Company lists · Data refreshed November 2026

Top 25 Foreign tax compliance services worldwide

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

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 1,035 companies tracked

RevenueBase identified 1,035 company matches for foreign tax compliance services worldwide as of November 2026 and tracks 13,160 professional contacts across them, including 6,414 with verified work emails. Brazil is the largest market and London the largest hub.

This list covers company matches for foreign tax compliance 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 November 6, 2026. Country and city lists for foreign tax compliance 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 Nov 6, 2026 How this list was built

1,035Companies

13,160Contacts tracked

6,414Verified emails

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The 25 largest foreign tax compliance services worldwide

Ranked by team size

Top 25 of 1,035 company matches for foreign tax compliance services worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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	RYAN	Exact match	Dallas, CT, United StatesHQ recorded Nov 6, 2026	5,001-10,000	6,580 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 · Nov 6, 2026 · View company records in RevenueBase
2	Kpmg Global Services Hungary	Exact match	Budapest, HungaryHQ recorded Nov 6, 2026	501-1,000	578 contacts →
	Exact match “KPMG Global Services Hungary (KGSH) provides centralised tax compliance services to multinational companies.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	GTM Global TAX Management	Exact match	Wayne, OH, United StatesHQ recorded Nov 6, 2026	201-500	294 contacts →
	Exact match “GTM is a leading provider of corporate tax services.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	Arsene Taxand	Exact match	Paris, FranceHQ recorded Nov 6, 2026	51-200	219 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 · Nov 6, 2026 · View company records in RevenueBase
5	Trowbridge Professional Corporation	Exact match	Toronto, CanadaHQ recorded Nov 6, 2026	51-200	172 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 · Nov 6, 2026 · View company records in RevenueBase
6	Expat US TAX	Exact match	United StatesHQ recorded Nov 6, 2026	201-500	135 contacts →
	Exact match “Expat US Tax helps US citizens and Green Card holders living and working abroad, with a focus on Australia, the UK and the Middle East.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	Mytaxfiler	Exact match	Plano, CA, United StatesHQ recorded Nov 6, 2026	51-200	115 contacts →
	Exact match “At MyTaxFiler, we offer more than just tax preparation-we provide peace of mind.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Ventura Pranas	Exact match	Chennai, IndiaHQ recorded Nov 6, 2026	51-200	98 contacts →
	Exact match “Ventura Pranas is a cross-border advisory firm providing specialised solutions to individuals and companies across the US, India, and Singapore.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Bptax Global Advisory	Exact match	São Paulo, BrazilHQ recorded Nov 6, 2026	51-200	78 contacts →
	Exact match “Our company is prepared to provide international tax planning.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Ustaxfs	Exact match	London, United KingdomHQ recorded Nov 6, 2026	51-200	70 contacts →
	Exact match “USTAXFS are the largest independent tax accounting firm in the UK & Europe specialising in US tax, including the complex specialism of US and UK cross-border tax planning.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Bright TAX	Exact match	New York, NY, United StatesHQ recorded Nov 6, 2026	51-200	66 contacts →
	Exact match “With clients in every country worldwide, Bright!Tax is the go-to cloud-based US expat tax prep firm most sought after by the 10 million Americans who are living abroad.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Juhn Partner Gmbh Steuerberatungsgesellschaft	Exact match	Cologne, GermanyHQ recorded Nov 6, 2026	51-200	64 contacts →
	Exact match “Unsere Steuerberater in Köln, Düsseldorf, Frankfurt, Bonn und Dubai haben sich besonders auf die Steuerberatung von Kapitalgesellschaften und Personengesellschaften spezialisiert.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Cfla S.E.N.C.R.L. LLP	Exact match	Brossard, QC, CanadaHQ recorded Nov 6, 2026	51-200	61 contacts →
	Exact match “Services * Expansion américaine et/ou internationale;* Conformité fiscale américaine (corporative);* Conformité fiscale américaine (individu);* « Snowbirds » et immobilier…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	TFX Taxes For Expats	Exact match	Ny, United StatesHQ recorded Nov 6, 2026	51-200	57 contacts →
	Exact match “Tax Preparation for U.S.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Greenback Expat TAX Services	Exact match	Grandville, United StatesHQ recorded Nov 6, 2026	11-50	48 contacts →
