Company lists · Data refreshed September 2026

Top 25 Professional services accounting software companies based in Germany

RevenueBase identified 70 professional services accounting software companies headquartered in Germany as of September 2026 and tracks 566 professional contacts across them, including 313 with verified work emails and 7 with mobile numbers. Hamburg is the largest hub.

This list covers professional services accounting software companies 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 5, 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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 5, 2026 86% judged on-target in blind review
70Companies
566Contacts tracked
313Verified emails
7Mobile numbers
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The 25 largest professional services accounting software companies based in Germany

Ranked by team size
Top 25 of 70 professional services accounting software companies based in Germany, ranked by team size, largest first. Data refreshed Sep 5, 2026. RevenueBase Smart Search rates how each company's information relates to professional services accounting software companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceBielefeld, GermanyHQ checked Sep 5, 2026201-500216 contacts →

Partial evidence

“Diamant Software GmbH & Co.”

Source: RevenueBase Database · checked Sep 5, 2026
2Strong evidenceHamburg, GermanyHQ checked Sep 5, 202651-20048 contacts →

Strong evidence

“Modern software tools for everii business The everii Group is a new international brand for well-known software tools in the field of professional services.”

Source: RevenueBase Database · checked Sep 5, 2026
3Partial evidenceGarching, GermanyHQ checked Sep 5, 202611-5028 contacts →

Partial evidence

“NOVICON offers the worlds leading business software and financial solutions.”

Source: RevenueBase Database · checked Sep 5, 2026
4Indirect evidenceBaunatal, GermanyHQ checked Sep 5, 202651-20022 contacts →

Indirect evidence

“Als modernes und serviceorientiertes Unternehmen setzt Jakob & Sozien neben permanent aktualisierter Fachkompetenz auf gegenseitiges Vertrauen und eine interdisziplinäre Beratung.”

Source: RevenueBase Database · checked Sep 5, 2026
5Indirect evidenceLüdenscheid, GermanyHQ checked Sep 5, 202651-20018 contacts →

Indirect evidence

“Seit der Gründung im Jahr 1973 durch Herrn Dr.”

Source: RevenueBase Database · checked Sep 5, 2026
6Indirect evidenceKöln, GermanyHQ checked Sep 5, 202651-20017 contacts →

Indirect evidence

“Mit gut 60 Mitarbeitern und einer Berufsträger-Quote von rund 33 Prozent bietet Klein + Partner die optimale Größe, sowohl Full-Service in den Bereichen Wirtschaftsprüfung und…”

Source: RevenueBase Database · checked Sep 5, 2026
7Indirect evidenceBerlin, GermanyHQ checked Sep 5, 202611-5014 contacts →

Indirect evidence

“The only accountant you will ever need.”

Source: RevenueBase Database · checked Sep 5, 2026
8Partial evidenceFrankfurt Am Main, GermanyHQ checked Sep 5, 202611-5012 contacts →

Partial evidence

“FastBill provides simplified, smart and beautiful accounting solution for small and medium businesses.”

Source: RevenueBase Database · checked Sep 5, 2026
9Partial evidenceHamburg, GermanyHQ checked Sep 5, 202611-5012 contacts →

Partial evidence

“helloHQ ist die All-in-One Business-Software, die jedem in eurem Unternehmen die Arbeit leichter macht.”

Source: RevenueBase Database · checked Sep 5, 2026
10Indirect evidenceVerden (aller), GermanyHQ checked Sep 5, 202651-20011 contacts →

Indirect evidence

“Die nlb bietet Buchführungsprogramme für Landwirtschaft und Gewerbe.”

Source: RevenueBase Database · checked Sep 5, 2026
11Indirect evidenceMunich, GermanyHQ checked Sep 5, 202611-508 contacts →

Indirect evidence

“Bei SH+C in München leben wir Wirtschaftsprüfung und Steuerberatung mit einem modernen Ansatz – fachlich stark, digital und persönlich.”

Source: RevenueBase Database · checked Sep 5, 2026
12Indirect evidenceBochum, GermanyHQ checked Sep 5, 202611-507 contacts →

Indirect evidence

“Wir sind Wirtschaftsprüfer, Steuerberater und Berater für den Mittelstand an Ruhr und Rhein.”

Source: RevenueBase Database · checked Sep 5, 2026
13Indirect evidenceMeschede, GermanyHQ checked Sep 5, 20261-106 contacts →

Indirect evidence

“Bereits seit 1965 sind wir Ihr kompetenter sowie leistungsstarker Ansprechpartner.”

