The Alvazzi Group , a key player in the Swiss technical services sector, brings together over 300 specialists to provide comprehensive and innovative solutions across multiple fields: • Heating and cooling • Ventilation and air conditioning • Regulation systems • Sanitary installations • Metal roofing and cladding (Valais canton only) • Electrical services • Telematics • Maintenance and repairs • Energy management • Multiservice maintenance A Single Point of Contact for Optimized Management Whether your project is simple or complex, we provide a dedicated point of contact to centralize your requirements and offer efficient and high-performance multi-technical solutions . Thanks to our expertise, we support our clients in a global approach to energy efficiency , ensuring comfort and well-being while reducing environmental impact. Local Presence for a Fast and Reliable Service The Alvazzi Group operates in several regions of Switzerland, with offices in Lausanne, Geneva, Yverdon, Delémont, and Neuchâtel . Our local presence allows us to intervene quickly for installations, maintenance, and repairs. Commitment to Training and Development We invest in the future by training a new generation of professionals each year. We offer apprenticeships in heating, sanitary systems, electricity, building technology, and commerce to ensure continuity and maintain a high level of service excellence. 24/7 Emergency Service Need immediate assistance? Our repair service is available 24/7 at 0800 442 884 . Alvazzi Group – Your trusted partner for sustainable and high-performance technical solutions. Discover our services at www.alvazzigroupe.com

The Riesen Building Technology AG is a company with tradition and experience. We are your specialist for building technology. Here you will find personal and competent advice. The plumbing, heating, and roofing company Arthur Riesen AG was acquired by Daniel von Mühlenen in 2003 and transformed into Riesen Building Technology AG. Riesen Building Technology AG took over all 3 employees. Son Andres successfully completed his first apprenticeship as a roofer at LWB in Bern in 2006. After his apprenticeship in 2007 as a plumbing installer at Chapuis & Zürcher AG in Bern, he deepened his professional knowledge for another year. In 2010, Andres successfully obtained his 3rd Federal professional title as a heating specialist in building technology planning at Haustechnikplanung Abbühl in Spiez. To gain further professional experience, he also worked at Böhlen AG in Bern. In 2010, Andres joined the company at 40%. Since 2012, he has been acting as managing director. He is supported by his dedicated, long-standing plumbing and heating installers as well as a trained roofer. Our Services - Plumbing - Heating - Roofing - Lightning protection - Fireplace construction - Bathtub replacement - Solar - Enamel repairs We are happy to be your contact for work around your home. Customer satisfaction is of great importance to us. We guarantee this through quality, performance, and price. The building envelope has many requirements to fulfill. We are happy to assist you. From planning to complete execution. We are professionals with appropriate training. We don't leave our customers out in the rain.

Super Fachmann, sehr zu empfehlen!