Company lists · Data refreshed September 2026
Top 25 Outsource accounting firms based in Germany
RevenueBase identified 192 outsource accounting firms headquartered in Germany as of September 2026 and tracks 386 professional contacts across them, including 87 with verified work emails. Berlin is the largest hub.
This list covers outsource accounting firms headquartered in Germany, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 21, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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.
The 25 largest outsource accounting firms based in Germany
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 14 contacts → | ||||
Indirect evidence “The only accountant you will ever need.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 2 | 10 contacts → | ||||
Indirect evidence “Das Konzept von SK-Office spricht Sie als Unternehmer an.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 3 | 8 contacts → | ||||
Partial evidence “Die Kell Outsourcing GmbH mit Sitz in Wiesbaden bietet mittelständischen Unternehmen die Auslagerung des Rechnungswesens an.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 4 | 8 contacts → | ||||
Partial evidence “We're in the business of simplifying your accounting journey.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 5 | 5 contacts → | ||||
Indirect evidence “Wir sind eine Wirtschaftsprüfungskanzlei mit einem hochmotivierten Team, die gezielt auf die Digitalisierung setzt.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 6 | 5 contacts → | ||||
Indirect evidence “Stellen Sie sich vor, Sie hätten mehr Zeit für Ihr Kerngeschäft und könnten sich auf das konzentrieren, was Sie und Ihr Unternehmen wirklich voranbringt.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 7 | 5 contacts → | ||||
Indirect evidence “Wir - die Soll & Haben aus Rheinau - sind seit einigen Jahren kaufmännischer Partner vieler mittelständischer Unternehmen.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 8 | 5 contacts → | ||||
Indirect evidence “Wir sind ein Finanzdienstleistungs-/Buchhaltungsunternehmen mit 10 - 12 Mitarbeiter, das seit vielen Jahren sehr erfolgreich, von München aus europaweit tätig ist.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 9 | 5 contacts → | ||||
Indirect evidence “Konzentrieren Sie sich auf Ihr Kerngeschäft und Ihre unternehmerischen Ideen und Zahlenperfektion® liefert- Buchhaltung, Controlling und Beratung für den Mittelstand, Startups und…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 10 | 4 contacts → | ||||
Indirect evidence “Was wir für Sie tun: Unsere umfangreichen Dienstleistungen reichen von einer umfassenden Finanzbuchführung und Lohnabrechnung inklusive Belegaustausch bis hin zu Beratungen in…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 11 | 4 contacts → | ||||
Indirect evidence “FPA Services - Ihr Experte für digitale Buchhaltung und systemunabhängige Entgeltabrechnung Als Ihr zuverlässiger Partner stehen wir, FPA Services GmbH, Ihnen mit umfassender…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 12 | 4 contacts → | ||||
Indirect evidence “I make sure that my clients, small and medium-sized businesses, understand their numbers and achieve their operational and financial goals.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 13 | 4 contacts → | ||||
Indirect evidence “Wir bieten Finanzbuchführung, Gehaltsabrechnungen und Steuerberatung für Unternehmen und Unternehmer.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 14 | 4 contacts → | ||||
Indirect evidence “SPIELMANN - Dein Spezialist für die Steuerberatung im E-Commerce Digital.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 15 | 3 contacts → | ||||
Indirect evidence “Als moderner Dienstleister im Bereich Lohn- und Finanzbuchhaltung betreuen wir seit vielen Jahren Handwerksbetriebe, Handelsunternehmen, Freiberufler und andere Betriebe.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 16 | 3 contacts → | ||||
Indirect evidence “Suchen Sie nach einer zuverlässigen Lösung für Ihre Buchhaltung?” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 17 | 3 contacts → | ||||
Indirect evidence “Finanzbuchführung, Lohnbuchführung, Jahresabschlüsse, Steuererklärungen, betriebswirtschaftliche Beratungen, Existenzgründung uvm.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 18 | 3 contacts → | ||||
Indirect evidence “Profit Trolls is the virtual financial department for startups and SME's.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 19 | 2 contacts → | ||||
Indirect evidence “Wir sind eine expandierende Wirtschaftsprüfungs- und Steuerberatungsgesellschaft im Münchner Westen.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 20 | 2 contacts → | ||||
Indirect evidence “Nestor Services – Ihr Lohn- und Buchhaltungsservice Wir sind ein Familienunternehmen in zweiter Generation und unterstützen seit mehr als 25 Jahren kleine sowie mittelständische…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 21 | 2 contacts → | ||||
Partial evidence “Buvice UG is an accounting company based out of 8 Am Wiesengrund, Biebergemünd, Germany.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 22 | 2 contacts → | ||||
Indirect evidence “External bookkeeping and payroll services for small and medium-sized businesses – digital, structured and precise on DATEV basis.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 23 | 2 contacts → | ||||
Indirect evidence “Ein modern gedachter und geführter Buchhaltungsdienstleister mit Sitz in Garmisch-Partenkirchen, Bayern, der größten Wert auf eine positive Arbeitsatmosphäre legt und immer ein…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 24 | 2 contacts → | ||||
Indirect evidence “Die sorgt als erfahrene Steuerkanzlei für papierfreie, zeiteffiziente, sichere und vor allem transparente Prozesse rund um alle Buchhaltungs- und Steuerthemen, so dass vor allem…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 25 | 2 contacts → | ||||
Indirect evidence “Wir sind eine moderne und digital arbeitende Steuerkanzlei mit Sitz in Lienen im schönen Münsterland.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: outsource accounting firms. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names outsource accounting firms.
- Partial evidence
- Its own public description names part of outsource accounting firms, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name outsource accounting firms. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 192 outsource accounting firms based in Germany
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Outsource accounting firms based in Germany at a glance
As of Sep 21, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for Germany, so it is reported there. Company counts and contact totals on this page are exact for Germany, over 192 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among outsource accounting firms, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in Germany whose own description of what they do matches “outsource accounting firms”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names outsource accounting firms), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among outsource accounting firms, and records with no verified work email. Companies headquartered outside Germany are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 87 across the full list. 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 21, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Outsource accounting firms by metro
- Outsource accounting firms in Berlin32
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names outsource accounting firms, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many outsource accounting firms are there based in Germany?
RevenueBase identified 192 outsource accounting firms headquartered in Germany as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Mika AI, headquartered in Berlin, tops this list with the largest team on record.
Which city has the most outsource accounting firms?
Berlin leads with 32 headquartered companies, followed by Hamburg (13) and Munchen (5).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 87 verified decision-maker contacts tracked across these 192 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 21, 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 Smart Search, 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.
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