Company lists · Data refreshed September 2026
Top 25 IT infrastructure and security companies based in Portugal
RevenueBase identified 232 company matches for IT infrastructure and security companies associated with Portugal as of September 2026 and tracks 6,292 professional contacts across them, including 1,542 with verified work emails and 337 with mobile numbers. Lisbon is the largest hub.
This list covers company matches for IT infrastructure and security companies associated with Portugal, 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 27, 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 IT infrastructure and security companies based in Portugal
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,220 contacts → | ||||
Exact match “Noesis is an international tech consulting company with 30 years of experience, delivering solutions to drive digital transformation and support business growth.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 2 | 859 contacts → | ||||
Exact match “The best of ICT with a human touch Na Axians Portugal, marca de ICT do grupo VINCI Energies, desenvolvemos soluções inovadoras para responder a desafios críticos de negócio e da…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 3 | 753 contacts → | ||||
Exact match “Claranet Portugal is the Portuguese market leader in Information Technologies and a specialist in Cloud, Workplace, Applications, Data & AI and Security solutions and managed…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 4 | 688 contacts → | ||||
Exact match “Link is an expert team within Linkroad, delivering strategy-led design and cutting-edge engineering across data, applications and cloud.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 5 | 129 contacts → | ||||
Exact match “Fundada em 2002, a SECURNET dedica-se à integração de tecnologias de informação, prestando um conjunto de serviços técnicos especializados de consultoria e auditoria, engenharia…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 6 | 115 contacts → | ||||
Exact match “Founded in 2006, A2IT Technology is a leading company specialized in Service Desk, Datacenter, Cloud, Cybersecurity, Digital Transformation, Managed Services and AI.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 7 | 115 contacts → | ||||
Exact match “ARMIS is a technology group with more than 19 years of history, dedicated to innovation, development and implementation of solutions that improve the growth of its clients.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 8 | 114 contacts → | ||||
Exact match “Warpcom is the market leader in deploying unified communications and collaboration, contact center, mobility, cybersecurity, and data center and cloud solutions.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 9 | 105 contacts → | ||||
Exact match “A Decsis é uma empresa de tecnologia fundada em 1994 que ajuda empresas a prosperarem com soluções de TI personalizadas e confiáveis.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 10 | 97 contacts → | ||||
Exact match “RIS 2048 is a society constituted in the year to aggregate into a single structure the activity of several information systems companies that operated in Portugal’s Northern…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 11 | 96 contacts → | ||||
Exact match “A LAYER8 é uma empresa de Segurança da Informação e Gestão de Conformidade dedicada à proteção dos seus ativos digitais e à garantia da conformidade regulamentar.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 12 | 76 contacts → | ||||
Exact match “Eurotux’s service offering includes Managed Services, Cloud & DevOps, Security Operations Centre (SOC), and Artificial Intelligence (AI).” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 13 | 74 contacts → | ||||
Exact match “C2B Consulting like any other consulting company represents a group of professionals that are keen to provide the best solutions to our present and future customers/partners.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 14 | 72 contacts → | ||||
Exact match “A IT Consulting é uma empresa que constrói soluções eficientes nas áreas das tecnologias de informação contribuindo para o desenvolvimento e continuidade do seu negócio.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 15 | 70 contacts → | ||||
Exact match “At ORBCOM, we are passionate about technology and innovation.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 16 | 56 contacts → | ||||
Exact match “CyberSafe is a Portuguese company focused on cybersecurity.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 17 | 50 contacts → | ||||
Exact match “A oferta da Divultec é centrada na Integração de Sistemas, oferecendo soluções de backup, comunicações, segurança, infraestruturas de servidores e armazenamento, virtualização…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 18 | 46 contacts → | ||||
