Construction & Architecture

Stämpfli Gartenbau 

Zurich · Since 2022

The core activity of Staempfligartenbau is the provision of services in the field of horticulture, particularly in the redesign, maintenance, upkeep and alteration of gardens, seating areas, balconies, terraces, roof gardens and playgrounds, as well as winter services.

Stark Haustechnik GmbH 

Adliswil · Since 2020

The core activities of Stark Haustechnik GmbH encompass the following areas: Sanitation: installation, renovation and servicing of sanitary facilities; Heating: installation, renovation and servicing of heating systems, including gas and oil heating systems as well as heat pumps; Ventilation: installation, renovation and servicing of ventilation systems, including new and renovation projects; Energy consulting (MuKEn): professional consulting and planning in the field of energy efficiency and optimization; Renovation and servicing: execution of renovation and refurbishment work as well as servicing of existing facilities; Emergency service: 24/7 service for emergencies and malfunctions in the above-mentioned areas.

Stawin AG 

Pfungen · Since 1981

The core activity of Stawin AG is the development, manufacture and distribution of industrial doors and security doors, as well as the provision of services such as door construction, door maintenance and door repair.

Steiger Gartenbau GmbH 

Marbach Sg · Since 2015

The core activity of Steiger Gartenbau GmbH is the planning, design, renovation and maintenance of gardens, including greening, planting, construction of visual protection, paving, walls, stairs, water features and lighting. The company also offers exclusive extras such as garden subscriptions, plant care and lawn care.

Steiner Garten- und Teichbau GmbH 

Aesch (Neftenbach) · Since 1999

The core activity of Steiner Garten- und Teichbau GmbH is the planning, design and maintenance of gardens, ponds and trees, including the construction of stone gardens, walls and other garden structures. The activities include: garden construction and design, pond construction and design, tree care and maintenance, and the construction of stone gardens and walls. The company offers individual solutions for customers and advises on the planning and implementation of garden and pond projects.

STEINHAUER SA 

Chavannes-Les-Forts · Since 2015

The core activity of Steinhauer SA is the manufacture and production of custom-made interior fittings, including kitchens, furnishings and carpentry work, in its own workshops.

Stenzo GmbH 

Dietwil · Since 2018

The core activity of Stenzo GmbH is the manufacture and installation of shutters, particularly wooden shutters, as well as providing services in the field of carpentry, such as renovations, 1:1 reproductions and insect protection.

Stern Gartenbau AG 

Walchwil · Since 2022

The company's core activity is the provision of services in the field of horticulture, particularly in the areas of garden maintenance, garden design, cemetery maintenance and interior greening.

Stettler Gartenbau 

Seuzach · Since 1999

The core activity of Stettler Gartenbau is the planning, design, implementation and maintenance of gardens and outdoor facilities, including the creation of stone gardens, water features, plantings, lawns and other garden facilities. The company also offers services such as pruning, maintenance and repair of existing gardens.

Steudler Ramonage SA 

La Chaux-De-Fonds · Since 2013

The core activity of Steudler Ramonage SA is the inspection and cleaning of heating systems, heating appliances and flue gas ducts in buildings and apartments, particularly in the context of the statutory obligations of property owners and tenants.

Steurer Ladenbau AG 

Rebstein · Since 1990

The core activity of Steurer Ladenbau AG is the construction and fitting out of bakeries, pastry shops, delicatessens, restaurants and other retail stores. As a full-service provider, the company offers individual solutions from planning to implementation, and has an experienced team of architects, planners, project and construction managers, as well as a network of skilled craftsmen and logisticians.

Stieger Heizungen 

Altstätten Sg · Since 1999

The core activity of Stieger Ofenbau is the manufacture and construction of ovens, fireplaces, soapstone ovens, chimney ovens, whole-house heating systems, as well as related products and services such as tile cladding, wall cladding, metalwork and outdoor fireplaces.

