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.

Stadelmann & Stutz AG 

Fahrwangen · Since 1991

The company is primarily active in the fields of timber construction, architecture and real estate. The core activities include the planning, development and production of innovative buildings, particularly in timber construction, as well as the realization of new construction projects and the management of real estate.

Stamm + Meyer Holzbau AG 

Schleitheim · Since 1988

The company's core activity is timber construction, particularly planning, execution and consulting of timber construction projects, including timber houses, carpentry, agricultural buildings, interior finishing, terrace floors and architecture/construction management.

Storen Fust AG 

Reinach Bl · Since 2010

The core activity of Storen Fust AG is the manufacture, assembly, repair and distribution of sun protection, weather protection and sight protection systems, including garage doors and automation solutions.

Studer SHK AG 

Oberglatt Zh · Since 2015

Studer SHK AG is a service provider in the field of building technology, specializing in the planning, installation, maintenance and repair of heating, ventilation, air conditioning and plumbing systems. Core activities also include water damage management and the commissioning of systems.

SWISS GREEN Sportstättenunterhalt AG 

Lohn-Ammannsegg · Since 1994

The core activity of SWISS GREEN Sportstättenunterhalt AG is the sustainable and resource-efficient maintenance of vital natural grass large areas, such as stadiums, sports fields, golf courses and recreational facilities. This includes services such as maintenance, care and maintenance of grass areas, as well as the distribution of seeds and fertilizers.

SwissProPeinture Sàrl 

Villeneuve Vd · Since 2015

The company's core activity is providing services in the field of construction and renovation work, specifically: painting, plastering, renovation, insulation and facade work, bathroom renovation, masonry, decoration, and flooring work. The company offers these services to private and commercial clients, with a focus on quality, sustainability, and innovation.

SWOBAG Architektur GmbH 

Frauenfeld · Since 2023

SWOBAG Architektur GmbH provides construction and project-development services, delivering turnkey residential and commercial new builds as well as renovations, and offering planning, project and construction management, land acquisition and buyer support.

SWOBAG Group AG 

Frauenfeld · Since 2015

SWOBAG Group AG provides construction and real-estate services including project development, planning, project and site management, and the execution of new-builds, renovations and commercial projects. Services include turnkey delivery, land acquisition, tendering/procurement, buyer support and post‑handover follow‑up.

TAGMAR AG 

Dagmersellen · Since 2008

The company TAGMAR AG provides services in the fields of consulting, planning and engineering, particularly in the core areas of settlement infrastructure, residential and commercial construction, transportation and special civil engineering.

Tahiri Gartenbau und Unterhalt GmbH 

Hombrechtikon · Since 2018

The core activity of Tahiri Gartenbau & Unterhalt GmbH is the provision of services in the field of gardening and maintenance, including: Garden construction: rebuilding, redesigning and renovating gardens; Garden maintenance: regular care and maintenance of gardens, including gardening, planting and housekeeping; Specialized services: construction of stone gardens, stone baskets, natural stone walls and terraces. The company thus offers a comprehensive range of services to support customers in designing, maintaining and caring for their gardens.

TBS Torbausysteme AG 

Oberhasli · Since 2007

The core activity of TBS Torbausysteme AG is the planning, installation and maintenance of garage doors and other gate solutions, including underground car park tip-up doors, façade doors, sectional doors, wing doors, industrial doors, area doors, fire protection doors, water protection doors, side doors, sliding doors and gate drives. The company also offers services such as gate renovations, service and maintenance.

TEA Group GmbH 

Kiesen · Since 2023

TEA Group GmbH is an owner-managed cleaning company offering maintenance and construction cleaning as well as window, louvre and façade cleaning. The company also provides move-out cleaning, night porter services, property caretaking and cleaning support for events and trade fairs, with 24/7 availability for assignments.

Thalmann Schreinerei AG 

Neuhausen Am Rheinfall · Since 1989

The core activity of Thalmann Schreinerei AG is the manufacture and installation of wood products, particularly in the field of interior finishing, such as kitchens, furniture, cabinets, bathroom furniture, doors and floors, as well as the execution of renovations and repairs.

TODO VERDE Gartendesign GmbH 

Ipsach · Since 2007

TODO VERDE Gartendesign GmbH offers garden construction, garden design, garden planning and maintenance services. Services include consultation, planning and execution of garden elements such as walls, paving, terraces, plantings, water features, lighting and irrigation, and the company produces bespoke garden products and custom metal or plastic troughs and planters.

Tonazzi AG 

Brunnen · Since 1992

Tonazzi AG is a company focused on building waterproofing and structural protection. It provides design and installation of waterproofing systems, bonded reinforcements, renovation and repair works, surface coatings and restoration services, together with project engineering.

