Company lists · Data refreshed September 2026

Top 25 Telecom engineering contractors based in Portugal

Name: Telecom engineering contractors based in Portugal
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 19, 2026 130 companies tracked

RevenueBase identified 130 telecom engineering contractors headquartered in Portugal as of September 2026 and tracks 3,029 professional contacts across them, including 825 with verified work emails. Lisboa is the largest hub.

This list covers telecom engineering contractors headquartered in Portugal, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 19, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 19, 2026 86% judged on-target in blind review

130Companies

3,029Contacts tracked

825Verified emails

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The 25 largest telecom engineering contractors based in Portugal

Ranked by team size

Top 25 of 130 telecom engineering contractors based in Portugal, ranked by team size, largest first. Data refreshed Sep 19, 2026. RevenueBase Smart Search rates how each company's information relates to telecom engineering contractors: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	CME	Strong evidence	Oeiras, PortugalHQ checked Sep 19, 2026	1,001-5,000	681 contacts →
	Strong evidence “Engineering Service Provider / Contractor on Telecom, IT, GIS, Electricity, Renewable Energy, Energy Generation, Hydraulic Facilities, Gas, Pipeline, Industrial installations…” Source: RevenueBase Database · checked Sep 19, 2026
2	Visabeira Global Sgps, SA	Strong evidence	Viseu, PortugalHQ checked Sep 19, 2026	5,001-10,000	377 contacts →
	Strong evidence “Visabeira Global SGPS, SA is organised into four distinct business areas- Telecommunications (network engineering and cable TV operations)- Energy (production, distribution and…” Source: RevenueBase Database · checked Sep 19, 2026
3	Telcabo S.A	Partial evidence	Lisbon, PortugalHQ checked Sep 19, 2026	1,001-5,000	313 contacts →
	Partial evidence “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.” Source: RevenueBase Database · checked Sep 19, 2026
4	Painhas SA	Indirect evidence	Viana Do Castelo, PortugalHQ checked Sep 19, 2026	501-1,000	229 contacts →
	Indirect evidence “A PAINHAS, S.A.” Source: RevenueBase Database · checked Sep 19, 2026
5	Futurcabo	Indirect evidence	Carnaxide, PortugalHQ checked Sep 19, 2026	201-500	217 contacts →
	Indirect evidence “A Futurcabo é uma empresa fundada em 1997, e com experiência comprovada como “Service Provider Global” da NOS nos Sistemas de Televisão e Internet.” Source: RevenueBase Database · checked Sep 19, 2026
6	Sinalcabo	Partial evidence	Sintra, PortugalHQ checked Sep 19, 2026	501-1,000	134 contacts →
	Partial evidence “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…” Source: RevenueBase Database · checked Sep 19, 2026
7	Drivetel Serviços E Projetos DE Telecomunicações, S.A	Partial evidence	Santo Antão Do Tojal, PortugalHQ checked Sep 19, 2026	51-200	64 contacts →
	Partial evidence “DRIVETEL was founded in We have as main activities the provision of services in the Telecommunications area.” Source: RevenueBase Database · checked Sep 19, 2026
8	Setling	Partial evidence	Sacavém, PortugalHQ checked Sep 19, 2026	51-200	51 contacts →
	Partial evidence “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).” Source: RevenueBase Database · checked Sep 19, 2026
9	RUI & Candeias, LDA	Indirect evidence	Sines, PortugalHQ checked Sep 19, 2026	51-200	47 contacts →
	Indirect evidence “Instrumentação, Manutenção, Electricidade e Construção Civil” Source: RevenueBase Database · checked Sep 19, 2026
10	Roundb Engineering	Strong evidence	Lisbon, PortugalHQ checked Sep 19, 2026	51-200	46 contacts →
	Strong evidence “RoundB is an Engineering company founded in 2015, operating in the telecommunications sector.” Source: RevenueBase Database · checked Sep 19, 2026
11	Globaleda.S.A	Indirect evidence	Ponta Delgada, PortugalHQ checked Sep 19, 2026	51-200	44 contacts →
	Indirect evidence “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…” Source: RevenueBase Database · checked Sep 19, 2026
12	Onesource, Consultoria Informática LDA	Indirect evidence	Coimbra, PortugalHQ checked Sep 19, 2026	11-50	43 contacts →
	Indirect evidence “OneSource is an IT company specialized in the fields of data communications, security, networking and systems management, including the consultancy, auditing, design, development…” Source: RevenueBase Database · checked Sep 19, 2026
13	Acitel	Partial evidence	São Domingos De Rana, PortugalHQ checked Sep 19, 2026	11-50	41 contacts →
	Partial evidence “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…” Source: RevenueBase Database · checked Sep 19, 2026
14	Powergroup	Indirect evidence	Paredes, PortugalHQ checked Sep 19, 2026	51-200	23 contacts →
	Indirect evidence “We work and grow together!” Source: RevenueBase Database · checked Sep 19, 2026
15	Netlink S.A	Partial evidence	Sintra, PortugalHQ checked Sep 19, 2026	201-500	20 contacts →
	Partial evidence “A Netlink tem um conhecimento alargado no setor das telecomunicações, possibilitando a apresentação de soluções integradas nas fases de projeto, planeamento, instalação e…” Source: RevenueBase Database · checked Sep 19, 2026
16	TKT Serviços DE Telecomunicações, LDA	Partial evidence	Lisbon, PortugalHQ checked Sep 19, 2026	11-50	18 contacts →
	Partial evidence “TKT Services is the latest TKT Group company, focused on providing services in the Telecommunications and Multimedia area.” Source: RevenueBase Database · checked Sep 19, 2026
17	Indutora	Partial evidence	Funchal, PortugalHQ checked Sep 19, 2026	51-200	16 contacts →
	Partial evidence “Instalações Eléctricas e de Telecomunicações” Source: RevenueBase Database · checked Sep 19, 2026
18	EPMF	Indirect evidence	Lisbon, PortugalHQ checked Sep 19, 2026	11-50	16 contacts →
	Indirect evidence “A EPMF iniciou a atividade na área dos Projetos, Fiscalização e Manutenção de Instalações.” Source: RevenueBase Database · checked Sep 19, 2026
19	Ifisicas, SA	Partial evidence	Loures, PortugalHQ checked Sep 19, 2026	51-200	15 contacts →
	Partial evidence “Founded in 1995, IFisicas provides services for the installation, maintenance and management of telecommunications, energy and transportation infrastructures, in the national and…” Source: RevenueBase Database · checked Sep 19, 2026
20	Trimono	Indirect evidence	Olival Basto, PortugalHQ checked Sep 19, 2026	51-200	15 contacts →
	Indirect evidence “About Trimono Founded in 2001, Trimono Electrical Installations quickly became a trusted name in Portugal’s electrical installation sector.” Source: RevenueBase Database · checked Sep 19, 2026
21	Noshut, LDA	Indirect evidence	Vila Do Conde, PortugalHQ checked Sep 19, 2026	1-10	13 contacts →
	Indirect evidence “Founded in 2018, we are a service company in the area of Information and Communication Technologies.” Source: RevenueBase Database · checked Sep 19, 2026
22	Solvit	Partial evidence	Angra Do Heroismo, PortugalHQ checked Sep 19, 2026	11-50	13 contacts →
	Partial evidence “Engineering services.” Source: RevenueBase Database · checked Sep 19, 2026
23	Rederia Innovation	Partial evidence	Vagos, PortugalHQ checked Sep 19, 2026	11-50	12 contacts →
	Partial evidence “We established in 1995 focusing our activities in providing services, implementing projects, installation and maintenance of telecommunication, telemetry and control networks.” Source: RevenueBase Database · checked Sep 19, 2026
24	Diverinstal	Partial evidence	Sintra, PortugalHQ checked Sep 19, 2026	51-200	11 contacts →
	Partial evidence “Diverinstal, founded in 2001, is a company that operates in Energy, Telecommunications, Industrial installations.” Source: RevenueBase Database · checked Sep 19, 2026
25	Unikenet	Partial evidence	Sacavém, PortugalHQ checked Sep 19, 2026	51-200	10 contacts →
	Partial evidence “Integrated Engineering & Technology With over 20 years of experience designing, optimizing, and transforming service provider networks, our skilled team of network engineers can…” Source: RevenueBase Database · checked Sep 19, 2026