Exact match “Inspiring Solutions is a company that operates in the Information Technology Integration market, offering its customers a portfolio of innovative solutions and services.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 19 | 43 contacts → | ||||
Exact match “OneSource is an IT company specialized in the fields of data communications, security, networking and systems management, including the consultancy, auditing, design, development…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 20 | 43 contacts → | ||||
Exact match “Chief Security Officers it's a company of the group Art of Knowledge, specialized in the field of information security.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 21 | 40 contacts → | ||||
Exact match “DefensePoint builds secure software and delivers cybersecurity services for regulated industries - defense, finance, healthcare, and energy.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 22 | 37 contacts → | ||||
Exact match “We work, IT works.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 23 | 31 contacts → | ||||
Exact match “Project started in 2017 and developed by experienced professionals in the area of information technologies, with deep knowledge of the national and international market, having…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 24 | 28 contacts → | ||||
Exact match “A Base TX é uma empresa especializada no desenvolvimento e implementação de Software de Gestão, Infra-Estruturas e Segurança.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase | |||||
| 25 | 26 contacts → | ||||
Exact match “A hes é uma empresa prestadora de serviços e fornecedora de soluções globais na área dos sistemas de informação.” Recorded in the RevenueBase company graph · Sep 27, 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 “IT infrastructure and security companies”. 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 232 IT infrastructure and security companies based in Portugal
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IT infrastructure and security companies based in Portugal at a glance
As of Sep 27, 2026Companies by employee count
Freshness & accuracy
How recently the business emails were verified and the company information checked
Email last verified
Median 29.0dCompany record updated
Median 80.0dHow 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 Portugal whose business descriptions match “IT infrastructure and security companies” 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 1,542 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 27, 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 “IT infrastructure and security companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many IT infrastructure and security companies are there based in Portugal?
RevenueBase identified 232 company matches for IT infrastructure and security companies associated with Portugal 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?
Noesis tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most IT infrastructure and security companies?
Lisbon leads with 52 company records, followed by Porto (16) and Amadora (7).
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 1,542 professional contacts with verified work emails tracked across these 232 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 27, 2026.
Ready to reach these companies? Verified emails and direct dials for all 232 IT infrastructure and security companies based in Portugal. Start with a free account, no credit card.
Download this list →Related lists
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- IT infrastructure and security companies based in the Netherlands
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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
- IT infrastructure and security companies based in the United States
- IT infrastructure and security companies based in Brazil
- IT infrastructure and security companies based in the United Kingdom
- IT infrastructure and security companies based in Germany
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Company intelligence · public preview
Top 25 IT infrastructure and security companies based in Portugal
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 232 matching company records for IT infrastructure and security companies based in Portugal, with 6,292 tracked contacts and 1,542 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 27, 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 IT infrastructure and security companies based in Portugal
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 |  Noesisnoesis-corporation.comHQ: Lisbon, PortugalReported employees: 1,001-5,000 | Lisbon, Portugal | 1,001-5,000 | Exact match | 1,220 contacts → |
“Noesis is an international tech consulting company with 30 years of experience, delivering solutions to drive digital transformation and support business growth.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Axians Portugalaxians.ptHQ: Lisbon, PortugalReported employees: 1,001-5,000 | Lisbon, Portugal | 1,001-5,000 | Exact match | 859 contacts → |
