Company lists · Data refreshed September 2026
Top 25 Surveillance and monitoring services based in Portugal
RevenueBase identified 107 company matches for surveillance and monitoring services associated with Portugal as of September 2026 and tracks 2,688 professional contacts across them, including 213 with verified work emails. Lisbon is the largest hub.
This list covers company matches for surveillance and monitoring services 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 22, 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 surveillance and monitoring services based in Portugal
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 893 contacts → | ||||
Exact match “Security Company Electronics developers Systems integrator” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 2 | 448 contacts → | ||||
Exact match “A Prestibel opera no mercado desde 1985 e é especializada na prestação de serviços de segurança privada, tanto na vertente da vigilância humana como na vertente de vigilância…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 3 | 70 contacts → | ||||
Exact match “Engenharia de Segurança O Grupo Global Segurança foi fundado em 1985, e é actualmente um dos mais antigos na actividade da segurança.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 4 | 31 contacts → | ||||
Exact match “Há mais de 20 anos no mercado da segurança privada.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 5 | 27 contacts → | ||||
Exact match “Fundada em 1996, em Aveiro, a Metaveiro - Segurança e Telecomunicações destaca-se com uma vasta experiência e um portfólio abrangente de clientes e serviços nos setores de…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 6 | 25 contacts → | ||||
Exact match “A Sensorpoint é uma empresa que se diferencia das demais do sector por desenvolver a sua actividade transversalmente ao ciclo de vida de uma instalação.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 7 | 22 contacts → | ||||
Exact match “Com atividade desde somos uma empresa especializada em Projetos, Comercialização, Instalação e Manutenção de equipamentos e sistemas de SEGURANÇA ELETRÓNICA e de COMBATE A…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 8 | 17 contacts → | ||||
Exact match “Security Systems and IT Engineering” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 9 | 15 contacts → | ||||
Exact match “AGORA is a software engineering company focused on developing applications for physical security services and management.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 10 | 13 contacts → | ||||
Exact match “Founded in 1993 as a Distribution-oriented company for the Electronic Security Specialists.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 11 | 11 contacts → | ||||
Exact match “Devido ao aumento das necessidades de segurança existentes no mercado, surgiu a oportunidade de apresentação de soluções tecnológicas capazes de satisfazer todos os problemas…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 12 | 10 contacts → | ||||
Exact match “We are a company that presents, supplies and installs solutions, equipment and products of high technical condition in the field of security of people and goods.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 13 | 8 contacts → | ||||
Exact match “A Trialarmes Lda.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 14 | 6 contacts → | ||||
Exact match “Casmar Electrónica começou a sua atividade como distribuidor de produtos de segurança em 1978 em Barcelona, e em 2005 inicia a sua internacionalização com a abertura física da sua…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 15 | 6 contacts → | ||||
Exact match “A VIGION – Inovação e Segurança é uma empresa de destaque e referência no mercado nacional pela forma revolucionária como veio inovar e otimizar os sistemas de segurança.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 16 | 6 contacts → | ||||
Exact match “A SOC · Segurança Privada é uma empresa especializada na análise e prevenção de riscos, no desenvolvimento de Soluções e Serviços na área da Segurança e Vigilância.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 17 | 5 contacts → | ||||
Exact match “Empresa certificada em instalação e manutenção a sistemas de alarme de intrusão; incêndios; videovigilância, extintores; controlo de acessos e outros.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 18 | 4 contacts → | ||||
Exact match “Previchama is a company based out of Portugal.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 19 | 3 contacts → | ||||
Exact match “A 4SFTIS – Soluções Integradas de Segurança (4Safety®) é uma empresa especializada e certificada na instalação, manutenção e assistência técnica a inúmeros sistemas de segurança…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 20 | 3 contacts → | ||||
Exact match “A nControl opera no mercado das novas tecnologias, no segmento das soluções integradas de segurança e controlo, contando com uma equipa de profissionais qualificados e…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 21 | 3 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 22 | 3 contacts → | ||||
Exact match “A DSG Sistemas é uma jovem empresa especialista na distribuição de soluções de segurança electrónica com maior incidência em sistemas de vídeo vigilância analógicos e Digitais IP.” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 23 | 3 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 24 | 2 contacts → | ||||
Exact match “Composta por pessoas com um longo caminho percorrido como Técnicos de Segurança Eletrónica nas áreas de Security e Safety, a MGLR conta com mais de 40 Anos de experiência no setor…” Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase | |||||
| 25 | 2 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 22, 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 “surveillance and 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 107 surveillance and monitoring services based in Portugal
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Surveillance and monitoring services based in Portugal at a glance
As of Sep 22, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for Portugal, so it is reported there. Company counts and contact totals on this page are exact for Portugal, over 107 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 Portugal whose business descriptions match “surveillance and 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 213 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 22, 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 “surveillance and monitoring services”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many surveillance and monitoring services are there based in Portugal?
