• World Future Energy Summit 2020: Conference & Faire Trade, Abu Dhabi/UAE; January 2020
• InterSolar Middle East: Conference, Dubai/UAE; September 2017
• 43rd asut Seminar "Swiss Telecommunication Summit" (HOMO DIGITALIS): Conference, Bern/Switzerland; June 2017
• InterSolar Europe: Faire Trade, Munich/Germany; June 2017
• World Future Energy Summit 2017: Conference & Faire Trade, Abu Dhabi/UAE; January 2017
• 17. asut-Kolloqium “Mobilitätsstadt Schweiz”: Conference, Bern/Switzerland; November 2016
• World Future Energy Summit 2016: Conference & Faire Trade, Abu Dhabi/UAE; January 2016
• 41. asut-Seminar “Wege zur digitalen Schweiz”: Conference, Bern/Switzerland; June 2015
• 17th Water, Energy, Technology and Environment Exhibition / WETEX 2015: Exhibition, Dubai/UAE; April 2015
• Swisscom M2M Day 2015: Workshop, Zurich/Switzerland; March 2015
• 9. Internationale Energiewirtschaftstagung der TU Wien / IEWT 2015: Conference, Vienna/Austria; February 2015
• World Future Energy Summit 2015: Conference & Faire Trade, Abu Dhabi/UAE; January 2015
• 15. asut-Kolloquim “Switzerland online - Alles vernetzt !”: Conference, Bern/Switzerland; November 2014
• 14. asut-Kolloquim “ICT enabling Smart Infrastructures": Conference, Bern/Switzerland; November 2013
• Biogas Expo & Congress & Trade fair, Offenburg/Germany; October 2012
• Blue-Tech Convention: Conference, Winterthur/Switzerland; September 2012
• Agrokomplex - Trade fair & Exposition Renewable energy for the agricultural sector, Nitra/Slovakia; August 2012
• Blue-Tech Convention: Conference, Winterthur/Switzerland; September 2011
• FTTH Conference 2011: Conference, Winterthur/Switzerland; August 2011
• Swissolar Convention: Conference, Fribourg/Switzerland; April 2011
• 7. Internationale Energiewirtschaftstagung der TU Wien: Conference, Vienna/Austria; February 2011
• IT & Telecom Symposium 2010: Conference, Vienna/Austria; October 2010
• 11. asut-Kolloquim “Fiber to the Home”: Conference, Bern/Switzerland; September 2010
• VON (Voice, Video & Vision) 2006: Conference, Boston/USA; September 2006
• VoIP Business Strategies Forum: Conference, Berlin/Germany; November 2005
• VoIP Services Forum: Conference, Amsterdam/Netherlands; November 2004
• CWM 2000 Asia Pacific: Conference and Master Class, Singapore; September 2000
• Milan Clarent Distributor Seminar: Presentation, Milan/Italy; June 2000
• Pacific Telecommunications Council PTC 2000: Conference, Hawaii/USA; February 2000
• Clarent 2nd Annual IP Telephony Summit: Conference, Maui/USA; January 2000
• CeBIT Hannover, IT & Telecommunication Fair: Exhibiter, Hannover/Germany; March 1999
• SYSTEMS, International Trade Fair and Congress for IT & Telecommunications: Exhibiter, Munich/Germany; October 1998