Company lists · Data refreshed September 2026
Top 25 Telecom systems integrators based in Portugal
RevenueBase identified 102 company matches for telecom systems integrators associated with Portugal as of September 2026 and tracks 1,839 professional contacts across them, including 479 with verified work emails. Lisbon is the largest hub.
This list covers company matches for telecom systems integrators 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 29, 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 telecom systems integrators based in Portugal
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 313 contacts → | ||||
Exact match “Telcabo, established in 1986, is a leading Telecommunications and Energy Services Provider with a global and complete End-to-End offer aimed to meet the most demanding customers.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 2 | 217 contacts → | ||||
Exact match “A Futurcabo é uma empresa fundada em 1997, e com experiência comprovada como “Service Provider Global” da NOS nos Sistemas de Televisão e Internet.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 3 | 134 contacts → | ||||
Exact match “A SINALCABO iniciou a sua atividade em 1996 no sector das Telecomunicações, sendo a empresa mais antiga do Grupo, o qual integra também a Sinaltech (Soluções ICT Empresariais) e a…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 4 | 103 contacts → | ||||
Exact match “Quem Somos: A PROSONIC é uma empresa de prestigiado nível nacional, com a Certificação de Qualidade ISO 9001:2008, com instalações em Lisboa no Taguspark, estando também presente…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 5 | 86 contacts → | ||||
Exact match “Having a close relationship with our partners, in Samsys we are dedicated to the delivery and implementation of information systems suited to the specific needs of each business.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 6 | 51 contacts → | ||||
Exact match “Somos uma empresa de telecomunicações, muito focados em soluções chave-na-mão de redes fixas (HFC, FTTx) e móveis (GSM/ UMTS/ WCDMA e Wi-Fi).” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 7 | 51 contacts → | ||||
Exact match “Given its experience and know-how, acquired over more than 40 years since its founding, SDT has the ability to offer, integrate and manage Networks, Devices, IT and Energy…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 8 | 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 29, 2026 · View company records in RevenueBase | |||||
| 9 | 46 contacts → | ||||
Exact match “RoundB is an Engineering company founded in 2015, operating in the telecommunications sector.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 10 | 44 contacts → | ||||
Exact match “A GLOBALEDA, criada em 1997, contando atualmente com cerca de 100 colaboradores, é uma empresa empreendedora e de base tecnológica, na área da engenharia dos sistemas de…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 11 | 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 29, 2026 · View company records in RevenueBase | |||||
| 12 | 41 contacts → | ||||
Exact match “ACITEL 4 - SERVIÇOS DE TELECOMUNICAÇÕES, S.A, Empresa integrada no Grupo ACITEL, com 30 anos de experiência no Mercado de Telecomunicações, tem conquistado uma posição de…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 13 | 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 29, 2026 · View company records in RevenueBase | |||||
| 14 | 31 contacts → | ||||
Exact match “A PLEXUS é uma empresa que se especializou no campo da integração de sistemas, que consiste na ligação de vários sistemas autónomos uns aos outros, de forma a que aparentem e se…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 15 | 20 contacts → | ||||
Exact match “A Netlink tem um conhecimento alargado no setor das telecomunicações, possibilitando a apresentação de soluções integradas nas fases de projeto, planeamento, instalação e…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 16 | 18 contacts → | ||||
Exact match “SYSCONNECT integrates the best and most sophisticated IT and communication technologies in the market, in order to create mechanisms and processes that cross the organizations…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 17 | 18 contacts → | ||||
Exact match “TKT Services is the latest TKT Group company, focused on providing services in the Telecommunications and Multimedia area.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 18 | 16 contacts → | ||||
Exact match “Instalações Eléctricas e de Telecomunicações” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 19 | 13 contacts → | ||||
Exact match “Founded in 2018, we are a service company in the area of Information and Communication Technologies.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 20 | 13 contacts → | ||||
Exact match “Engineering services.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 21 | 12 contacts → | ||||
Exact match “We established in 1995 focusing our activities in providing services, implementing projects, installation and maintenance of telecommunication, telemetry and control networks.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 22 | 10 contacts → | ||||
Exact match “A empresa é reconhecida pela qualidade dos serviços e recursos humanos, assume-se com uma fortíssima vertente de conceção, venda e implementação de soluções integradas, vertente…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 23 | 10 contacts → | ||||
Exact match “A TECHBASE é uma marca pertencente à MENDES L.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 24 | 9 contacts → | ||||
Exact match “Data da fundação: 1993/08/01 Colaboradores: 24 Instalações: Sede em Coimbra e escritório em Lisboa (ver contactos) Facturação em 2010: Certificações: ISO 9001, PME EXCELÊNCIA…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 25 | 8 contacts → | ||||
Exact match “A PROXSYS SOLUTIONS é uma empresa integradora de soluções tecnológicas, com vasta experiência na área de Sistemas de Informação e Segurança.” Recorded in the RevenueBase company graph · Sep 29, 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 “telecom systems integrators”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 102 telecom systems integrators based in Portugal
See the full list, filter by size, metro and specialty, and access 479 tracked professional contacts with verified work emails. Direct dials are available where recorded.
