Dönni Solar & Bau provides customized solar solutions for residential and commercial clients. From consultation and planning to the installation of photovoltaic systems, we focus on sustainable energy and top-quality service. Our expertise includes roof renovation, building technology, and energy efficiency solutions. Benefit from eco-friendly solar power and optimize your energy costs. With cutting-edge technology and years of experience, we help you transition to renewable energy.

Wir kamen in den Genuss der Firma Elektrokontrolle Wiedmer und waren mit deren Leistungen und Beratungen sehr zufrieden. Empfehlen Ihnen die vorerwähnte Firma bestens. Familie Durrer Lostorf

Einen junges aufstrebendes Unternehmen mit einem super Service, guter Kommunikation und qualitativer Arbeit!

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.

SO SCHNELL SO GUT DAS IST QUALITÄT! VIELEN DANK!!!