Stieger Ofenbau AG 

Altstätten Sg · Since 1993

Stieger Ofenbau AG designs, manufactures and installs stoves, fireplaces and stove systems for whole-house heating. The company also provides tile and wall cladding installations, metalwork services, outdoor fire features, and planning with 3D visualizations, including delivery and assembly.

Stutzer AG 

Beinwil (Freiamt) · Since 1995

The core activity of Stutzer Gartenbau is gardening and garden maintenance, including planning and care of gardens and natural areas.

Sunnegarte AG 

Wilen B. Neunforn · Since 1986

Sunnegarte AG designs, plans, constructs and maintains gardens, park areas and urban green spaces; services include garden planning, natural-stone construction, paving, planting and ongoing maintenance with attention to ecological considerations.

Swiss Baumanagement AG 

St. Gallen · Since 2015

Swiss Baumanagement AG provides project planning, execution planning and construction management services for residential and commercial building projects. Services include feasibility studies, cost control, client representation, project coordination and warranty management.

TAF Taucharbeiten AG 

Lyss · Since 2006

TAF Taucharbeiten AG performs constructive underwater construction and provides professional industrial diving services for standing and flowing waters, technical installations and contaminated media. Its services include pipe inspections and laser surveying, sludge removal with the Mudmaster, multibeam hydrography, shore wall repairs, harbour and jetty works, operations in wastewater treatment plants and nuclear facilities, ROV inspections, and specialized products such as MTA systems and magnetic manhole lifters.

Tanner Architektur GmbH 

Appenzell · Since 2024

The core activity of Tanner Architektur is the planning and realization of construction projects, particularly in the fields of architecture and interior design. The company offers services such as needs analysis, design, planning, tendering, construction management and project management to support customers in realizing their construction projects.

Targo Specialty Products AG 

Mettmenstetten · Since 1998

The core activity of Targo AG is the development, manufacture and marketing of products for the airtight building envelope, in particular vapour barriers, under-roof membranes, windproofing and associated adhesive technology.

Tecnofer Sagl 

Lugano · Since 2002

The core activity of Tecnofer Sagl is the supply and installation of steel reinforcements.

Tectus Abdichtungen GmbH 

Grenchen · Since 2019

The core activity of Tectus Abdichtungen GmbH is the execution of sealing works for roofs, garages and basements.

Terratech AG 

Zurich · Since 1989

The core activity of Terratech AG is the provision of services in the field of earth and special foundation engineering, including: excavation pits, engineering works, excavation pit securing, special foundations, building demolition and underpinning, earthworks, demolition works, and earth probes. The company offers innovative and cost-effective solutions based on technical expertise and sound engineering knowledge, and carries out the work with its own modern earth and special foundation engineering equipment.

Terza Natura GmbH 

Hausen Am Albis · Since 2008

The core activity of Terza Natura Gartenjuweliere is the planning, consulting and implementation of garden designs, particularly Japanese stone gardens and English gardens. This also includes gardening and the visualization of designs.

T. Fässler AG 

Sitterdorf · Since 1994

The core activity of T. Fässler AG encompasses the manufacture and sale of wood products, particularly carpentry, timber construction and windows.

TIGESTIM SA 

Bioggio · Since 1989

TIGESTIM SA is a commercial real estate developer and project manager that designs and delivers office, logistics and retail spaces. Its architects and engineers provide concept design, construction supervision and tenant fit‑outs.

Tim Schmid Paysages 

Boussens · Since 2015

The core activity of Tim Schmid Paysages is the provision of services in the field of landscape gardening and horticulture. This includes in particular: garden, park and outdoor area maintenance (e.g. lawn care, weed control, fruit tree and rose care); creation and new installations of gardens, terraces and outdoor areas (e.g. plantings, stone and woodwork); tree care and pruning (e.g. crown pruning, removal of dead wood); creation of special landscape elements (e.g. dry stone walls, wooden terraces). The company also offers specialized services such as the care of large trees and the execution of work in difficult-to-reach areas (e.g. rope technology).