Source: RevenueBase Database · checked Sep 5, 2026
14Indirect evidenceGiessen, GermanyHQ checked Sep 5, 202611-506 contacts →

Indirect evidence

“Wir denken schnell, aber durchdacht und mit Hand und Fuß.”

Source: RevenueBase Database · checked Sep 5, 2026
15Indirect evidenceWürzburg, GermanyHQ checked Sep 5, 202611-505 contacts →

Indirect evidence

“Steuerberatung, Wirtschaftprüfung, Betriebswirtschaftliche Beratung, Gründungsberatung, Nachfolgeberatung, Rechtsformgestaltung, Finanzbuchhaltung, Lohnbuchhaltung”

Source: RevenueBase Database · checked Sep 5, 2026
16Indirect evidenceKöln, GermanyHQ checked Sep 5, 20261-105 contacts →

Indirect evidence

“Wir sind eine Wirtschaftsprüfungskanzlei mit einem hochmotivierten Team, die gezielt auf die Digitalisierung setzt.”

Source: RevenueBase Database · checked Sep 5, 2026
17Indirect evidenceHamburg, GermanyHQ checked Sep 5, 202611-505 contacts →

Indirect evidence

“Wir von Dr.”

Source: RevenueBase Database · checked Sep 5, 2026
18Indirect evidenceGütersloh, GermanyHQ checked Sep 5, 202611-505 contacts →

Indirect evidence

“Suchen Sie jemanden, der Sie bei anstehenden wirtschaftlichen Herausforderungen begleitet?”

Source: RevenueBase Database · checked Sep 5, 2026
19Indirect evidenceSingen, GermanyHQ checked Sep 5, 202611-504 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 5, 2026
20Indirect evidenceErlenbach, GermanyHQ checked Sep 5, 20261-104 contacts →

Indirect evidence

“Wir bieten Finanzbuchführung, Gehaltsabrechnungen und Steuerberatung für Unternehmen und Unternehmer.”

Source: RevenueBase Database · checked Sep 5, 2026
21Strong evidenceKöln, GermanyHQ checked Sep 5, 20261-104 contacts →

Strong evidence

“Die von der Gedicon GmbH entwickelte Software LAS bietet Lösungen für Professional Service Firms, wie Rechtsanwalts­kanzleien sowie Wirtschaftsprüfungsgesellschaften und…”

Source: RevenueBase Database · checked Sep 5, 2026
22Partial evidenceReinbek, GermanyHQ checked Sep 5, 20261-104 contacts →

Partial evidence

“Die spiritdev Softwareentwicklung GmbH mit Sitz in Reinbek bei Hamburg entwickelt Softwarelösungen und Dienstleistungen für den Mittelstand.”

Source: RevenueBase Database · checked Sep 5, 2026
23Indirect evidenceWiesbaden, GermanyHQ checked Sep 5, 20261-103 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 5, 2026
24Indirect evidenceDüsseldorf, GermanyHQ checked Sep 5, 202611-503 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 5, 2026
25Indirect evidenceBergen, GermanyHQ checked Sep 5, 202611-503 contacts →

Indirect evidence

“Seit 1980 an Ihrer Seite – bereits in zweiter Generation für Sie vor Ort: Mit mehr als 50 Mitarbeitenden in Bergen und Celle bietet Ihnen Grethen + Partner ganzheitliche Beratung…”

Source: RevenueBase Database · checked Sep 5, 2026

Showing 25 of 70 professional services accounting software companies based in Germany

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Professional services accounting software companies based in Germany at a glance

As of Sep 5, 2026
55.3%Verified-email coverage
1.2%Mobile-number coverage
8.1Average contacts per company
1-10Median size (employees)
8.6%Largest-city concentration · Hamburg
Sep 5, 2026Page data refreshed

Companies by employee count

1-10
35
11-50
25
51-200
6
201-500
1

Freshness & accuracy

How recently the business emails on this list were verified

Email last verified

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 professional services accounting software companies, 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 “professional services accounting software companies”. 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 professional services accounting software companies), 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 professional services accounting software companies, 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, 313 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 5, 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.

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 professional services accounting software companies, 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 professional services accounting software companies are there based in Germany?

RevenueBase identified 70 professional services accounting software companies 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?

Diamant Software Gmbh, headquartered in Bielefeld, tops this list with the largest team on record.

Which city has the most professional services accounting software companies?

Hamburg leads with 6 headquartered companies, followed by Berlin (5) and Koln (4).

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 313 verified decision-maker contacts tracked across these 70 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 5, 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.