Keller + Hofer AG is a trusted provider of heating and sanitary solutions. The company specializes in efficient heating systems, heat pumps, solar and wood-based technologies, as well as high-quality sanitary installations. Services include planning, installation, modernization, maintenance, repairs, and emergency support for new builds and renovations. The focus: reliable, sustainable building technology delivered with technical expertise, clean execution, and strong customer commitment.

For over a year, RUTECH GmbH has been delivering innovative and sustainable solar technology solutions throughout Switzerland. We design, install, and maintain customized photovoltaic systems for both private homes and businesses. Our mission: helping you gain energy independence through clean, renewable power. Rely on high-quality service, honest advice, and cutting-edge Swiss technology.

Sehr kompetentes Personal, geringe Wartezeiten für Termine, wenns pressiert: sofort. Solche Handwerker wünscht man sich!

Ackermann AG in Egnach delivers over 120 years of expertise in professional HVAC planning and energy consulting across Eastern Switzerland. We design heating, ventilation, air conditioning and sanitary systems for residential, commercial and industrial buildings. Our services include bathroom renovation coordination, heating system replacement planning, energy optimisation and sustainable solutions focusing on renewable energy. With technical competence, precision and a commitment to quality, we support architects, builders and private clients in realising efficient building technology concepts. Contact us for tailored HVAC planning.

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.

NS Elektro is a modern electrical engineering company specializing in professional installations, photovoltaic solutions, and building technology. The company serves residential, commercial, and industrial clients – from planning and installation to maintenance. Whether new construction, renovation, or smart home integration, NS Elektro stands for precision, reliability, and sustainable energy solutions. With expertise, efficiency, and innovation, NS Elektro delivers electrical systems that combine performance, safety, and future-oriented technology.

Are you looking for an experienced heating installer? Our team offers professional planning, consulting, heating installation, maintenance, and repair services. Contact us for efficient heating solutions.

Von der persönlichen Beratung bis hin zur definitiven Ausführung (durch den Chef selber!) hat einfach alles gestimmt. Die Abrechnung war tiefer als der offerierte Preis, die Termine wurden alle eingehalten und die ausgeführte Arbeit verdient eine Top-Bewertung. Vielen Dank für die sehr gute Arbeit!