Your Roofing and Sheet Metal Specialist in Basel Cello Spenglieri is your trusted partner for professional roofing and sheet metal services in Basel and surrounding areas. We combine expert craftsmanship with reliable solutions to protect and enhance your building. Comprehensive Services Tailored to Your Needs From flat roof installation and repairs to gutter systems and maintenance, we provide customized solutions for residential, commercial, and industrial clients. Quality workmanship and durable materials are our commitment. Local Expertise and Customer Focus Rooted in Basel, our experienced team understands local building requirements and delivers personalized service with transparency and precision. Your satisfaction is our top priority.

For more than 125 years, Demenga Glas AG has stood for quality, craftsmanship, and a true passion for glass. As a long-established glazing company based in Basel, we combine traditional expertise with modern innovation – supporting you from the first idea to the final installation . Our experienced team handles all types of glasswork for interior and exterior projects , whether in new construction, renovations, or custom interior design. No pane is too large, no site too challenging – even complex installations in hard-to-reach areas are carried out safely and efficiently. What sets us apart is not only our technical skill, but our deep enthusiasm for working with glass. From architectural glazing to tailor-made shower enclosures, glass partitions, and design elements, we create durable, elegant, and functional solutions that meet your specific needs. What we offer: • Over 125 years of experience in glass construction • Personal consultation & customized solutions • End-to-end service: planning, production & installation • 24-hour express repair service • High-quality glass products for both private and commercial clients Whether you're dreaming of a custom kitchen backsplash, a frameless glass shower, a glass divider wall, or something entirely unique – we’re here to bring your vision to life . Get in touch – we’re happy to advise you!