TJCA SA 

Chêne-Bougeries · Since 2009

TJCA SA is an architecture studio providing architectural design, interior and furniture design, and the execution of fit-out projects. Its portfolio includes work for hotels, retail stores, offices and hospitality/spa environments.

Toldo Strassen- und Tiefbau AG 

Sevelen · Since 1995

Toldo Strassen- und Tiefbau AG provides construction services in road and civil engineering as well as underground and utility line works. Its services include natural stone and paving work, landscaping, demolition/earthworks, construction material recycling and the construction of sports facilities such as tennis courts and multifunctional courts.

Toldo Strassen- und Tiefbau AG Landquart 

Landquart · Since 1992

Toldo Strassen- und Tiefbau AG Landquart provides road and civil engineering services, including road construction and utility/groundwork installation. The company also offers natural stone and paving work, landscaping, material recycling, demolition/earthworks and construction of sports facilities such as tennis courts.

Toro Clean AG 

Cham · Since 1989

Toro Clean AG provides property maintenance and facility management services, including caretaking, garden maintenance, cleaning and technical upkeep of building installations. Services also include winter operations, waste removal, repair services and a 24‑hour emergency response, plus specialised cleaning such as façade and graffiti removal.

Tout en bois Sàrl 

Leysin · Since 2020

The core activity of the company "Tout en bois" consists of the manufacture and sale of wood products for the garden and outdoor area, in particular: garden chalets, carports, garden houses, garden furniture, pergolas, fences, garden sheds, and caravans. In addition, the company also offers construction and renovation services for chalets.

Trachsel Kunststein AG 

Oetwil Am See · Since 1991

The core activity of Trachsel Kunststein AG is the traditional manufacture of artificial stone products as well as the provision of services in the field of concrete and stone processing, including the production of concrete elements, the execution of road and civil engineering works (e.g. Tempo 30 roads, trapze), the carrying out of relocation and foundation work, renovations as well as drilling and cutting of concrete.

Treier AG 

Schinznach Dorf · Since 2013

The core activity of TREIER AG is the provision of construction services, particularly in the fields of building construction, civil engineering, plastering, suction dredging, renovation, extension, refurbishment and monument preservation. The company offers a wide range of construction services and is involved in the planning, execution and maintenance of construction projects for private, industrial and public clients.

TRIBU Architecture SA 

Lausanne · Since 2000

The core activity of TRIBU Architecture is the planning and realization of architectural projects, particularly in the areas of residential construction, urban development and sustainability. The company offers services such as architecture, urban planning, interior design and project management, and works closely with various partners and clients to develop innovative and sustainable solutions for the design of cities and communities.

Trocktech AG 

Olten · Since 2008

Trocktech AG provides water damage remediation, building drying and dehumidification services, including cavity/insulation-layer drying, flat-roof drying, leak detection and temporary construction heating.

Trocktech AG 

Sins · Since 2014

Trocktech AG provides water damage restoration, building drying and leak detection services, including insulation-layer and flat-roof drying and construction heating. The company operates a 24/7 emergency service and uses certified technicians together with modern drying equipment.

Tschannen Gartenbau GmbH 

Murzelen · Since 2008

Tschannen Gartenbau GmbH provides garden planning, new garden construction and garden renovation as well as ongoing garden and grounds maintenance. Services include earthworks, construction of paths, terraces and stairs, irrigation and lighting systems, planting and pond/pool construction.

Tschannen Grabpflege GmbH 

Murzelen · Since 2008

Tschannen Grabpflege GmbH provides garden and landscape services, including garden maintenance, planting, lawn care and upkeep of outdoor areas. The company offers tailored maintenance plans and services for private and institutional clients.

Tschanz Architektur AG 

Schönried · Since 1992

Tschanz Architektur AG provides architectural services including studies and project development, planning, execution and construction management, as well as interior design work for new builds, renovations and refurbishments.

