Construction & Architecture

Keramik-Baselland-Boz GmbH 

Ziefen · Since 2017

The core activity of Keramik-Baselland-Boz GmbH is the planning and installation of floor and wall coverings, particularly ceramics, natural stone, glass mosaics and artificial stone, for both interior and exterior areas. This also includes specialized work such as the installation of balcony and staircase coverings, industrial floors, as well as silicone and general repair work.

KIBAG Bauleistungen AG 

Emmen · Since 2004

KIBAG Bauleistungen AG provides road construction, civil engineering and deconstruction services. The site includes contact details and downloadable brochures describing its service offerings.

Kirchmeier Handwerk AG 

Siegershausen · Since 2020

Kirchmeier Handwerk AG is a carpentry workshop that designs and manufactures kitchens, cabinets and custom furniture as well as doors and windows. The company also undertakes renovation and remodeling projects, installs parquet and terrace flooring, and carries out repairs.

Klemens Dudli AG - Denkmalpflege und Architektur 

Wil Sg · Since 2007

The core activity of Klemens Dudli AG is monument preservation and architecture, particularly in the repurposing and renovation of old buildings, monuments and historic buildings. The company provides comprehensive consulting and support for conversions, extensions and renovations, as well as monument preservation expertise and appraisals for private and public building owners.

KM Fensterbau GmbH 

St. Margrethen Sg · Since 2012

The core activity of KM Fensterbau GmbH is the manufacture and installation of windows, doors, glass and wood constructions, as well as interior finishing, facade construction and carports. The company offers individual solutions for new building and renovation projects and advises builders, architects and homeowners on planning and execution of window and door systems.

Knupp Bau AG 

Eich · Since 2006

KOHLER baut 

Wangs · Since 2024

The core activity of the company "Kohler Baut" is the provision of construction services of all kinds, in particular: masonry work, renovations and conversions of kitchens, basement rooms, screed extensions and other rooms, laying of floor coverings of all kinds, repairs of tile and floor coverings inside and outside, redesign of terraces and seating areas, and transportation. The company thus offers a comprehensive range of construction services for private and business customers.

Kolly AG 

Vinelz · Since 1975

Kolly AG is a construction company that provides building and civil engineering services, including single- and multi-family houses, renovations and demolitions, as well as utility installation, sewer and road construction.

königlich bauen GmbH 

Uerkheim · Since 2015

königlich bauen GmbH is a construction and masonry company providing renovation, extension and conversion work. Services include masonry (excavation, demolition and disposal), plastering, natural stone walls and floor slabs, and custom outdoor fire/grill installations.

Konstibau GmbH 

Unteriberg · Since 2020

The company Konstibau GmbH is a construction company whose core activity lies in the planning, execution and realization of construction projects. The specific activities include: building construction (e.g. single-family and multi-family homes, commercial and agricultural buildings), civil engineering (e.g. road construction, stream corrections, bridges), new constructions and renovations, demolition, special construction, hydraulic engineering and environmental construction. The company thus offers a wide range of services in the field of construction.

Kraft Holzbau AG 

Münster Vs · Since 1980

The core activity of Kraft Holzbau AG is wood processing and interior construction in the construction industry, including the processing of gypsum fiber boards, roof constructions, carpentry in block, frame and element construction, as well as traditional joinery work.

Kramer Gartenbau 

Lurtigen · Since 2016

The core activity of Kramer Gartenbau is the design, planning, modification and maintenance of gardens, including the use of natural stones, garden maintenance, tree pruning, winter pruning and the laying of turf.

Krebotec AG 

Cham · Since 2014

The core activity of Krebotec AG is the accurate, meticulous and professional realization of floor coverings, including seamless floor coverings, decorative coatings, floating screeds, renovation/coating as well as visible grinding, refinement and refreshing of floor coverings.

Kreis Gebäudetechnik AG 

Winterthur · Since 2023

The core activity of Kreis Gebäudetechnik AG is the planning, execution and maintenance of sanitary, heating and ventilation systems for residential and commercial properties, including consulting, new construction, bathroom renovation, repairs and service work.

