Company lists · Data refreshed September 2026

Top 8 Tax advisory services companies based in Mainz, Germany

RevenueBase identified 25 company matches for tax advisory services companies associated with Mainz, Germany as of September 2026 and tracks 58 professional contacts across them, including 13 with verified work emails. Across Germany, Berlin is the largest hub for this category (264 companies); Mainz has 25.

This list covers company matches for tax advisory services companies associated with Mainz, Germany, 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 22, 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 22, 2026 How this list was built
25Companies
58Contacts tracked
13Verified emails
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The 8 largest tax advisory services companies based in Mainz, Germany

Ranked by team size
Top 8 of 25 company matches for tax advisory services companies based in Mainz, Germany, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 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 matchMainz, GermanyHQ recorded Sep 22, 202611-505 contacts →

Exact match

“Wir sind eine mittelständische Steuerberatungsgesellschaft im Rhein-Main-Gebiet.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
2Exact matchMainz, GermanyHQ recorded Sep 22, 202611-504 contacts →

Exact match

“s:gs Steuerberater – kompetente Steuerberatung für Unternehmen, Vereine und Privatpersonen.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
3Exact matchMainz, GermanyHQ recorded Sep 22, 202611-503 contacts →

Exact match

“Die praktische Erfahrung, langjährigen Netzwerke und die fundierte Ausbildung unseres Teams nutzen wir, um unsere in- und ausländischen Mandanten aus Industrie und Handel, der…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
4Exact matchMainz, GermanyHQ recorded Sep 22, 202611-503 contacts →

Exact match

“Munck, Schmitt & Partner is a company based out of GÖTTELMANNSTR.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
5Exact matchMainz, GermanyHQ recorded Sep 22, 20261-103 contacts →

Exact match

“Steuerberatungsgesellschaft”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
6Exact matchMainz, GermanyHQ recorded Sep 22, 202611-502 contacts →

Exact match

“Die Kanzlei Delta Audit berät den Mittelstand: innovativ, engagiert und qualitätsgesichert.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
7Exact matchMainz, GermanyHQ recorded Sep 22, 202611-501 contacts →

Exact match

“Kreatives Arbeiten und Steuerberatung?”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
8Exact matchMainz, GermanyHQ recorded Sep 22, 202611-501 contacts →

Exact match

“Sind Sie auf der Suche nach kompetenter Steuerberatung; auch mit Blick in die Zukunft?”

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

Showing 8 of 25 tax advisory services companies based in Mainz, Germany

See the full list, filter by size, metro and specialty, and access 13 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Tax advisory services companies based in Mainz, Germany at a glance

As of Sep 22, 2026
22.4%Verified-email coverage
2.3Average contacts per company
11-50Median size (employees)
Sep 22, 2026Page data refreshed

Companies by employee count

1-10
11
11-50
12

Email recency for this list is measured across the whole Germany list rather than for Mainz, so it is reported there. Company counts and contact totals on this page are exact for Mainz, over 25 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 Mainz, Germany whose business descriptions match “tax advisory services 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 13 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 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.

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 advisory services companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many tax advisory services companies are there based in Mainz, Germany?

RevenueBase identified 25 company matches for tax advisory services companies associated with Mainz, Germany 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?

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

Which city in Germany has the most tax advisory services companies?

Berlin leads Germany with 264 company records, followed by Munich (234) and Hamburg (198). Mainz has 25.

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 13 professional contacts with verified work emails tracked across these 25 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 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.