Company lists · Data refreshed September 2026

Top 19 Quality management system companies based in Portugal

RevenueBase identified 57 company matches for quality management system companies associated with Portugal as of September 2026 and tracks 535 professional contacts across them, including 44 with verified work emails. Lisbon is the largest hub.

This list covers company matches for quality management system companies associated with Portugal, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 21, 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 21, 2026 How this list was built
57Companies
535Contacts tracked
44Verified emails
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The 19 largest quality management system companies based in Portugal

Ranked by team size
Top 19 of 57 company matches for quality management system companies based in Portugal, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchPorto, PortugalHQ recorded Sep 21, 202651-200199 contacts →

Exact match

“APCER, with more than 25 years of activity, provides certification, auditing and training solutions in the most diverse sectors of activity.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2Exact matchPorto, PortugalHQ recorded Sep 21, 2026201-500148 contacts →

Exact match

“Global Surveys is a group of companies “Limited Liability Companies” established in 2012, has branches and representations that cover over 22 countries in the MENA region, Europe…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3Exact matchLisbon, PortugalHQ recorded Sep 21, 20261-1011 contacts →

Exact match

“A QualiWork presta serviços de consultoria, formação e auditoria no âmbito de normas de referência nacionais e internacionais a Entidades Públicas e Privadas (ISO9001 Qualidade…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4Exact matchLisbon, PortugalHQ recorded Sep 21, 20261-108 contacts →

Exact match

“Quality management and other ISO Standards Training”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
5Exact matchAlmada, PortugalHQ recorded Sep 21, 202611-508 contacts →

Exact match

“Constituída a 3 de Março de a EnviEstudos coloca-se no mercado como uma empresa prestadora de serviços especializados na área da Qualidade, Ambiente e Segurança.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6Exact matchFerrel, PortugalHQ recorded Sep 21, 20261-107 contacts →

Exact match

“We are a team of consultants specialized in consulting and auditing related to Integrated Management Systems.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7Exact matchLisbon, PortugalHQ recorded Sep 21, 202611-504 contacts →

Exact match

“BEHAVIOUR® presents solutions for training, certification, consulting and auditing on best practices and management methodologies, management systems and information security…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8Exact matchTorres Vedras, PortugalHQ recorded Sep 21, 20261-104 contacts →

Exact match

“A MBQ é uma empresa de consultoria, que presta serviços na área da gestão, qualidade e melhoria de processos e o nosso foco é aumentar a competitividade dos nossos clientes…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9Exact matchPorto, PortugalHQ recorded Sep 21, 20261-104 contacts →

Exact match

“A Biocheck, integrada no grupo Medilogics, SGPS, encontra-se no mercado há 15 anos e é uma empresa especializada na prestação de serviços de implementação e manutenção de Sistemas…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10Exact matchLisbon, PortugalHQ recorded Sep 21, 20261-104 contacts →

Exact match

“A MEGAQUALIDADE é uma empresa que presta serviços nas áreas da Qualidade, Ambiente, Segurança, na Gestão do Risco e na Gestão de Ativos.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11Exact matchBarreiro, PortugalHQ recorded Sep 21, 20261-103 contacts →

Exact match

“A SoConsulting coloca-se no mercado como uma empresa prestadora de serviços especializados na implementação de Sistemas de Gestão da Qualidade, Ambiente, Segurança e Saúde no…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12Exact matchLisbon, PortugalHQ recorded Sep 21, 202611-503 contacts →

Exact match

“O objetivo da ARIOL é ajudar empresas e organizações a melhorar profissional e socialmente.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13Exact matchPorto, PortugalHQ recorded Sep 21, 20261-103 contacts →

Exact match

“EN Transponder Consultores is positioned in the management consultancy market, we work to have a personalized response to customer demands.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14Exact matchLeiria, PortugalHQ recorded Sep 21, 20261-103 contacts →

Exact match

“Áreas de intervenção - Formação profissional certificada pela DGERT, Anacom (ITED ITUR), ANEPC (SCIE), DNPSP/SIGESP - Consultoria em Sistemas Integrados de Gestão (Qualidade…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15Exact matchPorto, PortugalHQ recorded Sep 21, 20261-102 contacts →

Exact match

“A Quambis tem como principal finalidade prestar serviços às organizações, nas áreas da Qualidade, Ambiente e Segurança, procurando contribuir para o crescimento sustentável dos…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16Exact matchPousos, PortugalHQ recorded Sep 21, 20261-101 contacts →

Exact match

“Desenvolvimento, Implementação de Sistemas Integrados de Gestão, Auditorias, Certificação ISO 9001, ISO 14001, NP 4457, NP 4427, NP 4413, NP 13485.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17Exact matchViseu, PortugalHQ recorded Sep 21, 20261-101 contacts →

Exact match

“A QCERTmais é uma empresa especializada na implementação de sistemas de gestão da qualidade, ambiente, segurança e saúde no trabalho, na coordenação da segurança em projeto e em…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18Exact matchGandra, PortugalHQ recorded Sep 21, 20261-101 contacts →

Exact match

“A DELFUS presta serviços de consultoria e auditoria empresarial-Consultoria em sistemas de gestão e melhoria de desempenho -Auditorias a sistemas de gestão de qualidade, ambiente…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19Exact matchMaia, PortugalHQ recorded Sep 21, 20261-101 contacts →

Exact match

“A nossa prioridade na ByXS é garantir o seu sucesso.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase

Showing 19 of 57 quality management system companies based in Portugal

See the full list, filter by size, metro and specialty, and access 44 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Quality management system companies based in Portugal at a glance

As of Sep 21, 2026
8.2%Verified-email coverage
9.4Average contacts per company
1-10Median size (employees)
19.3%Largest-city concentration · Lisbon
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
44
11-50
11
51-200
1
201-500
1

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 57 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 “quality management system companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 44 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 21, 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 “quality management system companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many quality management system companies are there based in Portugal?

RevenueBase identified 57 company matches for quality management system companies associated with Portugal as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

APCER tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most quality management system companies?

Lisbon leads with 11 company records, followed by Porto (6) and Maia (4).

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 44 professional contacts with verified work emails tracked across these 57 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 21, 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 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.