on information security since 2001.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Eset Beluxeset.comHQ: Dudelange, LuxembourgReported employees: 11-50 | Dudelange, Luxembourg | 11-50 | Exact match | 14 contacts → |
“La technologie améliore notre quotidien et transforme les pratiques professionnelles bien au-delà de ce que l’on aurait pu imaginer.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  F3c-Systemsf3c-systems.euHQ: LuxembourgReported employees: 11-50 | Luxembourg | 11-50 | Exact match | 13 contacts → |
“Cyber Security / Cloud Computing / IT Consulting / Staffing Solutions F3C Systems is specialized in providing, maintaining, and operating secure IT Infrastructure for its…” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Adronhadronh.comHQ: LuxembourgReported employees: 11-50 | Luxembourg | 11-50 | Exact match | 11 contacts → |
“Located and active in Luxembourg, but also in the neighbouring countries, ADRONH is a young company of Cyber Security consultants.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Cubic Consulting Sarlcubic.consultingHQ: Leudelange, LuxembourgReported employees: 1-10 | Leudelange, Luxembourg | 1-10 | Exact match | 10 contacts → |
“Cybersecurity Consultancy focused on delivering actionable and smart security.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Snowball Technologysnowballtechnology.comHQ: Leudelange, LuxembourgReported employees: 11-50 | Leudelange, Luxembourg | 11-50 | Exact match | 9 contacts → |
“Snowball Technology is a cybersecurity consulting firm focused on providing cloud security solutions and services to protect organizations and individuals from cyber threats.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  IMRIMimrim.comHQ: Contern, LuxembourgReported employees: 1-10 | Contern, Luxembourg | 1-10 | Exact match | 8 contacts → |
“We provide independent consulting services in the information security field.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Itrust Consulting S. À R. Litrust.luHQ: Niederanven, LuxembourgReported employees: 11-50 | Niederanven, Luxembourg | 11-50 | Exact match | 8 contacts → |
“itrust consulting has become a recognised and trustworthy actor in the Information Security field in Luxembourg and even throughout Europe.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Excellium Servicesexcellium-services.com HQ: LuxembourgReported employees: 51-200 | Luxembourg | 51-200 | Exact match | 8 contacts → |
“Excellium Services is a cybersecurity services company established in Luxembourg since 2012 and more recently in Belgium, with activities and partnerships in Europe and Africa.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  F3sf3s-belux.comHQ: Steinfort, LuxembourgReported employees: 1-10 | Steinfort, Luxembourg | 1-10 | Exact match | 6 contacts → |
“F3S – Facility, Security, Safety & Services F3S, précurseur!” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Scott & Owensscottandowens.comHQ: LuxembourgReported employees: 11-50 | Luxembourg | 11-50 | Exact match | 5 contacts → |
“Scott & Owens – Consulting Services provides experienced profiles to banks, asset managers, insurance companies, corporate services, regulating bodies and other financial players…” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Alzette Information Securityalzetteinfosec.comHQ: LuxembourgReported employees: 1-10 | Luxembourg | 1-10 | Exact match | 2 contacts → |
“Alzette Information Security is a consulting and training company specialized in information security, providing exceptionally high quality, tailor-made services to customers…” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Ogma Consultingogma.luHQ: Windhof, LuxembourgReported employees: 1-10 | Windhof, Luxembourg | 1-10 | Exact match | 2 contacts → |
“We provide comprehensive services to support your business by leveraging strategies to drive people, process, information and technology considerations.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Cipherquestcipherquest.comHQ: Prettingen, LuxembourgReported employees: 1-10 | Prettingen, Luxembourg | 1-10 | Exact match | 2 contacts → |
“CipherQuest provides information security consulting services for public and private organizations throughout the world, specializing in Penetration and Vulnerability Testing…” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Linoseclinosec.luHQ: LuxembourgReported employees: 1-10 | Luxembourg | 1-10 | Exact match | 1 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 18 | 2s-It Sarls2s-it.lu HQ: LuxembourgReported employees: 1-10 | Luxembourg | 1-10 | Exact match | 1 contacts → |
“Nos champs d’actions sont les suivants : • Audit de votre système d’information, • Renseignement sur l’utilisation de vos solutions en relation avec nos compétences • Maintenance…” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  N-Luxnlux.luHQ: LuxembourgReported employees: 1-10 | Luxembourg | 1-10 | Exact match | 1 contacts → |
“N-Lux is providing high added value IT consulting services such as DevSecOps, container orchestration, Cloud Computing and IT Security.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 19 of 49 company matches
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Cybersecurity consulting service providers: dataset insights
October 1, 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
49 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 Luxembourg, so it is reported there. Company counts and contact totals on this page are exact for Luxembourg, over 49 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: October 1, 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 cybersecurity consulting service providers?
