We take you higher!


About us

Our team has many years of experience in auditing as well as tax accounting and business consulting.

Please do not hesitate to contact us. We are looking forward to hearing from you.

Stephan Schlager

Motto (Philip Rosenthal):
„If you stop getting better, you stop being good.“

  • born in Linz, Austria
  • business degree from Johannes Kepler University Linz
  • managing partner and central point of reference at Prof. Dr. Josef Schlager Wirtschaftstreuhand GmbH, Schlager Wirtschaftsprüfung GmbH, UHY Schlager Wirtschaftsprüfung und Steuerberatung GmbH and UHY-Tax Wirtschaftstreuhand GmbH
  • court-certified expert
  • UHY-Contact Partner for Austria
  • author of many publications in the fields of accounting and tax law
  • lecturer at Johannes-Kepler-Universität Linz
  • married to Juliane Schlager-Haider
  • father of two sons

Dr. Juliane Schlager-Haider

Motto (Mark Twain):
The secret of getting ahead is getting started.“

  • born in Leonberg, Germany
  • business degree and law degree from Johannes Kepler University Linz
  • formerly assistant to the Institute of Tax Law at University of Graz
  • formerly assistant to the Institute of Financial Accounting and Auditing at Johannes Kepler University
  • author of several publications in the fields of tax law and accounting 
  • married to Stephan Schlager
  • mother of two sons

Amanda Kostic

Motto (Jim Rohn):
„You don't get paid by the hour. You get paid for the value you bring to the hour.“

  • born in Velika Kladusa, Bosnia-Herzegowina
  • business degree from Johannes Kepler University Linz
  • many years of experience in auditing and audit management
  • high level of expertise and experience in auditing individual and consolidated financial statements
  • married

UHY International

UHY Schlager WP und StB GmbH is a member of Urbach Hacker Young International Limited, a UK company, and forms part of the international UHY network of legally independent accounting and consulting firms. UHY is the brand name for the UHY international network. The services described herein are provided by the Firm and not by UHY or any other member firm of UHY. Neither UHY nor any member of UHY has any liability for services provided by other members.