Construction & Architecture

Handwerker Reto Huber 

Oberuzwil · Since 2021

Handwerker Reto Huber provides concrete and specialist construction services, including rammed concrete (Stampfbeton), civil and water engineering, building renovations and infrastructure works. The company develops proprietary concrete mixes and supplies products such as sound‑protection walls, artificial rock formations, concrete building blocks, benches, privacy screens, concrete urns and aluminium basins, together with project consultation and execution.

Hanselmann Bau GmbH 

Liestal · Since 2018

Hanselmann Bau GmbH is a construction company providing building and masonry services from foundations to roofs. Its services include new builds, conversions, renovations, concrete repairs, lift-shaft refurbishment and customer masonry work for kitchens and bathrooms, and it works for large contractors, architects and private homeowners.

Hans Mahler AG 

Zurich · Since 2000

The core business of Hans Mahler AG encompasses the areas of carpentry, interior construction, shopfitting, special furniture, security management, security technology and locking technology. The company offers individual solutions for interior construction, access control, biometric access, escape route systems and valuables protection. It also develops and manufactures special furniture and interior construction solutions tailored to customer needs.

Hanspeter Müller Gartenbau GmbH 

Basel · Since 1997

The core activity of Hanspeter Müller Gartenbau GmbH is garden design and garden maintenance, including the planning and implementation of plant and fragrance gardens, ponds, rooftop gardens, ground coverings and dry stone walls, as well as regular garden maintenance for private individuals and property management companies in the Basel-Stadt, Basel-Land and Aargau regions.

Hanspeter Thurnherr GmbH 

Au Sg · Since 2009

The core activity of HP. Thurnherr GmbH encompasses the provision of services in the following areas: * Demolition * Excavation and rock work * Pipeline and sewer construction * Natural stone walls * Environmental work * Open groundwater management. The company thus offers a wide range of services in the construction and infrastructure sectors.

Hartenbach & Wenger AG 

Bern · Since 1991

The core activity of Hartenbach & Wenger AG includes the planning and management of construction projects in civil and structural engineering, particularly structures of bridges and buildings, excavations and utility lines, as well as renovations. This also includes specialized services such as earthquake analysis, fire safety, evidence preservation and construction damage assessment.

hashtag montagen gmbh 

Rümlang · Since 2016

The core activity of hashtag montagen gmbh is the provision of assembly services, particularly in the areas of carpentry assembly, interior finishing, fire protection assembly, kitchen construction and event/exhibition construction.

Hasler Schreinerei GmbH 

Altstätten Sg · Since 2007

The core activity of Hasler Schreinerei GmbH encompasses the manufacture and installation of furniture and interior fittings, particularly: kitchen construction, furniture production (e.g. built-in cupboards, bathroom furniture, house and room doors, corner benches, tables, cupboards), interior fitting (e.g. laying of floors in various materials such as laminate, cork, linoleum or parquet), and coordination of work with other craftsmen (optional). The company thus offers a comprehensive range of services in the field of interior fitting and furniture production.

Hauser Habitat Sàrl 

Orvin · Since 2012

The core activity of Hauser Habitat is the execution of renovation and conversion work on properties, including planning, coordination and execution of work such as kitchen conversions, insulation, flooring, wall and ceiling cladding, bathroom renovations and other construction measures. In addition, the company also offers property management services, including the management of rental properties and the execution of administrative tasks such as accounting and correspondence.

Hauswartungen Service 60 plus Röösli 

Beringen · Since 2004

The core activity of the company 'Hauswartung Service 60 Plus' encompasses the provision of services in the areas of property management, garden maintenance, household repairs, maintenance cleaning, customer masonry work, administration and transportation services, particularly for seniors and all age groups.

hb architekten ag 

Düdingen · Since 2005

The company hb Architekten is an architectural firm specializing in the planning and realization of construction projects of all kinds. The core activity of the company includes providing services in the field of architecture, including planning, design and implementation of buildings and facilities. The company offers comprehensive services, from the initial idea to the completion of the project, and places emphasis on careful and sustainable planning that meets the needs of the building owners and the environment.