RevenueBase identified 107 company matches for surveillance and monitoring services 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?
Strong Segurança, S.A tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most surveillance and monitoring services?
Lisbon leads with 16 company records, followed by Porto (6) and Vila Nova De Gaia (6).
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 213 professional contacts with verified work emails tracked across these 107 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 22, 2026.
Ready to reach these companies? Verified emails and direct dials for all 107 surveillance and monitoring services based in Portugal. Start with a free account, no credit card.
Download this list →Related lists
Surveillance and monitoring services by geography
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- Surveillance and monitoring services based in Curitiba, Brazil
- Surveillance and monitoring services based in Rio De Janeiro, Brazil
- Surveillance and monitoring services based in Sao Paulo, Brazil
- Surveillance and monitoring services based in Mississauga, Canada
- Surveillance and monitoring services based in Montreal, Canada
- Surveillance and monitoring services based in Toronto, Canada
- Surveillance and monitoring services based in Bangalore, India
- Surveillance and monitoring services based in Mumbai, India
- Surveillance and monitoring services based in Pune, India
- Surveillance and monitoring services based in Johannesburg, South Africa
- Surveillance and monitoring services based in Birmingham, United Kingdom
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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- Lists A-Z
- New lists
- Surveillance and monitoring services based in Belo Horizonte, Brazil
- Surveillance and monitoring services based in Curitiba, Brazil
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Company intelligence · public preview
Top 25 surveillance and monitoring services 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 107 matching company records for surveillance and monitoring services based in Portugal, with 2,688 tracked contacts and 213 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 22, 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 surveillance and monitoring services 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 |  Strong Segurança, S.Astrongcharon.ptHQ: Amadora, PortugalReported employees: 5,001-10,000 | Amadora, Portugal | 5,001-10,000 | Exact match | 893 contacts → |
“Security Company Electronics developers Systems integrator” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Prestibelprestibel.ptHQ: Lisbon, PortugalReported employees: 1,001-5,000 | Lisbon, Portugal | 1,001-5,000 | Exact match | 448 contacts → |
“A Prestibel opera no mercado desde 1985 e é especializada na prestação de serviços de segurança privada, tanto na vertente da vigilância humana como na vertente de vigilância…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Global Segurançaglobal-seguranca.ptHQ: Carnaxide, PortugalReported employees: 11-50 | Carnaxide, Portugal | 11-50 | Exact match | 70 contacts → |
“Engenharia de Segurança O Grupo Global Segurança foi fundado em 1985, e é actualmente um dos mais antigos na actividade da segurança.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Ronsegurronsegur.ptHQ: Valadares, PortugalReported employees: 1,001-5,000 | Valadares, Portugal | 1,001-5,000 | Exact match | 31 contacts → |
“Há mais de 20 anos no mercado da segurança privada.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Metaveirometaveiro.comHQ: Aveiro, PortugalReported employees: 11-50 | Aveiro, Portugal | 11-50 | Exact match | 27 contacts → |
“Fundada em 1996, em Aveiro, a Metaveiro - Segurança e Telecomunicações destaca-se com uma vasta experiência e um portfólio abrangente de clientes e serviços nos setores de…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Sensorpointsensorpoint.ptHQ: Sacavém, PortugalReported employees: 11-50 | Sacavém, Portugal | 11-50 | Exact match | 25 contacts → |
