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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint744,173 companies indexed · Last updated: today
DirectoryConstruction & Architecture

Construction & Architecture

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48'323 companies found

RWB Valais SA, succursale de Sierre Logo

RWB Valais SA, succursale de Sierre 

Sierre · Since 2018

Civil Engineering Firms
View profile5(3)
RWB Jura SA Logo

RWB Jura SA 

Porrentruy · Since 1980

RWB Jura SA is an engineering and planning firm offering services in land‑use planning, water (drinking water and wastewater) management, energy, environmental studies, geology/geotechnics, civil engineering and information systems (BIM, GIS). It provides consulting, studies, project management and technical solutions for infrastructure and environmental projects.

Civil Engineering Firms
View profile5(3)
RWB Jura SA, succursale de Delémont Logo

RWB Jura SA, succursale de Delémont 

Delémont · Since 2018

Civil Engineering Firms
View profile5(3)
RWB Neuchâtel SA Logo

RWB Neuchâtel SA 

Neuchâtel · Since 2003

RWB Neuchâtel SA is an engineering and consulting firm providing planning and project services in land-use planning, water (drinking water and wastewater systems), energy, environmental studies, geology and geotechnics, civil engineering, and information systems (GIS, BIM, software development).

Civil Engineering Firms
View profile5(3)
RWB Valais SA Logo

RWB Valais SA 

Martigny · Since 2008

Civil Engineering Firms
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RWB Vaud SA Logo

RWB Vaud SA 

Yverdon-Les-Bains · Since 1993

RWB Vaud SA provides engineering and consultancy services in land-use planning, water (drinking water and wastewater), energy, environmental studies, geology/geotechnics, civil engineering and information systems (GIS, BIM, software development), supporting projects through planning, execution and operation.

Civil Engineering Firms
View profile5(3)
RWB Vaud SA, succursale de Lavey-les-Bains Logo

RWB Vaud SA, succursale de Lavey-les-Bains 

Lavey-Les-Bains · Since 2016

Civil Engineering Firms
View profile5(3)
Sablisol SA Logo

Sablisol SA 

Cressier Ne · Since 2007

The core activity of Sablisol SA encompasses the following areas: Tightness work (Etanchéité), Sanitation and maintenance of concrete (Assainissement), Surface blasting (Sablage), and Floor resin coating (Résine de sol). The company thus provides services in the field of construction and renovation technology, particularly with regard to the maintenance and renovation of concrete and other surfaces.

Building MaintenanceSealing & Insulation
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SAF (solutions anti-feu) Sàrl Logo

SAF (solutions anti-feu) Sàrl 

Collombey · Since 2021

The core activity of SAF Sàrl is to provide services in the field of fire safety, particularly in the insulation and installation of fire doors and other solutions to prevent and combat fires.

Building Maintenance
View profile5(3)
Sägesser GmbH Holzbau und Montagen Logo

Sägesser GmbH Holzbau und Montagen 

Kirchberg Be · Since 2007

The core activity of Sägesser GmbH is the construction of wooden buildings and the execution of assembly work in the fields of carpentry, joinery and timber construction. This includes the planning, development and production of demanding joinery work, such as furniture, cladding, stairs, windows and bathrooms, as well as the installation of windows, doors and other building elements. The company also offers rental services for inclined lifts and furniture lifts.

Timber Construction & Carpentry
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Sagi Holzbau GmbH Logo

Sagi Holzbau GmbH 

Schwarzenburg · Since 2010

The core activity of Sagi Holzbau GmbH is the planning and execution of construction projects, particularly in the field of timber construction, windows and doors. The company offers services such as renovation, conversion, renovation, new construction and replacement, and works closely with customers to implement their individual ideas and concepts.

Building ConstructionBuilding Maintenance
View profile4.3(3)
Salus S.A. Logo

Salus S.A. 

La Chaux-De-Fonds · Since 1985

The core activity of Salus is in the field of health and wellness products, particularly in the manufacture and distribution of dietary supplements, herbal products and other health products.

Architecture Firms
View profile5(3)
Samuel Güpfert Garten- und Terrassengestaltung Logo

Samuel Güpfert Garten- und Terrassengestaltung 

Wil Sg · Since 2023

The core activity of Samuel Güpfert Gartengestaltung is the planning and implementation of garden and terrace designs, including planting and vegetable cultivation on terraces.