Rotag construction AG 

Appenzell · Since 2016

The core activity of HB Inova AG is the provision of services in the field of building envelope renovation, particularly in facade construction, the overall renovation of properties, and the maintenance and upkeep of facades. The company also offers rental services for trailer cranes and carries out projects in the field of ventilated facades and ETICS compact facades.

HBR Architekten AG 

Thun · Since 2005

The core activity of HBR Architekten AG is the planning and realization of construction projects, in particular the provision of architectural services, such as design, planning and implementation of buildings and spaces, taking into account sustainability, building biology materials and renewable energy systems.

H. Bühlmann Bauunternehmung GmbH 

Buttisholz · Since 2001

H. Bühlmann Bauunternehmung GmbH is a construction company providing building construction (Hochbau), civil engineering (Tiefbau), demolition (Rückbau) and customer-specific construction work. The company carries out a range of construction tasks and operates its own machinery for these activities.

HD Jardin David Hämmerli 

Renan Be · Since 2012

The core activity of HD Jardin is the planning, design and maintenance of gardens and outdoor spaces. This includes in particular: design and implementation of gardens and outdoor spaces, maintenance and care of gardens, including pruning of shrubs and trees, planning and implementation of garden projects, including the creation of detailed plans and visualizations, and consulting and support in the design and maintenance of gardens and outdoor spaces.

H. Dürig, Gipser + Maler AG 

Münchringen · Since 1990

The core activity of H. Dürig Gipser + Maler AG is providing services in the field of interior finishing, particularly in the areas of plastering and painting. The company offers expert consulting, execution and sampling of works such as interior finishing, bathroom renovations, facade cleaning and other construction-related services.

Heimat Holzbau GmbH 

Münchringen · Since 2019

The core activity of Heimat Holzbau GmbH is sustainable building with wood.

Heinz Aebi Holzbau AG 

Kyburg-Buchegg · Since 2018

The core activity of Heinz Aebi Holzbau AG is timber construction, particularly the planning, manufacture and execution of timber construction projects, including new buildings, conversions, renovations, interior fittings, staircase construction, flooring, facades, carports, windows and doors, as well as specialized timber construction work for agriculture.

Heinz Lehmann Gartenbau 

Rapperswil Sg · Since 2015

Helg AG Bazenheid 

Bazenheid · Since 1997

The core activity of HELG AG is the provision of services in the construction industry, particularly new buildings, conversions, renovations and crane rentals.

Helmle AG 

Thun · Since 1974

Helmle AG is a construction company for building and civil engineering works, providing new construction, conversions, renovations and concrete repairs as well as facade insulation. In civil engineering it carries out sewer works, site development, surfacing and external works and offers specialist services such as pipeline rehabilitation, core drilling and repair/service work.

HELVETA Sàrl 

Confignon · Since 2016

The core activity of Helveta Sàrl is the provision of services in the field of waterproofing, particularly the planning, execution and maintenance of watertight solutions for various types of buildings, including: flat roofs, terraces and balconies, facades and floors, underground structures, resin and liquid waterproofing, and annual maintenance. The company offers customized solutions to meet the needs of its customers and focuses on the quality, reliability and aesthetics of its work.

Helvetica Rénovations Sàrl 

Geneva · Since 2023

The core activity of Helvetica Renovations is the execution of renovation works in the real estate sector. The company offers customized renovation solutions, from project planning to the execution of the work and the handover of the renovated property.

Hermann Meyer AG 

Siselen Be · Since 1993

The company's core activity is the provision of architectural and real estate services, particularly in the areas of renovations, new constructions and the trade of farmhouses and old properties near Bern and Biel. This also includes services such as building planning, construction management, space planning and real estate sales.

