Company lists · Data refreshed September 2026

Top 25 Expatriate tax services worldwide

Name: Expatriate tax services worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 20, 2026 12,552 companies tracked

RevenueBase identified 12,552 company matches for expatriate tax services worldwide as of September 2026 and tracks 140,119 professional contacts across them, including 30,581 with verified work emails. The United States is the largest market and Berlin the largest hub.

This list covers company matches for expatriate tax services worldwide, 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 20, 2026. Country and city lists for expatriate tax services follow the table.

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 20, 2026 How this list was built

12,552Companies

140,119Contacts tracked

30,581Verified emails

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The 25 largest expatriate tax services worldwide

Ranked by team size

Top 25 of 12,552 company matches for expatriate tax services worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 20, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	H&r Block	Exact match	Kansas City, MO, United StatesHQ recorded Sep 20, 2026	10001+	59,451 contacts →
	Exact match “H&R Block’s purpose is simple: To provide help and inspire confidence in our clients and communities everywhere.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
2	RYAN	Exact match	Dallas, TX, United StatesHQ recorded Sep 20, 2026	5,001-10,000	6,089 contacts →
	Exact match “Ryan, an award-winning global tax services and software provider, is the largest Firm in the world dedicated exclusively to business taxes.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
3	Vialto	Exact match	London, United KingdomHQ recorded Sep 20, 2026	5,001-10,000	5,587 contacts →
	Exact match “Vialto is focused on transforming the global mobility ecosystem to support multinational organizations and their employees.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
4	TAX Consultant	Exact match	Brighton, United KingdomHQ recorded Sep 20, 2026	n/a	2,042 contacts →
	Exact match “A traditional general practice, with a twist.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
5	PKF O'connor Davies	Exact match	Harrison, NY, United StatesHQ recorded Sep 20, 2026	1,001-5,000	1,730 contacts →
	Exact match “PKF O’Connor Davies is a top-tier accounting, tax and advisory practice with a long history of serving domestic and international clients.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
6	Chevez Ruiz Zamarripa	Exact match	Ciudad De Mexico, MexicoHQ recorded Sep 20, 2026	501-1,000	683 contacts →
	Exact match “Chevez Ruiz Zamarripa, es una firma especializada en la Asesoría y Consultoría Fiscal de alto nivel, que se distingue por prestar servicios personalizados con total…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
7	KUMAR	Exact match	United StatesHQ recorded Sep 20, 2026	1,001-5,000	627 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
8	H&r Block Australia	Exact match	Thornleigh, AustraliaHQ recorded Sep 20, 2026	501-1,000	412 contacts →
	Exact match “As Australia’s largest preparer of personal income tax returns, with over 400 offices across Australia, expert help is never far away.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
9	Apercen Partners LLC	Exact match	Palo Alto, CA, United StatesHQ recorded Sep 20, 2026	201-500	399 contacts →
	Exact match “Originating from the English and Latin roots of “apercu,” an act of insight, and “census,” an applied study of wealth and property, Apercen is a tax consulting firm offering high…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10	Cohesive	Exact match	Exton, PA, United StatesHQ recorded Sep 20, 2026	501-1,000	364 contacts →
	Exact match “Cohesive is a leading solutions provider and systems integrator for IBM Maximo.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
11	GTM Global TAX Management	Exact match	Wayne, PA, United StatesHQ recorded Sep 20, 2026	201-500	281 contacts →
	Exact match “GTM is a leading provider of corporate tax services.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
12	Taxprime	Exact match	Jakarta Selatan, IndonesiaHQ recorded Sep 20, 2026	201-500	269 contacts →
	Exact match “TaxPrime is a Tax Consulting Firm, based in Jakarta, the Capital City of Indonesia.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13	Mayatax	Exact match	Houston, TX, United StatesHQ recorded Sep 20, 2026	501-1,000	269 contacts →
	Exact match “Growth exposes financial weakness.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
14	FBC Farm And Small Business TAX Consultants	Exact match	Calgary, AB, CanadaHQ recorded Sep 20, 2026	201-500	260 contacts →
	Exact match “For more than 70 years, our focus has always been to bring financial peace of mind to our Canadian business owners.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
15	Atoz TAX Advisers	Exact match	Senningerberg, LuxembourgHQ recorded Sep 20, 2026	51-200	242 contacts →