“A Sensorpoint é uma empresa que se diferencia das demais do sector por desenvolver a sua actividade transversalmente ao ciclo de vida de uma instalação.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Totalsafe, LDAtotalsafe.ptHQ: Porto, PortugalReported employees: 11-50 | Porto, Portugal | 11-50 | Exact match | 22 contacts → |
“Com atividade desde somos uma empresa especializada em Projetos, Comercialização, Instalação e Manutenção de equipamentos e sistemas de SEGURANÇA ELETRÓNICA e de COMBATE A…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Instaltech Portugalinstaltech.ptHQ: Porto, PortugalReported employees: 11-50 | Porto, Portugal | 11-50 | Exact match | 17 contacts → |
“Security Systems and IT Engineering” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Agora SYSagorasystems.comHQ: Lisbon, PortugalReported employees: 11-50 | Lisbon, Portugal | 11-50 | Exact match | 15 contacts → |
“AGORA is a software engineering company focused on developing applications for physical security services and management.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | HQ: Vila Nova De Gaia, PortugalReported employees: 1-10 | Vila Nova De Gaia, Portugal | 1-10 | Exact match | 13 contacts → |
“Founded in 1993 as a Distribution-oriented company for the Electronic Security Specialists.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Póstis Smart Accesspostisportugal.comHQ: Carnaxide, PortugalReported employees: 1-10 | Carnaxide, Portugal | 1-10 | Exact match | 11 contacts → |
“Devido ao aumento das necessidades de segurança existentes no mercado, surgiu a oportunidade de apresentação de soluções tecnológicas capazes de satisfazer todos os problemas…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Secufogosecufogo.comHQ: Funchal, PortugalReported employees: 11-50 | Funchal, Portugal | 11-50 | Exact match | 10 contacts → |
“We are a company that presents, supplies and installs solutions, equipment and products of high technical condition in the field of security of people and goods.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Trialarmestrialarmes.ptHQ: Braga, PortugalReported employees: 11-50 | Braga, Portugal | 11-50 | Exact match | 8 contacts → |
“A Trialarmes Lda.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Casmar Electrónicacasmarglobal.comHQ: Canelas, PortugalReported employees: 1-10 | Canelas, Portugal | 1-10 | Exact match | 6 contacts → |
“Casmar Electrónica começou a sua atividade como distribuidor de produtos de segurança em 1978 em Barcelona, e em 2005 inicia a sua internacionalização com a abertura física da sua…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Vigionvigion.comHQ: Vila Nova De Gaia, PortugalReported employees: 11-50 | Vila Nova De Gaia, Portugal | 11-50 | Exact match | 6 contacts → |
“A VIGION – Inovação e Segurança é uma empresa de destaque e referência no mercado nacional pela forma revolucionária como veio inovar e otimizar os sistemas de segurança.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  SOC Segurança Privadasoc.com.ptHQ: Lisbon, PortugalReported employees: 51-200 | Lisbon, Portugal | 51-200 | Exact match | 6 contacts → |
“A SOC · Segurança Privada é uma empresa especializada na análise e prevenção de riscos, no desenvolvimento de Soluções e Serviços na área da Segurança e Vigilância.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  On24hon24h.ptHQ: Porto, PortugalReported employees: 11-50 | Porto, Portugal | 11-50 | Exact match | 5 contacts → |
“Empresa certificada em instalação e manutenção a sistemas de alarme de intrusão; incêndios; videovigilância, extintores; controlo de acessos e outros.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Previchamaprevichama.ptHQ: Lousã, PortugalReported employees: 51-200 | Lousã, Portugal | 51-200 | Exact match | 4 contacts → |
“Previchama is a company based out of Portugal.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | HQ: Queluz, PortugalReported employees: 1-10 | Queluz, Portugal | 1-10 | Exact match | 3 contacts → |
“A 4SFTIS – Soluções Integradas de Segurança (4Safety®) é uma empresa especializada e certificada na instalação, manutenção e assistência técnica a inúmeros sistemas de segurança…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Ncontrolncontrol.ptHQ: Lisbon, PortugalReported employees: 11-50 | Lisbon, Portugal | 11-50 | Exact match | 3 contacts → |
