• Features

    We are a data-science start-up for the accounting industry, which makes accountants better at their most important work. Our self-learning robots enable full automation of accounting data processing, compliance with internal and external regulations as well as improved business insights.

    Increase speed, quality, scale and customer loyalty with our products.

    Automatic bookkeeping

    Abacus.ac is a self-learning, artificial intelligence system that automates the activities of accounting service providers. It adapts itself to the unique bookkeeping requirements of companies, industries, and countries by analyzing the activities of human accountants.

    Shoebox accounting

    Abacus.ac implements “shoebox accounting” by accepting all accounting data in a wide range of structured and unstructured formats: image files, pdf, xml, csv, and more.

    System integration

    Abacus.ac leverages its vast knowledge of accounting to provide complete accounting lines, and transfers these lines into the systems that accountants already use and are familiar with.

  • Team

    Christoph Prieler


    Spent his entire career in the area of finance and accounting. He worked for multinational companies, where he built global accounting centers, consulted companies on accounting activities as part of McKinsey, and also founded his own accounting service provider.



    Dr. Patrick Sagmeister


    Data Science, Software development, project management. Has successfully managed data science and software development teams. Shows responsible for launch of several software products in this area.



  • Job opening!

    Abacus Accounting Technologies, headquartered in Vienna (Austria), is a data science start-up for the accounting industry, which makes accountants better at their most important work. Our self-learning robots enable full automation of accounting data processing, compliance with internal and external regulations as well as improved business insights.


    For our team we are hiring a


    Software developer (m/w)


    As a software developer, you take over a responsible and creative position. As part of an interdisciplinary data science and software team (software developers and data scientists), you realize solutions for professional users working in the accounting industry. You use your software development skills to design and develop web-oriented software architectures, front- and back –ends. Based on your experiences and know-how in software architecture, you actively progress and shape the development of our innovative software products.


    What we look for:

    • At least 3 years hands on experience in software development in industry or open source projects
    • Practical experiences with OOP in Python, Django, relational DBs, CSS, HTML, JavaScript
    • Preferably practical experiences with Angular JS / Angular 2 and Bootstrap frameworks
    • Very good understanding of the current SaaS technologies, computer networks and development practices
    • Practical experiences with source control, remote development, issue tracking, build and test automation
    • Proficient in professional English to engage in deep technical discussions.
    We offer a financially competitive package within a fast paced working environment in either Vienna or Budapest.
    We look forward to receiving your application per E-mail to contact@abacus.ac. For further information , please contact Christoph Prieler @ +43-(0)1-997 41 63


  • Press

    For press inquiries please write to contact@abacus.ac

    Mit einer Artificial Intelligence Software für Accounting-Firmen konnte Abacus die Jury beim 13. Startup-Live Wien von sich überzeugen. Die Accounting Arbeit wird automatisiert und präzisiert.

    Das Wiener Startup Abacus.ac der beiden Gründer Christoph Prieler und Patrick Sagmeister hat sich auf Software fürs Rechnungswesen spezialisiert und soll die Buchhaltung von Firmen automatisieren können.

  • Contact Us

    Drop us a line with questions and inquiries:


Contact information

Abacus Accounting Technologies GmbH 
Pfeilgasse 32/20
1080 Vienna

E-Mail: contact(at)abacus.ac
Tel.: +43-(0)1-997 41 63
Fax: +43-(0)1-997 28 49-10

Legal form: Gesellschaft mit Beschränkter Haftung
Company Registry: Handelsgericht Wien
Company Registry Number: FB-Nr.: 466381f im Handelsgericht Wien
UID-Number: ATU 72048768

Abacus Accounting Technologies GmbH is member of the Austrian Chamber of Commerce in accordance with the respective legal provisions. Memberships in the various bodies of the Chamber of Commerce are listed under the link Firmen A-Z on the official website found at http://wko.at.

Legal information

Please note the following legal provisions regarding this site: This web site may contain references to property rights and information on copyrights, the compliance of which is mandatory. This shall particularly apply to logos, images, sound files and videos. Downloading, printing and storing files from this web site is permitted for exclusively private use. Any other application shall be subject to the express permission of Abacus Accounting Technologies GmbH. Abacus Accounting Technologies GmbH shall assume no liability for data loss or other technical impingements that arise from downloading data from this web site. Abacus Accounting Technologies GmbH shall assume no liability for the content of any Internet sites linked to the content of this web site.

Other informations

Informations regarding Mediengesetz MEG § 25

Eingetragener Gegenstand: Erbringung von Beratungsdienstleistungen zur Prozessoptimierung mittels automationsunterstützter Datenverarbeitung und Erstellung und Vertrieb von Software zur Prozesssteuerung und zur automationsunterstützten Datenverarbeitung.
Managing Director and Associate: Dipl.-Ing. oec. Ulrich Tröller
Liability for Links
We are not responsible for any contents linked or referred to from these pages – unless we have full knowledge of illegal contents and would be able to prevent the visitors of our site from viewing those pages. If any damage occurs by the use of information presented there, only the author of the respective pages might be liable, not the one who has linked to these pages. Furthermorewe are not liable for any postings or messages published by users of discussion boards, guestbooks or mailinglists provided on this page.