Company lists · Data refreshed September 2026
Top 24 Expat tax law firms based in Argentina
RevenueBase identified 144 expat tax law firms headquartered in Argentina as of September 2026 and tracks 922 professional contacts across them, including 171 with verified work emails. Ciudad Autonoma De Buenos Aires is the largest hub.
This list covers expat tax law firms headquartered in Argentina, 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 24 largest expat tax law firms based in Argentina
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 127 contacts → | ||||
Indirect evidence “ABBFP & W brinda a sus clientes un asesoramiento global y abarcativo en todas las áreas del derecho.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 2 | 50 contacts → | ||||
Indirect evidence “Somos una firma profesional especializada en consultoría tributaria y de negocios, líder en estrategia fiscal.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 3 | 49 contacts → | ||||
Partial evidence “Dentons Rattagan Arocena is Argentina's largest global law firm.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 4 | 31 contacts → | ||||
Indirect evidence “Juan McEwan fue pionero en desarrollar en Argentina la prestación de servicios legales y fiscales orientados a clientes privados.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 5 | 28 contacts → | ||||
Indirect evidence “Somos una firma de profesionales altamente especializados y comprometidos con las necesidades de nuestros clientes.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 6 | 17 contacts → | ||||
Indirect evidence “Rubiolo & Asociados, fue fundado en el año 1975 por el Dr.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 7 | 13 contacts → | ||||
Indirect evidence “Somos Estudio Monzon, una firma que provee servicios profesionales en materia impositiva, contable, laboral, outsourcing y consultoría a personas físicas y jurídicas.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 8 | 13 contacts → | ||||
Indirect evidence “Estudio de abogados expertos en asesoramiento a empresas nacionales y extranjeras en asuntos jurídicos sofisticados y complejos.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 9 | 10 contacts → | ||||
Indirect evidence “El Estudio Grasso y Challier Asociados fue fundado en el año 2005 por el Dr.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 10 | 9 contacts → | ||||
Indirect evidence “Somos un equipo compuesto por profesionales con la combinación justa de competencias y perfiles y la capacidad de aplicar nuestros diversos conocimientos técnicos, experiencias y…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 11 | 9 contacts → | ||||
Partial evidence “TRANSFER PRICING, TAX AND FOREIGN EXCHANGE CONTROL REGULATIONS ADVISORY FIRM SPECIALIZED IN INTERNATIONAL TRANSACTIONS AND FOCUS ON MULTIONATIONAL COMPANIES Nos dedicamos a…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 12 | 8 contacts → | ||||
Indirect evidence “CONTADORES PÚBLICOS - ASESORES IMPOSITIVOS - CONSULTORES DE EMPRESAS - SERVICIOS JURÍDICOS El estudio Santiago Saenz Valiente & Asociados fundado en 1987, está integrado por un…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 13 | 8 contacts → | ||||
Strong evidence “KNÜLL & MARCÓ DEL PONT is a boutique law firm that combines and integrates legal, tax and accounting knowledge on the understanding that a comprehensive and cross-functional…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 14 | 8 contacts → | ||||
Indirect evidence “Auditores y Consultores Tributarios Firma Miembro en Argentina de INPACT INTERNATIONAL Asociación Mundial de Firmas de Auditoría y Consultoría Asesoramiento Impositivo Tributación…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 15 | 7 contacts → | ||||
Partial evidence “A Law Firm based in Buenos Aires, providing advice on corporate law, taxation, labour law and civil matters.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 16 | 7 contacts → | ||||
Indirect evidence “Empresa de servicios juridicos especializada en litigios tributarios y asesoramiento de empresas” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 17 | 6 contacts → | ||||
Strong evidence “Canosa Abogados is a leading corporate and tax law firm in Argentina.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 18 | 5 contacts → | ||||
Indirect evidence “Nuestra misión es acompañar a nuestros clientes en el crecimiento de sus negocios, desarrollo de sus proyectos, evolución de sus emprendimientos, decisiones estratégicas de sus…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 19 | 5 contacts → | ||||
Indirect evidence “Somos un estudio de abogados especializados en servicios profesionales de consultoría.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 20 | 4 contacts → | ||||
Indirect evidence “Hemos estructurado nuestro estudio por áreas de especialización.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 21 | 4 contacts → | ||||
Indirect evidence “Somos una Firma de Contadores y Abogados líderes en asesoramiento fiscal, procedimiento tributario, auditoría y servicios legales.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 22 | 4 contacts → | ||||
Indirect evidence “Gerenciamiento Patrimonial 360 Liquidación impositiva Planificación tributaria Liquidación de sueldos IVA Ingresos Brutos Ganancias Constitución de sociedades y Start up…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 23 | 4 contacts → | ||||
Indirect evidence “Somos un equipo de jóvenes profesionales que de forma independiente brinda servicios de asesoramiento contable, impositivo y laboral a personas físicas y jurídicas locales e…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 24 | 4 contacts → | ||||
Indirect evidence “Establecidos en 1962 en la ciudad de Rosario, nuestra firma ofrece una amplia gama de servicios entre los que se han desarrollado constituciones de empresas, asesoramiento…” 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: expat tax law 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 expat tax law firms.
- Partial evidence
- Its own public description names part of expat tax law firms, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name expat tax law 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 24 of 144 expat tax law firms based in Argentina
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Expat tax law firms based in Argentina at a glance
As of Sep 28, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for Argentina, so it is reported there. Company counts and contact totals on this page are exact for Argentina, over 144 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 expat tax law 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 Argentina whose own description of what they do matches “expat tax law 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 expat tax law 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 expat tax law firms, and records with no verified work email. Companies headquartered outside Argentina 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, 171 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 expat tax law 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 expat tax law firms are there based in Argentina?
RevenueBase identified 144 expat tax law firms headquartered in Argentina 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?
Abbfp&w Abogados Alchouron, Berisso, Balconi, Fernández Pelayo & Werner, headquartered in Buenos Aires, tops this list with the largest team on record.
Which city has the most expat tax law firms?
Ciudad Autonoma De Buenos Aires leads with 23 headquartered companies, followed by Buenos Aires (19) and Cordoba (6).
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 171 verified decision-maker contacts tracked across these 144 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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