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Septeo acquires its German counterpart

Published on
19/2/2026
Amended on
2/8/2026
0
minute(s)
Odyssey 2022
Huges Galambrun and the CEO of stp.one
As the French leader in software for the legal, real estate, and IT sectors, Septeo now serves more than 200,000 users across Europe. Based in Occitanie and backed by the Vintage FPCI Altaroc Odyssey fund, the French unicorn has just acquired stp.one, its German counterpart.
By
Antoine Orsoni
Antoine Orsoni
Septeo acquires its German counterpart
This article has been automatically translated. Please excuse any inaccuracies or translation errors.
Dieser Artikel wurde automatisch übersetzt. Bitte entschuldigen Sie etwaige Ungenauigkeiten oder Übersetzungsfehler.
This article has been automatically translated. We apologize per inaccuracies or translation errors.

LegalTech: Septeo Acquires German Firm stp.one to Create a Sovereign Software Giant in Europe

Fnac Darty, EDF, Foncia, Wonderbox, and Century21: these are just some of the major players in the economy that have chosen Septeo’s solutions to optimize their productivity, manage massive volumes of sensitive documents, or handle complex accounting files. Already an undisputed leader in its domestic market, the French software publisher has reached a historic milestone by announcing the acquisition of its German counterpart, stp.one.

This major strategic move brings Septeo’s total workforce to 3,600 employees. True to its culture of innovation, the group will dedicate one-third (1/3) of its teams exclusively to research and development (R&D). This is an essential industrial driver for maintaining its technological edge in the highly competitive B2B software market.

“The acquisition of stp.one is a major strategic catalyst for Septeo. It enables us to scale up our operations and is in line with our firm conviction: to foster the emergence of an independent European LegalTech leader that ensures technological sovereignty in the legal professions, which are essential to the democracies of our continent,” said Hugues Galambrun, CEO of Septeo.

The Financial Details Behind the Deal

Although the exact amount of the transaction remains confidential, this acquisition ranks as one of the largest consolidation deals in theenterprise software sector in continental Europe.

Conducted in partnership with leading investment funds, this acquisition demonstrates Septeo’s financial strength. By incorporating stp.one’s operational profitability, the French group secures a massive volume of annual recurring revenue (ARR) from SaaS subscriptions with thousands of new law firms and legal departments in Germany.

Technological Synergies and Process Automation

The stp.one platform has established itself as the go-to partner for accounting firms, law firms, and insolvency administrators in Germany. It excels at optimizing and automating complex business processes, including automated billing, electronic document management (EDM), andworkflow management.

The merger of the two application portfolios will generate immediate technological synergies:

  • Shared Artificial Intelligence: The algorithms for document analysis and administrative task automation developed by Septeo’s R&D teams will be integrated into the German software suite, significantly increasing the value users perceive.
  • Sovereignty and the European Cloud: By unifying their infrastructures, the two software providers offer a credible and sovereign alternative to the American tech giants. Highly sensitive data from the legal sector thus remains hosted and processed within European cloud infrastructures, in full compliance with the GDPR.

The LegalTech Showdown: Septeo Takes on Its European Rivals

Traditionally, the European legal software market has remained highly fragmented, with each country having its own local software providers due to the specific nature of its national laws. By pursuing this cross-border acquisition strategy, Septeo is shaking up the established players (such as Wolters Kluwer and traditional legal publishers with roots in the print industry).  

Septeo's strategy is based on "verticalization": designing business tools so well-suited to each country's regulatory requirements that they become indispensable in day-to-day operations, ensuring achurn rate close to zero.

This drive to scale up and build a continental industrial giant has garnered significant political support, starting with the backing of former Minister of the Economy Roland Lescure:

“I am delighted to see one of our rising stars strengthen its leadership in a strategic market; this acquisition demonstrates the power of our ecosystem. Yes, we know how to expand, innovate, and protect our technological sovereignty. It is also further proof that France and Europe can work together to build the giants of tomorrow.”

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