Horticulture & Landscaping
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Sandra Cortesi SA Logo

Sandra Cortesi SA 

Chur · Since 2023

The core activity of Sandra Cortesi Architektin GmbH is the planning and realization of architectural projects, particularly in the area of residential and holiday homes, renovations and refurbishments of existing buildings, as well as new constructions. The company also offers services in the field of interior design and furniture design.

Architecture Firms
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Sanifer Sàrl Logo

Sanifer Sàrl 

Sion · Since 1999

Sanifer Sàrl is a service company specializing in installation work, roofing and sealing. The core activities include: sanitary installations, metalworking (particularly for roofing and gutters), roofing (including renovations of historic roofs and specialist for the Prefa system), sealing, and heating installations (including installation, maintenance and repair). The company offers these services for new buildings, renovations and maintenance of buildings in the Romandy region (French-speaking Switzerland).

Specialized Construction Activities
View profile4(3)
Sanitär LaGo GmbH Logo

Sanitär LaGo GmbH 

St. Gallen · Since 2005

The core activity of Sanitär LaGo GmbH is the installation, renovation and maintenance of sanitary facilities, heating systems and industrial technology in Eastern Switzerland. This includes in particular: sanitary installations (e.g. renovation or conversion of bathrooms), heating system installations and maintenance, industrial technology (without further specification), and a 24-hour repair service for pipe blockages, heating system failures and water damage.

Specialized Construction ActivitiesPlumbing & Building Services
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Santini Generalunternehmung GmbH Logo

Santini Generalunternehmung GmbH 

Seon · Since 2011

Santini Generalunternehmung GmbH provides real estate services including property sales and management, as well as architectural planning and construction realization for residential and commercial buildings. The company’s offering also covers project development and the realization of new-build projects in cooperation with Santini Architektur GmbH and Santini GU GmbH.

General Contractors
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Säntis Bau AG Logo

Säntis Bau AG 

Lüchingen · Since 1980

Säntis Bau AG is a sister company of Finger AG responsible for the management and administration of the real estate portfolio. It performs property administration and acts as a contact point for property owners.

General Contractors
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Sarbach Sàrl Logo

Sarbach Sàrl 

Forel (Lavaux) · Since 2009

The core activity of Menuiserie Sarbach Sàrl is to provide services in the field of woodworking and construction, particularly in: Interior Joinery (interior woodwork), Exterior Joinery (exterior woodwork), manufacturing and installation of windows, Carpentry (roof trusses and wooden structures), and Maintenance and Renovation of properties (private and commercial). The company also offers a free estimate (quote) and has qualified employees and high-quality materials.

Interior Construction
View profile5(3)
Sareg S.A. Logo

Sareg S.A. 

La Chaux-De-Fonds · Since 1996

The core activity of SAREG is the provision of services in the field of architecture and construction, particularly in the planning, realization, and renovation of buildings, as well as in project development and management. This includes, among other things: architectural services, such as the creation of plans and designs; project management and coordination; construction execution and supervision; renovation and reconstruction of existing buildings; and the development of innovative and sustainable solutions for the construction industry. The company thus offers a comprehensive range of services that span from planning to the realization of construction projects.

General Contractors
View profile3.7(3)
Sauber+Gisin Engineering AG Logo

Sauber+Gisin Engineering AG 

Zurich · Since 1998

The company provides engineering and planning services for the construction and infrastructure of transportation routes, particularly for roads, railways and public facilities. The core activities include traffic surveys, performance calculations, network planning, parking design, sweep path analysis, access concepts, parking guidance systems, lighting and signaling, monitoring systems, communication and control technology, as well as the planning and implementation of ancillary facilities and road wastewater treatment plants.

Technical Consulting & EngineeringConstruction & Project Management
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Saurer Bau GmbH Oberhofen Logo

Saurer Bau GmbH Oberhofen 

Gunten · Since 2013

Saurer Bau GmbH Oberhofen is a construction company that carries out structural building work, extensions, renovations and external/site works including paving and outdoor areas.

Building Construction
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Savioz et Chabbey Menuiserie-charpente Sàrl Logo

Savioz et Chabbey Menuiserie-charpente Sàrl 

Grimisuat · Since 2002

The core activity of Savioz & Chabbey is the manufacture and processing of wood products, particularly in the areas of: carpentry, cabinetmaking, and timber framing. The company also offers services such as renovations, new constructions, interior finishing, furniture manufacturing and assembly.

