sproof GmbH:
Press releases and News

sproof GmbH, an Austrian SaaS company, develops and distributes
Software solutions for digital signature processes and identification processes.
Tailor-made for European companies with critical infrastructure.  

Are you interested in an editorial article? We look forward to your inquiry:

Agnieszka Grzybek
+43 (0) 50 42 345
presse@sproof.com

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General information

🗣️ "sproof or sproof GmbH" (company) or "sproof sign, sproof ident etc." (Products) are written in lower case.
🗣️ Please embed the link to the website every time you publish: https://www.sproof.com/

Company: sproof GmbH
Products: sproof sign, sproof ident, sproof widget, sproof fastlane, sproof validate, sproof eID Hub
Product: Web-based cloud solution for digital signature processes and identity verification
Business model: Software as a Service (SaaS)
Founders: Dr. Clemens Brunner (CEO & Co-Founder), Dr. Fabian Knirsch (CEO & Co-Founder), Erich Höpoldseder (Co-Founder)
Foundation: Autumn 2019
Locations: Salzburg & Vienna – Austria

sproof in the press.

  • Raiffeisen Zeitung 14.05.2025: sproof: Successful establishment on the market

    sproof has successfully established itself since 2019 and is growing to become the leading provider of digital signatures in Europe with the support of Raiffeisenbank Salzburg.

    read more
  • Logo-FACTORY

    FACTORY 07.05.2025: Salzburg startup sproof digitizes signature processes

    Since 2019, sproof has enabled companies across Europe to publish contracts, maintenance reports, test trails and compliance documents with legally valid...

    read more
  • brutkasten_logo

    brutkasten 06.05.2025: Salzburg startup Sproof secures development loan

    Sproof digitizes signatures in compliance with the GDPR. Now the startup is receiving fresh capital through a development loan from aws.

    read more
  • logo_raiffeisen_salzburg

    Raiffeisen Salzburg 05.05.2025: sproof on the way to becoming an international company

    sproof conquers the domestic and international market Raiffeisen Salzburg supports by processing development loans.

    read more
  • Wd_F_LEADERSHIP

    LEADERSHIP 05.11.2024: Success – a good mix of team, focus and trust

    A guest article with Andreas Steiner, CSO at sproof.

    read more
  • brutkasten_logo

    incubator 24.10.2024: sproof wins municipality of Mannersdorf as a customer

    sproof was able to win the municipality of Mannersdorf as a customer. From now on, citizens of the city will sign forms and documents digitally.

    read more
  • seebrunner-kreis-logo

    Seebrunner 09.07.2024: Strong solution from Salzburg for Europe

    Supported by the Salzburg University of Applied Sciences and with well-known customers such as Sony and Bank Gutmann, Sproof is growing significantly faster than the market for digital signatures.

    read more
  • Wd_F_LEADERSHIP

    LEADERSHIP 05.11.2024: Success – a good mix of team, focus and trust

    A guest article with Andreas Steiner, CSO at sproof.

    read more
  • Gewinn_Logo

    Profit 11.06.2024
    Andreas Steiner becomes CSO

    sproof expands its management team with Andreas Steiner. He will become the new Chief Sales Officer (CSO).

    read more

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Trust, security and innovation

Founded in 2019 by Dr. Clemens Brunner, Dr. Fabian Knirsch and Erich Höpoldseder, sproof GmbH is a leading European provider of digital solutions for companies, universities and software integrators worldwide. The founders have a doctorate in security and bring many years of experience in data protection, IT security and compliance to the development of the platform.


sproof is a modular cloud platform that provides organizations with flexible solutions for digital signatures, identity verifications, and verified workflows. Operated in compliance with the GDPR and eIDAS on European servers, it supports organizations in making their processes efficient, legally compliant and under full control over data and compliance.

The platform stands for long-term reliability, high scalability, and sustainability. sproof supports companies in the DACH region in their transition to a paperless, resource-saving future – with a clear partner strategy, certified processes, and a focus on organizations with high requirements for scalability, security, and strategic potential.

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