Executive Board

Hannes Niederhauser

Hannes Niederhauser | CEO

Hannes Niederhauser started his S&T engagement in 2011. Following his studies in Electrical Engineering at the Graz University of Technology, the Austrian-born manager progressed in the fields of microchips and embedded computing. Before joining S&T, Niederhauser has been the main shareholder and CEO of Kontron AG from 1999 to 2007, which became the world’s largest provider in the field of embedded computing. Hannes Niederhauser is consistently driving S&T's transformation from an IT service provider to a leading provider of IoT solutions.


Richard Neuwirth

Richard Neuwirth | CFO

Richard Neuwirth has degrees in jurisprudence and business administration. He began his career as a lawyer working for a Vienna-based firm. He joined S&T in 2006, and has held a variety of management positions at it, with these including managing director of S&T Bulgaria and country manager and sales director of S&T Austria. As of July 2013, Neuwirth became the company's CFO. In June 2017 he was appointed Deputy Chairman of the Executive Board.



Clemens Billek


Clemens Billek | CCO

As a proven expert, Clemens Billek is responsible for the topics law, compliance, internal audit, risk management and corporate governance on the S&T Executive Board. After starting his career at the stock exchange supervisory authority in the Austrian Takeover Commission and as an investment banker at an international investment bank, Clemens Billek most recently also worked as head of the office for the Takeover Commission. He has extensive professional experience in the fields of compliance, legal and IR at listed companies and in the field of digitalization respectively as the founder of a telemedicine platform.


Peter Sturz

Peter Sturz | COO, Services EE

Peter Sturz has been with S&T since 2007 and became member of the management board in 2008, before that he managed the Adriatic Region. Sturz began his career at Allgemeine Bausparkasse as a member of the board responsible for Sales, Marketing and IT. Before joining S&T he was as member of the managing board of CSC-Austria with responsibilities for Austria and Central Europe.


Michael Jeske

Michael Jeske | COO, Services DACH

Michael Jeske - CEO of S&T AG since mid-2009 - gathered extensive experience in the area of technology after obtaining a technical degree at the university and was also Vice President Operations at Kontron AG. He has years of management experience in the IT industry behind him and has distinguished himself professionally, particularly in the areas of development, production and quality assurance.


Michael Riegert

Michael Riegert  | COO IoT Europe

Michael Riegert has worked in the embedded industry – as an engineer and manager – for more than 25 years. With one exception, Michael Riegert has spent his career at Kontron and S&T, where he has held a variety of management positions. Following his appointment to Penta/ADLINK management at the end of 2015, he became Executive Vice President for the APAC and Americas regions within the S&T Group in 2017 and Managing Director of Kontron Transportation in 2019. Michael Riegert was appointed to the Management Board of S&T AG in December 2021.



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