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!

Ich weiss nicht wie das angestellt wird jedoch bleibt die Wohnung für längere Zeit sauber nach einer Reinigung. Zauberei? Nein einfach nur Gordana!

Grand professionnalisme et réactivité. Nous avons fait appel à eux à deux reprises, nous pouvons que les conseiller!

Our team includes highly qualified staff who have been passionately pursuing their profession for many years. In addition to experienced specialists, our team also includes young, committed employees. The harmonious cooperation of these diverse talents leads to an efficient work group. Whether it is about watching our carpenters on the roof, doing interior work or laying floors, or watching the joiners in the kitchen, bathroom or making furniture - you will see that each individual does their work with complete dedication and satisfaction. In our company you will find everything under one roof, made by a highly motivated team. It is a matter close to our hearts to pass on our knowledge to the next generation. For this reason, we enthusiastically train young apprentices in the professions of carpenter and carpenter. There is hardly anything more beautiful than watching these young people grow up with their tasks, duties and rights.

vielen Dank für den kurzfristigen und absolut tadellosen Einsatz!

Equipe profissionel et a l'écoute du client

Très professionnel et le résultat est top!

"EVERYTHING FROM ONE SOURCE, FROM PLANNING TO FIREPLACEMENT" EVEREST WOHNBAU GMBH WAS FOUNDED WITH THIS SLOGAN ON DECEMBER 4, 1994 THE COMPANY NAME WAS CHOSEN BECAUSE IT DELIVERS TOP PERFORMANCES AT THE HIGHEST LEVEL THE EVEREST TEAM OFFERS THE FOLLOWING SERVICES: • Serious advice, in the exhibition or on site • Individual planning (unique items) • General contractor for smaller conversions. The customer only has one contact person! • Building permits • Designs • Fireplaces FIREPLACES AND TILED STOVES • New builds and conversions: standard or individual fireplaces and tiled stoves (unique items) • Renovations: glazing and cassettes • Gas fireplaces • Steel fireplaces (individual designs) FIREPLACE STOVES • Large selection from leading manufacturers in all price ranges FIREPLACE CONSTRUCTION • Chrome steel fireplaces for new builds and renovations • Heating fireplaces made of chrome steel and plastic • Shaft fireplaces (space-saving special fireplaces) IN THE EXHIBITION, WHICH COVERS OVER 200 SQUARE METERS, it is impressively shown how the dream of your fireplace can be realized. You will find a large selection of modern fireplaces and fireplace stoves in every style. Many storage heaters can also be viewed. For the Everest team, personal advice on site at the customer's premises, as well as in the exhibition, is a matter of course. The most important connections between healthy living and environmentally friendly, economical heating technology are explained in an understandable way. EXECUTION A beautiful fireplace or fireplace stove must also be cleanly built or assembled and connected. Our long-standing employees, as master stove fitters, stove fitters and chimney builders, are the guarantee for clean and flawless work. DO NOT HESITATE, ARRANGE AN APPOINTMENT AND GET TO KNOW A PARTNER YOU CAN RELY ON. THE EVEREST TEAM LOOKS FORWARD TO YOUR VISIT