2005 - 2009: Member of the DIN working group “Business Process Management in Public Administration”
2009 – 2016: Member of the Advisory Board of the Services Coordination Office (KDL) of DIN e.V.
2008 – 2009: Organizing Committee of the International Symposium on Services Science, Leipzig
2008 – 2009: Chair of the ISSS Future Lab Student Workshop 2009, Leipzig
2009 – 2010: Member of the Program Committee; Service Modeling 2010, Klagenfurt
2009 - 2010: Member of the organizing committee of the 40th annual conference of the Gesellschaft für Informatik in Leipzig
2009 - 2010: Member of the program committee of the workshop “IT-supported Service Innovation and Improvement” at the 40th annual conference of the Gesellschaft für Informatik in Leipzig
2009 - 2010: Member of the program committee of the workshop “Increasing service productivity: Model-based methods and application systems” at the 40th annual conference of the Gesellschaft für Informatik in Leipzig
2010 - 2011: Member of the DIN working group “DIN SPEC 1199 - SEFOS”
2010 – 2014: Member of the Special Interest Group Service Innovation, Engineering and Quality (SIEQ) of the Service Research and Innovation Institute (SRII)
2011: Member of the Scientific Committee of the RESER Conference 2011 Hamburg
2011: Member of SEM Academic Board - 6th annual Summer School in Services SEM2011 organized by Aalto University (Espoo, Finland)
2011: Member of the program committee, 3rd International Symposium on Services Science (Szczecin, Poland)
2011: Member of the program committee of the student conference for computer science Leipzig SKIL 2011
2012: Member of the program committee of the Annual SRII Global Conference 2012, Service Innovation, Engineering & Quality Track, San Jose/USA
2012: Member of the Program Committee; Service modeling 2012, as part of the modeling 2012, Bamberg
2012: Chair of the 4th International Symposium on Services Science, Leipzig
2012: Member of the program committee of the student conference for computer science Leipzig SKIL 2012
2013: Member of the program committee of the student conference for computer science Leipzig SKIL 2013
2013: Chair of the 5th International Symposium on Services Science, Leipzig
2014: Member of the program committee for service modeling (DLM) 2014, 4th workshop as part of modeling 2014, March 19, 2014, University of Vienna
2015: Coordinator of the Service Engineering knowledge network of the German Research Foundation
2016: Member of the program committee for service modeling 2016 (DLM 2016), workshop as part of modeling 2016, Karlsruhe Institute of Technology
2016: Member of the International Program Committee of the 4th International Conference on Serviceology, September 6-8, 2016, Tokyo, Japan
2017: Invited Reviewer, 25th European Conference on Information Systems (ECIS2017)
2017: Invited Reviewer, European Academy of Management for EURAM'17, Glasgow, Scotland
2017: Member of the International Program Committee of the 5th International Conference on Serviceology, July 12-14, 2017, Vienna, Austria
2018: Program Committee Member, 19th IFIP / SOCOLNET Working Conference on Virtual Enterprises 17-19 September 2018 – Cardiff, UK
2018: Member of the program committee, student conference informatics 2018 of the Gesellschaft für Informatik, September 26-27, 2018, Berlin
2018: Program Committee Member, ICServ2018 International Conference on Service-ology / ICSSI2018 International Conference on Service Science and Innovation, November 13-15, Techung, Taiwan
2018-2019: Member of the DIN working group “Development of digital service systems”
2019: Member of the program committee of PRO-VE 2019, 20th Working Conference on Virtual Enterprises, 23 - 25 September 2019, Turin, Italy
2019: Member of the expert committee for the FutureSax Innovation Award
2020: Member of the International Program Committee of the 7th International Conference on Serviceology, March 13-15, 202, Osaka, Japan
2020: Program Committee Member of PRO-VE 2020, 21st Working Conference on Virtual Enterprises, 23-25 November 2020 – Valencia, Spain
2020 - 2023: Member of the research advisory group of the BMBF joint project SO-SERV: Social Service Engineering - use synergies of work and service science to improve work on and with people
2021: Member of the program committee of PRO-VE 2021, 22nd IFIP/SOCOLNET Working Conference on Virtual Enterprises, 22-24 November 2021 – Sant Entienne, France
2021: Jury member of the FutureSax Saxon Transfer Prize
2022: Jury member for the Saxon Digital Prize
2022: Member of the program committee of PRO-VE 2022, 23nd IFIP/SOCOLNET Working Conference on Virtual Enterprises, 19-21 September - Lissabon, Portugal
2023: Member of the program committee of PRO-VE 2023, 24th IFIP/SOCOLNET Working Conference on Virtual Enterprises, 27-29 September - Valencia, Spain
2023: Jury member of the FutureSax Saxon Transfer Prize 2023
-2024: Member of the program committee of PRO-VE 2024, 25th IFIP/SOCOLNET Working Conference on Virtual Enterprises, 28-30 October - Albi, France