	Exact match “Greenback makes life better for Americans living abroad and aims to take away the anxiety and hassle of helping US expats become and stay compliant with their US taxes while…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Vialto Partners Germany	Exact match	Frankfurt, GermanyHQ recorded Nov 6, 2026	n/a	40 contacts →
	Exact match “Vialto Partners Steuerberatungsgesellschaft mbH ist ein unabhängiges Mitglied des Vialto Partners Netzwerks.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Online Taxman	Exact match	New York, NY, United StatesHQ recorded Nov 6, 2026	11-50	38 contacts →
	Exact match “We believe that filing your US tax return should be easy and painless, no matter where you are in the world.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	TCL Asesores SAS	Exact match	Medellin, ColombiaHQ recorded Nov 6, 2026	11-50	32 contacts →
	Exact match “At TCL, we turn numbers into business success stories.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Everfair TAX	Exact match	London, United KingdomHQ recorded Nov 6, 2026	11-50	30 contacts →
	Exact match “As specialists in UK, US and Expatriate Tax, we provide unique tax advisory and compliance services that assist both individuals and companies.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	CST TAX Advisors	Exact match	Sydney, NY, United KingdomHQ recorded Nov 6, 2026	51-200	29 contacts →
	Exact match “CST is a international accounting and tax firm providing specialist income tax, professional accounting and advisory services to global expats and international enterprises.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	KC Legal	Exact match	Amsterdam, NetherlandsHQ recorded Nov 6, 2026	1-10	28 contacts →
	Exact match “KC Legal is an international tax boutique firm located in Amsterdam, the Netherlands.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Mertz International Limited	Exact match	Hong KongHQ recorded Nov 6, 2026	11-50	28 contacts →
	Exact match “Tax Planning and Preparation for American Expatriate - Since 2003, Mertz International Limited has been providing quality, personalized financial guidance to local individuals and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Legal Quotient Consultants	Exact match	New Delhi, ON, IndiaHQ recorded Nov 6, 2026	11-50	28 contacts →
	Exact match “Legal Quotient Consultants is a leading consulting and advisory firm specialising in Transfer Pricing, International Taxation, and Cross-Border Compliance.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	Jaffe & Company	Exact match	United StatesHQ recorded Nov 6, 2026	11-50	27 contacts →
	Exact match “For more than 30 years, Jaffe & Co has been providing comprehensive tax preparation and compliance services for American expatriates living in the UK, throughout Europe, and…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	Tranquility Consulting	Exact match	Bangalore, IndiaHQ recorded Nov 6, 2026	11-50	27 contacts →
	Exact match “The company engaged in providing advisory services like business structure and re-structure, international tax advisory on US cross border transactions.” Recorded in the RevenueBase company graph · Nov 6, 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 “foreign tax compliance 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 1,035 foreign tax compliance services worldwide

See the full list, filter by size, metro and specialty, and access 6,414 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Foreign tax compliance services worldwide at a glance

As of Nov 6, 2026

48.7%Verified-email coverage

12.7Average contacts per company

1-10Median size (employees)

2.6%Largest-city concentration · London

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

682

11-50

263

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

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 foreign tax compliance services are linked below.
What qualifies: Company records worldwide whose business descriptions match “foreign tax compliance 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 6,414 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 November 6, 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.

Foreign tax compliance services by location

53 lists · largest first

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

How many foreign tax compliance services are there worldwide?

RevenueBase identified 1,035 company matches for foreign tax compliance services worldwide as of November 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?

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

Which country has the most foreign tax compliance services?

Brazil leads with 814 companies, followed by Italy (356) and the United States (348). Every foreign tax compliance services list by country and city is linked on this page.

Which city has the most foreign tax compliance services?

London leads with 27 company records, followed by New York (16) and Miami (15).

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 6,414 professional contacts with verified work emails tracked across these 1,035 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 November 6, 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.