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 consulting service providers did RevenueBase find based in Luxembourg?
The saved snapshot records 49 matching company records, 397 tracked contacts and 173 verified emails. The public preview displays 19 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: October 1, 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 consulting service providers by geography
- Cybersecurity consulting service providers based in Buenos Aires, Argentina
- Cybersecurity consulting service providers based in Adelaide, Australia
- Cybersecurity consulting service providers based in Brisbane, Australia
- Cybersecurity consulting service providers based in Canberra, Australia
- Cybersecurity consulting service providers based in Melbourne, Australia
- Cybersecurity consulting service providers based in Perth, Australia
- Cybersecurity consulting service providers based in Sydney, Australia
- Cybersecurity consulting service providers based in Vienna, Austria
- Cybersecurity consulting service providers based in Dhaka, Bangladesh
- Cybersecurity consulting service providers based in Barueri, Brazil
- Cybersecurity consulting service providers based in Belo Horizonte, Brazil
- Cybersecurity consulting service providers based in Brasilia, Brazil
Cite this list
RevenueBase Data Team. Top 19 cybersecurity consulting service providers based in Luxembourg. Snapshot: October 1, 2026. https://revenuebase.ai/companies/cybersecurity-consulting-service-providers/luxembourg.
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
- Cybersecurity consulting service providers based in Buenos Aires, Argentina
- Cybersecurity consulting service providers based in Adelaide, Australia
- Cybersecurity consulting service providers based in Brisbane, Australia
- Cybersecurity consulting service providers based in Canberra, Australia
- Cybersecurity consulting service providers based in Melbourne, Australia
- Cybersecurity consulting service providers based in Perth, Australia
Company intelligence · public preview
Top 19 cybersecurity consulting service providers based in Luxembourg
RevenueBase records 49 matching company records for cybersecurity consulting service providers based in Luxembourg, with 397 tracked contacts and 173 verified work emails.
This public preview shows 19 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 1, 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 19 cybersecurity consulting service providers based in Luxembourg
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 | QBA Worldwideqbadvisory.com HQ: LuxembourgReported employees: 201-500 | Luxembourg | 201-500 | Exact match | 163 contacts → |
“Transforming Technology into Business Impact At QBA, we believe technology should not just work-it should transform.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Simac PSFsimac.lu HQ: Leudelange, LuxembourgReported employees: 51-200 | Leudelange, Luxembourg | 51-200 | Exact match | 37 contacts → |
“Simac PSF – Your Trusted IT Partner in Luxembourg Simac PSF was established in 1997 in Luxembourg.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Dartalisdartalis.lu HQ: Contern, LuxembourgReported employees: 11-50 | Contern, Luxembourg | 11-50 | Exact match | 22 contacts → |
“dartalis is a regional leader and an independent company focused on information security since 2001.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Eset Beluxeset.com HQ: Dudelange, LuxembourgReported employees: 11-50 | Dudelange, Luxembourg | 11-50 | Exact match | 14 contacts → |
“La technologie améliore notre quotidien et transforme les pratiques professionnelles bien au-delà de ce que l’on aurait pu imaginer.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | F3c-Systemsf3c-systems.eu HQ: LuxembourgReported employees: 11-50 | Luxembourg | 11-50 | Exact match | 13 contacts → |
“Cyber Security / Cloud Computing / IT Consulting / Staffing Solutions F3C Systems is specialized in providing, maintaining, and operating secure IT Infrastructure for its…” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Adronhadronh.com HQ: LuxembourgReported employees: 11-50 | Luxembourg | 11-50 | Exact match | 11 contacts → |
“Located and active in Luxembourg, but also in the neighbouring countries, ADRONH is a young company of Cyber Security consultants.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Cubic Consulting Sarlcubic.consulting HQ: Leudelange, LuxembourgReported employees: 1-10 | Leudelange, Luxembourg | 1-10 | Exact match | 10 contacts → |
“Cybersecurity Consultancy focused on delivering actionable and smart security.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Snowball Technologysnowballtechnology.com HQ: Leudelange, LuxembourgReported employees: 11-50 | Leudelange, Luxembourg | 11-50 | Exact match | 9 contacts → |