	Exact match “We are a high-end independent advisory firm offering a comprehensive and integrated range of direct and indirect tax solutions, as well as corporate finance, transfer pricing and…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
16	Ecovis International	Exact match	Berlin, GermanyHQ recorded Sep 20, 2026	10001+	236 contacts →
	Exact match “Ecovis is a leading global consulting firm with its origins in Continental Europe.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
17	Garrido Licona Y Asociados S.C	Exact match	México, MexicoHQ recorded Sep 20, 2026	201-500	233 contacts →
	Exact match “Nuestra misión es brindar asesoría fiscal, legal, financiera y de negocios a empresas nacionales e internacionales y nos caracterizamos por lograr “Resultados Óptimos” y brindar…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
18	Kpmg Acor TAX	Exact match	2900 Hellerup, DenmarkHQ recorded Sep 20, 2026	201-500	232 contacts →
	Exact match “KPMG ACOR TAX is a full-service tax consultancy firm.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
19	AOTAX	Exact match	Sterling, VA, United StatesHQ recorded Sep 20, 2026	201-500	216 contacts →
	Exact match “AOTAX is a leading U.S.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
20	Arsene Taxand	Exact match	Paris, FranceHQ recorded Sep 20, 2026	51-200	198 contacts →
	Exact match “Created in 2004, ARSENE TAXAND offers a cutting edge service in all the firm’s main areas of activity.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
21	ADS Allgemeine Deutsche Steuerberatungsgesellschaft MBH	Exact match	Hamburg, GermanyHQ recorded Sep 20, 2026	501-1,000	198 contacts →
	Exact match “Die ADS Steuer.Beratung ist Ihr spezialisierter Partner für ganzheitliche Steuerberatung – exklusiv für Unternehmen.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
22	EY Private Client Services	Exact match	London, United KingdomHQ recorded Sep 20, 2026	10001+	177 contacts →
	Exact match “Thoughtfully structuring and managing your tax affairs is more important than ever.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
23	Trowbridge Professional Corporation	Exact match	Toronto, ON, CanadaHQ recorded Sep 20, 2026	51-200	161 contacts →
	Exact match “Trowbridge Professional Corporation is a long established global accounting firm that provides a wide range of personal and corporate tax services, specializing in international…” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
24	Funaro & CO	Exact match	New York, NY, United StatesHQ recorded Sep 20, 2026	51-200	146 contacts →
	Exact match “Founded in 1947, Funaro & Co.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
25	Konnect Books & Taxes- Virtual CFO & USA TAX Consultants	Exact match	New York, NY, United StatesHQ recorded Sep 20, 2026	51-200	145 contacts →
	Exact match “Konnect Books & Taxes, is an International Bookkeeping, Tax & Advisory firm, in the USA, with CPAs & Accountants, ready to help you take care of ALL your numbers.” Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “expatriate tax services”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 12,552 expatriate tax services worldwide

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Expatriate tax services worldwide at a glance

As of Sep 20, 2026

21.8%Verified-email coverage

11.2Average contacts per company

1-10Median size (employees)

1.1%Largest-city concentration · Berlin

Sep 20, 2026Page data refreshed

Companies by employee count

1-10

8,425

11-50

3,279

51-200

476

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

Email recency is reported on each country list linked below.

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.
Coverage: Every country. Country and city lists for expatriate tax services are linked below.
What qualifies: Company records worldwide whose business descriptions match “expatriate tax services” 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. 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 30,581 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 20, 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.

Expatriate tax services by location

58 lists · largest first

Every Expatriate tax services list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 “expatriate tax services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many expatriate tax services are there worldwide?

RevenueBase identified 12,552 company matches for expatriate tax services worldwide 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?

H&r Block tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most expatriate tax services?

The United States leads with 3,966 companies, followed by Germany (2,299) and Brazil (469). Every expatriate tax services list by country and city is linked on this page.

Which city has the most expatriate tax services?

Berlin leads with 144 company records, followed by New York (135) and Sao Paulo (128).

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 30,581 professional contacts with verified work emails tracked across these 12,552 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 20, 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.