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Corporate Bodies

Board of directors

Thomas Ernst
Chairman

André Bodmer
Member

Christoph Ernst
Member

Andres Gruner
Member

Urs Rengel, PhD
Member

Renzo Simoni, PhD
Member

Philipp Simonius
Member

Executive committee

Olivier Aebi
Civil Engineer (HSR), 
MBA U­ni­ver­si­ty of Strathclyde
CEO Gruner Group

Edi Grass
Cultural Engineer (ETH)
Division Head, Environ­ment, Safety

Reto Hagger
Civil Engineer (ETH)
Regional Head, Zurich, Eastern and Central Switzerland

Jon Mengiardi
Civil Engineer (ETH)
MSc Environ­mental Engi­neer­ing
Regional Head North-Western Switzer­land

Gérard de Montmollin
M. Sc. in Environmental Engineering (EPFL), MBA HEC UNIL
CFO

Arthur P. Moser
HVAC Engineer (UAS), MAS-BA
Division Head Building Services
Managing Director Gruner Gruneko AG

Stefan Mützenberg
PhD, Geologist (ETH)
Regional Head, Western Switzerland
CEO Stucky Ltd

Kurt Rau
Civil Engineer (ETH)
Division Head, General Plan­ning
Managing Director Gruner Generalplanung AG
Deputy CEO Gruner Group

Andreas Wirz
Engineer (UAS/HVAC)
CDO

Organisation