Tschudin AG Möbel- und Bauschreinerei, Basel 

Basel · Since 2014

The core activity of Tschudin AG is the planning, manufacture and installation of interior fittings, kitchens, door systems, room systems and laboratory equipment, as well as the provision of services such as repair, replacement, maintenance and inspection for property owners and administrators.

Türex AG 

Montlingen · Since 2014

The core activity of Türex is the manufacture and distribution of windows, doors, balcony railings and other building elements, particularly in the areas of: window and front doors (also in aluminum and plastic), balcony and terrace doors, balconies and railings (in steel, glass and with perforated metal), patio covers, glazing, canopies, special steel constructions, insect screens, and aluminum shutters. The company also offers consulting, planning, installation and service for these products.

Tüss GmbH 

Stein Sg · Since 2017

The core activity of Tüss GmbH is tent construction, particularly the construction of permanent tents, protective roofs and tent interior fittings for camping purposes.

Uberti Frères & Cie SA 

Martigny · Since 1989

Uberti Frères & Cie SA is a construction company providing building, civil engineering and equipment rental services. Its activities include construction and renovation of residential and industrial buildings, road and bridge works, retaining walls and river embankments, and rental of concrete pumps, mixers and crane trucks.

UBERTI Construction SA 

Martigny · Since 2020

UBERTI Construction SA is a construction company that carries out residential and industrial building projects, including renovations and exterior works. It also performs civil engineering and infrastructure works such as roads, bridges, retaining walls and pipelines, and offers equipment rental of concrete pumps, mixers and truck cranes.

Ueli Scherrer Holz-Werke.ch GmbH 

Kirchberg Sg · Since 2019

The core activity of Ueli Scherrer Holz-Werke.ch is the manufacture and assembly of wood products, particularly in the areas of carpentry, joinery and woodturning. This includes the planning and realization of wood construction projects, such as carports, terrace decking, stairs, handrails, furniture and interior fittings, as well as the production of wood products like screens, wardrobes and tables.

Ulrich Gartenbau AG 

Küssnacht Am Rigi · Since 2021

The core activity of Ulrich Gartenbau is the provision of services in the field of garden maintenance and landscaping. This includes, in particular, the care and maintenance of existing garden facilities as well as the planning and implementation of new installations. The company offers personal and professional advice in a wide range of areas in gardening and landscaping, and is committed to sustainable gardening and ecological construction methods.

URBA AG 

Schöftland · Since 2005

URBA Türen + Tore GmbH provides consulting, sales, project management and professional installation of windows, doors, gates and loft doors. The company supplies systems in aluminium, PVC, timber or hybrid, including exterior doors (aluminium, wood, steel), interior doors (wood, glass, steel) and sectional and industrial garage doors.

Uro Bauwerk AG 

Steffisburg · Since 1995

The core activity of Uro Bauwerk AG encompasses general contracting, total contracting, and property management, particularly in the construction and real estate sectors. This includes the planning, development, administration, and marketing of properties such as single-family homes and multi-family homes, as well as the execution of construction projects.

Urs Graf Bedachungen AG 

Heiden · Since 2007

The core activity of Urs Graf Bedachungen AG is the provision of services in the field of roofing, facades and scaffolding. Specifically, this includes the planning, execution and maintenance of: roofing (pitched roof, flat roof, thermal insulation), facades (facade construction, facade renovation, facade renovation) and scaffolding (scaffolding, emergency roofs, sight protection, repairs). The company also offers comprehensive consulting services for building renovation or new construction and is mainly active in the Appenzell Vorderland region.

Urs Thür AG, Küchen Fenster Türen 

Altstätten Sg · Since 2012

The core activity of Urs Thür AG is the manufacture and distribution of high-quality furniture and interior fittings, particularly kitchens, bathrooms, cabinets, showers, windows and doors, as well as consulting, home delivery and installation of household appliances.