The D4 team

We are here for you


Bruno Kunz
Managing Director D4
+41 41 455 20 22
Bruno Kunz
Managing Director D4
Adrian Elmiger
Chief Finances /
Stv. Leader D4
+41 41 455 20 37
Adrian Elmiger
Chief Finances /
Stv. Leader D4
Irene Lötscher
Real Estate Management
+41 41 455 20 45
Irene Lötscher
Real Estate Management
Marcel Hess
Technical Service Manager
+41 41 455 20 70
Marcel Hess
Technical Service Manager
Esther Huber
Leader Marketing/Events & Conferences
+41 41 455 20 47
Esther Huber
Leader Marketing/Events & Conferences
Ruth Zürcher
Office ä la carte and COWORKING@D4 Manager
+41 41 455 20 46
Ruth Zürcher
Office ä la carte and COWORKING@D4 Manager
Rebecca Aeschbach
Reception & Services
+41 41 455 20 33
Rebecca Aeschbach
Reception & Services
Albert Appert
Maintenance technology
+41 41 455 20 49
Albert Appert
Maintenance technology
Loredana Grippo
Accounting
+41 41 455 20 27
Loredana Grippo
Accounting
Beatrice Gessler
Postal Service
+41 41 455 20 32
Beatrice Gessler
Postal Service
Esther Ghezzi
Postal Service
+41 41 455 20 32
Esther Ghezzi
Postal Service
Antonella Hefti
Office à la carte and COWORKING@D4
+41 41 455 20 34
Antonella Hefti
Office à la carte and COWORKING@D4
Roland Lässer
Maintenance technology
+41 41 455 20 20
Roland Lässer
Maintenance technology
Bernadette Lüönd
Office à la carte and COWORKING@D4
+41 41 455 20 38
Bernadette Lüönd
Office à la carte and COWORKING@D4
Monika Portmann
Reception
+41 41 455 20 33
Monika Portmann
Reception
Pascale Rubitschon
Reception
+41 41 455 20 33
Pascale Rubitschon
Reception
Joseline Sierro
Conferences
+41 41 455 20 24
Joseline Sierro
Conferences
Rolf Stirnimann
Maintenance technology
+41 41 455 20 63
Rolf Stirnimann
Maintenance technology
D4 Management
Bruno Kunz
Irene Lötscher
Finances
Adrian Elmiger
Loredana Grippo
Marketing, Conferences & Events
Esther Huber
Rebecca Aeschbach
Beatrice Gessler
Esther Ghezzi
Monika Portmann
Pascale Rubitschon
Joseline Sierro
Office à la carte & COWORKING@D4
Ruth Zürcher
Antonella Hefti
Bernadette Lüönd
Technical Service
Marcel Hess
Albert Appert
Roland Lässer
Rolf Stirnimann