Free signup · no credit card
Telecom systems integrators based in Portugal at a glance
As of Sep 29, 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 102 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 “telecom systems integrators” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 479 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 29, 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 “telecom systems integrators”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many telecom systems integrators are there based in Portugal?
RevenueBase identified 102 company matches for telecom systems integrators 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?
Telcabo S.A tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most telecom systems integrators?
Lisbon leads with 11 company records, followed by Porto (8) and Coimbra (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 479 professional contacts with verified work emails tracked across these 102 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 29, 2026.
Ready to reach these companies? Verified emails and direct dials for all 102 telecom systems integrators based in Portugal. Start with a free account, no credit card.
Download this list →Related lists
Telecom systems integrators by geography
- Telecom systems integrators based in Buenos Aires, Argentina
- Telecom systems integrators based in Melbourne, Australia
- Telecom systems integrators based in Sydney, Australia
- Telecom systems integrators based in Belo Horizonte, Brazil
- Telecom systems integrators based in Campinas, Brazil
- Telecom systems integrators based in Curitiba, Brazil
- Telecom systems integrators based in Rio De Janeiro, Brazil
- Telecom systems integrators based in Sao Paulo, Brazil
- Telecom systems integrators based in Calgary, Canada
- Telecom systems integrators based in Mississauga, Canada
- Telecom systems integrators based in Toronto, Canada
- Telecom systems integrators based in Santiago, Chile
Browse the directory
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
- Telecom systems integrators based in Buenos Aires, Argentina
- Telecom systems integrators based in Melbourne, Australia
- Telecom systems integrators based in Sydney, Australia
- Telecom systems integrators based in Belo Horizonte, Brazil
- Telecom systems integrators based in Campinas, Brazil
- Telecom systems integrators based in Curitiba, Brazil
Company intelligence · public preview
Top 25 telecom systems integrators 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 102 matching company records for telecom systems integrators based in Portugal, with 1,839 tracked contacts and 479 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 29, 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 telecom systems integrators 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 |  Telcabo S.Atelcabo.ptHQ: Lisbon, PortugalReported employees: 1,001-5,000 | Lisbon, Portugal | 1,001-5,000 | Exact match | 313 contacts → |
“Telcabo, established in 1986, is a leading Telecommunications and Energy Services Provider with a global and complete End-to-End offer aimed to meet the most demanding customers.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Futurcabofuturcabo.ptHQ: Carnaxide, PortugalReported employees: 201-500 | Carnaxide, Portugal | 201-500 | Exact match | 217 contacts → |
“A Futurcabo é uma empresa fundada em 1997, e com experiência comprovada como “Service Provider Global” da NOS nos Sistemas de Televisão e Internet.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Sinalcabosinalcabo.com HQ: Sintra, PortugalReported employees: 501-1,000 | Sintra, Portugal | 501-1,000 | Exact match | 134 contacts → |
“A SINALCABO iniciou a sua atividade em 1996 no sector das Telecomunicações, sendo a empresa mais antiga do Grupo, o qual integra também a Sinaltech (Soluções ICT Empresariais) e a…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Prosonic S.Aprosonic.ptHQ: Lisbon, PortugalReported employees: 51-200 | Lisbon, Portugal | 51-200 | Exact match | 103 contacts → |
“Quem Somos: A PROSONIC é uma empresa de prestigiado nível nacional, com a Certificação de Qualidade ISO 9001:2008, com instalações em Lisboa no Taguspark, estando também presente…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Samsyssamsys.ptHQ: Ermesinde, PortugalReported employees: 51-200 | Ermesinde, Portugal | 51-200 | Exact match | 86 contacts → |
