Karlen SA

Karlen SA, a specialist in metal construction for over 50 years, carries out all types of work in metalwork, metal fabrication, sheet metal work, steel manufacturing and custom metal construction. Thanks to our experience and expertise, we support private customers, companies, architects and construction professionals with their metalwork projects, from design through to manufacturing and installation. Our company operates in numerous areas of steel and aluminium construction, providing solutions tailored to the technical, architectural and aesthetic requirements of each project. Metal Construction and Custom FabricationWe manufacture steel frameworks, metal structures and various elements for building metal construction. Our workshop allows us to work with steel and aluminium with precision, creating strong, durable structures perfectly suited to our customers' requirements. Our services include metal fabrication, structural steel, custom metal projects, metal cutting, sheet metal work and various metalwork and locksmithing services. Sheet Metal Work, Cutting, Bending and CNC PunchingKarlen SA has extensive expertise in industrial and traditional sheet metal work. We carry out sheet metal cutting and bending, with a working capacity of up to 4000 x 10 mm, as well as CNC punching. We manufacture various sheet metal and aluminium components according to the dimensions and specifications of your project. Our expertise in metalworking, sheet metal work, cutting, bending and punching enables us to meet both standard requirements and customised metal fabrication projects. Metal Stairs and Custom StaircasesWe design and manufacture custom metal staircases for residential, commercial and industrial buildings. Whether it is a straight staircase, customised metal staircase or spiral staircase, each project is designed according to the available space, technical requirements and desired style. Our services include staircase design, manufacturing, installation and repair of metal staircases, as well as replacement when required. We can also manufacture various metalwork and finishing elements associated with your staircase. Balustrades and General MetalworkOur general metalwork services include the manufacture and installation of metal balustrades, guardrails and other metal structures. We work with various materials, particularly steel and aluminium, to create elements that are safe, durable and aesthetically pleasing. Whether for a house, apartment building, shop or commercial property, we provide custom metal solutions adapted to every environment. Fire Doors and Steel Fire-Rated DoorsKarlen SA also manufactures EI30 doors, fire doors and steel fire-rated doors, with glazing adapted to the requirements of the building. These solutions meet specific fire protection requirements. We also provide aluminium and steel glazing, combining strength, functionality and aesthetics for different types of construction. Conservatories, Winter Gardens and Metal CanopiesTo expand or enhance a living space, we manufacture custom conservatories, winter gardens and metal canopies. Each structure is manufactured according to the existing architecture, available dimensions and the customer's requirements. Our steel and aluminium solutions create bright, durable and customised spaces while integrating harmoniously with the existing building. Over 50 Years of Expertise in Metal ConstructionFor more than 50 years, Karlen SA has been putting its expertise at the service of metal construction, metalwork, sheet metal work and custom metal fabrication. Our expertise includes: - Metal construction and steel structures - Steel frameworks - Steel and metal fabrication - Structural steel - Sheet metal work and processing - Metal cutting and bending - CNC punching - General metalwork - Metal balustrades and guardrails - Metal staircases - Custom staircases - Spiral staircases - Staircase design and installation - Staircase repair and replacement - EI30 doors and fire-rated doors - Steel fire doors - Aluminium and steel glazing - Aluminium window sills - Metal canopies - Custom conservatories - Winter gardens - Custom metal projects Karlen SA, your partner for all your metal construction, metalwork, sheet metal, steel and aluminium projects. From manufacturing to installation, we create metal structures tailored to your requirements and your construction or renovation projects.