“Snowball Technology is a cybersecurity consulting firm focused on providing cloud security solutions and services to protect organizations and individuals from cyber threats.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | IMRIMimrim.com HQ: Contern, LuxembourgReported employees: 1-10 | Contern, Luxembourg | 1-10 | Exact match | 8 contacts → |
“We provide independent consulting services in the information security field.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Itrust Consulting S. À R. Litrust.lu HQ: Niederanven, LuxembourgReported employees: 11-50 | Niederanven, Luxembourg | 11-50 | Exact match | 8 contacts → |
“itrust consulting has become a recognised and trustworthy actor in the Information Security field in Luxembourg and even throughout Europe.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Excellium Servicesexcellium-services.com HQ: LuxembourgReported employees: 51-200 | Luxembourg | 51-200 | Exact match | 8 contacts → |
“Excellium Services is a cybersecurity services company established in Luxembourg since 2012 and more recently in Belgium, with activities and partnerships in Europe and Africa.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | F3sf3s-belux.com HQ: Steinfort, LuxembourgReported employees: 1-10 | Steinfort, Luxembourg | 1-10 | Exact match | 6 contacts → |
“F3S – Facility, Security, Safety & Services F3S, précurseur!” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Scott & Owensscottandowens.com HQ: LuxembourgReported employees: 11-50 | Luxembourg | 11-50 | Exact match | 5 contacts → |
“Scott & Owens – Consulting Services provides experienced profiles to banks, asset managers, insurance companies, corporate services, regulating bodies and other financial players…” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Alzette Information Securityalzetteinfosec.com HQ: LuxembourgReported employees: 1-10 | Luxembourg | 1-10 | Exact match | 2 contacts → |
“Alzette Information Security is a consulting and training company specialized in information security, providing exceptionally high quality, tailor-made services to customers…” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Ogma Consultingogma.lu HQ: Windhof, LuxembourgReported employees: 1-10 | Windhof, Luxembourg | 1-10 | Exact match | 2 contacts → |
“We provide comprehensive services to support your business by leveraging strategies to drive people, process, information and technology considerations.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Cipherquestcipherquest.com HQ: Prettingen, LuxembourgReported employees: 1-10 | Prettingen, Luxembourg | 1-10 | Exact match | 2 contacts → |
“CipherQuest provides information security consulting services for public and private organizations throughout the world, specializing in Penetration and Vulnerability Testing…” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Linoseclinosec.lu HQ: LuxembourgReported employees: 1-10 | Luxembourg | 1-10 | Exact match | 1 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 18 | 2s-It Sarls2s-it.lu HQ: LuxembourgReported employees: 1-10 | Luxembourg | 1-10 | Exact match | 1 contacts → |
“Nos champs d’actions sont les suivants : • Audit de votre système d’information, • Renseignement sur l’utilisation de vos solutions en relation avec nos compétences • Maintenance…” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | N-Luxnlux.lu HQ: LuxembourgReported employees: 1-10 | Luxembourg | 1-10 | Exact match | 1 contacts → |
“N-Lux is providing high added value IT consulting services such as DevSecOps, container orchestration, Cloud Computing and IT Security.” Recorded description excerpt · October 1, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 19 of 49 company matches
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Cybersecurity consulting service providers: dataset insights
October 1, 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
49 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 Luxembourg, so it is reported there. Company counts and contact totals on this page are exact for Luxembourg, over 49 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: October 1, 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 cybersecurity consulting service providers?
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 consulting service providers did RevenueBase find based in Luxembourg?
The saved snapshot records 49 matching company records, 397 tracked contacts and 173 verified emails. The public preview displays 19 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: October 1, 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 consulting service providers by geography
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Cite this list
RevenueBase Data Team. Top 19 cybersecurity consulting service providers based in Luxembourg. Snapshot: October 1, 2026. https://revenuebase.ai/companies/cybersecurity-consulting-service-providers/luxembourg.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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