Company lists · Data refreshed September 2026
Top 25 Iso 9001 consulting firms based in Portugal
RevenueBase identified 131 iso 9001 consulting firms headquartered in Portugal as of September 2026 and tracks 882 professional contacts across them, including 161 with verified work emails. Lisboa is the largest hub.
This list covers iso 9001 consulting firms 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 28, 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.
The 25 largest iso 9001 consulting firms based in Portugal
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 109 contacts → | ||||
Indirect evidence “A PONTUAL IT Business Solutions é uma empresa de consultoria e desenvolvimento de software com um forte poder de expansão e experiência consolidada na implementação de sistemas…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 2 | 91 contacts → | ||||
Strong evidence “A PENGEST é uma empresa portuguesa de consultoria na área da engenharia certificada pelas normas NP EN ISO 14001:2004, OHSAS 18001:2007 e NP EN ISO 9001:2008, no âmbito “Gestão de…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 3 | 61 contacts → | ||||
Indirect evidence “Formação e Consultoria em Engenharia; Qualidade; Ambiente e Segurança.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 4 | 49 contacts → | ||||
Partial evidence “A GTI é uma empresa de consultoria e formação profissional constituída em 1992 cujo Sistema de Gestão encontra-se certificado pela NP EN ISO NP EN ISO 14001:2004, NP 4397:2001…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 5 | 17 contacts → | ||||
Partial evidence “Strongstep offers a unique combination of consulting services to help companies adopt international best practices in areas such as software development and engineering…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 6 | 16 contacts → | ||||
Indirect evidence “A Vexillum é uma empresa Portuguesa de Consultoria de Serviços de apoio à Gestão, que atua nos domínios da Qualidade, Ambiente, Saúde e Segurança e Responsabilidade Social.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 7 | 15 contacts → | ||||
Partial evidence “The good projects ask for excellence consulting!” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 8 | 12 contacts → | ||||
Indirect evidence “Constituída em a MEDAM tem consolidado a sua atividade no âmbito da Segurança e Saúde no Trabalho, Segurança Alimentar, Gestão Ambiental, Gestão Industrial e Certificação.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 9 | 11 contacts → | ||||
Indirect evidence “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…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 10 | 11 contacts → | ||||
Indirect evidence “A PsiPorto - Formação, Inovação, Gestão, Avaliação é uma empresa que conta com uma equipa experiente de colaboradores e com uma carteira de clientes cada vez mais abrangente nos…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 11 | 8 contacts → | ||||
Partial evidence “Quality management and other ISO Standards Training” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 12 | 8 contacts → | ||||
Indirect evidence “O que somos é o que pode esperar de nós.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 13 | 8 contacts → | ||||
Indirect evidence “A C4G é uma empresa de capitais portugueses sediada em Lisboa e com escritórios em Castelo Branco, Madrid e Barcelona.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 14 | 8 contacts → | ||||
Indirect evidence “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.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 15 | 7 contacts → | ||||
Partial evidence “We are a team of consultants specialized in consulting and auditing related to Integrated Management Systems.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 16 | 7 contacts → | ||||
Indirect evidence “Nascida em 2001, a Global Score Consultores surge como uma empresa de Consultoria de Gestão, apresentando objetivos claros e bem definidos no sentido de prestar um serviço de…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 17 | 6 contacts → | ||||
Partial evidence “Quasinfalível is a consulting company specialised in supporting organisations in achieving compliance with recognised standards and regulatory frameworks for the services sector.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 18 | 6 contacts → | ||||
Strong evidence “CSway is a company, with qualitiy certification ISO 9001:2015, whose mission is to present solutions of recognized quality, creating added value for its customer, in the areas of…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 19 | 6 contacts → | ||||
Indirect evidence “A AMBI 22, Lda, fundada em 1992, é uma empresa de consultoria que fornece um vasto leque de serviços especializados na área da Qualidade, Ambiente e Segurança.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 20 | 6 contacts → | ||||
Indirect evidence “A NW Solutions é uma empresa de consultoria constituída por uma equipa multidisciplinar, com vasta experiência nas áreas de engenharia, gestão, segurança no trabalho e formação…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 21 | 5 contacts → | ||||
Indirect evidence “A SEGI tem profissionais com mais de 15 anos de experiência em projetos na área de Gestão Organizacional e Industrial.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 22 | 5 contacts → | ||||
Indirect evidence “Somos uma Empresa que desde 2003 se tem dedicado à Formação Profissional, Projectos de Investimento, Apoio à Gestão, Implementação da Qualidade, Implementação LEAN e RGPD.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 23 | 4 contacts → | ||||
Indirect evidence “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…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 24 | 4 contacts → | ||||
Indirect evidence “A MEGAQUALIDADE é uma empresa que presta serviços nas áreas da Qualidade, Ambiente, Segurança, na Gestão do Risco e na Gestão de Ativos.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 25 | 3 contacts → | ||||
Indirect evidence “Somos uma empresa jovem e dinâmica de consultoria de gestão.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
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: iso 9001 consulting firms. 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 iso 9001 consulting firms.
- Partial evidence
- Its own public description names part of iso 9001 consulting firms, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name iso 9001 consulting firms. 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 131 iso 9001 consulting firms based in Portugal
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Iso 9001 consulting firms based in Portugal at a glance
As of Sep 28, 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 131 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 iso 9001 consulting firms, 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 “iso 9001 consulting firms”. 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 iso 9001 consulting firms), 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 iso 9001 consulting firms, 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, 161 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 28, 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 iso 9001 consulting firms, 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 iso 9001 consulting firms are there based in Portugal?
RevenueBase identified 131 iso 9001 consulting firms 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?
Pontual, headquartered in Espargo, tops this list with the largest team on record.
Which city has the most iso 9001 consulting firms?
Lisboa leads with 16 headquartered companies, followed by Porto (11) and Matosinhos (7).
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 161 verified decision-maker contacts tracked across these 131 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 28, 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.
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