“Having a close relationship with our partners, in Samsys we are dedicated to the delivery and implementation of information systems suited to the specific needs of each business.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Setlingsetling.ptHQ: Sacavém, PortugalReported employees: 51-200 | Sacavém, Portugal | 51-200 | Exact match | 51 contacts → |
“Somos uma empresa de telecomunicações, muito focados em soluções chave-na-mão de redes fixas (HFC, FTTx) e móveis (GSM/ UMTS/ WCDMA e Wi-Fi).” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  SDT Electrónicasdt.ptHQ: Lisbon, PortugalReported employees: 51-200 | Lisbon, Portugal | 51-200 | Exact match | 51 contacts → |
“Given its experience and know-how, acquired over more than 40 years since its founding, SDT has the ability to offer, integrate and manage Networks, Devices, IT and Energy…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  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 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Roundb Engineeringroundb.ptHQ: Lisbon, PortugalReported employees: 51-200 | Lisbon, Portugal | 51-200 | Exact match | 46 contacts → |
“RoundB is an Engineering company founded in 2015, operating in the telecommunications sector.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Globaleda.S.Aglobaleda.ptHQ: Ponta Delgada, PortugalReported employees: 51-200 | Ponta Delgada, Portugal | 51-200 | Exact match | 44 contacts → |
“A GLOBALEDA, criada em 1997, contando atualmente com cerca de 100 colaboradores, é uma empresa empreendedora e de base tecnológica, na área da engenharia dos sistemas de…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  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 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Acitelacitel.ptHQ: São Domingos De Rana, PortugalReported employees: 11-50 | São Domingos De Rana, Portugal | 11-50 | Exact match | 41 contacts → |
“ACITEL 4 - SERVIÇOS DE TELECOMUNICAÇÕES, S.A, Empresa integrada no Grupo ACITEL, com 30 anos de experiência no Mercado de Telecomunicações, tem conquistado uma posição de…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  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 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Plexusplexus.ptHQ: Vila Nova De Santo André, PortugalReported employees: 11-50 | Vila Nova De Santo André, Portugal | 11-50 | Exact match | 31 contacts → |
“A PLEXUS é uma empresa que se especializou no campo da integração de sistemas, que consiste na ligação de vários sistemas autónomos uns aos outros, de forma a que aparentem e se…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Netlink S.Anetlink.ptHQ: Sintra, PortugalReported employees: 201-500 | Sintra, Portugal | 201-500 | Exact match | 20 contacts → |
“A Netlink tem um conhecimento alargado no setor das telecomunicações, possibilitando a apresentação de soluções integradas nas fases de projeto, planeamento, instalação e…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Sysconnectsysconnect.ptHQ: Maia, PortugalReported employees: 11-50 | Maia, Portugal | 11-50 | Exact match | 18 contacts → |
“SYSCONNECT integrates the best and most sophisticated IT and communication technologies in the market, in order to create mechanisms and processes that cross the organizations…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | HQ: Lisbon, PortugalReported employees: 11-50 | Lisbon, Portugal | 11-50 | Exact match | 18 contacts → |
“TKT Services is the latest TKT Group company, focused on providing services in the Telecommunications and Multimedia area.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Indutoraindutora.pt HQ: Funchal, PortugalReported employees: 51-200 | Funchal, Portugal | 51-200 | Exact match | 16 contacts → |
“Instalações Eléctricas e de Telecomunicações” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Noshut, LDAnoshut.ptHQ: Vila Do Conde, PortugalReported employees: 1-10 | Vila Do Conde, Portugal | 1-10 | Exact match | 13 contacts → |
“Founded in 2018, we are a service company in the area of Information and Communication Technologies.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Solvitsolvit.pt HQ: Angra Do Heroismo, PortugalReported employees: 11-50 | Angra Do Heroismo, Portugal | 11-50 | Exact match | 13 contacts → |
“Engineering services.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Rederia Innovationrederia.comHQ: Vagos, PortugalReported employees: 11-50 | Vagos, Portugal | 11-50 | Exact match | 12 contacts → |
“We established in 1995 focusing our activities in providing services, implementing projects, installation and maintenance of telecommunication, telemetry and control networks.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Trustvisiontrustvision.ptHQ: Viseu, PortugalReported employees: 1-10 | Viseu, Portugal | 1-10 | Exact match | 10 contacts → |
