Construction & Architecture

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.