Company lists · Data refreshed September 2026

Top 25 Expat tax law firms based in Vienna, Austria

RevenueBase identified 59 company matches for expat tax law firms associated with Vienna, Austria as of September 2026 and tracks 457 professional contacts across them, including 211 with verified work emails. Across Austria, Vienna is the largest hub for this category.

This list covers company matches for expat tax law firms associated with Vienna, Austria, 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 28, 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 Sep 28, 2026 How this list was built
59Companies
457Contacts tracked
211Verified emails
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The 25 largest expat tax law firms based in Vienna, Austria

Ranked by team size
Top 25 of 59 company matches for expat tax law firms based in Vienna, Austria, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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 matchVienna, AustriaHQ recorded Sep 28, 202651-20059 contacts →

Exact match

“bpv Huegel is regarded as the partner for highly complex matters that require specialised tax and legal knowledge, many years of experience and a practical business sense.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2Exact matchVienna, AustriaHQ recorded Sep 28, 202611-5032 contacts →

Exact match

“Close cooperation.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3Exact matchVienna, AustriaHQ recorded Sep 28, 202651-20028 contacts →

Exact match

“Die HSP Rechtsanwält:innen GmbH zählt zu den führenden international orientierten Rechtsanwaltskanzleien Österreichs mit Sitz in Wien.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4Exact matchVienna, AustriaHQ recorded Sep 28, 202651-20023 contacts →

Exact match

“Langfristige Entsendung, Home Office aus dem Ausland oder tägliches Pendeln über die Grenze: Internationale Mitarbeitereinsätze sind komplex.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5Exact matchVienna, AustriaHQ recorded Sep 28, 202611-5021 contacts →

Exact match

“Unsere Klienten schätzen die persönliche Betreuung, die individuellen Lösungsansätze und unser hohes Engagement.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6Exact matchVienna, AustriaHQ recorded Sep 28, 202651-20020 contacts →

Exact match

“Um unternehmerisch erfolgreich zu sein, braucht es nicht nur eine vielfältig kompetente Steuerberatungskanzlei.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7Exact matchVienna, AustriaHQ recorded Sep 28, 202611-5017 contacts →

Exact match

“Tax.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8Exact matchVienna, AustriaHQ recorded Sep 28, 202611-5014 contacts →

Exact match

“Headway stands for professional services in the areas of tax consulting and business consulting.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9Exact matchVienna, AustriaHQ recorded Sep 28, 202651-20011 contacts →

Exact match

“Ehrliches Interesse an Ihrem Unternehmen, bestausgebildete Mitarbeiterinnen und Mitarbeiter.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10Exact matchVienna, AustriaHQ recorded Sep 28, 20261-1010 contacts →

Exact match

“Anna Holzinger und ihr Team betreuen Sie in allen Steuerangelegenheiten.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11Exact matchVienna, AustriaHQ recorded Sep 28, 202611-5010 contacts →

Exact match

“virteos | Vanas & Partner Steuerberatungsgesellschaft mbH provides services to select national and international clients that meet the highest quality standards.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12Exact matchVienna, AustriaHQ recorded Sep 28, 202611-509 contacts →

Exact match

“Ihr Erfolg ist unser Erfolg.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13Exact matchVienna, AustriaHQ recorded Sep 28, 202611-506 contacts →

Exact match

“We are your partner regarding all financial, tax- and business-related queries.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14Exact matchVienna, AustriaHQ recorded Sep 28, 202611-506 contacts →

Exact match

“cSt causa Steuer- und Unternehmensberatung – Ihre Expert:innen für maßgeschneiderte Lösungen Die cSt causa Steuerberatungs GesmbH ist eine österreichweit tätige Steuer- und…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15Exact matchVienna, AustriaHQ recorded Sep 28, 202611-505 contacts →

Exact match

“Wir haben eine „Vision“ entwickelt, die jeder versteht: Unser Anspruch ist es, unsere Arbeit in einer Qualität zu erledigen, auf die man sich zu 100% verlassen kann.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16Exact matchVienna, AustriaHQ recorded Sep 28, 20261-105 contacts →

Exact match

“Im Jahr 2022 gegründet, repräsentiert unsere Kanzlei, unter der Leitung von Herrn Hon.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17Exact matchVienna, AustriaHQ recorded Sep 28, 20261-105 contacts →

Exact match

“Im Zentrum unserer Tätigkeit steht die korrekte Abwicklung aller steuerlichen Angelegenheiten unserer Kunden.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18Exact matchVienna, AustriaHQ recorded Sep 28, 202611-504 contacts →

Exact match

“Inmitten der pulsierenden Stadt Wien gelegen, vereint die Kanzleigruppe Fortis Unum Expertise und Engagement, um Unternehmen wie auch Privatpersonen eine umfassende Palette an…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19Exact matchVienna, AustriaHQ recorded Sep 28, 20261-104 contacts →

Exact match

“Wir gehören zu den führenden österreichischen Rechtsanwaltskanzleien für Steuerverfahren, Steuerstrafrecht und Managerhaftung.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20Exact matchVienna, AustriaHQ recorded Sep 28, 202611-504 contacts →

Exact match

“Your way to success: Ask & win.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21Exact matchVienna, AustriaHQ recorded Sep 28, 20261-104 contacts →

Exact match

“Die Steuerberatungskanzlei im Herzen Wiens ist mehr als nur der Zufall, dass beide Gründer Lukas heißen.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22Exact matchVienna, AustriaHQ recorded Sep 28, 202611-503 contacts →

Exact match

“The challenges companies face are increasing day by day.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23Exact matchVienna, AustriaHQ recorded Sep 28, 202611-503 contacts →

Exact match

“Unser Unternehmen wurde im Jahr 1970 gegründet und hat sich in den letzten Jahrzehnten zur heutigen BHM Wirtschaftstreuhand Gruppe mit mehreren Standorten in Österreich entwickelt.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24Exact matchVienna, AustriaHQ recorded Sep 28, 202611-503 contacts →

Exact match

“Wir stehen als WIRTSCHAFTSKANZLEI seit fast 25 Jahren unseren Klienten als aktiver Partner in allen wirtschaftlichen Fragen zur Seite.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25Exact matchVienna, AustriaHQ recorded Sep 28, 20261-103 contacts →

Exact match

“Gut beraten durch den Steuerdschungel.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase

Showing 25 of 59 expat tax law firms based in Vienna, Austria

See the full list, filter by size, metro and specialty, and access 211 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Expat tax law firms based in Vienna, Austria at a glance

As of Sep 28, 2026
46.2%Verified-email coverage
7.7Average contacts per company
1-10Median size (employees)
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
29
11-50
20
51-200
9

Email recency for this list is measured across the whole Austria list rather than for Vienna, so it is reported there. Company counts and contact totals on this page are exact for Vienna, over 59 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 Vienna, Austria whose business descriptions match “expat tax law firms” 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 211 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 28, 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 “expat tax law firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many expat tax law firms are there based in Vienna, Austria?

RevenueBase identified 59 company matches for expat tax law firms associated with Vienna, Austria 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?

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

Which city in Austria has the most expat tax law firms?

Vienna leads Austria with 63 company records, followed by Graz (16) and Innsbruck (9).

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 211 professional contacts with verified work emails tracked across these 59 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 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 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.