Project Evolution SA is a company specialized in the construction of energy-efficient wooden houses and buildings. With over 20 years of experience and an operational headquarters in Grono (Canton of Graubünden) since 2020, it is organized to operate throughout Switzerland , managing every construction phase: from planning to final delivery. We work with Swiss precision and a rigorous technical approach, focusing on site organization, timeline compliance, and cost transparency. Structures and Building Systems • Wooden structures using X-LAM system with high static and energy performance • Prefabricated eco-friendly walls , with battens, double mineral wool insulation, and breathable finishes • Custom solutions for single-family homes, villas, extensions, elevations , and multi-storey buildings (up to 7 floors) Insulation and Living Comfort • Natural breathable insulation in rock wool or wood fiber • External thermal insulation systems using ecological, high-efficiency materials • Drywall partitions and suspended ceilings , perfectly smoothed and finished • Carefully executed interior finishes: smoothing, leveling, and surface preparation Interior Works and Installations • Supply and installation of high-efficiency windows and doors • Interior wall cladding and partition walls in drywall • Full coordination of technical installations (electrical, plumbing, mechanical ventilation) Sheet Metal and Roofs • Construction of ventilated and waterproof roofs • Custom-made metal sheet works : copper, aluminum, stainless steel • Gutters, flashings, chimney caps, and external finishes with maximum attention to detail Logistics and Material Transport Even the most complex construction sites are no challenge for us: we transport materials using any necessary method, including crane trucks, tractors, helicopters , or special solutions for isolated or hard-to-reach areas. Efficient organization is one of our core values. Why Choose Project Evolution SA • ✅ Over 2,000 projects completed in Switzerland and Italy • ✅ Advanced shell approach , with a single technical point of contact • ✅ Accuracy in installation, hidden details, and site management • ✅ On-time and on-budget delivery, no surprises • ✅ Expertise in eco-construction and certified natural materials • ✅ Solid experience with prefabricated and sustainable buildings Building with wood in Switzerland? Trust Project Evolution SA We create your eco-friendly wooden house, your sustainable building, or your custom project with maximum technical competence and attention to detail. From design to installation – we are by your side at every step. 📍 Active throughout Switzerland – Contact us for a quote or a personalized consultation.

Sehr kompetent und hilfsbereit. Engagiert und stets darauf bedacht, das beste Ergebnis zu erzielen. Ihre Professionalität und Ihr Einsatz für hervorragende Ergebnisse sind bemerkenswert.

Founded in 1807 in Basel, the construction company has been located in the traditional Gellert quarter since 1893. We build above-ground structures for industry, trade, and residential developments. Our core competencies include all craftsmanship work and site management. We coordinate all executing companies, thereby avoiding duplication of effort. Our employees specialize in: • Master builder work • Customer masonry • Conversions • Additions • Renovations • New builds • Concrete restoration • Insulations • Plasterwork • Natural stone works • Earthquake strengthening • Asbestos removal • Roof service • Drilling & milling Put us to the test; we will gladly advise you on your future construction projects. We look forward to hearing from you. Customer masonry Our customer masons are all-rounders on the construction site, both in shell construction and interior finishing. We carry out the following works for you: • Plastering • Coating work • Setting work, joint work • Tile laying • Drywall • Plastering • Attic conversion • Specialized stone masonry • Flowing screed • Abrasions, white plaster • Concrete restoration • Waterproofing Conversion / Renovations With our experienced yet innovative team we handle very complex and technically demanding construction projects. We are accustomed to working in protected heritage and occupied buildings. Conversion and renovation are multi-layered projects with high complexity. Reasons for a conversion can be: • Improving insulation / external façades of the building • Changes in floor plan • Renovation of the existing building fabric • Renovation of building services • Renovation of wet rooms (bathrooms, kitchens, etc.) • Re-purposing of the building • Safety • Earthquake strengthening • Regulatory requirements, etc. New construction New constructions in the area of residential, industrial, and commercial building. Our work is defined by thinking in terms of quality, awareness of costs, and versatility. Flexibility and adherence to deadlines are very important to us. We also place the greatest importance on quality and reliability when selecting suppliers and any subcontractors. General contracting Project management with schedule, quality, and cost guarantee. In all projects, our top priority is to pay equal attention to quality, cost, and timelines in accordance with the client’s specifications. Only when the goals in all three aspects are met can a project be considered successful. The prerequisite for this is strong project control capability, which is continually demonstrated in numerous turnkey planner mandates. Achieving the project goals on one hand through functional and aesthetically demanding architecture, and on the other hand in terms of cost and deadlines, we consider our central mission. Construction supervision Planning and building cannot be goals in themselves, because it is about optimally fulfilling the client’s needs. As a construction service provider we are committed to your wishes. But often the client does not know all possibilities and variants. We develop and procure the necessary basis for decision-making for a realizable project. Clarifications with authorities and offices, feasibility studies, project planning, detailed planning and construction supervision. We carry out construction supervision of any size. Through contacts with various contractors and suppliers, we help the client make the right selection. Daily site inspections are unavoidable for a smooth progression of your construction project. Of course, we also take on smaller areas of construction supervision: • Estimations • Awarding contracts • Work contracts • Construction supervision • Cost monitoring • Construction accounting • Handover of the finished work to the client • Acceptance of warranty works Everything the client needs to realize a construction project successfully.