Krubau AG 

Lucerne · Since 1997

The core activity of Krubau AG is civil engineering, particularly the realization of projects such as underground house connections, renovation of lines (water, sewage, electricity, etc.) and general civil engineering works.

Kruegel Paysagiste 

Buttes · Since 2014

The core activity of Kruegel Paysagiste is the provision of services in the field of garden and landscape construction, including: maintenance (care and maintenance of gardens and outdoor facilities), creation (design and construction of gardens and outdoor facilities), and snow removal (winter snow clearing). The company offers these services to private individuals, housing cooperatives, administrations, and municipalities.

KSC Bau AG 

Aesch Bl · Since 2022

The core activity of KSC BAU AG is the planning, execution and consulting of construction projects, including new buildings, conversions, renovations and turnkey buildings, with a focus on quality assurance, accountability, helpfulness and optimal time management.

KÜHNIS AG 

Oberriet Sg · Since 1974

Kühnis AG is a construction company specializing in sustainable energy production and environmentally friendly construction projects. It generates energy using solar power and feeds excess energy into the grid. The company also offers consulting services in this field.

Kuithan Architekten GmbH 

Zurich · Since 2013

Kuithan Architekten GmbH is an architectural practice providing design and construction-phase planning for new and existing buildings, with experience in restoration of historic fabric and collaboration with specialist consultants.

Kuno Holdener Gartenbau GmbH 

Ebmatingen · Since 2003

Kuno Holdener Gartenbau GmbH designs, constructs and maintains nature-oriented gardens and green spaces. Services include planting, construction of ponds and natural-stone works, terrain modelling and ongoing garden maintenance; the firm is certified as a Bioterra specialist contractor.

Kurt von Känel 

Uttwil · Since 1995

The core activity of Känel Gartenbau is the planning, design and implementation of garden construction projects, including planting, pond construction, paving, retaining walls, drainage and playground design.

Kurz Gartengestaltung AG 

Bretzwil · Since 2021

The core activity of the company "Kurz Gartengestaltung AG" consists of planning, designing and maintaining gardens, including regular maintenance work, upkeep and property maintenance, with the goal of realizing individual garden dreams for customers and transforming them into a valuable living and residential space for humans and nature.

LAND SCHAFFT GmbH 

Sursee · Since 2015

The core activity of LAND SCHAFFT is landscape architecture. The company offers services in the planning and design of outdoor spaces, such as parks, gardens, playgrounds and other public and private open spaces.

Lands & Urban Architecture Aymeric Boireau 

Yverdon-Les-Bains · Since 2016

The core activity of lands&urban Architecture is the planning and design of outdoor spaces, particularly in the field of landscape architecture. The company offers services such as the conception and implementation of public spaces, residential areas, corporate parks and other outdoor spaces, with a focus on creating optimal environments for users.

LAUBSPUR GmbH 

Hinterforst · Since 2013

Laubspur GmbH is a gardening and landscaping company specializing in the design and maintenance of natural gardens. The core activities include the planning, creation and maintenance of gardens and outdoor spaces, taking into account ecological and aesthetic values. This also includes the creation of various habitats and small structures such as dry stone walls, wild hedgerows and meadows.

L'Autre paysage Sàrl 

Collombey · Since 2011

The company 'L'Autre Paysage' is a landscape architecture and gardening company specializing in the planning, design, and maintenance of gardens and outdoor spaces. The core activities include consulting and planning garden projects, implementing garden designs, and maintaining gardens, including work on trees, plants, and other elements of garden design. The company emphasizes close collaboration with customers to understand their wishes and needs and to bring their garden dreams to life.

LAVISA Schreinerei - Menuiserie, Balija 

Courtaman · Since 2018

LAVISA Schreinerei - Menuiserie, Balija manufactures custom kitchens and furniture and provides joinery services. The company produces bespoke interior fittings, operates a showroom and offers quotations on request.

