![](/documents/10192/3431888740/green-business-header-leaves.jpg/6cee072a-aefb-a333-41c1-8feb86493f91?t=1687243212587)
Benjamin Seibel
Senior Department Manager
Munich Office, Region: Germany
Contact Person for Corporate Sustainability
Lars Janßen
Managing Expert
Dortmund Office, Region: Germany
Contact Person for Green Energy
Dominik Strohhäcker
Senior Department Manager
Munich Office, Region: Germany
Contact Person for Green Mobility Automotive
![Ingo Sauer - Profilbild](/documents/10192/303622700/IGS-440.jpg/a0f9b1d1-6be2-0ee6-aa00-5c04085aa480?t=1612961763083)
Ingo Sauer
Senior Department Manager
Berlin Office, Region: Germany
Contact Person for Green Mobility Railmotive
![Nicolas Nannen - Profilbild](/documents/10192/3431888740/nicolas-nannen-440x375.jpg)
Nicolas Nannen
Team Leader Sustainability & Green Business
Dusseldorf office, Region: Germany
Contact person for Sustainable Buildings
T: +49 211 179388 644
E: nicolas.nannen@hays.de