Our team consists of around 45 professionals. Our employees have diverse backgrounds and are working in various fields - from production, logistics to sales, engineering and administration.

The Management Board

GK Grünenfelder AG is led by Sascha Maier (Head Defence Projects), Philippe Köppel (CEO), Albert Grünenfelder (CFO), and Patrick Pfanner (CPO) (right-to-left).

Contact Persons

Are you interested in receiving an offer? Do you have questions concerning an offer? Do not hesitate to contact us.

Philippe Köppel
Albert Grünenfelder
Sascha Maier
Leiter Defence Projekte
Patrick Pfanner
Leiter Produktion
Niri Nirujan Sriragavan
Qualitätsmanagement und Materialwirtschaft
Michael Bischof
Avor und Konstruktion
Boro Jovic
Avor und Konstruktion
Stefan Silbermann
Avor und Konstruktion
Fabian Sieber
Avor und Konstruktion
Monika Betschart
Assistentin der GL / Lehrlingsverantwortliche
Denise Lichtensteiger
Assistentin der GL / Sekretariat
Karin Langenegger
Andreas Forter
Produktionsleiter Stellvertreter
Ivan Romor