LBG Goldau, Ländliche Baugenossenschaft 

Goldau · Since 1965

The company's core activity is providing services in the field of construction execution, including consulting and supporting customers with their construction projects, as well as the sale and rental of building materials and agricultural supplies. The company also offers specialized services such as general construction, agricultural buildings, environmental work and customer-specific projects.

L. Candrian AG 

Ilanz · Since 1977

The core activity of L. Candrian SA is the provision of services in the construction sector, particularly in building construction, civil engineering, renovation, spring catchments, core drilling and snow removal. The company offers individual solutions for various projects such as residential buildings, holiday homes, extensions, work under monument protection and water supplies.

Le Collectif SA 

Carouge Ge · Since 2013

The core activity of the company "Le Collectif SA" is the provision of engineering services in the field of construction, particularly in the areas of timber engineering and civil engineering. The company offers solutions for the planning, design and implementation of construction projects, including new buildings, renovations and refurbishments of buildings, bridges, footbridges and other infrastructure projects.

LEDER Garten- + Landschaftsbau 

Zurich · Since 2000

The core activity of Leder Gärten is the planning, design and execution of garden and landscape construction projects, including garden architecture, landscape design, plantings, stonework, dry stone walls, parking lot design and renovations of gardens and outdoor facilities.

Lehmbau Georg Paul 

Laufen · Since 2015

The core activity of Lehmbau Georg Paul is the planning, consulting and execution of construction projects with a focus on ecological and natural building materials such as clay, lime and straw. The specific services include: clay construction, house building, plastering, drywall construction, masonry, painting, consulting for ecological and sustainable building, and courses and hands-on construction sites for ecological and sustainable building. The company focuses on creating healthy and sustainable living spaces and offers individual and personalized solutions for customers.

Léman Construction SA 

Servion · Since 2017

The core activity of Leman Construction SA is the provision of comprehensive services in the field of construction and renovation work, including: masonry, tiling, demolition, painting and plastering, small works, gardening and landscaping, sanitary and kitchen installations, electrical work, excavation, flooring and parquet. The company offers these services for various types of projects, including residential, commercial, public and infrastructure projects.

Leuenberger AG, Bauunternehmen 

Zell Lu · Since 1967

Leuenberger AG, Bauunternehmen provides milling and service work for roads and shafts, including cold milling/pavement cutting (widths 500–2000 mm, depths 3–300 mm), shaft milling (diameters 300–1400 mm) and removal of height-adjustable manhole covers. The company also offers dry cleaning of milled surfaces, transport services with its own trucks and workshop and on-site repair services.

Leuenberger Dienstleistungen AG 

Zell Lu · Since 2002

Leuenberger Dienstleistungen AG provides cold milling (pavement milling), shaft/manhole milling, extraction of height-adjustable shaft covers, dry cleaning of milled surfaces and transport services. The company operates road milling machines, dry-cleaning carriers and transport vehicles.

Leusi-Bau Leuenberger 

Oberkulm · Since 2004

Leusi-Bau Leuenberger is a construction company providing masonry and renovation services with a focus on bathroom renovations. Services listed on the website include masonry, plastering and tiling, demolition and garden work, installations and site management, plus sanitary, heating, ventilation and climate system work and bathroom planning.

Leutenegger Gartenbau AG 

Frauenfeld · Since 2007

The core activity of Leutenegger Gartenbau AG is the planning, design and implementation of individual gardens and outdoor spaces, with a focus on creating unique and unforgettable living spaces.

LGJ Bau GmbH 

Zuchwil · Since 2018

The core activity of LG-Bau includes the planning and execution of construction and garden projects, including: construction of natural stone and composite stone surfaces for footpaths, seating and parking areas; garden design for single-family and multi-family homes; road and civil engineering works; demolition and excavation works. The company thus offers comprehensive services in the field of construction and garden architecture.

Libertas Immobilien AG 

Sursee · Since 2020

The core activity of Meinfertighaus is the planning, consulting and realization of prefabricated houses for private and business customers. The company offers individual solutions for builders who want to realize their dream homes in prefabricated construction and supports them in designing and implementing their building ideas.