“The best of ICT with a human touch Na Axians Portugal, marca de ICT do grupo VINCI Energies, desenvolvemos soluções inovadoras para responder a desafios críticos de negócio e da…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Claranet Portugalclaranet.comHQ: Lisbon, PortugalReported employees: 1,001-5,000 | Lisbon, Portugal | 1,001-5,000 | Exact match | 753 contacts → |
“Claranet Portugal is the Portuguese market leader in Information Technologies and a specialist in Cloud, Workplace, Applications, Data & AI and Security solutions and managed…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  LINKlinkconsulting.comHQ: Lisbon, PortugalReported employees: 501-1,000 | Lisbon, Portugal | 501-1,000 | Exact match | 688 contacts → |
“Link is an expert team within Linkroad, delivering strategy-led design and cutting-edge engineering across data, applications and cloud.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Securnetsecurnet.ptHQ: Ermesinde, PortugalReported employees: 51-200 | Ermesinde, Portugal | 51-200 | Exact match | 129 contacts → |
“Fundada em 2002, a SECURNET dedica-se à integração de tecnologias de informação, prestando um conjunto de serviços técnicos especializados de consultoria e auditoria, engenharia…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  A2it Technologya2it.comHQ: Almada, PortugalReported employees: 51-200 | Almada, Portugal | 51-200 | Exact match | 115 contacts → |
“Founded in 2006, A2IT Technology is a leading company specialized in Service Desk, Datacenter, Cloud, Cybersecurity, Digital Transformation, Managed Services and AI.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Armis Grouparmisgroup.com HQ: Porto, PortugalReported employees: 201-500 | Porto, Portugal | 201-500 | Exact match | 115 contacts → |
“ARMIS is a technology group with more than 19 years of history, dedicated to innovation, development and implementation of solutions that improve the growth of its clients.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Warpcomwarpcom.comHQ: Amadora, PortugalReported employees: 51-200 | Amadora, Portugal | 51-200 | Exact match | 114 contacts → |
“Warpcom is the market leader in deploying unified communications and collaboration, contact center, mobility, cybersecurity, and data center and cloud solutions.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Decsis Sistemas DE Informaçãodecsis.euHQ: Porto, PortugalReported employees: 51-200 | Porto, Portugal | 51-200 | Exact match | 105 contacts → |
“A Decsis é uma empresa de tecnologia fundada em 1994 que ajuda empresas a prosperarem com soluções de TI personalizadas e confiáveis.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  RIS 2048ris2048.ptHQ: Aveiro, PortugalReported employees: 51-200 | Aveiro, Portugal | 51-200 | Exact match | 97 contacts → |
“RIS 2048 is a society constituted in the year to aggregate into a single structure the activity of several information systems companies that operated in Portugal’s Northern…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Layer8layer8.ptHQ: Lisbon, PortugalReported employees: 51-200 | Lisbon, Portugal | 51-200 | Exact match | 96 contacts → |
“A LAYER8 é uma empresa de Segurança da Informação e Gestão de Conformidade dedicada à proteção dos seus ativos digitais e à garantia da conformidade regulamentar.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Eurotuxeurotux.comHQ: Braga, PortugalReported employees: 51-200 | Braga, Portugal | 51-200 | Exact match | 76 contacts → |
“Eurotux’s service offering includes Managed Services, Cloud & DevOps, Security Operations Centre (SOC), and Artificial Intelligence (AI).” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  C2b Consultingc2b.ptHQ: Maia, PortugalReported employees: 51-200 | Maia, Portugal | 51-200 | Exact match | 74 contacts → |
“C2B Consulting like any other consulting company represents a group of professionals that are keen to provide the best solutions to our present and future customers/partners.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  IT Consultingitconsulting.ptHQ: Lisbon, PortugalReported employees: Not recorded | Lisbon, Portugal | Not recorded | Exact match | 72 contacts → |
“A IT Consulting é uma empresa que constrói soluções eficientes nas áreas das tecnologias de informação contribuindo para o desenvolvimento e continuidade do seu negócio.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Orbcomorbcom.ptHQ: Matosinhos, PortugalReported employees: 51-200 | Matosinhos, Portugal | 51-200 | Exact match | 70 contacts → |
“At ORBCOM, we are passionate about technology and innovation.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Cybersafecybersafe.ptHQ: Alfragide, PortugalReported employees: 11-50 | Alfragide, Portugal | 11-50 | Exact match | 56 contacts → |