Timber Construction & Carpentry
View profile3.3(3)
Schaer Ingénieurs SA Logo

Schaer Ingénieurs SA 

Romont Fr · Since 2019

The core activity of Schaer Ingénieurs SA is the provision of engineering services in the field of construction, particularly in the following areas: planning and implementation of construction projects (conceptual design, structural calculations, project management), civil engineering (structures, infrastructure, transportation systems, hydraulic engineering), special construction projects, project management, industrial construction, renovations and conversions, construction of villas and residential buildings, and construction of industrial halls and commercial properties. The company provides its customers with comprehensive consulting and support throughout all phases of a construction project, from planning to implementation.

Civil Engineering Firms
View profile5(3)
Schaller AG Gurmels Logo

Schaller AG Gurmels 

Gurmels · Since 2022

The core activity of Schaller AG Gurmels is the construction and realization of building projects, including new buildings, conversions and renovations. The company offers its services as a general contractor and supports customers in the planning, execution and completion of building projects.

Building ConstructionBuilding MaintenanceCivil Engineering
View profile5(3)
Schärer Solarholzbau GmbH Logo

Schärer Solarholzbau GmbH 

Wikon · Since 2024

The core activity of Schärer Solarholzbau GmbH is the planning and implementation of projects in the field of timber construction and solar energy, particularly in the installation of solar systems and the construction of timber buildings, including roof renovation, skylights, interior finishing, renovation, extension, attic conversion, carports and terrace flooring.

Timber Construction & Carpentry
View profile5(3)
Schatt Bau GmbH Logo

Schatt Bau GmbH 

Ebmatingen · Since 2002

The core activity of SCHATT BAU GmbH is the execution of civil engineering works, conversions and renovations. Specifically, this includes general civil engineering works such as utility connections, emergency services, sewer connections, excavation work for earth probes and similar services.

Building MaintenanceCivil Engineering
View profile5(3)
schatzmann ag architekten fh Logo

schatzmann ag architekten fh 

Lupfig · Since 2006

schatzmann ag architekten fh is an architectural firm providing consulting, design, building-permit submissions, execution planning, construction management and renovation services for private, commercial and public clients. The practice works on single- and multi-family housing, industrial buildings and public buildings, and documents experience with conversions, additions and Minergie-related projects.

Architecture Firms
View profile3.7(3)
Scheidegger AG, Bauingenieure & Planer Logo

Scheidegger AG, Bauingenieure & Planer 

Langenthal · Since 1979

The core activity of Scheidegger AG encompasses the provision of services in the field of civil engineering and construction, particularly in the following specific areas: settlement water management, infrastructure and hydraulic engineering, wastewater disposal, water supply, hydraulic engineering, geoinformatics, infrastructure facilities, and civil engineering. The company offers consulting, planning, implementation, and monitoring of construction projects and has many years of experience in these areas.

Civil Engineering FirmsConstruction & Project Management
View profile3.7(3)
Schenk Terrassen GmbH Logo

Schenk Terrassen GmbH 

Herrenhof · Since 2023

The core activity of Schenk Terrassen GmbH is the planning, construction and cleaning of terraces, raised beds, privacy screens and pergolas, particularly using weather-resistant materials such as BPC.

Specialized Construction Activities
View profile5(3)
Scherer Gartenbau GmbH Logo

Scherer Gartenbau GmbH 

Untersiggenthal · Since 2018

The core activity of Scherer Gartenbau GmbH is the provision of services in the field of gardening and tree care, including: garden redesign and reconstruction, garden maintenance and care, tree care including pruning, felling, and winter services such as snow shoveling and salting. The company thus offers a comprehensive range of services for the design, maintenance and upkeep of gardens and green spaces.

Horticulture & Landscaping
View profile3.7(3)
Scherer Dachservice GmbH Logo

Scherer Dachservice GmbH 

Kerns · Since 2022

The core activity of Scherer Dachservice GmbH includes the maintenance, repair and upkeep of roofs and facades, including: regular inspections and service checks, roof servicing, roofing, lightning protection systems, repair and supplementation of sealant joints, facade and roof cleaning, and flat roof sealing. The company focuses on preserving the value and extending the lifespan of buildings through regular maintenance and upkeep.

Building Maintenance
View profile5(3)
Scherrer Bau-AC GmbH Logo

Scherrer Bau-AC GmbH 

Ebnat-Kappel · Since 2012

Scherrer Bau-AC GmbH provides heating, sanitary and civil-engineering services, including installation, alteration, repair and renovation of heating and sanitary systems, and earthworks-related civil construction services.