“A empresa é reconhecida pela qualidade dos serviços e recursos humanos, assume-se com uma fortíssima vertente de conceção, venda e implementação de soluções integradas, vertente…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  Techbasetechbase.com.ptHQ: Braga, PortugalReported employees: 1-10 | Braga, Portugal | 1-10 | Exact match | 10 contacts → |
“A TECHBASE é uma marca pertencente à MENDES L.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Espectro Sistemas DE Informação SAespectro.ptHQ: Coimbra, PortugalReported employees: 11-50 | Coimbra, Portugal | 11-50 | Exact match | 9 contacts → |
“Data da fundação: 1993/08/01 Colaboradores: 24 Instalações: Sede em Coimbra e escritório em Lisboa (ver contactos) Facturação em 2010: Certificações: ISO 9001, PME EXCELÊNCIA…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Proxsys Solutionsproxsys.ptHQ: Ermesinde, PortugalReported employees: 11-50 | Ermesinde, Portugal | 11-50 | Exact match | 8 contacts → |
“A PROXSYS SOLUTIONS é uma empresa integradora de soluções tecnológicas, com vasta experiência na área de Sistemas de Informação e Segurança.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 102 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Telecom systems integrators: dataset insights
September 29, 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
102 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for Portugal, so it is reported there. Company counts and contact totals on this page are exact for Portugal, over 102 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 29, 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 telecom systems integrators?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many telecom systems integrators did RevenueBase find based in Portugal?
The saved snapshot records 102 matching company records, 1,839 tracked contacts and 479 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 29, 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
Telecom systems integrators by geography
- Telecom systems integrators based in Buenos Aires, Argentina
- Telecom systems integrators based in Melbourne, Australia
- Telecom systems integrators based in Sydney, Australia
- Telecom systems integrators based in Belo Horizonte, Brazil
- Telecom systems integrators based in Campinas, Brazil
- Telecom systems integrators based in Curitiba, Brazil
- Telecom systems integrators based in Rio De Janeiro, Brazil
- Telecom systems integrators based in Sao Paulo, Brazil
- Telecom systems integrators based in Calgary, Canada
- Telecom systems integrators based in Mississauga, Canada
- Telecom systems integrators based in Toronto, Canada
- Telecom systems integrators based in Santiago, Chile
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 telecom systems integrators based in Portugal. Snapshot: September 29, 2026. https://revenuebase.ai/companies/telecom-systems-integrators/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
- Telecom systems integrators based in Buenos Aires, Argentina
- Telecom systems integrators based in Melbourne, Australia
- Telecom systems integrators based in Sydney, Australia
- Telecom systems integrators based in Belo Horizonte, Brazil
- Telecom systems integrators based in Campinas, Brazil
- Telecom systems integrators based in Curitiba, Brazil
Company intelligence · public preview
Top 25 telecom systems integrators based in Portugal
RevenueBase records 102 matching company records for telecom systems integrators based in Portugal, with 1,839 tracked contacts and 479 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 29, 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 telecom systems integrators 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 | Telcabo S.Atelcabo.pt HQ: Lisbon, PortugalReported employees: 1,001-5,000 | Lisbon, Portugal | 1,001-5,000 | Exact match | 313 contacts → |
“Telcabo, established in 1986, is a leading Telecommunications and Energy Services Provider with a global and complete End-to-End offer aimed to meet the most demanding customers.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Futurcabofuturcabo.pt HQ: Carnaxide, PortugalReported employees: 201-500 | Carnaxide, Portugal | 201-500 | Exact match | 217 contacts → |