RevenueBase Smart Search

RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: telecom engineering contractors. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.

Strong evidence: The company's own public description of its business names telecom engineering contractors.
Partial evidence: Its own public description names part of telecom engineering contractors, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name telecom engineering contractors. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.

RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.

Showing 25 of 130 telecom engineering contractors based in Portugal

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Telecom engineering contractors based in Portugal at a glance

As of Sep 19, 2026

27.2%Verified-email coverage

23.3Average contacts per company

11-50Median size (employees)

6.9%Largest-city concentration · Lisboa

Sep 19, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

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 130 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among telecom engineering contractors, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies: Companies headquartered in Portugal whose own description of what they do matches “telecom engineering contractors”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search: RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names telecom engineering contractors), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude: Companies whose own description does not clearly place them among telecom engineering contractors, and records with no verified work email. Companies headquartered outside Portugal are excluded even when they keep an office there.
Match quality: In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 825 across the full list. 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 19, 2026. Lists refresh periodically as the graph is re-checked.
Corrections: Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names telecom engineering contractors, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many telecom engineering contractors are there based in Portugal?

RevenueBase identified 130 telecom engineering contractors headquartered in Portugal as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

CME, headquartered in Oeiras Porto Salvo, tops this list with the largest team on record.

Which city has the most telecom engineering contractors?

Lisboa leads with 9 headquartered companies, followed by Porto (8) and Coimbra (5).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 825 verified decision-maker contacts tracked across these 130 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 19, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, 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.