Construction & Architecture

SIEGRIST INGENIEUR- UND PLANUNGSBÜRO AG 

Langenthal · Since 1993

SIEGRIST INGENIEUR- UND PLANUNGSBÜRO AG is an engineering and planning office providing civil engineering services such as road construction, civil works, railway engineering, hydraulic engineering, structural design, client representation, surveying/GIS and BIM.

Sigrist Rafz Holz + Bau AG 

Rafz · Since 1969

Sigrist Rafz Holz + Bau AG is a carpentry and joinery company offering timber-construction and interior-fitout services. Its work includes element and traditional timber construction as well as furniture and interior fittings such as kitchens, cabinets, doors and floor coverings.

sis-Work GmbH 

Seewen Sz · Since 2019

sis-Work GmbH is an interior architecture and design firm providing overall project planning, specialist planning, colour and home-styling consultancy, and services for interior fit-outs and furnishings.

S + L Architektur AG 

Widnau · Since 2013

S + L Architektur AG provides architectural and planning services along with project development, construction management and site supervision. The firm acts as a general or total contractor, offers land and property brokerage and complementary services such as site assessments, energy concepts and regulatory clarifications.

Société de Travaux Publics, Joseph Carron SA 

Saxon · Since 1953

Société de Travaux Publics, Joseph Carron SA is a construction company active in public works and civil engineering, providing civil engineering works, asphalt paving, exterior landscaping, hydraulic works, and operating quarries that supply aggregates for road materials.

Société de Travaux Publics, Joseph Carron SA, succursale de Sion 

Sion · Since 2013

Société de Travaux Publics, Joseph Carron SA, succursale de Sion is a public-works contractor providing civil engineering, asphalt paving, exterior landscaping, hydraulic works and quarry operations. The company extracts aggregates for road-building, offers production and crushing services and recycles asphalt materials.

Sovran Architects 

Sion · Since 2011

Sovran Architects is a design firm specializing in sustainable architectural, urban and landscape projects. The practice provides services from concept design through project delivery and uses BIM workflows, IFC data exchange and digital tools including AI.

Spanntex Design GmbH 

Emmen · Since 2014

The core activity of Spanntex GmbH is the planning, implementation and cladding of interior spaces, particularly ceilings, with stretch ceilings and other materials, to offer individual and creative solutions for interior design.

Spinnler Bau AG 

Seltisberg · Since 2005

The core activity of Spinnler Bau AG involves the execution of construction projects, including renovations, refurbishments, earthworks, construction management and owner consulting. The company offers a wide range of services, including: * Renovation and refurbishment of single-family and multi-family homes, kitchens, bathrooms, basements and facades * Earthworks, such as sewer and utility lines, excavation and foundation work * Construction management and owner consulting for private and public institutions * Repairs and building maintenance for private and public institutions * Specialized work such as diamond drilling, plate work, plastering and high-load flooring The company positions itself as a competent partner for all construction services and offers long-standing expertise and experience in the construction industry.

SR-Isoliertechnik AG 

Wangen Sz · Since 1982

The core activity of SR-Isoliertechnik AG is the planning, installation, maintenance and repair of refrigeration and deep-freeze rooms, insulated doors, sandwich panels, floors and accessories, as well as spare parts for these systems. The company also offers services such as revision openings and custom-made rapid passage doors.