Company lists · Data refreshed September 2026

Top 25 Tax compliance outsourcing companies based in Austria

RevenueBase identified 59 company matches for tax compliance outsourcing companies associated with Austria as of September 2026 and tracks 177 professional contacts across them, including 64 with verified work emails. Vienna is the largest hub.

This list covers company matches for tax compliance outsourcing companies associated with 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 29, 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 29, 2026 How this list was built
59Companies
177Contacts tracked
64Verified emails
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The 25 largest tax compliance outsourcing companies based in Austria

Ranked by team size
Top 25 of 59 company matches for tax compliance outsourcing companies based in Austria, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 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 29, 202611-5012 contacts →

Exact match

“Die NWT betreut Kund:innen unterschiedlichster Branchen seit 2012 in allen steuerrechtlichen Fragen.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
2Exact matchDeutschlandsberg, AustriaHQ recorded Sep 29, 202611-5010 contacts →

Exact match

“Wir begleiten unsere Klienten vom Ein-Personen-Unternehmen bis zur prüfungspflichtigen Kapitalgesellschaft in den Bereichen, Buchhaltung, Lohnverrechnung, Steuerberatung und…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3Exact matchKitzbühel, AustriaHQ recorded Sep 29, 202611-5010 contacts →

Exact match

“Das Expertenteam von Obermoser + Partner unterstützt dich bei der Erreichung deiner wirtschaftlichen Ziele.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
4Exact matchVienna, AustriaHQ recorded Sep 29, 202611-509 contacts →

Exact match

“Ihr Erfolg ist unser Erfolg.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5Exact matchVienna, AustriaHQ recorded Sep 29, 202611-506 contacts →

Exact match

“Ihr Erfolg ist unser gemeinsames Ziel!”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6Exact matchBirkfeld, AustriaHQ recorded Sep 29, 202611-506 contacts →

Exact match

“Wir sind Ihr Ansprechpartner in Fragen Steuer, Personalverrechnung, Buchhaltung und gesamtwirtschaftliche Beratung.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
7Exact matchGraz, AustriaHQ recorded Sep 29, 202611-506 contacts →

Exact match

“Sure, we - just like other tax consulting firms - are primarily concerned with numbers, facts and deadlines.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8Exact matchVienna, AustriaHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
9Exact matchVienna, AustriaHQ recorded Sep 29, 20261-105 contacts →

Exact match

“Wir verstehen steuerliche Beratung als individuelle persönliche Dienstleistung, egal ob es ihre eigene Einkommensteuererklärung, Buchhaltung, Lohnverrechnung oder den…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10Exact matchSchwaz, AustriaHQ recorded Sep 29, 202611-505 contacts →

Exact match

“Geisler & Hirschberger Steuerberatungs GmbH ist Ihre innovative Steuerberatungskanzlei in Schwaz in Tirol.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11Exact matchKlagenfurt Am Wörthersee, AustriaHQ recorded Sep 29, 202611-503 contacts →

Exact match

“Wir sind ein Steuerberatungsunternehmen mit langjähriger Erfahrung und bieten allumfassende Beratung im steuerlichen und betriebswirtschaftlichen Bereich.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12Exact matchVienna, AustriaHQ recorded Sep 29, 20261-103 contacts →

Exact match

“Gut beraten durch den Steuerdschungel.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13Exact matchVienna, AustriaHQ recorded Sep 29, 20261-103 contacts →

Exact match

“Steuerberatung in 1080 Wien - Steuererklärungen, Rechnungswesen, Personalverrechnung, Gründungsberatung, Rechtsformwahl, Betriebswirtschaftliche Beratung”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14Exact matchMils, AustriaHQ recorded Sep 29, 20261-103 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15Exact matchHohenruppersdorf, AustriaHQ recorded Sep 29, 20261-103 contacts →

Exact match

“Steuerberatung ist eine komplexe Sache, und genau diese Komplexität schätzen und lieben wir.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16Exact matchLinz, AustriaHQ recorded Sep 29, 202611-502 contacts →

Exact match

“Willkommen bei Einfach Gattringer, wo steuerliche Herausforderungen nicht nur Zahlen sind, sondern Geschichten erzählen.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17Exact matchOberwart, AustriaHQ recorded Sep 29, 20261-102 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18Exact matchVienna, AustriaHQ recorded Sep 29, 20261-102 contacts →

Exact match

“THOMASER & ROTH Steuerberatungs GmbH & Co KG, Beckmanngasse 6, 1140 Wien, Österreich, Telefon +43 1 894 21 96, Fax +43 1 894 03 62”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19Exact matchVienna, AustriaHQ recorded Sep 29, 20261-102 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20Exact matchKlaus, AustriaHQ recorded Sep 29, 20261-102 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21Exact matchGraz, AustriaHQ recorded Sep 29, 20261-102 contacts →

Exact match

“Eine professionelle und kompetente Steuerberatung unserer Klient ist uns sehr wichtig.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22Exact matchEferding, AustriaHQ recorded Sep 29, 202611-501 contacts →

Exact match

“STEUERBERATUNG Unsere Leistungen umfassen: • Personalverrechnung und Beratung bei Arbeitsrechtsfragen • Buchhaltung, Jahresabschluß und Controlling • Steuerplanung von Unternehmen…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23Exact matchSchwarzach, AustriaHQ recorded Sep 29, 202611-501 contacts →

Exact match

“Steuerberatung - Unternehmensberatung - Personalverrechnung - Buchhaltung - Bilanzierung.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
24Exact matchTulln An Der Donau, AustriaHQ recorded Sep 29, 20261-101 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
25Exact matchKlosterneuburg, AustriaHQ recorded Sep 29, 20261-101 contacts →

Exact match

“Wir sind Ihre kompetente Steuerberatung in Klosterneuburg, spezialisiert auf steuerliche Beratung für Unternehmen, Freiberufler und Privatpersonen.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase

Showing 25 of 59 tax compliance outsourcing companies based in Austria

See the full list, filter by size, metro and specialty, and access 64 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Tax compliance outsourcing companies based in Austria at a glance

As of Sep 29, 2026
36.2%Verified-email coverage
3.0Average contacts per company
1-10Median size (employees)
32.2%Largest-city concentration · Vienna
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
33
11-50
24
51-200
1

Email recency for this list is measured worldwide rather than for Austria, so it is reported there. Company counts and contact totals on this page are exact for Austria, 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 Austria whose business descriptions match “tax compliance outsourcing companies” 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 64 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 29, 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 “tax compliance outsourcing companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many tax compliance outsourcing companies are there based in Austria?

RevenueBase identified 59 company matches for tax compliance outsourcing companies associated with 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?

NWT Wirtschaftsprüfung & Steuerberatung Gmbh tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most tax compliance outsourcing companies?

Vienna leads with 19 company records, followed by Graz (4) and Klagenfurt (2).

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 64 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 29, 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.