Shareholder of the HHM Group
At the HHM Holding level, the three partners Urs von Arx, René Hert, and Werner Muntwyler, as majority shareholders, form the management board of the HHM Group. The shares are entirely owned by senior management.
René Hert
Chairman of the Board of Directors
of HHM Group
Urs von Arx
CEO
HHM Group
Werner Muntwyler
Building technology expertise
Our partners combine expertise in comprehensive building technology planning (HVAC/R), HVAC and electrical engineering, and the areas of building automation, energy supply, photovoltaics, e-mobility, lighting, security & door engineering, and fire protection. In addition, they offer BIM methodology and management know-how in various disciplines.
Sebastian Frick
Project Manager
HHM Aarau
Marcel Stadelmann
Senior Project Manager
HHM 4U
Marco Andrist
Project Manager
HHM Aarau
Andreas Kessler
Project Manager
HHM Aarau
Haris Smajilovic
Project Manager
HHM Aarau
Nicolas von Rotz
Project Manager
HHM Zug
Tamara Horat
Administrative employee
Luca Honegger
Project Manager Senior
HHM Zug
Pascal Wapf
Head of Academy
HHM 4U
Sandro Bühler
System Engineer
HHM 4U
Sandro Bachlmayr
Project Manager Lighting
HHM Aarau
Simon Vögele
Project Manager
HHM Aarau
Markus Hunziker
Project Manager
HHM Aarau
Adrian Luethi
Project Manager
HHM Bern
Stefan Baumgartner
Project Manager Senior
HHM Aarau
Regula Felder
Head of Administration
HHM Aarau
Daniel Zurfluh
Project Manager Safety
HHM Zug
Manuel Ammann
Project Manager Senior
HHM Aarau
Sunnie Groeneveld
Member of the Board of Directors
of HHM Group
Prof. Dr. Claude Siegenthaler
Board of Directors
HHM Group
Stephanie Züllig
Member of the Board of Directors
of HHM Group
Urs Felber
Project Manager Senior
HHM Zug
Martin Peinsold
Project Manager Senior
HHM Zug
Matthias Huser
Head of Department
HHM Zug
Manfred Arnold
Project Manager
HHM Zug
Alfred Sax
Project Manager Infrastructure
HHM Zurich
Roger Horat
Application Engineer
HHM 4U
Stefan Leder
Construction Manager
HHM Aarau
Christoph Wey
Communication & Sustainability Coordination HHM 4U
Claudia Stejskal
Head of Accounting/Administration
HHM 4U
Tobias Müller
COO
HHM Group
Christoph Hert
Managing Director
HHM 4U
Marco Meier
Managing Director
HHM one
Carmine D’Ambrosio
Managing Director
HHM Aarau/HHM Basel
Philip Woodtli
Member of the Management Board
HHM Aarau
Christian Stöckli
Management team
HHM Bern
Pascal Ryser
Management team
HHM Bern
Pascal Bohni
Management team
HHM Zurich
Patrick von Briel
Management team
HHM Zurich
Markus Mazenauer
Managing Director
HHM Zug
Markus Loser
Member of the Management Board
HHM Zug
Adrian Bühler
Project Manager Senior
HHM Aarau
Roland Bodenmann
Senior Consultant Light
HHM Aarau
Yvo Laib
Project Manager Senior
HHM Aarau