Timber Construction & Carpentry in
Sion

Astori SA

Since 2011 · 51–100 empl.·4.3(17)

Astori SA is a company providing engineering and construction services in timber construction and carpentry. Its services cover delivery of complex, large-scale projects, certified components for fire protection, anti-burglary, acoustic and flood resistance, and work ranging from traditional carpentry to multi-storey timber buildings, industrial and commercial structures, furniture and high-performance joinery.

Dénériaz Construction Bois SA

Since 2021 · 11–20 empl.·5.0(6)

Dénériaz Construction Bois SA specializes in joinery and carpentry, and in the design and execution of formwork, timber-frame construction and glued-laminated timber structures. The company carries out projects for public clients and private individuals.

Gauye et Dayer SA

Since 1984 · 11–20 empl.

Gauye et Dayer SA is a wood construction company focused on carpentry, timber framing, roofing, insulation, exterior joinery and interior fitting-out. It also produces custom-made woodworking elements and handles projects for both new builds and renovations.

André Fournier & Cie SA

Since 1963 · 1–10 empl.·5.0(3)

André Fournier & Cie SA is a timber construction company that manufactures and assembles glulam elements and timber-frame structures. Its services include CAD/CAM-supported CNC machining, prefabricated wall, roof and floor components, log-chalet construction, and small bridge and pavilion structures.

André Fournier Exploitation SA

Since 2016 · 1–10 empl.·5.0(3)

André Fournier Exploitation SA produces timber structures, focusing on glued laminated timber and timber‑frame construction. Services include carpentry and prefabrication (roof and floor caissons, laminated timber slabs, facades, bridges), CNC machining and a technical office using CAD/CAM tools (Cadwork).

Xylotech Sàrl

Since 2016 · 11–20 empl.·5.0(2)

Xylotech Sàrl is primarily engaged in the planning and implementation of construction projects, with a focus on the use of wood as a building material. The core activities include: The construction of new buildings, such as villas and residential houses, tailored to individual customer requirements; The renovation and refurbishment of existing buildings, including energy-efficient renovations and aesthetic enhancements; The planning and implementation of projects that focus on sustainability and regional economic viability. Xylotech positions itself as a specialist in wood construction and offers its customers a comprehensive service from planning to implementation of construction projects, tailored to individual needs and wishes.

Menuiserie Santos Sàrl

Since 2020 · 1–10 empl.·5.0(3)

The core activity of Menuiserie Santos Sàrl is the execution of carpentry work, including finishing and renovation. The company offers its services to private clients, architectural firms and administrations, and includes the manufacture and installation of woodwork, such as furniture, doors, windows and other wooden structures.

RENO-VAL-CHALET Sàrl

Since 2011 · 1–10 empl.·2.3(3)

Alp'Bois Sàrl

Since 2025 · 1–10 empl.

Alp'Bois Sàrl is a woodworking and joinery company focused on custom-made projects, interior fittings, and renovations. Its work includes furniture, kitchens, terraces, doors, and wood cladding.

Balet & Roux SA

Since 2013 · 1–10 empl.

L'Artisan Sàrl, succursale de Sion

Since 2009 · 1–10 empl.

MENPO Sàrl

Since 2009 · 1–10 empl.