Hermann und Lüthi AG 

Winterthur · Since 1993

The core activity of Hermann and Lüthi AG is carpentry, particularly the manufacture and installation of furniture, cabinets, kitchens, doors, bathroom furniture and other wood products. The company also offers services such as interior finishing, repairs and restoration of wood objects. Additionally, it performs CNC contract work.

H + H Réalisation SA 

Sion · Since 2018

H + H Réalisation SA is a company offering civil engineering, architectural and real-estate services, including surveying and planning for building and infrastructure projects such as structures, roads, tunnels and water systems.

HL Gartenbau GmbH 

Oftringen · Since 2023

The core activity of HL Gartenbau GmbH is landscape design and garden maintenance, including a wide range of services such as gardening, garden maintenance, janitorial services, building cleaning, civil engineering, composite stone, paving, plantings, turf, marl coatings, environmental work, winter pruning, lighting and pool design.

H.M. Storenbau GmbH 

Niederglatt Zh · Since 2018

The core activity of H.M. Storenbau GmbH is the planning, installation, repair and maintenance of indoor and outdoor shading systems, including awnings, roller shutters, canopies and insect protection systems.

hoch-drei Verglasungen AG 

Olten · Since 2024

The company HOCH³ Verglasungen AG specializes in the planning, consulting and installation of glass glazing for residential and commercial spaces. They offer solutions for the transition between indoor and outdoor spaces, such as balconies, terraces and seating areas, using products made of glass, aluminum and wood.

hochform AG 

Netstal · Since 2018

The core activity of hochform AG is the provision of services in the field of architecture and construction management, particularly in the planning, construction management and realization of construction projects, as well as in the renovation and upgrading of existing properties. The company offers a comprehensive package of services, ranging from architectural planning to construction management and building management.

Hochreuter Sanitär GmbH 

Gipf-Oberfrick · Since 2025

Hochuli Schreinerei GmbH 

Reitnau · Since 2000

The core activity of Hochuli Schreinerei GmbH is the manufacture and distribution of carpentry products, particularly windows, kitchens, bathrooms, rooms, doors and furniture. The company also provides interior finishing and construction management services.

Hofer Tiefbau AG 

Oberembrach · Since 2014

The core activity of Hofer Tiefbau AG includes civil engineering works, in particular: * Well constructions and renovations * Drainage works * Slope stabilizations * Basement drainage * Pipeline construction (sewer, water, district heating) * Stream constructions * Granite stone walls * Paving works * Trenchless pipeline construction * Controlled pressing In addition, the company also offers special services such as: * 24-hour emergency service for water pipe breaks and other emergencies * Environmental works (e.g. riding arenas, dressage squares, pond construction)

Thalrent AG 

Bösingen · Since 1997

Thalrent AG provides timber-construction and roofing services, including element construction, façades, carports, interior finishing, renovations and timber buildings for commercial or agricultural use. The company also lists consulting for building permits, liaison with authorities and coordination with other trades as part of its services.

Hofmann Holzbau GmbH 

Rorbas · Since 2010

Hofmann Holzbau GmbH is a carpentry and timber-construction company offering project management, interior fit-out, exterior timber structures and formwork for concrete. Services listed include ceiling and wall claddings, laminate/click flooring, insulation, carports, canopies, pergolas and façade work.

Holzart AG Innenausbau, Küchen, Fenster 

St. Stephan · Since 1979

Holzart AG Innenausbau, Küchen, Fenster is a joinery company that designs and manufactures interior fittings, custom kitchens and windows. The firm produces windows and doors (including solid wood, wood/metal and lift-and-slide systems) in its own workshop and uses a CNC 5-axis milling machine for production and assembly.

Holzbau Aachtal Immobilien GmbH 

Ennetaach · Since 2002

The core activity of Holzbau Aachtal GmbH is timber construction, particularly carpentry and prefabricated construction, as well as interior finishing. This includes cutting and erecting exterior walls and roof trusses, building timber elements, and interior finishing with modern and traditional materials such as reclaimed wood.