Toneatti AG Bilten 

Bilten · Since 1999

Toneatti AG Bilten carries out public and private construction projects as a generalist, providing services in civil engineering, building construction, renovation, general/turnkey contracting and geomatics.

Toneatti AG Jona 

Jona · Since 1999

Toneatti AG Jona is a construction company that provides building and civil engineering services, undertakes renovation projects, acts as general and total contractor, and offers geomatics and surveying services.

U. Büttiker Holzbau AG 

Wolfwil · Since 2002

The core activity of U. Büttiker Holzbau AG is the provision of services in the field of timber construction, particularly in the areas of carpentry, interior finishing, staircase construction, dormer windows, new building, flooring, doors and gates, renovations, facades, furniture and cabinets.

Udry Construction SA 

Savièse · Since 2010

Udry Construction SA is a construction company offering timber construction (timber‑frame houses and chalets), carpentry and prefabricated elements (facades, floors, roofs), and general‑contractor services for villas, chalets and Minergie/Minergie‑P buildings. The company also provides renovation work, technical office services and project management, including turnkey delivery.

Udry Group SA 

Savièse · Since 2021

Udry Group SA is a construction company offering timber construction, general contracting and renovation services, including prefabricated wood villas, chalets, carpentry and joinery. The company also provides technical office services, construction management and turnkey project delivery, and works on Minergie and Minergie-P certified buildings.

Udry Immo SA 

Savièse · Since 2011

Udry Immo SA is a construction company that carries out timber construction, renovations and general contracting. It provides timber-sector services (carpentry, prefabricated elements, joinery, insulation), constructs villas, chalets and residential/commercial buildings including Minergie and Minergie‑P projects, and offers technical office services, project management and turnkey delivery.

Udry J + S SA 

Savièse · Since 1995

Udry J + S SA is a construction company specialising in timber construction, general contracting and renovation. Its services include prefabricated timber elements (walls, floors, roofs), carpentry and joinery, technical project management and turnkey projects for villas, chalets, residential and commercial buildings, and it works on Minergie and Minergie‑P projects, mainly in Valais, Vaud, Geneva, Fribourg and occasionally in German‑speaking Switzerland.

vbarchitekten. ag 

Thun · Since 2011

The company is an architectural firm specializing in the planning, development, and realization of construction projects. Its core activity includes creating architectural concepts, conducting appraisals and procedures, persuading clients, and coordinating construction projects. The company works on various projects, including residential and commercial buildings, schools, restaurants, and other structures, with a focus on preserving existing structures and integrating new elements.

Vectur S.A. 

Bussigny · Since 1987

Vectur S.A. specialises in the assembly, rental and sale of scaffolding and related access equipment for construction projects. The company supplies Plettac aluminium scaffolds, mobile and rolling scaffolds, material/person hoists and aerial platforms, and provides installation, rental and sales services in line with applicable SUVA/OTConst standards.

von Däniken Treuhand + Verwaltungen GmbH 

Däniken So · Since 2012

The core activity of the company 'von Däniken Treuhand + Verwaltungen GmbH' encompasses three main areas: 1. **Trust Services**: Financial and operational accounting, annual and interim financial statements, value-added tax returns, payroll accounting, social insurance accounting, budgeting and liquidity planning, as well as tax optimization. 2. **Real Estate**: Management and administration of rental properties, real estate sales and brokerage, establishment of condominium ownership, development of management regulations, construction management and consulting, renovations and restorations. 3. **Taxes**: Corporate taxes, value-added tax, income and wealth taxes for private individuals, special taxes, tax declarations, and representation before tax authorities. The company thus offers comprehensive services in the areas of finance, real estate, and taxes.

Walser Möbel GmbH 

Oberterzen · Since 2015

The core activity of Walser Möbel is the manufacture and sale of custom-made furniture made of wood and other materials, with wood being the primary raw material. The company offers a wide range of furniture, including lighting, bathroom furniture, chairs, benches, coffee tables, tables, sideboards, bedroom furniture, and accessories. The furniture is crafted with artisanal perfection and is often unique, as it is tailored to the individual needs of customers.

Walter Zellweger GmbH 

Schwellbrunn · Since 2016

The company's core activity is floristry and garden design, particularly the creation of flower arrangements, decorations and exhibitions for various occasions such as weddings, events and funerals, as well as the design of gardens and terraces. The company also operates an online shop where customers can purchase flowers and decorative items.

W. Angehrn AG 

Turbenthal · Since 1980

The core activity of W. Angehrn AG is the treatment and protection of masonry and concrete, particularly in the areas of fire protection technology, sealing, core drilling, concrete milling and joint cutting, joint sealing, crack injection, and concrete rehabilitation. The company offers these services for new buildings, conversions, and renovations, positioning itself as an experienced specialist in this field.

