The authors of »Financial Accounting with SAP S/4HANA: Business User Guide«

Jonas Tritschler

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Jonas Tritschler is a managing director at an IT consulting firm. As a certified accountant and holder of a PhD in accounting, he trains CPAs in SAP for performing financial audits and internal control tests over the preparation of financial statements. In 2020, he became a professor of accounting at the University of Victoria, Berlin.
Jonas is responsible for the audit and evaluation of IT systems and applications, and ensures the security and compliance of applications, especially in the sensitive areas of accounting and finance. In this role, he benefits from his experience as an SAP user, which he gained over many years as interim manager and CFO.

Stefan Walz

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Stefan Walz is chief business process achitect for SAP S/4HANA financials at SAP. He has more than 30 years of SAP financials experience through his work in consulting and financials development. He is co-inventor of the Universal Journal-based management accounting and event-based revenue recognition. Today, Stefan is responsible for the process integration of customer projects, service management, and sales into SAP S/4HANA financial accounting.

Reinhard Rupp

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Reinhard Rupp is a professor of controlling, finance, and accounting. With many years of experience as an auditor and 18 years of experience as a top executive/CFO in various companies, including responsibility for IT/SAP systems, he has a profound understanding of the practical requirements and an eye for the strategic possibilities of the new architecture.

Nertila Mucka

Photo of Nertila Mucka
Nertila Mucka is a senior IT auditor at ING, holding a master’s degree in information technology and finance and accounting systems. She has six years of experience in reviewing accounting and ERP systems, especially finance and Basis components in SAP for compliance and security purposes. She is a co-teacher for SAP for certified accountants in Germany, and develops automated tools for reviewing settings for the SAP S/4HANA environment.
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Current titles

  • Cover of Controlling with SAP S/4HANA: Business User Guide

    Controlling with SAP S/4HANA: Business User Guide

    Janet Salmon, Stefan Walz

    593 pages, hardcover

    SAP S/4HANA brings change to your routine controlling activities. Perform your key tasks in the new environment with this user guide! Get click-by-click instructions for your daily and monthly overhead controlling tasks, and then dive deeper into processes such as More about the book

    from $74.99


    E-book | Print edition | Bundle
    • Get step-by-step instructions for your core controlling tasks in SAP S/4HANA
    • Assess overhead, manufacturing, sales, project, and investment costs
    • Streamline your operations with both the new and classic user interfaces
  • Cover of Introducing Event-Based Revenue Recognition (EBRR) with SAP S/4HANA

    Introducing Event-Based Revenue Recognition (EBRR) with SAP S/4HANA

    Gabriele Hoffmann, Stefan Walz, Volkmar Zahn

    121 pages

    The future of revenue recognition is EBRR—see what’s available now in SAP S/4HANA! Explore the new finance architecture and see how event-based revenue recognition fits in, including how it aids compliance with financial standards like IFRS 15. Then walk through More about the book



    • See how SAP S/4HANA supports fixed price, time and expense, periodic service, and usage-based billing
    • Walk through revenue recognition for projects, sales from stock, and services with EBRR
    • Discover new universal accounting logic and SAP Fiori apps
  • Cover of Account Determination in SAP S/4HANA

    Account Determination in SAP S/4HANA
    Business Processes and Configuration

    Abdullah Galal, Jonas Tritschler

    335 pages, hardcover

    Ready to streamline your SAP S/4HANA Finance system? Learn how to determine accounts for your core business areas, including materials management, sales and distribution, accounts receivable and payable, cash and banking, and fixed assets. Follow step-by-step instructions to configure automatic More about the book

    approx. $84.99

    Pre-order now
    Available on 04/25/2024

    E-book | Print edition | Bundle
    • Explore the core business processes that impact accounting in SAP S/4HANA
    • Configure account determination in purchasing, sales, accounts receivable and payable, and more
    • Leverage automatic account determination to improve efficiency for your organization