Company lists · Data refreshed September 2026

Top 25 Outsourcing accounting companies based in Portugal

RevenueBase identified 146 outsourcing accounting companies headquartered in Portugal as of September 2026 and tracks 848 professional contacts across them, including 356 with verified work emails. Lisboa is the largest hub.

This list covers outsourcing accounting companies 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 21, 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 21, 2026 86% judged on-target in blind review
146Companies
848Contacts tracked
356Verified emails
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The 25 largest outsourcing accounting companies based in Portugal

Ranked by team size
Top 25 of 146 outsourcing accounting companies based in Portugal, ranked by team size, largest first. Data refreshed Sep 21, 2026. RevenueBase Smart Search rates how each company's information relates to outsourcing accounting companies: 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.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceLisbon, PortugalHQ checked Sep 21, 2026201-500303 contacts →

Partial evidence

“Fundada em junho de 1982, a Conceito dedica-se à prestação de serviços de outsourcing nas áreas de Contabilidade, Fiscalidade, Consultoria, Processamento Salarial, Tesouraria e…”

Source: RevenueBase Database · checked Sep 21, 2026
2Indirect evidenceLisboa, PortugalHQ checked Sep 21, 202611-5041 contacts →

Indirect evidence

“Born in 2009, the DNS Business Partners Ltd (hereinafter "DNS Business Partners") has established itself as an entity that specializes in supporting the financial management of…”

Source: RevenueBase Database · checked Sep 21, 2026
3Indirect evidenceLisbon, PortugalHQ checked Sep 21, 202611-5032 contacts →

Indirect evidence

“Finpartner will first carry out a detailed analysis of your situation, and then select the team of specialists dedicated to your company, determining the appropriate work methods…”

Source: RevenueBase Database · checked Sep 21, 2026
4Partial evidenceLisboa, PortugalHQ checked Sep 21, 202611-5030 contacts →

Partial evidence

“At MTC we know that finding an Accounting and Financial Management partner is a wise decision.”

Source: RevenueBase Database · checked Sep 21, 2026
5Partial evidenceVilamoura, PortugalHQ checked Sep 21, 202611-5017 contacts →

Partial evidence

“Similae Business Services provides tax advisory, accounting, and business strategy services to small and mid- sized emerging and established businesses.”

Source: RevenueBase Database · checked Sep 21, 2026
6Partial evidenceMatosinhos, PortugalHQ checked Sep 21, 202611-5015 contacts →

Partial evidence

“We help your business grow with rigorous, reliable and close accounting services.”

Source: RevenueBase Database · checked Sep 21, 2026
7Indirect evidenceQueluz De Baixo, PortugalHQ checked Sep 21, 20261-1013 contacts →

Indirect evidence

“A GESVALOR iniciou a atividade em 2011 e é especializada na prestação de serviços de contabilidade e apoio à gestão a PME, cujo principal objetivo é ajudar o cliente a desenvolver…”

Source: RevenueBase Database · checked Sep 21, 2026
8Indirect evidencePorto, PortugalHQ checked Sep 21, 202611-5012 contacts →

Indirect evidence

“Desde a sua criação, a Filiconta tem vindo a prestar serviços de excelência na área do apoio à gestão.”

Source: RevenueBase Database · checked Sep 21, 2026
9Indirect evidenceLisbon, PortugalHQ checked Sep 21, 202611-509 contacts →

Indirect evidence

“Contabilidade | Consultoria | Salários”

Source: RevenueBase Database · checked Sep 21, 2026
10Indirect evidenceLisbon, PortugalHQ checked Sep 21, 202611-508 contacts →

Indirect evidence

“Taxlibris – Contabilidade e Consultoria, Lda provides high-quality financial and management solutions for companies and institutions, combining over 25 years of experience with…”

Source: RevenueBase Database · checked Sep 21, 2026
11Indirect evidenceLisboa, PortugalHQ checked Sep 21, 202611-506 contacts →

Indirect evidence

“Somos uma empresa especializada em contabilidade, recursos humanos, consultoria e apoio fiscal.”

Source: RevenueBase Database · checked Sep 21, 2026
12Indirect evidenceViana Do Castelo, PortugalHQ checked Sep 21, 202611-505 contacts →

Indirect evidence

“Com uma vasta experiência na prestação de serviços especializados de Consultoria e Contabilidade, fornecemos ferramentas fundamentais de apoio à gestão através do aconselhamento…”

Source: RevenueBase Database · checked Sep 21, 2026
13Indirect evidenceAlfragide, PortugalHQ checked Sep 21, 202611-505 contacts →

Indirect evidence

“Com mais de 40 anos de experiência, a Integralconta apresenta-se como uma empresa especializada na prestação de serviços nas áreas da Contabilidade Financeira e Analítica…”

Source: RevenueBase Database · checked Sep 21, 2026
14Indirect evidenceCoimbra, PortugalHQ checked Sep 21, 20261-105 contacts →

Indirect evidence

“Tax Account é uma empresa especializada em serviços de Contabilidade, Fiscalidade, Consultoria, Recursos Humanos e Apoio à Gestão.”