“CyberSafe is a Portuguese company focused on cybersecurity.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Divultecdivultec.ptHQ: Porto, PortugalReported employees: 51-200 | Porto, Portugal | 51-200 | Exact match | 50 contacts → |
“A oferta da Divultec é centrada na Integração de Sistemas, oferecendo soluções de backup, comunicações, segurança, infraestruturas de servidores e armazenamento, virtualização…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Inspiring Solutionsinspiringsolutions.ptHQ: Lisbon, PortugalReported employees: 201-500 | Lisbon, Portugal | 201-500 | Exact match | 46 contacts → |
“Inspiring Solutions is a company that operates in the Information Technology Integration market, offering its customers a portfolio of innovative solutions and services.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Onesource, Consultoria Informática LDAonesource.ptHQ: Coimbra, PortugalReported employees: 11-50 | Coimbra, Portugal | 11-50 | Exact match | 43 contacts → |
“OneSource is an IT company specialized in the fields of data communications, security, networking and systems management, including the consultancy, auditing, design, development…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | HQ: Lisbon, PortugalReported employees: 11-50 | Lisbon, Portugal | 11-50 | Exact match | 43 contacts → |
“Chief Security Officers it's a company of the group Art of Knowledge, specialized in the field of information security.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Defensepointdefensepoint.comHQ: Lisbon, PortugalReported employees: 51-200 | Lisbon, Portugal | 51-200 | Exact match | 40 contacts → |
“DefensePoint builds secure software and delivers cybersecurity services for regulated industries - defense, finance, healthcare, and energy.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Compuworkscompuworks.ptHQ: Lisbon, PortugalReported employees: 51-200 | Lisbon, Portugal | 51-200 | Exact match | 37 contacts → |
“We work, IT works.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Active SYSactivesys.ptHQ: Matosinhos, PortugalReported employees: 11-50 | Matosinhos, Portugal | 11-50 | Exact match | 31 contacts → |
“Project started in 2017 and developed by experienced professionals in the area of information technologies, with deep knowledge of the national and international market, having…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Basetx Consultingbasetx.com HQ: Paredes, PortugalReported employees: 11-50 | Paredes, Portugal | 11-50 | Exact match | 28 contacts → |
“A Base TX é uma empresa especializada no desenvolvimento e implementação de Software de Gestão, Infra-Estruturas e Segurança.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  HEShes.ptHQ: Leiria, PortugalReported employees: 11-50 | Leiria, Portugal | 11-50 | Exact match | 26 contacts → |
“A hes é uma empresa prestadora de serviços e fornecedora de soluções globais na área dos sistemas de informação.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 232 company matches
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IT infrastructure and security companies: dataset insights
September 27, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
231 records in the displayed employee bands.
1 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Freshness & accuracy
How recently the business emails were verified and the company information checked
Email last verified
Median 29.0dCompany record updated
Median 80.0dHow 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.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
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 27, 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 IT infrastructure and security companies?
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 IT infrastructure and security companies did RevenueBase find based in Portugal?
The saved snapshot records 232 matching company records, 6,292 tracked contacts and 1,542 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 27, 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
IT infrastructure and security companies by geography
- IT infrastructure and security companies based in the United States
- IT infrastructure and security companies based in Brazil
- IT infrastructure and security companies based in the United Kingdom
- IT infrastructure and security companies based in Germany
- IT infrastructure and security companies based in Canada
- IT infrastructure and security companies based in France
- IT infrastructure and security companies based in Australia
- IT infrastructure and security companies based in Italy
- IT infrastructure and security companies based in Spain
- IT infrastructure and security companies based in the Netherlands
- IT infrastructure and security companies based in South Africa
- IT infrastructure and security companies based in Mexico
Cite this list
RevenueBase Data Team. Top 25 IT infrastructure and security companies based in Portugal. Snapshot: September 27, 2026. https://revenuebase.ai/companies/it-infrastructure-and-security-companies/portugal.