“A nControl opera no mercado das novas tecnologias, no segmento das soluções integradas de segurança e controlo, contando com uma equipa de profissionais qualificados e…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Extinçorextincor.ptHQ: Ponta Delgada, PortugalReported employees: 11-50 | Ponta Delgada, Portugal | 11-50 | Exact match | 3 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 22 |  DSG Sistemasdsgsistemas.ptHQ: Lousado, PortugalReported employees: 1-10 | Lousado, Portugal | 1-10 | Exact match | 3 contacts → |
“A DSG Sistemas é uma jovem empresa especialista na distribuição de soluções de segurança electrónica com maior incidência em sistemas de vídeo vigilância analógicos e Digitais IP.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Faclink, LDAfaclink.pt HQ: Lisbon, PortugalReported employees: 1-10 | Lisbon, Portugal | 1-10 | Exact match | 3 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 24 |  MGLRmglr.ptHQ: Alhos Vedros, PortugalReported employees: 1-10 | Alhos Vedros, Portugal | 1-10 | Exact match | 2 contacts → |
“Composta por pessoas com um longo caminho percorrido como Técnicos de Segurança Eletrónica nas áreas de Security e Safety, a MGLR conta com mais de 40 Anos de experiência no setor…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Tecnifirtecnifir.com HQ: Almada, PortugalReported employees: 1-10 | Almada, Portugal | 1-10 | Exact match | 2 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 25 of 107 company matches
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Surveillance and monitoring services: dataset insights
September 22, 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
105 records in the displayed employee bands.
2 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 Portugal, so it is reported there. Company counts and contact totals on this page are exact for Portugal, over 107 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 22, 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 surveillance and 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 surveillance and monitoring services did RevenueBase find based in Portugal?
The saved snapshot records 107 matching company records, 2,688 tracked contacts and 213 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 22, 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
Surveillance and monitoring services by geography
- Surveillance and monitoring services based in Belo Horizonte, Brazil
- Surveillance and monitoring services based in Curitiba, Brazil
- Surveillance and monitoring services based in Rio De Janeiro, Brazil
- Surveillance and monitoring services based in Sao Paulo, Brazil
- Surveillance and monitoring services based in Mississauga, Canada
- Surveillance and monitoring services based in Montreal, Canada
- Surveillance and monitoring services based in Toronto, Canada
- Surveillance and monitoring services based in Bangalore, India
- Surveillance and monitoring services based in Mumbai, India
- Surveillance and monitoring services based in Pune, India
- Surveillance and monitoring services based in Johannesburg, South Africa
- Surveillance and monitoring services based in Birmingham, United Kingdom
Cite this list
RevenueBase Data Team. Top 25 surveillance and monitoring services based in Portugal. Snapshot: September 22, 2026. https://revenuebase.ai/companies/surveillance-and-monitoring-services/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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Company intelligence · public preview
Top 25 surveillance and monitoring services based in Portugal
RevenueBase records 107 matching company records for surveillance and monitoring services based in Portugal, with 2,688 tracked contacts and 213 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 22, 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 surveillance and monitoring services 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 | Strong Segurança, S.Astrongcharon.pt HQ: Amadora, PortugalReported employees: 5,001-10,000 | Amadora, Portugal | 5,001-10,000 | Exact match | 893 contacts → |
“Security Company Electronics developers Systems integrator” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Prestibelprestibel.pt HQ: Lisbon, PortugalReported employees: 1,001-5,000 | Lisbon, Portugal | 1,001-5,000 | Exact match | 448 contacts → |