Badezimmer kernsaniert.

Carpentry Chaletplan Hofstetten near Brienz – Your Expert in Timber Construction Professional Consultation and Expert Execution Carpentry Chaletplan in Hofstetten near Brienz offers comprehensive consultation and execution for new constructions, renovations, timber frame structures, log buildings, and roof trusses . Our company has been established for over 40 years in the eastern Bernese Oberland , standing for craftsmanship quality and reliability . With our experienced team of six employees, we professionally implement individual customer requests. Building with Wood – Tradition Meets Modernity Chalet construction is deeply rooted in the region and perfectly adapted to the natural landscape. For generations, traditional craftsmanship has been combined with modern technology and efficient construction methods to create cozy and durable wooden buildings. High-Quality Materials for Sustainable Construction Projects We exclusively use high-quality wood from regional forests . Thanks to expert treatment, the material ages naturally, developing an elegant and timeless appearance. Whether you prefer rustic chalets, modern wooden structures, or functional living spaces , we bring your vision to life with precision. Aesthetic Interior Design for Maximum Living Comfort Our interior construction provides the foundation for stylish room design . We offer: • Wood paneling and solid wood cladding • Fermacell panels for custom finishing (plaster, wallpaper, etc.) • Thermal insulation to enhance living comfort Renovating Historic Buildings with Innovative Solutions In the field of historic building renovation , we rely on modern, technically advanced systems for both exterior and interior refurbishments. With creative ideas, innovative working methods, and well-thought-out renovation concepts, we provide cost-effective and sustainable solutions for property owners and planners. Your Timber Construction Specialist in the Bernese Oberland From Grindelwald to Hofstetten , Ueli and his team create rustic chalets, alpine farmhouses, and bespoke customer projects. We operate throughout the Bernese Oberland and look forward to new and exciting building projects . Let’s bring your dream project to life together!

Arbeiten wurden immer exakt und fristgemäss erledigt. Bei Komplikationen ist stets immer eine Lösung vorhanden. Wenn Fragen aufgetaucht sind, hat Herr Zimmermann eine fachlich, korrekte und freundliche Antwort. Würde sofort wieder mit ihm bauen.

Von der Planung bis zur Ausführung alles top! Wir sind sehr zufrieden und glücklich mit unserer neuen Wohnung. Hat alles super geklappt, von A-Z. Ein super Team!

Bravo à cette entreprise de renom qui allie professionnalisme, sérieux et hautes compétences. Je ne peux que les recommander !