Specialized Construction Activities
View profile5(3)
Schibu's GmbH Logo

Schibu's GmbH 

Büetigen · Since 2006

The core activity of Schibu's GmbH is the provision of services in the field of insect protection, particularly in consulting and installation of individual insect protection solutions, as well as in carrying out minor repairs in the field of carpentry. In addition, the company also offers apartment rentals.

Timber Construction & Carpentry
View profile4.7(3)
Schiesser Architektur und Bauingenieur AG Logo

Schiesser Architektur und Bauingenieur AG 

Glarus · Since 2005

Schiesser Architektur und Bauingenieur AG provides architectural, structural engineering and project consulting services. The firm’s offerings include feasibility studies and project development, design and planning, renovations and alterations, structural design, site management, owner representation, damage assessments and property valuations.

Civil Engineering Firms
View profile5(3)
Schiess Innenausbau AG Logo

Schiess Innenausbau AG 

Altstätten Sg · Since 2016

The core activity of Schiess Innenausbau AG is the provision of services in the field of interior finishing, particularly in carpentry and furniture making. The company offers individual solutions for built-in cabinets, furniture, kitchens, doors, parquet floors, windows, bathroom furniture and other interior finishing projects.

Interior ConstructionTimber Construction & Carpentry
View profile5(3)
Schiess ITI AG Logo

Schiess ITI AG 

Dübendorf · Since 2001

Schiess ITI AG is a general planner for construction projects, specializing in integral architecture, creative engineering, and cost discipline. The company's core activity encompasses the planning and realization of construction projects using Building Information Modeling (BIM) methods. This includes creating 3D models, coordinating planning and execution, and monitoring costs and timelines. The company offers its services for various construction projects, including residential and commercial buildings, and boasts a broad range of competencies, including architecture, engineering, project management, and BIM expertise.

Architecture Firms
View profile4.3(3)
schi.ke Architektur Schibler + Kehl Logo

schi.ke Architektur Schibler + Kehl 

Landquart · Since 2015

schi.ke Architektur Schibler + Kehl is an architecture and engineering practice that supports clients from planning through project realization. Services include design of new builds and renovations, interior architecture, and participation in competitions and projects for residential, school and public buildings.

Architecture Firms
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schi.ke Architektur Schibler + Kehl Logo

schi.ke Architektur Schibler + Kehl 

Zurich · Since 2021

schi.ke Architektur Schibler + Kehl is an architecture and engineering practice that accompanies clients from planning through to realization. The firm undertakes design and delivery of new-builds, renovations, competition entries and interior-architecture projects, as shown in its project portfolio.

Architecture Firms
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Schildknecht Gartenbau GmbH Logo

Schildknecht Gartenbau GmbH 

Langrickenbach · Since 2015

The core activity of Schildknecht Gartenbau GmbH includes the planning, design, construction and maintenance of gardens. This encompasses specific services such as garden planning, landscaping, new garden construction, garden renovation, planting, paving, stone walls, lawn installation, privacy screens, pergolas, garden maintenance, environmental maintenance, lawn care, pot plant overwintering, as well as the sale and installation of garden accessories like robotic lawn mowers, raised garden beds, garden fences and water features.

Horticulture & Landscaping
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Schilliger Bau GmbH Logo

Schilliger Bau GmbH 

Flawil · Since 2018

Schilliger Bau GmbH provides excavator work and earthmoving services and carries out civil engineering and pipeline/utility installation tasks as well as excavation. The company also performs demolition and site-clearance with disposal and offers exterior works and landscaping, including natural stone walls and slope/retaining solutions.

Civil Engineering
View profile3.7(3)
Schilliger Meinrad Logo

Schilliger Meinrad 

Flawil · Since 2007

Schilliger Meinrad carries out excavator work and provides civil engineering, demolition and landscaping services. The scope of services includes excavation and pipeline installation, demolition and waste disposal, and the construction of natural stone and embankment walls.

Site Preparation
View profile3.7(3)
Schlüchter & Zürcher Holzbau GmbH Logo

Schlüchter & Zürcher Holzbau GmbH 

Oberthal · Since 2020

The core activity of Schlüchter & Zürcher Holzbau GmbH is timber construction, particularly the planning and execution of timber construction projects, including roof renovations, solar installations, staircase construction, parquet and floor covering work, as well as the renovation and new construction of buildings.

