Company lists · Data refreshed September 2026

Top 25 Client accounting services software companies based in Germany

RevenueBase identified 56 client accounting services software companies headquartered in Germany as of September 2026 and tracks 792 professional contacts across them, including 498 with verified work emails. Berlin is the largest hub.

This list covers client accounting services 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 27, 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 27, 2026 86% judged on-target in blind review
56Companies
792Contacts tracked
498Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest client accounting services software companies based in Germany

Ranked by team size
Top 25 of 56 client accounting services software companies based in Germany, ranked by team size, largest first. Data refreshed Sep 27, 2026. RevenueBase Smart Search rates how each company's information relates to client accounting services 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
1Indirect evidenceOffenburg, GermanyHQ checked Sep 27, 2026201-500220 contacts →

Indirect evidence

“Buchhaltung muss kein Rätsel sein.”

Source: RevenueBase Database · checked Sep 27, 2026
2Partial evidenceBielefeld, GermanyHQ checked Sep 27, 2026201-500216 contacts →

Partial evidence

“Diamant Software GmbH & Co.”

Source: RevenueBase Database · checked Sep 27, 2026
3Partial evidenceRosenheim, GermanyHQ checked Sep 27, 2026201-500152 contacts →

Partial evidence

“Agenda ist einer der führenden Software-Anbieter für die steuer- und wirtschaftsberatenden Berufe.”

Source: RevenueBase Database · checked Sep 27, 2026
4Partial evidenceGarching, GermanyHQ checked Sep 27, 202611-5028 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 27, 2026
5Indirect evidenceBerlin, GermanyHQ checked Sep 27, 202611-5014 contacts →

Indirect evidence

“The only accountant you will ever need.”

Source: RevenueBase Database · checked Sep 27, 2026
6Partial evidenceFrankfurt Am Main, GermanyHQ checked Sep 27, 202611-5012 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 27, 2026
7Indirect evidenceVerden (aller), GermanyHQ checked Sep 27, 202651-20011 contacts →

Indirect evidence

“Die nlb bietet Buchführungsprogramme für Landwirtschaft und Gewerbe.”

Source: RevenueBase Database · checked Sep 27, 2026
8Indirect evidenceKöln, GermanyHQ checked Sep 27, 202611-5010 contacts →

Indirect evidence

“milia.io ist die All-in-one Lösung für die Steuerkanzlei der Zukunft.”

Source: RevenueBase Database · checked Sep 27, 2026
9Indirect evidenceKaltenkirchen, GermanyHQ checked Sep 27, 20261-1010 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 27, 2026
10Indirect evidenceKiel, GermanyHQ checked Sep 27, 202611-509 contacts →

Indirect evidence

“DATEV-Steuerberater aufgepasst: buchhalter.pro ist die logische Konsequenz für deine Kanzlei!”

Source: RevenueBase Database · checked Sep 27, 2026
11Partial evidenceDüsseldorf, GermanyHQ checked Sep 27, 202611-508 contacts →

Partial evidence

“We're in the business of simplifying your accounting journey.”

Source: RevenueBase Database · checked Sep 27, 2026
12Indirect evidenceFürth, GermanyHQ checked Sep 27, 202611-506 contacts →

Indirect evidence

“Automatisierung, die ihren Namen auch verdient.”

Source: RevenueBase Database · checked Sep 27, 2026
13Indirect evidenceRheinau, GermanyHQ checked Sep 27, 202611-505 contacts →

Indirect evidence

“Wir - die Soll & Haben aus Rheinau - sind seit einigen Jahren kaufmännischer Partner vieler mittelständischer Unternehmen.”

Source: RevenueBase Database · checked Sep 27, 2026
14Indirect evidenceSingen, GermanyHQ checked Sep 27, 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 27, 2026
15Indirect evidenceWiesbaden, GermanyHQ checked Sep 27, 20261-103 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 27, 2026
16Indirect evidenceDüsseldorf, GermanyHQ checked Sep 27, 202611-503 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 27, 2026
17Indirect evidenceBad Salzungen, GermanyHQ checked Sep 27, 20261-102 contacts →

Indirect evidence

“Mit Unterstütung unseres Servicepartners der Datev eG bieten wir Ihnen die professionelle Einführung von Datev-Unternehmen Online an.”

Source: RevenueBase Database · checked Sep 27, 2026
18Partial evidenceBiebergemünd, GermanyHQ checked Sep 27, 20261-102 contacts →

Partial evidence

“Buvice UG is an accounting company based out of 8 Am Wiesengrund, Biebergemünd, Germany.”

Source: RevenueBase Database · checked Sep 27, 2026
19Indirect evidenceMünchen, GermanyHQ checked Sep 27, 202611-502 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 27, 2026
20Partial evidenceOsnabrück, GermanyHQ checked Sep 27, 202611-502 contacts →

Partial evidence

“Wir entwickeln als DATEV-Entwicklungspartner gemeinsam mit unseren Kunden Software für wirtschaftsberatende Kanzleien.”

Source: RevenueBase Database · checked Sep 27, 2026
21Indirect evidenceBerlin, GermanyHQ checked Sep 27, 202651-2001 contacts →

Indirect evidence

“Billomat - Buchhaltung, die Spaß macht!”

Source: RevenueBase Database · checked Sep 27, 2026
22Indirect evidenceMinden, GermanyHQ checked Sep 27, 202611-501 contacts →

Indirect evidence

“Buchhaltungsbüros gibt es viele, uns gibt es nur einmal.”

Source: RevenueBase Database · checked Sep 27, 2026
23Indirect evidenceDortmund, GermanyHQ checked Sep 27, 202611-501 contacts →

Indirect evidence

“Kraft & Meister Steuerberatungsgesellschaft mbH is a company based out of Dortmund, Germany.”

Source: RevenueBase Database · checked Sep 27, 2026
24Indirect evidenceTarp, GermanyHQ checked Sep 27, 20261-101 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 27, 2026
25Indirect evidenceMünster, GermanyHQ checked Sep 27, 20261-101 contacts →

Indirect evidence

“Buchführung macht Spaß!”

Source: RevenueBase Database · checked Sep 27, 2026

Showing 25 of 56 client accounting services software companies based in Germany

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 498 reachable decision-makers.

Free signup · no credit card

View the full list →

Client accounting services software companies based in Germany at a glance

As of Sep 27, 2026
62.9%Verified-email coverage
14.1Average contacts per company
11-50Median size (employees)
17.9%Largest-city concentration · Berlin
Sep 27, 2026Page data refreshed

Companies by employee count

1-10
26
11-50
22
51-200
3
201-500
3

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 56 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 client accounting services 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 “client accounting services 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 client accounting services 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 client accounting services 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, 498 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 27, 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 client accounting services 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 client accounting services software companies are there based in Germany?

RevenueBase identified 56 client accounting services 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?

Sevdesk, headquartered in Offenburg, tops this list with the largest team on record.

Which city has the most client accounting services software companies?

Berlin leads with 10 headquartered companies, followed by Dusseldorf (3) and Dortmund (2).

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 498 verified decision-maker contacts tracked across these 56 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 27, 2026.

Ready to reach these companies? Verified emails and direct dials for all 56 client accounting services software companies based in Germany. Start with a free account, no credit card.

Download this list →

Related lists

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.