“A Futurcabo é uma empresa fundada em 1997, e com experiência comprovada como “Service Provider Global” da NOS nos Sistemas de Televisão e Internet.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Sinalcabosinalcabo.com HQ: Sintra, PortugalReported employees: 501-1,000 | Sintra, Portugal | 501-1,000 | Exact match | 134 contacts → |
“A SINALCABO iniciou a sua atividade em 1996 no sector das Telecomunicações, sendo a empresa mais antiga do Grupo, o qual integra também a Sinaltech (Soluções ICT Empresariais) e a…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Prosonic S.Aprosonic.pt HQ: Lisbon, PortugalReported employees: 51-200 | Lisbon, Portugal | 51-200 | Exact match | 103 contacts → |
“Quem Somos: A PROSONIC é uma empresa de prestigiado nível nacional, com a Certificação de Qualidade ISO 9001:2008, com instalações em Lisboa no Taguspark, estando também presente…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Samsyssamsys.pt HQ: Ermesinde, PortugalReported employees: 51-200 | Ermesinde, Portugal | 51-200 | Exact match | 86 contacts → |
“Having a close relationship with our partners, in Samsys we are dedicated to the delivery and implementation of information systems suited to the specific needs of each business.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Setlingsetling.pt HQ: Sacavém, PortugalReported employees: 51-200 | Sacavém, Portugal | 51-200 | Exact match | 51 contacts → |
“Somos uma empresa de telecomunicações, muito focados em soluções chave-na-mão de redes fixas (HFC, FTTx) e móveis (GSM/ UMTS/ WCDMA e Wi-Fi).” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | SDT Electrónicasdt.pt HQ: Lisbon, PortugalReported employees: 51-200 | Lisbon, Portugal | 51-200 | Exact match | 51 contacts → |
“Given its experience and know-how, acquired over more than 40 years since its founding, SDT has the ability to offer, integrate and manage Networks, Devices, IT and Energy…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | 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 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Roundb Engineeringroundb.pt HQ: Lisbon, PortugalReported employees: 51-200 | Lisbon, Portugal | 51-200 | Exact match | 46 contacts → |
“RoundB is an Engineering company founded in 2015, operating in the telecommunications sector.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Globaleda.S.Aglobaleda.pt HQ: Ponta Delgada, PortugalReported employees: 51-200 | Ponta Delgada, Portugal | 51-200 | Exact match | 44 contacts → |
“A GLOBALEDA, criada em 1997, contando atualmente com cerca de 100 colaboradores, é uma empresa empreendedora e de base tecnológica, na área da engenharia dos sistemas de…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | 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 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Acitelacitel.pt HQ: São Domingos De Rana, PortugalReported employees: 11-50 | São Domingos De Rana, Portugal | 11-50 | Exact match | 41 contacts → |
“ACITEL 4 - SERVIÇOS DE TELECOMUNICAÇÕES, S.A, Empresa integrada no Grupo ACITEL, com 30 anos de experiência no Mercado de Telecomunicações, tem conquistado uma posição de…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | 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 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Plexusplexus.pt HQ: Vila Nova De Santo André, PortugalReported employees: 11-50 | Vila Nova De Santo André, Portugal | 11-50 | Exact match | 31 contacts → |
“A PLEXUS é uma empresa que se especializou no campo da integração de sistemas, que consiste na ligação de vários sistemas autónomos uns aos outros, de forma a que aparentem e se…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Netlink S.Anetlink.pt HQ: Sintra, PortugalReported employees: 201-500 | Sintra, Portugal | 201-500 | Exact match | 20 contacts → |
“A Netlink tem um conhecimento alargado no setor das telecomunicações, possibilitando a apresentação de soluções integradas nas fases de projeto, planeamento, instalação e…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Sysconnectsysconnect.pt HQ: Maia, PortugalReported employees: 11-50 | Maia, Portugal | 11-50 | Exact match | 18 contacts → |
“SYSCONNECT integrates the best and most sophisticated IT and communication technologies in the market, in order to create mechanisms and processes that cross the organizations…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | HQ: Lisbon, PortugalReported employees: 11-50 | Lisbon, Portugal | 11-50 | Exact match | 18 contacts → |
“TKT Services is the latest TKT Group company, focused on providing services in the Telecommunications and Multimedia area.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Indutoraindutora.pt HQ: Funchal, PortugalReported employees: 51-200 | Funchal, Portugal | 51-200 | Exact match | 16 contacts → |
