Company lists · Data refreshed September 2026
Top 25 Accounting software engineering firms based in Germany
RevenueBase identified 117 accounting software engineering firms headquartered in Germany as of September 2026 and tracks 1,458 professional contacts across them, including 744 with verified work emails. Hamburg is the largest hub.
This list covers accounting software engineering 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 accounting software engineering firms based in Germany
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 216 contacts → | ||||
Partial evidence “Diamant Software GmbH & Co.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 2 | 152 contacts → | ||||
Partial evidence “Agenda ist einer der führenden Software-Anbieter für die steuer- und wirtschaftsberatenden Berufe.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 3 | 103 contacts → | ||||
Indirect evidence “ORDAT kennt die relevanten Erfolgsfaktoren in Unternehmensprozessen.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 4 | 102 contacts → | ||||
Partial evidence “Nexontis is an IT solutions and consulting company specializing in providing accounting, profitability, investment, sustainability, and tax solutions designed to help our clients…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 5 | 82 contacts → | ||||
Partial evidence “orgaMAX ist Dein Softwareanbieter für die Herausforderungen im Arbeitsalltag.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 6 | 49 contacts → | ||||
Partial evidence “Die microtech GmbH entwickelt, produziert und vertreibt seit über 30 Jahren ERP-Software.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 7 | 47 contacts → | ||||
Indirect evidence “Durch Technologiebegeisterung, Kreativität und Kundennähe schaffen wir Zukunft.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 8 | 41 contacts → | ||||
Indirect evidence “INSIRE Consulting advises companies on the legal preparation of financial statements and consolidated management reporting.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 9 | 37 contacts → | ||||
Indirect evidence “Bei MeyerPartner haben wir das Ziel, die Art und Weise, wie Beratung geleistet wird, zu revolutionieren.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 10 | 33 contacts → | ||||
Indirect evidence “Seit über 40 Jahren machen wir mit unserem ERP-System FEPA die Unternehmenswelt ein Stück einfacher!” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 11 | 33 contacts → | ||||
Partial evidence “WER sind wir Die SelectLine Software GmbH ist seit 25 Jahren Spezialist für kaufmännische Software.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 12 | 31 contacts → | ||||
Indirect evidence “Phenix GmbH.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 13 | 28 contacts → | ||||
Partial evidence “NOVICON offers the worlds leading business software and financial solutions.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 14 | 17 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 15 | 17 contacts → | ||||
Partial evidence “Wir, die hmd-software AG, sind ein Anbieter im Bereich modularer Software-Komplettlösungen für digitale Unternehmensabläufe und entwickeln einfach anwendbare Softwarelösungen für…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 16 | 16 contacts → | ||||
Partial evidence “The Hamburg-based software company hsp has been in existence since 1991.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 17 | 15 contacts → | ||||
Partial evidence “Wer sein Unternehmen erfolgreich steuern will, nutzt Software von IDL Unternehmensgruppe – insightsoftware.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 18 | 13 contacts → | ||||
Partial evidence “AutoMotive Systems GmbH (AMS) ist ein Anbieter innovativer Softwarelösungen im ERP-Bereich mit Sitz in Hanover.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 19 | 13 contacts → | ||||
Partial evidence “For more than 20 years, we have been experts in the development of industry-specific ERP and CRM software solutions.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 20 | 12 contacts → | ||||
Partial evidence “Die GDI GmbH entwickelt seit ihrer Gründung 1979 am Standort in Landau in der Pfalz kaufmännische Software für mittelständische Unternehmen.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 21 | 11 contacts → | ||||
Indirect evidence “Die nlb bietet Buchführungsprogramme für Landwirtschaft und Gewerbe.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 22 | 11 contacts → | ||||
Partial evidence “Die Groß Business Group GmbH ist spezialisiert auf Beratungs- und Softwarelösungen für Unternehmen.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 23 | 10 contacts → | ||||
Indirect evidence “Die majesty GmbH ist seit 1993 mit der führenden ERP-Branchensoftware Majesty am Markt vertreten.” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 24 | 10 contacts → | ||||
Partial evidence “Software development and consulting company with solid expertise in building complex ERP solutions focused on finance and supply chain domains, as well as in fancy and lightweight…” Source: RevenueBase Database · checked Sep 21, 2026Thanks. The Data Team will review it. | |||||
| 25 | 10 contacts → | ||||
Partial evidence “Seit Firmengründung 1994 haben wir uns schnell zu einem führenden Spezialisten für Softwaresysteme zur integrierten Unternehmensplanung, Unternehmenskonsolidierung, Business…” 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: accounting software engineering 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 accounting software engineering firms.
- Partial evidence
- Its own public description names part of accounting software engineering firms, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name accounting software engineering 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 117 accounting software engineering firms based in Germany
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Accounting software engineering 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 117 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 accounting software engineering 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 “accounting software engineering 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 accounting software engineering 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 accounting software engineering 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, 744 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.
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 accounting software engineering 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 accounting software engineering firms are there based in Germany?
RevenueBase identified 117 accounting software engineering 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?
Diamant Software Gmbh, headquartered in Bielefeld, tops this list with the largest team on record.
Which city has the most accounting software engineering firms?
Hamburg leads with 7 headquartered companies, followed by Berlin (6) and Dusseldorf (3).
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 744 verified decision-maker contacts tracked across these 117 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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