The most important facts about our company
We stand for sustainable and innovative energy technology from Switzerland.
Our mission
At Green-Y, we are firmly convinced that sustainability and economic efficiency must be combined in order to successfully implement the energy transition. As a technology company, we see technological innovation as a fundamental building block for a sustainable future. With our focus on the development of innovative energy storage systems and compressors, we are making our contribution to the energy transition.

Green-Y in figures
Our team

Rafik Barhoumi
Co-Founder & CEO
MSc ETH Mech. Eng.
Strategy & IP

Patrick Baumann
Co-Founder & CTO
BSc FH Mech. Eng.
Design & Engineering

Dominik Schnarwiler
Co-Founder & COO
MSc ETH Mech. Eng.
Operations & Processes

Peter Fritzen
Co-Founder & CFO
Cert. Eco. Eng.
Finance & Sales

Pablo Gassmann
Development Engineer
MSc ETH Mech. Eng.
Simulation & Optimization

Mohameddeq Hassan
Design Engineer
Cert. Mech. Tech. Eng.
Construction & CAD

Pascal Zürcher
Electrical Engineer
BSc FH
Electronics & Controls

Dominique Brüngger
Business Expert
Cert. Property Manager
Sales & Marketing

Linus Walker
Technical Project Leader
BSc FHNW Mech. Eng.
Design & Engineering

Dominik Molnar
Engineering Specialist
BSc. FH Mech. Tech. Eng.
Design & Engineering

Joël Roth
Product Development Engineer
MSc ETH Mech. Eng.
Simulations & Engineering
Reto Schneider
Engineering Specialist
BSc. FH Mech. Eng.
Design & Engineering

Ivo Sägesser
Electrical Engineer
MSc FH
Electronics & Controls