“Instalações Eléctricas e de Telecomunicações” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Noshut, LDAnoshut.pt HQ: Vila Do Conde, PortugalReported employees: 1-10 | Vila Do Conde, Portugal | 1-10 | Exact match | 13 contacts → |
“Founded in 2018, we are a service company in the area of Information and Communication Technologies.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Solvitsolvit.pt HQ: Angra Do Heroismo, PortugalReported employees: 11-50 | Angra Do Heroismo, Portugal | 11-50 | Exact match | 13 contacts → |
“Engineering services.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Rederia Innovationrederia.com HQ: Vagos, PortugalReported employees: 11-50 | Vagos, Portugal | 11-50 | Exact match | 12 contacts → |
“We established in 1995 focusing our activities in providing services, implementing projects, installation and maintenance of telecommunication, telemetry and control networks.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Trustvisiontrustvision.pt HQ: Viseu, PortugalReported employees: 1-10 | Viseu, Portugal | 1-10 | Exact match | 10 contacts → |
“A empresa é reconhecida pela qualidade dos serviços e recursos humanos, assume-se com uma fortíssima vertente de conceção, venda e implementação de soluções integradas, vertente…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Techbasetechbase.com.pt HQ: Braga, PortugalReported employees: 1-10 | Braga, Portugal | 1-10 | Exact match | 10 contacts → |
“A TECHBASE é uma marca pertencente à MENDES L.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Espectro Sistemas DE Informação SAespectro.pt HQ: Coimbra, PortugalReported employees: 11-50 | Coimbra, Portugal | 11-50 | Exact match | 9 contacts → |
“Data da fundação: 1993/08/01 Colaboradores: 24 Instalações: Sede em Coimbra e escritório em Lisboa (ver contactos) Facturação em 2010: Certificações: ISO 9001, PME EXCELÊNCIA…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Proxsys Solutionsproxsys.pt HQ: Ermesinde, PortugalReported employees: 11-50 | Ermesinde, Portugal | 11-50 | Exact match | 8 contacts → |
“A PROXSYS SOLUTIONS é uma empresa integradora de soluções tecnológicas, com vasta experiência na área de Sistemas de Informação e Segurança.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 102 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Telecom systems integrators: dataset insights
September 29, 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
102 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for Portugal, so it is reported there. Company counts and contact totals on this page are exact for Portugal, over 102 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 29, 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 telecom systems integrators?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many telecom systems integrators did RevenueBase find based in Portugal?
The saved snapshot records 102 matching company records, 1,839 tracked contacts and 479 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 29, 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
Telecom systems integrators by geography
- Telecom systems integrators based in Buenos Aires, Argentina
- Telecom systems integrators based in Melbourne, Australia
- Telecom systems integrators based in Sydney, Australia
- Telecom systems integrators based in Belo Horizonte, Brazil
- Telecom systems integrators based in Campinas, Brazil
- Telecom systems integrators based in Curitiba, Brazil
- Telecom systems integrators based in Rio De Janeiro, Brazil
- Telecom systems integrators based in Sao Paulo, Brazil
- Telecom systems integrators based in Calgary, Canada
- Telecom systems integrators based in Mississauga, Canada
- Telecom systems integrators based in Toronto, Canada
- Telecom systems integrators based in Santiago, Chile
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 telecom systems integrators based in Portugal. Snapshot: September 29, 2026. https://revenuebase.ai/companies/telecom-systems-integrators/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
- Telecom systems integrators based in Buenos Aires, Argentina
- Telecom systems integrators based in Melbourne, Australia
- Telecom systems integrators based in Sydney, Australia
- Telecom systems integrators based in Belo Horizonte, Brazil
- Telecom systems integrators based in Campinas, Brazil
- Telecom systems integrators based in Curitiba, Brazil