Elektro Calonder AG is your local electrician in Eastern Switzerland, serving Romanshorn, Salmsach, Kreuzlingen, Egnach and nearby areas. We provide 24/7 call-out service, electrical installations for renovations and new builds, structured cabling, telecom and IT networking, building automation (Loxone), photovoltaics, EV charging, battery storage, home appliances supply and installation, plus professional fryer service for hospitality. Dedicated service teams and fully equipped vans ensure safe, efficient and future-ready systems from the outlet to full energy management.

Ausgezeichnete Beratung, Service und professionelle Montage mit sofortiger Inbetriebnahme auch bei erschwerten Umständen. Vielen herzlichen Dank.

Prongué & Partner delivers tailored consulting and implementation in software development, data management, testing, and process analysis. We guide businesses from needs assessment through system integration to quality assurance. Our expertise covers the digitalization of business processes, workflow optimization, and the creation of secure, future-proof IT solutions. With an agile, results-driven approach, we deliver sustainable outcomes that increase efficiency, reduce risks, and support growth.

Elektro Calonder AG is your local electrician in Eastern Switzerland, serving Romanshorn, Salmsach, Kreuzlingen, Egnach and nearby areas. We provide 24/7 call-out service, electrical installations for renovations and new builds, structured cabling, telecom and IT networking, building automation (Loxone), photovoltaics, EV charging, battery storage, home appliances supply and installation, plus professional fryer service for hospitality. Dedicated service teams and fully equipped vans ensure safe, efficient and future-ready systems from the outlet to full energy management.

von A-Z absolut makellose Abwicklung. Ich bedanke mich auch auf diesem Wege beim Tectum-Team für die hervorragende Zusammenarbeit. Man merkt, dass Ihr echtes Interesse am Kunden zeigt und mitdenkt, mitwirkt und mitgestaltet, sowie die gesamte Vernetzung der Branche im Griff habt. Ich werde Euch stets und aus vollster Überzeugung gerne weiterempfehlen. Nochmals herzlichen Dank und liebste Grüsse R.E.