Company lists · Data refreshed October 2026

Top 25 International tax compliance consultants based in Spain

RevenueBase identified 256 company matches for international tax compliance consultants associated with Spain as of October 2026 and tracks 1,604 professional contacts across them, including 134 with verified work emails. Madrid is the largest hub.

This list covers company matches for international tax compliance consultants associated with Spain, 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 October 22, 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 Oct 22, 2026 How this list was built
256Companies
1,604Contacts tracked
134Verified emails
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The 25 largest international tax compliance consultants based in Spain

Ranked by team size
Top 25 of 256 company matches for international tax compliance consultants based in Spain, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 22, 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 matchMadrid, SpainHQ recorded Oct 22, 2026201-500302 contacts →

Exact match

“Founded in Spain in 1979, and with a wide presence in LATAM & Europe, we become an extension of the Finance Department of our clients helping them in their expansion abroad.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
2Exact matchCartagena, SpainHQ recorded Oct 22, 2026n/a180 contacts →

Exact match

“Nuestras asesorías en Cartagena y Murcia están altamente capacitadas para realizar un servicio global de asesoramiento laboral, fiscal y contable.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
3Exact matchMadrid, SpainHQ recorded Oct 22, 2026201-500153 contacts →

Exact match

“En UR Global acompañamos a empresas en su expansión internacional, ayudándoles a estructurar, implantar y gestionar sus filiales con seguridad y eficiencia.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
4Exact matchBarcelona, SpainHQ recorded Oct 22, 202651-20045 contacts →

Exact match

“ILIA ETL GLOBAL es una asesoría especializada en fiscalidad y legalidad Internacional.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
5Exact matchBarcelona, SpainHQ recorded Oct 22, 202611-5020 contacts →

Exact match

“Amedia Group is a business entity formed by a set of worldwide companies and offices that provides clients with great range of expertise in Business, Accounting, Legal and Tax…”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
6Exact matchMadrid, SpainHQ recorded Oct 22, 20261-1019 contacts →

Exact match

“PQS Consulting es una firma de servicios profesionales que ofrece asesoramiento fiscal, financiero y de negocio a PYMES, empresas multinacionales y a personas físicas.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
7Exact matchMadrid, SpainHQ recorded Oct 22, 202611-5019 contacts →

Exact match

“B LAW & TAX is a leading firm in tax and legal advisory services with both national and international reach.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
8Exact matchGirona, SpainHQ recorded Oct 22, 202651-20017 contacts →

Exact match

“GRUP GESTIÓ és un gabinet professional d’assessorament i consultoria empresarial, que ofereix un servei integral, a empreses i particulars, en la gestió de les seves activitats.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
9Exact matchBarcelona, SpainHQ recorded Oct 22, 202611-5015 contacts →

Exact match

“Allow us to welcome you to an international firm with a boutique mindset, specialising in the tax optimisation of your wealth.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
10Exact matchBarcelona, SpainHQ recorded Oct 22, 202611-5015 contacts →

Exact match

“Asesoría Fiscal y Contable especializada en internacionalización de empresas.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
11Exact matchBenifaió, SpainHQ recorded Oct 22, 202611-5014 contacts →

Exact match

“Ofrecemos una asesoría integral a las empresas respecto al cumplimiento de sus obligaciones tributarias, proporcionándoles al mismo tiempo nuestro apoyo para la solución de sus…”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
12Exact matchBarcelona, SpainHQ recorded Oct 22, 20261-1014 contacts →

Exact match

“Tax Boutique establecida en Barcelona especializada en la asesoría fiscal y la planificación tributaria tanto en el ámbito nacional como internacional.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
13Exact matchBarcelona, SpainHQ recorded Oct 22, 202611-5013 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
14Exact matchBarcelona, SpainHQ recorded Oct 22, 202611-5012 contacts →

Exact match

“Fundada en AAMC es una empresa de servicios de carácter multidisciplinar que proporciona cobertura a todas las necesidades de la empresa.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
15Exact matchMadrid, SpainHQ recorded Oct 22, 202611-5012 contacts →

Exact match

“El origen de ECM Asesores & Consultores se remonta a 2006 con una visión clara de asesoramiento fiscal, laboral, contable, mercantil y consultoría estratégica con el objetivo de…”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
16Exact matchPamplona, SpainHQ recorded Oct 22, 202611-5011 contacts →

Exact match

“Asesoría de empresas en las áreas laboral, fiscal, contable, jurídica, consultoría y financiero.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
17Exact matchMadrid, SpainHQ recorded Oct 22, 20261-1011 contacts →

Exact match

“US Tax Consultants is a company with offices in Madrid, Asturias (Spain) and Algarve (Portugal), with national and international presence, and with 56 years of experience in…”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
18Exact matchSanta Cruz De Tenerife, SpainHQ recorded Oct 22, 202611-5010 contacts →

Exact match

“Bras tax advisors company”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
19Exact matchBilbao, SpainHQ recorded Oct 22, 202611-5010 contacts →

Exact match

“En Ercilla Asesores somos especialistas en asesoramiento integral a empresas de toda Bizkaia desde 2005.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
20Exact matchMadrid, SpainHQ recorded Oct 22, 20261-108 contacts →

Exact match

“Arbex Consultores es un Gabinete Jurídico Tributario con un objetivo claramente definido: transmitir y brindar a todos nuestros clientes tranquilidad, seguridad y garantía en…”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
21Exact matchMadrid, SpainHQ recorded Oct 22, 202611-507 contacts →

Exact match

“Historia y ética profesional Los antecedentes de Asesores y Consultores se remontan al año 1986, con la transformación del Sistema Tributario Español, al incorporar en su nueva…”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
22Exact matchBarcelona, SpainHQ recorded Oct 22, 20261-107 contacts →

Exact match

“Nuestra Firma está centrada en el ámbito de la tributación.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
23Exact matchBarcelona, SpainHQ recorded Oct 22, 202611-506 contacts →

Exact match

“Deventer Consulting is an international tax and accounting firm based in Barcelona.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
24Exact matchMadrid, SpainHQ recorded Oct 22, 202611-506 contacts →

Exact match

“Compuesta por profesionales de dilatada experiencia en el mercado, Aphineon Partners proporciona cobertura global a sus clientes con actividad internacional encargándose de sus…”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
25Exact matchAlicante, SpainHQ recorded Oct 22, 202611-506 contacts →

Exact match

“En Bande Asesores nos esforzamos día a día en mejorar la gestión y beneficios de su empresa, a través de la optimización fiscal y un estricto control laboral y contable…”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase

Showing 25 of 256 international tax compliance consultants based in Spain

See the full list, filter by size, metro and specialty, and access 134 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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International tax compliance consultants based in Spain at a glance

As of Oct 22, 2026
8.4%Verified-email coverage
6.3Average contacts per company
1-10Median size (employees)
20.7%Largest-city concentration · Madrid
Oct 22, 2026Page data refreshed

Companies by employee count

1-10
179
11-50
71
51-200
2
201-500
3

Email recency for this list is measured worldwide rather than for Spain, so it is reported there. Company counts and contact totals on this page are exact for Spain, over 256 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 Spain whose business descriptions match “international tax compliance consultants” 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 134 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 October 22, 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 “international tax compliance consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many international tax compliance consultants are there based in Spain?

RevenueBase identified 256 company matches for international tax compliance consultants associated with Spain as of October 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?

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

Which city has the most international tax compliance consultants?

Madrid leads with 53 company records, followed by Barcelona (38) and Valencia (11).

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 134 professional contacts with verified work emails tracked across these 256 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 October 22, 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.