Jürgen Zeller J.Zeller - Veranstaltungsmanagement 0699/10000020 juergen.zeller@liwest.at Wallnerstraße 14 4020 Linz Route planen
Advanced Training Competence KG Advanced Training Competence KG +43 732 916061 +43 660 4907500 office@atc-linz.at http://atc-linz.at/ Kaplanhofstraße 1 4020 Linz Route planen
Severin Agostini, MSc BA Voice Events +4369911725715 info@voiceevents.at https://www.voiceevents.at Schumannstraße 3 4030 Linz Route planen