Stefan Frehner
Head of Sustainability, Primeo Energy
Graduation Year BSc 2015, MSc 2018 · LinkedIn
The broad-based knowledge in the field of renewable energies that I gained during my studies helps me to keep track of things in my current job.
Alumni – BSc Energy and Environmental Systems Engineering (EN)
Explore careers of alumni
Alumni working on climate policy, sustainability, life cycle assessment and water.
Head of Sustainability, Primeo Energy
Graduation Year BSc 2015, MSc 2018 · LinkedIn
The broad-based knowledge in the field of renewable energies that I gained during my studies helps me to keep track of things in my current job.
Senior Life Cycle Analysis Scientist, Sustained
Graduation Year BSc 2017, MSc 2019 · LinkedIn
The study program enabled me to understand our society’s activities and their environmental impact in a holistic way and introduced me to the scientific assessment of these, i.e. life cycle assessment (LCA).
Climate Policy Analyst, NewClimate Institute
Graduation Year 2018 · LinkedIn
In my work, I not only apply my acquired expertise in the energy sector on a daily basis, but I am also valued for my interdisciplinary, interconnected and holistic approach to problem-solving, which I developed to a large extent during my studies at HSLU.
Product Owner Water Quality Software, GWF AG
Graduation Year 2024 · LinkedIn
The EESE program taught me to think across disciplines — connecting technical, ecological, and regulatory perspectives. That mindset is something I use every day working at the intersection of environmental engineering and digital product development.