Holzbau Helfer AG 

Lurtigen · Since 2010

The core activity of Holzbau Helfer AG is the execution of carpentry work, particularly in the areas of: renovations and restorations of listed buildings, joinery work in interior construction, carpentry and wood constructions, wooden facades and interior construction, element construction and reinforcement of existing structures, and joinery, floors, doors and windows, benches and tables, and cabinets. The company also offers services such as consulting, planning and execution of carpentry projects.

Holzbau Hofmann Dänzer AG 

Bösingen · Since 2009

Holzbau Hofmann Dänzer AG provides planning, consulting and execution services in carpentry, bespoke timber work and roofing. Its offerings include element construction, façades, interior fit-outs, carports, renovations and support with permits, energy-related measures and coordination with authorities and other trades.

Holzbau Leuthardt AG 

Rümlingen · Since 1988

The company is primarily active in the field of timber construction and window construction, particularly in the manufacture and installation of windows, facades and other timber construction components. It offers regional quality work and places emphasis on environmental friendliness and circular economy.

Holzbau Roy Hänggi AG 

Zwingen · Since 2018

The core activity of Holzbau Roy Hänggi AG is the planning and execution of timber construction projects, including carpentry work, timber system construction, roofing, roof renovations, terrace floors and facade renovations. The company also offers services in the field of timber modular construction, structural engineering and carports.

Holzbautech Rotten AG 

Oberwald · Since 1996

The core activity of Holzbautech Rotten AG is carpentry and timber construction, including planning, consulting and execution of timber construction projects.

Holz & Funktion AG 

Wauwil · Since 2011

Holz & Funktion AG (H&F) is a Swiss company specializing in the development and delivery of object-specific component solutions for building construction. The company's core activities include the areas of room acoustics, dry flooring, construction and building envelope. H&F offers comprehensive services for innovative building, including planning, execution and consulting. The company is also active in the field of wood processing and distribution, offering planed timber products and blow-in technology. Furthermore, H&F also offers rental of office and business premises.

hölzig gmbh 

Trachslau · Since 2012

The core activity of hölzig gmbh is timber construction, particularly providing services in the areas of joinery, roofing, timber element construction, renovation, facades, building thermography, roof windows and timber construction planning.

Holz-Schneider GmbH 

Biglen · Since 2018

The core activity of Holz-Schneider GmbH is the provision of services in the field of timber construction and carpentry, including joinery work, carpentry work, window and door manufacturing, flooring, kitchen and furniture manufacturing, as well as facade and roofing work.

Holz- und Elementbau Krattiger GmbH 

Lustdorf · Since 2009

The core activity of Krattiger Holz- und Elementbau GmbH is the production of custom-made wood products and the construction of commercial and agricultural buildings, particularly barns, halls and outbuildings. In addition, the company offers general contractor services, where it takes over the complete construction process from planning to completion.

Holz und Stolz GmbH 

Würenlingen · Since 2022

The core activity of the company "Holz und Stolz GmbH" is the manufacture and processing of wood products, in particular furniture, as well as the provision of services in the field of wood processing, such as CNC machining, surface treatments and custom-made furniture.

Holzwerkstatt Felsberg AG 

Felsberg · Since 2019

The core activity of Holzwerkstatt Felsberg AG is carpentry, specializing in interior construction, stairs and furniture consulting, with a focus on regional wood and sustainability.

EITAN SA 

Semsales · Since 2021

The core activity of Home Partners Immobilier S.A. encompasses the following areas: * Real Estate: Sales, brokerage and management of real estate, including administration of condominiums (PPE) * Construction and Renovation: General contracting for the construction of buildings, villas and other structures, including masonry, civil engineering, interior finishing and renovation * Trade in Building Materials: Sales of building materials and interior finishing products, including a wide range of products such as furniture, electrical appliances, sanitary installations and worktops.

Hönig Architektur GmbH 

Küttigen · Since 2007

The core activity of Hönig Architektur is the provision of architectural services, including planning, design and construction management of building projects.