| 1973-1978 | Diploma study program Technical Chemistry, Biochemistry and Nutritional Technology, Graz University of Technology, Graz |
| 1979-1988 | Project engineer, voestalpine Industrial Plant Construction |
| 1983-1991 | Dissertation, Institute of Biotechnology, Graz University of Technology, Graz |
| 1986-1989 | Head of Department for Biomass Use Chairperson, VABIO Technikum |
| 1989-1990 | Business Administration Manager, btF - Biotechnological Research Association |
| 1989-1991 | Project leader; Advisor, study on lignocelluloses |
| 1992-2001 | Chair executive, ÖVAF - Austrian Association for Agricultural Research, Vienna |
| 1995-2003 | Council member, KPMG-Alpentreuhand Linz |
| 1996-2001 | Lecturer, Environmental Technology, Johannes Kepler University Linz |
| 1997-1999 | Acting Associate, wpa Engineering Office for Soil Science and Technical Chemistry |
| since 2000 | Licence holder, Technical Office for Technical Chemistry |
| 2001 | Secretary General, ÖVAF - Austrian Association for Agricultural Research, Vienna |
| 2002-2009 | Chairperson of the Council, ÖVAF - Austrian Association for Agricultural Research, Vienna |
| 2002-2008 | Member, Working Group Energy, EEAC - European Environment and Sustainable Development Advisory Councils, The Hague |
| since 2004 | Lecturer, University of Applied Sciences Upper Austria, Wels |
| since 2006 | Member, Academic Council for the CEO of Biogenetics; Coordinator; Chief Executive, Upper Austrian Biorefinery |
| since 2008 | Academic chairperson; lecturer, Energy Management Law-Technology-Economics, Johannes Kepler University Linz |
| since 2009 | Deputy chairperson of the Council, ÖVAF - Austrian Association for Agricultural Research, Vienna |
| since 2011 | Board member, Association for Renewable Energy; Reviewer Springer Open "Energy, Sustainability and Society" |
| since 2002 | Head, Department of Energy Technology, University of Linz |
