Manufacture and installation of frames Renovation and insulation of roof / facade Car cover Wooden terrace Windows GMC Sàrl is a renowned company based in Vuisternens-devant-Romont in Switzerland, specializing in carpentry, carpentry, roofing and renovation work. With recognized artisanal know-how, our qualified and passionate team does everything possible to meet the needs of our customers and offer them high-quality services. Whether for the construction, renovation or maintenance of your frame, your interior and exterior joinery, your roof or any other construction-related project, you can count on our expertise and professionalism. We work with quality, environmentally friendly materials, in compliance with current standards. Trust GMC Sàrl to bring your projects to life and benefit from personalized service, sound advice and careful execution. We are at your disposal to respond to all your requests and support you in the success of your work.

STRED Waterproofing specializes in waterproofing and insulating roofs, cladding, green roofs and photovoltaics. These solutions can be adapted to all types of structures (industrial, offices, collective buildings, warehouses, etc.). The employees of La STRED Etanchéité will be able to meet your expectations: from the design to the implementation and maintenance of your project. With more than 25 years of experience in the field of waterproofing, for your roofs, STRED Etanchéité specializes in all the techniques available to implement your roofing projects: Steel/wood waterproofing, Liquid waterproofing, Concrete waterproofing, Green roofing, Roof securing, Natural lighting, Smoke extraction, Photovoltaic roofing, Dry roofing, Natural ventilation, Waterproofing repair, Technical diagnostics and audits.

Our company has been at your service since 1960! Member of SSE and CEFN (Chambre des Étancheurs Fribourgeois et Neuchâtelois) Training company Some references : EMS Vuisternens-devant-Romont, Ateliers de la Glâne in Romont, Police building in Granges-Paccot, "St-Léonard" basketball hall in Fribourg, Swisspor SA (administrative building) in Châtel-St-Denis, Drognens barracks, UCB Farchim in Bulle (administrative building), Cremo in Villars-sur-Glâne, HFR Fribourg and many others. Our fields of activity • Bituminous waterproofing • Synthetic waterproofing • Resin waterproofing • Thermal insulation • Resin shower waterproofing • Flat roofs with slabs • Green roofs • Self-protected roofs • Renovation of balconies, flat roofs and terraces • Tinsmithing • Roofing We are also at your service for • Studies and estimates without obligation • Expertise • Maintenance of your roofs • Calculation of the CECB thermal balance