Linder Architektur GmbH 

Weggis · Since 2005

The core activity of Linder-Architektur Weggis is the planning, consulting, management and supervision of commercial and private construction projects, including architecture, construction management, interior design, residential design and building biology.

Linearch GmbH 

Zurich · Since 2009

The core activity of Linearch GmbH is architecture, particularly the planning and execution of residential construction projects, new buildings, renovations and studies.

LIRRIGAZIONE SAGL 

S. Antonino · Since 2004

The core activity of L'Irrigazione Sagl is the planning, implementation and installation of irrigation systems for various application areas, including: automatic irrigation systems, irrigation systems for football pitches, irrigation systems for gardens, irrigation systems for orchards and vegetable gardens, and automatic plant irrigation systems. The company offers its services throughout the Canton of Ticino and positions itself as a competent and reliable partner for the implementation of efficient and water-saving irrigation systems.

Lissag AG 

Büsserach · Since 2001

The core activity of Lissag AG is the provision of services in the field of water and gas supply, specifically: water pipeline construction, gas pipeline construction, pikette deployments, house connection lines, reservoir cleaning, drinking water sampling, plant construction, sewage pipeline construction, and winter services. The company thus offers a comprehensive range of services for the installation, maintenance, and repair of water and gas pipelines as well as related facilities.

Lizards Sàrl 

Geneva · Since 1999

The core activity of Lizards is the sale and installation of fireplaces (chimneys) as well as related services such as consulting, training and after-sales service. In particular, the company specializes in bioethanol fireplaces and also offers other types of fireplaces such as gas and electric fireplaces.

Loosli Holzbau Willisau AG 

Willisau · Since 2019

The core activity of Loosli Holzbau Willisau AG is timber construction, particularly the planning, manufacture and assembly of timber structures, including carpentry and wood processing.

Lorandi Gartengestaltung AG 

Amriswil · Since 1996

The core activity of Lorandi Gartengestaltung is the planning, design, maintenance and care of gardens. This includes in particular: garden design and planning, garden construction and installation, garden maintenance and care, lawn maintenance and care, care of borders, shrubs, perennials, roses, flowers and trees, planting and maintenance of hedges and trees, design and installation of water features, fountains and other garden features, construction of screens, walls and other garden structures, and the sale of plants and accessories. The company thus offers a comprehensive range of services for the design and maintenance of gardens.

Louis Richard Ingénieurs Conseils S.A. 

Orbe · Since 1979

Louis Richard Ingénieurs Conseils S.A. is an electrical engineering consultancy that carries out design, project implementation and site supervision. Its services cover electrical networks (medium and low voltage), safety systems (fire and gas detection, inert gas extinguishing), backup power and photovoltaic systems, IT and communication networks including structured cabling, distribution panels and industrial automation, building automation, lighting and security/surveillance systems.

Louis Richard Ingénieurs Conseils S.A., succursale d'Orbe 

Orbe · Since 2001

Louis Richard Ingénieurs Conseils S.A., succursale d'Orbe is an electrical engineering consultancy providing design, construction planning and site supervision. Its services cover electrical networks (medium and low voltage), safety systems (fire and gas detection, inert-gas extinguishing), power supply (backup generators, cogeneration, photovoltaics), IT and structured cabling, distribution and industrial automation, lighting, home automation and security/video surveillance.

Loureiro GmbH 

Bertschikon (Gossau Zh) · Since 2017

The core activity of Loureiro GmbH is gardening and garden maintenance, including services such as garden planning, gardening, masonry, paving and garden redesign. The company offers individual solutions for private and commercial customers in the Zurich Lake and Uster region, with a focus on sustainable and low-maintenance garden design.

Lucas Pizzelli Sàrl 

Moudon · Since 2018

The core activity of Lucas Pizzelli Sàrl is the planning, implementation and maintenance of outdoor facilities, including garden maintenance and design, as well as the transformation of outdoor spaces. The company offers services such as garden maintenance, landscape design and planning, and has a team of diploma-holding landscape gardeners with many years of experience.