Source: RevenueBase Database · checked Sep 21, 2026
15Partial evidenceCoimbra, PortugalHQ checked Sep 21, 20261-105 contacts →

Partial evidence

“Next-Gen Accounting Services”

Source: RevenueBase Database · checked Sep 21, 2026
16Indirect evidenceGafanha Da Nazaré, PortugalHQ checked Sep 21, 20261-104 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 21, 2026
17Indirect evidenceBraga, PortugalHQ checked Sep 21, 20261-104 contacts →

Indirect evidence

“Tendo como seu “core-business” a prestação de serviços nas áreas da contabilidade, a Inteliconta pretende fornecer aos seus clientes um conjunto mais alargadado de serviços…”

Source: RevenueBase Database · checked Sep 21, 2026
18Partial evidenceCastelo Branco, PortugalHQ checked Sep 21, 20261-104 contacts →

Partial evidence

“A CCS é uma empresa especializada no apoio à Gestão de Empresas, nas áreas da Contabilidade, Fiscalidade, Gestão Administrativa de Recursos Humanos, Outsourcing Administrativo e…”

Source: RevenueBase Database · checked Sep 21, 2026
19Partial evidenceFaro, PortugalHQ checked Sep 21, 202611-504 contacts →

Partial evidence

“Lumarcont - luisa Martins Contabilidade Lda is an accounting company based out of Rua de São Luis nº21a, Faro, Portugal.”

Source: RevenueBase Database · checked Sep 21, 2026
20Indirect evidenceAlgés, PortugalHQ checked Sep 21, 20261-103 contacts →

Indirect evidence

“A Primeuneed nasce em 2018, da paixão pela área financeira e do espírito empreendedor dos seus sócios, para a realização de um projeto em comum.”

Source: RevenueBase Database · checked Sep 21, 2026
21Indirect evidenceArca E Ponte De Lima, PortugalHQ checked Sep 21, 20261-103 contacts →

Indirect evidence

“Na CF5 dedicamo-nos à consultoria contabilística, auditoria e à gestão financeira das empresas.”

Source: RevenueBase Database · checked Sep 21, 2026
22Indirect evidenceCarnaxide, PortugalHQ checked Sep 21, 2026201-5003 contacts →

Indirect evidence

“A Data Directa é uma empresa de Contabilidade e Gestão, vocacionada e especializada no apoio à actividade das PME’s.”

Source: RevenueBase Database · checked Sep 21, 2026
23Indirect evidenceRebordosa, PortugalHQ checked Sep 21, 202611-502 contacts →

Indirect evidence

“A ContaConcept II, oferece serviços de contabilidade de alta qualidade para empresas de todas as dimensões.”

Source: RevenueBase Database · checked Sep 21, 2026
24Partial evidenceAlhos Vedros, PortugalHQ checked Sep 21, 20261-102 contacts →

Partial evidence

Accounting services startup that provides a wide range of services to local businesses”

Source: RevenueBase Database · checked Sep 21, 2026
25Partial evidencePorto, PortugalHQ checked Sep 21, 20261-102 contacts →

Partial evidence

“We provide accounting, financial and consulting services to small and medium enterprises.”

Source: RevenueBase Database · checked Sep 21, 2026

Showing 25 of 146 outsourcing accounting companies based in Portugal

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Outsourcing accounting companies based in Portugal at a glance

As of Sep 21, 2026
42.0%Verified-email coverage
5.8Average contacts per company
1-10Median size (employees)
15.8%Largest-city concentration · Lisboa
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
115
11-50
27
201-500
2

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 146 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 outsourcing accounting companies, 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 “outsourcing accounting companies”. 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 outsourcing accounting companies), 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 outsourcing accounting companies, 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, 356 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 21, 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 outsourcing accounting companies, 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 outsourcing accounting companies are there based in Portugal?

RevenueBase identified 146 outsourcing accounting companies 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?

Grupo Conceito, headquartered in Lisbon, tops this list with the largest team on record.

Which city has the most outsourcing accounting companies?

Lisboa leads with 23 headquartered companies, followed by Porto (10) 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 356 verified decision-maker contacts tracked across these 146 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 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 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.