Company lists · Data refreshed October 2026

Top 25 Income tax attorneys worldwide

RevenueBase identified 18,753 company matches for income tax attorneys worldwide as of October 2026 and tracks 167,321 professional contacts across them, including 34,927 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for income tax attorneys 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 October 22, 2026. Country and city lists for income tax attorneys 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 Oct 22, 2026 How this list was built
18,753Companies
167,321Contacts tracked
34,927Verified emails
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The 25 largest income tax attorneys worldwide

Ranked by team size
Top 25 of 18,753 company matches for income tax attorneys worldwide, 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 matchKansas City, MO, United StatesHQ recorded Oct 22, 202610001+60,358 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 · Oct 22, 2026 · View company records in RevenueBase
2Exact matchMadrid, SpainHQ recorded Oct 22, 20261,001-5,0002,923 contacts →

Exact match

“Garrigues is an international legal and tax services firm that advises clients locally, regionally and globally from every angle of business law.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
3Exact matchBrighton, United KingdomHQ recorded Oct 22, 2026n/a2,050 contacts →

Exact match

“A traditional general practice, with a twist.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
4Exact matchNew Delhi, IndiaHQ recorded Oct 22, 2026501-1,0001,248 contacts →

Exact match

“Founded by Shri V.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
5Exact matchMilan, ItalyHQ recorded Oct 22, 2026501-1,000791 contacts →

Exact match

“BonelliErede è leader in Italia nei servizi legali e fiscali, attivo in tutti i settori del diritto commerciale e nel diritto penale d'impresa.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
6Exact matchParis La Défense, FranceHQ recorded Oct 22, 2026501-1,000715 contacts →

Exact match

“Deloitte Société d'Avocats is one of the leading French law firms, specializing in international tax and legal strategies.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
7Exact matchMexico City, MexicoHQ recorded Oct 22, 2026501-1,000708 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 · Oct 22, 2026 · View company records in RevenueBase
8Exact matchMumbai, IndiaHQ recorded Oct 22, 2026201-500691 contacts →

Exact match

“Full service law firm with offices in Mumbai, New Delhi, Bengaluru, Chennai and Pune.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
9Exact matchCourbevoie, FranceHQ recorded Oct 22, 2026501-1,000655 contacts →

Exact match

“Les entreprises de toutes tailles sont exposées à des dispositions de plus en plus complexes en matière de réglementations fiscales et juridiques sur leur territoire national et…”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
10Exact matchParis, FranceHQ recorded Oct 22, 2026501-1,000608 contacts →

Exact match

“EY Société d’avocats se mobilise pour concrétiser les potentiels: c’est ainsi que nous faisons la différence pour nos clients, nos équipes et tous nos interlocuteurs.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
11Exact matchDublin, IrelandHQ recorded Oct 22, 2026201-500559 contacts →

Exact match

“As one of Ireland's largest law firms, William Fry LLP offers unrivalled legal and tax expertise across the full breadth of the business sector.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
12Exact matchMumbai, IndiaHQ recorded Oct 22, 2026501-1,000431 contacts →

Exact match

“Dhruva Advisors, a Ryan LLC affiliate, delivers strategic tax and regulatory solutions to clients across India and around the world.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
13Exact matchThornleigh, AustraliaHQ recorded Oct 22, 2026501-1,000427 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 · Oct 22, 2026 · View company records in RevenueBase
14Exact matchPalo Alto, CA, United StatesHQ recorded Oct 22, 2026201-500417 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 · Oct 22, 2026 · View company records in RevenueBase
15Exact matchExton, PA, United StatesHQ recorded Oct 22, 2026501-1,000362 contacts →

Exact match

“Cohesive is a leading solutions provider and systems integrator for IBM Maximo.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
16Exact matchMontevideo, UruguayHQ recorded Oct 22, 2026201-500341 contacts →

Exact match

“Guyer & Regules is proud to be considered as Uruguay’s first choice for international and domestic complex legal, accounting and tax work.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
17Exact matchCerritos, CA, United StatesHQ recorded Oct 22, 2026501-1,000305 contacts →

Exact match

“Chugh, LLP is a full-service law and tax firm with offices in Los Angeles, Santa Clara, San Diego, and Newark in CA, Edison, NJ, Atlanta, GA, Herndon, VA, New York, NY, Brentwood…”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
18Exact matchJakarta Selatan, IndonesiaHQ recorded Oct 22, 2026201-500299 contacts →

Exact match

“TaxPrime is a Tax Consulting Firm, based in Jakarta, the Capital City of Indonesia.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
19Exact matchBerlin, GermanyHQ recorded Oct 22, 2026201-500296 contacts →

Exact match

“POELLATH is a leading German law firm with an international reach, specializing in business and tax law.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
20Exact matchWayne, PA, United StatesHQ recorded Oct 22, 2026201-500291 contacts →

Exact match

“GTM is a leading provider of corporate tax services.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
21Exact matchCalgary, AB, CanadaHQ recorded Oct 22, 2026201-500266 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 · Oct 22, 2026 · View company records in RevenueBase
22Exact matchHouston, TX, United StatesHQ recorded Oct 22, 2026501-1,000244 contacts →

Exact match

“Growth exposes financial weakness.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
23Exact matchMéxico, MexicoHQ recorded Oct 22, 2026201-500243 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 · Oct 22, 2026 · View company records in RevenueBase
24Exact match2900 Hellerup, DenmarkHQ recorded Oct 22, 2026201-500238 contacts →

Exact match

“KPMG ACOR TAX is a full-service tax consultancy firm.”

Recorded in the RevenueBase company graph · Oct 22, 2026 · View company records in RevenueBase
25Exact matchBelo Horizonte, BrazilHQ recorded Oct 22, 202651-200213 contacts →

Exact match

“Fundado em 17 de agosto de 1994, o Sacha Calmon – Misabel Derzi Consultores e Advogados (SCMD) é referência nacional em Direito Tributário.”

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

Showing 25 of 18,753 income tax attorneys worldwide

See the full list, filter by size, metro and specialty, and access 34,927 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Income tax attorneys worldwide at a glance

As of Oct 22, 2026
20.9%Verified-email coverage
8.9Average contacts per company
1-10Median size (employees)
2.6%Largest-city concentration · Sao Paulo
Oct 22, 2026Page data refreshed

Companies by employee count

1-10
12,741
11-50
5,007
51-200
644
201-500
77
501-1,000
27
1,001-5,000
10
10001+
8

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 income tax attorneys are linked below.
What qualifies
Company records worldwide whose business descriptions match “income tax attorneys” 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 34,927 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.

Income tax attorneys by location

85 lists · largest first

Every Income tax attorneys 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 “income tax attorneys”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many income tax attorneys are there worldwide?

RevenueBase identified 18,753 company matches for income tax attorneys worldwide 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?

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 income tax attorneys?

The United States leads with 4,741 companies, followed by Germany (2,548) and Brazil (2,146). Every income tax attorneys list by country and city is linked on this page.

Which city has the most income tax attorneys?

Sao Paulo leads with 479 company records, followed by Madrid (151) and Berlin (150).

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 34,927 professional contacts with verified work emails tracked across these 18,753 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.