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
- IT infrastructure and security companies based in the United States
- IT infrastructure and security companies based in Brazil
- IT infrastructure and security companies based in the United Kingdom
- IT infrastructure and security companies based in Germany
- IT infrastructure and security companies based in Canada
- IT infrastructure and security companies based in France
Company intelligence · public preview
Top 25 IT infrastructure and security companies based in Portugal
RevenueBase records 232 matching company records for IT infrastructure and security companies based in Portugal, with 6,292 tracked contacts and 1,542 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 27, 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 IT infrastructure and security companies based in Portugal
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 | Noesisnoesis-corporation.com HQ: Lisbon, PortugalReported employees: 1,001-5,000 | Lisbon, Portugal | 1,001-5,000 | Exact match | 1,220 contacts → |
“Noesis is an international tech consulting company with 30 years of experience, delivering solutions to drive digital transformation and support business growth.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Axians Portugalaxians.pt HQ: Lisbon, PortugalReported employees: 1,001-5,000 | Lisbon, Portugal | 1,001-5,000 | Exact match | 859 contacts → |
“The best of ICT with a human touch Na Axians Portugal, marca de ICT do grupo VINCI Energies, desenvolvemos soluções inovadoras para responder a desafios críticos de negócio e da…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Claranet Portugalclaranet.com HQ: Lisbon, PortugalReported employees: 1,001-5,000 | Lisbon, Portugal | 1,001-5,000 | Exact match | 753 contacts → |
“Claranet Portugal is the Portuguese market leader in Information Technologies and a specialist in Cloud, Workplace, Applications, Data & AI and Security solutions and managed…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | LINKlinkconsulting.com HQ: Lisbon, PortugalReported employees: 501-1,000 | Lisbon, Portugal | 501-1,000 | Exact match | 688 contacts → |
“Link is an expert team within Linkroad, delivering strategy-led design and cutting-edge engineering across data, applications and cloud.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Securnetsecurnet.pt HQ: Ermesinde, PortugalReported employees: 51-200 | Ermesinde, Portugal | 51-200 | Exact match | 129 contacts → |
“Fundada em 2002, a SECURNET dedica-se à integração de tecnologias de informação, prestando um conjunto de serviços técnicos especializados de consultoria e auditoria, engenharia…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | A2it Technologya2it.com HQ: Almada, PortugalReported employees: 51-200 | Almada, Portugal | 51-200 | Exact match | 115 contacts → |
“Founded in 2006, A2IT Technology is a leading company specialized in Service Desk, Datacenter, Cloud, Cybersecurity, Digital Transformation, Managed Services and AI.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Armis Grouparmisgroup.com HQ: Porto, PortugalReported employees: 201-500 | Porto, Portugal | 201-500 | Exact match | 115 contacts → |
“ARMIS is a technology group with more than 19 years of history, dedicated to innovation, development and implementation of solutions that improve the growth of its clients.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Warpcomwarpcom.com HQ: Amadora, PortugalReported employees: 51-200 | Amadora, Portugal | 51-200 | Exact match | 114 contacts → |
“Warpcom is the market leader in deploying unified communications and collaboration, contact center, mobility, cybersecurity, and data center and cloud solutions.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Decsis Sistemas DE Informaçãodecsis.eu HQ: Porto, PortugalReported employees: 51-200 | Porto, Portugal | 51-200 | Exact match | 105 contacts → |
“A Decsis é uma empresa de tecnologia fundada em 1994 que ajuda empresas a prosperarem com soluções de TI personalizadas e confiáveis.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | RIS 2048ris2048.pt HQ: Aveiro, PortugalReported employees: 51-200 | Aveiro, Portugal | 51-200 | Exact match | 97 contacts → |
“RIS 2048 is a society constituted in the year to aggregate into a single structure the activity of several information systems companies that operated in Portugal’s Northern…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Layer8layer8.pt HQ: Lisbon, PortugalReported employees: 51-200 | Lisbon, Portugal | 51-200 | Exact match | 96 contacts → |
“A LAYER8 é uma empresa de Segurança da Informação e Gestão de Conformidade dedicada à proteção dos seus ativos digitais e à garantia da conformidade regulamentar.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Eurotuxeurotux.com HQ: Braga, PortugalReported employees: 51-200 | Braga, Portugal | 51-200 | Exact match | 76 contacts → |
“Eurotux’s service offering includes Managed Services, Cloud & DevOps, Security Operations Centre (SOC), and Artificial Intelligence (AI).” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | C2b Consultingc2b.pt HQ: Maia, PortugalReported employees: 51-200 | Maia, Portugal | 51-200 | Exact match | 74 contacts → |