“A Prestibel opera no mercado desde 1985 e é especializada na prestação de serviços de segurança privada, tanto na vertente da vigilância humana como na vertente de vigilância…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Global Segurançaglobal-seguranca.pt HQ: Carnaxide, PortugalReported employees: 11-50 | Carnaxide, Portugal | 11-50 | Exact match | 70 contacts → |
“Engenharia de Segurança O Grupo Global Segurança foi fundado em 1985, e é actualmente um dos mais antigos na actividade da segurança.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Ronsegurronsegur.pt HQ: Valadares, PortugalReported employees: 1,001-5,000 | Valadares, Portugal | 1,001-5,000 | Exact match | 31 contacts → |
“Há mais de 20 anos no mercado da segurança privada.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Metaveirometaveiro.com HQ: Aveiro, PortugalReported employees: 11-50 | Aveiro, Portugal | 11-50 | Exact match | 27 contacts → |
“Fundada em 1996, em Aveiro, a Metaveiro - Segurança e Telecomunicações destaca-se com uma vasta experiência e um portfólio abrangente de clientes e serviços nos setores de…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Sensorpointsensorpoint.pt HQ: Sacavém, PortugalReported employees: 11-50 | Sacavém, Portugal | 11-50 | Exact match | 25 contacts → |
“A Sensorpoint é uma empresa que se diferencia das demais do sector por desenvolver a sua actividade transversalmente ao ciclo de vida de uma instalação.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Totalsafe, LDAtotalsafe.pt HQ: Porto, PortugalReported employees: 11-50 | Porto, Portugal | 11-50 | Exact match | 22 contacts → |
“Com atividade desde somos uma empresa especializada em Projetos, Comercialização, Instalação e Manutenção de equipamentos e sistemas de SEGURANÇA ELETRÓNICA e de COMBATE A…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Instaltech Portugalinstaltech.pt HQ: Porto, PortugalReported employees: 11-50 | Porto, Portugal | 11-50 | Exact match | 17 contacts → |
“Security Systems and IT Engineering” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Agora SYSagorasystems.com HQ: Lisbon, PortugalReported employees: 11-50 | Lisbon, Portugal | 11-50 | Exact match | 15 contacts → |
“AGORA is a software engineering company focused on developing applications for physical security services and management.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | HQ: Vila Nova De Gaia, PortugalReported employees: 1-10 | Vila Nova De Gaia, Portugal | 1-10 | Exact match | 13 contacts → |
“Founded in 1993 as a Distribution-oriented company for the Electronic Security Specialists.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Póstis Smart Accesspostisportugal.com HQ: Carnaxide, PortugalReported employees: 1-10 | Carnaxide, Portugal | 1-10 | Exact match | 11 contacts → |
“Devido ao aumento das necessidades de segurança existentes no mercado, surgiu a oportunidade de apresentação de soluções tecnológicas capazes de satisfazer todos os problemas…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Secufogosecufogo.com HQ: Funchal, PortugalReported employees: 11-50 | Funchal, Portugal | 11-50 | Exact match | 10 contacts → |
“We are a company that presents, supplies and installs solutions, equipment and products of high technical condition in the field of security of people and goods.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Trialarmestrialarmes.pt HQ: Braga, PortugalReported employees: 11-50 | Braga, Portugal | 11-50 | Exact match | 8 contacts → |
“A Trialarmes Lda.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Casmar Electrónicacasmarglobal.com HQ: Canelas, PortugalReported employees: 1-10 | Canelas, Portugal | 1-10 | Exact match | 6 contacts → |
“Casmar Electrónica começou a sua atividade como distribuidor de produtos de segurança em 1978 em Barcelona, e em 2005 inicia a sua internacionalização com a abertura física da sua…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Vigionvigion.com HQ: Vila Nova De Gaia, PortugalReported employees: 11-50 | Vila Nova De Gaia, Portugal | 11-50 | Exact match | 6 contacts → |