Interior ConstructionTimber Construction & Carpentry
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Schlüssel Gosteli AG Logo

Schlüssel Gosteli AG 

Zurich · Since 2000

The core activity of Schlüssel Gosteli AG is the provision of services in the field of locking systems, key services, burglary protection and door services, including the manufacture of replacement keys, the installation and repair of locking systems, as well as the execution of door repairs.

Building Maintenance
View profile3.7(3)
Schmalz & Söhne GmbH Logo

Schmalz & Söhne GmbH 

Eschlikon Tg · Since 2006

Schmalz & Söhne GmbH is a carpentry and joinery firm providing timber construction services for new builds, renovations and interior fittings. Its services include roof structures, element construction, carports, pergolas, staircases, roof windows and agricultural buildings.

Building Construction
View profile5(3)
Schmid Bautech AG Bauunternehmung Logo

Schmid Bautech AG Bauunternehmung 

Gamsen · Since 2003

The core activity of Schmid Bautech AG encompasses the execution of construction, civil engineering and special works, including: construction works (new buildings, renovations, customer-specific masonry work), civil engineering works (pipeline and canal construction, railway construction, earthworks, maintenance work), special works (building protection, renovation of concrete structures, sealing, floor coatings), natural stone works (walls, surroundings, squares), shoring works (rockfall protection nets, avalanche protection, anchorages), rockfall protection and clearing works, and maintenance work on old and traditional Valais houses. The company thus offers a wide range of services in the construction sector.

Building ConstructionCivil Engineering
View profile5(3)
Schmid Garten AG Logo

Schmid Garten AG 

Sempach · Since 2019

The core activity of Schmid Garten AG is garden and landscape construction, including services such as garden maintenance, garden design and coordination, new installations, garden renovations, as well as the use of environmentally friendly products and methods to promote plant health and protect the environment.

Horticulture & Landscaping
View profile5(3)
Schmidlin Badarchitektur GmbH Logo

Schmidlin Badarchitektur GmbH 

Villmergen · Since 2022

Schmidlin Badarchitektur GmbH provides bathroom design and planning services, offering neutral, brand-independent consultancy, visualizations, product selection support and project coordination for renovations and new builds.

Architecture Firms
View profile5(3)
Schmid + Partner Baurealisation GmbH Logo

Schmid + Partner Baurealisation GmbH 

Thalwil · Since 2008

The core activity of Schmid+Partner Baurealisation GmbH is the provision of services in the field of construction management, particularly in the areas of construction management, renovation, refurbishment, conversion and realization of buildings, including multi-family, single-family, commercial and retail buildings.

Construction & Project ManagementOwner's RepresentativeReal Estate Project Development
View profile5(3)
Schmid Schreiner AG Logo

Schmid Schreiner AG 

Uetendorf · Since 2015

The core activity of Schmid Schreiner AG is the planning, production and assembly of high-quality wood products, particularly furniture, kitchens, stairs, parquet floors and interior fittings, taking into account individual customer wishes and the highest quality standards.

Interior Construction
View profile5(3)
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Frequently asked questions

Searching the directory

How the search works, what each filter means, and how the results come together.

What can I search for in the directory?
The search field matches company names, industries and places. Beyond that you can filter by Industry (18 categories based on the NOGA classification), Size (number of employees), Region (canton, language region or postal code) and Special (keywords and entry date). Filters combine freely; the active ones appear as chips below the filter bar and can be removed there individually.
How do keywords work?
Keywords search the description and stated purpose of each company — the text that goes beyond the company name. Multiple keywords are combined with OR: every additional keyword widens the set of matches rather than narrowing it.
What belongs in the postal code field?
A single postal code (e.g. 8000) or a range (e.g. 1000-1010). The field accepts postal codes only — for place names, use Canton or Language region.
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How is organisation size determined?
Size reflects the number of employees and is calculated from publicly available information by a model developed in-house. It is a best-possible estimate, not an official figure.
What does the Verified label mean?
Verified means the entry is tied to a UID (Swiss business identification number) and therefore links back to the official Swiss business register. The label speaks to the company's identity — it is not a rating of its performance.

Source: Federal Statistical Office, UID register

How do I sort the results?
Use the dropdown above the list: Relevance, Name (A–Z), Best rating, Most reviews or Longest established. You can also switch between list and map view and set how many results appear per page.