Werthmüller Gartenbau GmbH 

Meilen · Since 2006

The core activity of Werthmüller Gartenbau GmbH is the planning, creation and maintenance of gardens, including garden planning, garden creation, garden maintenance and the provision of specialized services for balconies and terraces.

Wipf Bau AG 

Marthalen · Since 1998

The core activity of Wipf Bau AG encompasses the following areas: Building construction (new buildings, conversions), Civil engineering (site preparation), Demolition, Recycling, and Soil remediation. The company is thus a construction company offering a wide range of construction services.

Wohnglück GmbH 

Hünenberg · Since 2022

The core activity of Wohnglück GmbH is consulting and accompanying customers in the design and furnishing of living and working spaces, taking into account aspects such as Feng Shui, colors and living concepts, with the goal of achieving a healthy, beautiful and practical room design.

Wohnlich Bau AG Goldach 

Goldach · Since 2006

The core activity of Wohnlich Bau AG encompasses construction and civil engineering, including: * Construction: conversions, extensions, renovations, exposed masonry and clinker facades * Civil engineering: exposed concrete and hydraulic engineering. The company thus offers a wide range of construction services, from small customer orders to comprehensive construction activities.

WohnWerk2 Architektur & Design GmbH 

Dornach · Since 2016

The core activity of WohnWerk2 Architektur & Design GmbH is the provision of services in the field of interior design and architecture, particularly the planning and implementation of individual living space solutions tailored to the personality and character of the occupants.

W. Örtig AG 

Eschenbach Sg · Since 2013

W. Örtig AG is a construction company carrying out structural and civil engineering works, providing scaffolding, core drilling, milling and other customer-specific services, and offering general contracting.

Wullschleger Dachkran GmbH 

Strengelbach · Since 2011

The core activity of Wullschleger Bedachungen AG encompasses the planning, execution and maintenance of roofing and façade work, including: pitched roof work, flat roof work, façade construction (ventilated façade systems), sheet metal work (custom-made solutions for pitched and flat roofs), timber construction (timber structures), solar systems (photovoltaic systems) and crane work (with own cranes). The company thus offers a comprehensive range of services around the building envelope.

Wyttenbach Schreinerei AG 

Bern · Since 2020

The core activity of Wyttenbach Schreinerei AG is the manufacture of solid wood furniture and interior fittings, including carpentry, interior construction, kitchens, bathroom furniture, wardrobes and furniture design, using high-quality materials and regional Swiss wood, with a focus on timeless design, robustness, practicality and durability.

ZEBRA AG 

Stetten Ag · Since 2001

The core activity of ZEBRA GARTEN & POOL is the planning, design and maintenance of gardens and pools, including the construction of swimming ponds, natural and biopools, as well as the execution of gardening and garden maintenance work such as lawn care, stone gardens, green roofs and garden lighting.

Zihlmann Bedachungen Holzbau Spenglerei GmbH 

Frenkendorf · Since 2000

The core activity of Zihlmann GmbH encompasses the provision of services in the areas of roofing, timber construction, and sheet metal work. Specifically, the company offers the following services: Roofing (e.g. skylights), Timber construction (e.g. carports, wooden grates for terraces), and Sheet metal work (e.g. facade cladding). As a full-service provider, the company takes care of planning, execution, and project management in these areas.

Zimmerli Baumanagement GmbH 

Umiken · Since 2022

The core activity of Zimmerli Baumanagement GmbH is the planning and execution of construction projects, including new buildings, extensions, conversions and renovations, with a focus on sustainable and cost-effective solutions. The company acts as a partner for builders, craftsmen and companies, offering services such as construction management, project development and implementation.

ZIN Sagl 

Tenero · Since 2000

The core activity of Zin Sagl is the design and installation of various types of sun protection and light control systems, including: sun awnings (tende da sole) in different versions (e.g. A-braccio, Cassonata, Autoportante, Vela), pergolas (e.g. Bioclimatica, A pacchetto, Vetrata, A rullo), internal blinds (e.g. plissé blinds, roller blinds, panel blinds, internal Venetian blinds), vertical blinds (e.g. zip guides, cord guides), louvers (e.g. VR 70, VR 90, GM 200, MV 90), roller shutters (e.g. Rega roll, Rega pak, Regafix 37), shutters (e.g. fixed, adjustable, sliding) and insect screens (e.g. for windows and doors). The company also offers customized solutions for specific requirements, such as the design of sun protection systems for pools, grills or historic buildings, as well as the replacement of fabrics for existing systems.