“A VIGION – Inovação e Segurança é uma empresa de destaque e referência no mercado nacional pela forma revolucionária como veio inovar e otimizar os sistemas de segurança.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | SOC Segurança Privadasoc.com.pt HQ: Lisbon, PortugalReported employees: 51-200 | Lisbon, Portugal | 51-200 | Exact match | 6 contacts → |
“A SOC · Segurança Privada é uma empresa especializada na análise e prevenção de riscos, no desenvolvimento de Soluções e Serviços na área da Segurança e Vigilância.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | On24hon24h.pt HQ: Porto, PortugalReported employees: 11-50 | Porto, Portugal | 11-50 | Exact match | 5 contacts → |
“Empresa certificada em instalação e manutenção a sistemas de alarme de intrusão; incêndios; videovigilância, extintores; controlo de acessos e outros.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Previchamaprevichama.pt HQ: Lousã, PortugalReported employees: 51-200 | Lousã, Portugal | 51-200 | Exact match | 4 contacts → |
“Previchama is a company based out of Portugal.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | HQ: Queluz, PortugalReported employees: 1-10 | Queluz, Portugal | 1-10 | Exact match | 3 contacts → |
“A 4SFTIS – Soluções Integradas de Segurança (4Safety®) é uma empresa especializada e certificada na instalação, manutenção e assistência técnica a inúmeros sistemas de segurança…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Ncontrolncontrol.pt HQ: Lisbon, PortugalReported employees: 11-50 | Lisbon, Portugal | 11-50 | Exact match | 3 contacts → |
“A nControl opera no mercado das novas tecnologias, no segmento das soluções integradas de segurança e controlo, contando com uma equipa de profissionais qualificados e…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Extinçorextincor.pt HQ: Ponta Delgada, PortugalReported employees: 11-50 | Ponta Delgada, Portugal | 11-50 | Exact match | 3 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 22 | DSG Sistemasdsgsistemas.pt HQ: Lousado, PortugalReported employees: 1-10 | Lousado, Portugal | 1-10 | Exact match | 3 contacts → |
“A DSG Sistemas é uma jovem empresa especialista na distribuição de soluções de segurança electrónica com maior incidência em sistemas de vídeo vigilância analógicos e Digitais IP.” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Faclink, LDAfaclink.pt HQ: Lisbon, PortugalReported employees: 1-10 | Lisbon, Portugal | 1-10 | Exact match | 3 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 24 | MGLRmglr.pt HQ: Alhos Vedros, PortugalReported employees: 1-10 | Alhos Vedros, Portugal | 1-10 | Exact match | 2 contacts → |
“Composta por pessoas com um longo caminho percorrido como Técnicos de Segurança Eletrónica nas áreas de Security e Safety, a MGLR conta com mais de 40 Anos de experiência no setor…” Recorded description excerpt · September 22, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Tecnifirtecnifir.com HQ: Almada, PortugalReported employees: 1-10 | Almada, Portugal | 1-10 | Exact match | 2 contacts → |
No recorded description excerpt is available for this public record. | |||||
Showing 25 of 107 company matches
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Surveillance and monitoring services: dataset insights
September 22, 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
105 records in the displayed employee bands.
2 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 Portugal, so it is reported there. Company counts and contact totals on this page are exact for Portugal, over 107 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 22, 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 surveillance and 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 surveillance and monitoring services did RevenueBase find based in Portugal?
The saved snapshot records 107 matching company records, 2,688 tracked contacts and 213 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 22, 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 surveillance and monitoring services based in Portugal. Snapshot: September 22, 2026. https://revenuebase.ai/companies/surveillance-and-monitoring-services/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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