“C2B Consulting like any other consulting company represents a group of professionals that are keen to provide the best solutions to our present and future customers/partners.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | IT Consultingitconsulting.pt HQ: Lisbon, PortugalReported employees: Not recorded | Lisbon, Portugal | Not recorded | Exact match | 72 contacts → |
“A IT Consulting é uma empresa que constrói soluções eficientes nas áreas das tecnologias de informação contribuindo para o desenvolvimento e continuidade do seu negócio.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Orbcomorbcom.pt HQ: Matosinhos, PortugalReported employees: 51-200 | Matosinhos, Portugal | 51-200 | Exact match | 70 contacts → |
“At ORBCOM, we are passionate about technology and innovation.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Cybersafecybersafe.pt HQ: Alfragide, PortugalReported employees: 11-50 | Alfragide, Portugal | 11-50 | Exact match | 56 contacts → |
“CyberSafe is a Portuguese company focused on cybersecurity.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Divultecdivultec.pt HQ: Porto, PortugalReported employees: 51-200 | Porto, Portugal | 51-200 | Exact match | 50 contacts → |
“A oferta da Divultec é centrada na Integração de Sistemas, oferecendo soluções de backup, comunicações, segurança, infraestruturas de servidores e armazenamento, virtualização…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Inspiring Solutionsinspiringsolutions.pt HQ: Lisbon, PortugalReported employees: 201-500 | Lisbon, Portugal | 201-500 | Exact match | 46 contacts → |
“Inspiring Solutions is a company that operates in the Information Technology Integration market, offering its customers a portfolio of innovative solutions and services.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Onesource, Consultoria Informática LDAonesource.pt HQ: Coimbra, PortugalReported employees: 11-50 | Coimbra, Portugal | 11-50 | Exact match | 43 contacts → |
“OneSource is an IT company specialized in the fields of data communications, security, networking and systems management, including the consultancy, auditing, design, development…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | HQ: Lisbon, PortugalReported employees: 11-50 | Lisbon, Portugal | 11-50 | Exact match | 43 contacts → |
“Chief Security Officers it's a company of the group Art of Knowledge, specialized in the field of information security.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Defensepointdefensepoint.com HQ: Lisbon, PortugalReported employees: 51-200 | Lisbon, Portugal | 51-200 | Exact match | 40 contacts → |
“DefensePoint builds secure software and delivers cybersecurity services for regulated industries - defense, finance, healthcare, and energy.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Compuworkscompuworks.pt HQ: Lisbon, PortugalReported employees: 51-200 | Lisbon, Portugal | 51-200 | Exact match | 37 contacts → |
“We work, IT works.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Active SYSactivesys.pt HQ: Matosinhos, PortugalReported employees: 11-50 | Matosinhos, Portugal | 11-50 | Exact match | 31 contacts → |
“Project started in 2017 and developed by experienced professionals in the area of information technologies, with deep knowledge of the national and international market, having…” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Basetx Consultingbasetx.com HQ: Paredes, PortugalReported employees: 11-50 | Paredes, Portugal | 11-50 | Exact match | 28 contacts → |
“A Base TX é uma empresa especializada no desenvolvimento e implementação de Software de Gestão, Infra-Estruturas e Segurança.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | HEShes.pt HQ: Leiria, PortugalReported employees: 11-50 | Leiria, Portugal | 11-50 | Exact match | 26 contacts → |
“A hes é uma empresa prestadora de serviços e fornecedora de soluções globais na área dos sistemas de informação.” Recorded description excerpt · September 27, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 232 company matches
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IT infrastructure and security companies: dataset insights
September 27, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
231 records in the displayed employee bands.
1 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Freshness & accuracy
How recently the business emails were verified and the company information checked
Email last verified
Median 29.0dCompany record updated
Median 80.0dHow 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.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
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 27, 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 IT infrastructure and security companies?
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 IT infrastructure and security companies did RevenueBase find based in Portugal?
The saved snapshot records 232 matching company records, 6,292 tracked contacts and 1,542 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 27, 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 IT infrastructure and security companies based in Portugal. Snapshot: September 27, 2026. https://revenuebase.ai/companies/it-infrastructure-and-security-companies/portugal.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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