Sustech, as an independent engineering firm for energy and building technology, offers all services from energy consulting to planning and monitoring. We support builders in residential areas as well as in administration, schools, nursing homes, gastronomy, industry, and more. Our primary goal is to optimize sustainability and comfort. • GEAK • Energy Consulting • Building Physics • HVAC Planning • Fossil-Free Heating • Photovoltaic Planning

Die Betreuung unserer Heizanlage durch die Firma Etter AG ist das Beste was uns passieren konnte. Die Qualität ihrer Arbeit und die Kundenfreundlichkeit sind hervorragend! Liegenschaft Meisenweg 6, 3186 Düdingen

Une entreprise fiable à l'écoute du client.

Die Firma Vorburger kann ich sehr empfehlen . Kompetente , zeitnahe und kundenfreundliche Kommunikation und Dienstleistung , verdienen ein grosses Lob . Weiter so..

Wherever you see AVIA in Central Switzerland, you'll find Schätzle energy within. We are a family-owned company from Lucerne, deeply rooted in Central Switzerland for over 150 years. We are the go-to partner in the region for fuels, heating oil, lubricants, and tank inspections. Thanks to our membership in the AVIA association, we are well-connected throughout Switzerland. We are close by and always where you need energy—fast, flexible, and reliable. We operate around 80 AVIA gas stations in Central Switzerland. Refueling can be conveniently combined with shopping in the AVIA shop. Our customers receive prompt, competent, and friendly service, which builds trust and fosters positive word-of-mouth. Customer proximity is a long-standing tradition at Schätzle.