Specialized Construction Installations

GP Insektenschutz GmbH 

Däniken So · Since 2022

The core activity of GP Insektenschutz GmbH is the development, manufacture and installation of insect protection systems for windows, doors, light shafts and patio canopies. The company offers customized solutions for protection against insects, flies and mosquitoes, suitable for both private households and businesses.

L. Alimi GmbH 

Neerach · Since 2014

The core activity of L. Alimi GmbH is the planning, installation and consulting of air conditioning systems for private customers in Switzerland. The company is brand-independent and offers solutions from various manufacturers to meet the individual needs of its customers.

FM TEK Sàrl 

Prilly · Since 2019

The core activity of FMTEK includes the planning, installation, maintenance and repair of heating, air conditioning and ventilation systems. Specifically, the company offers services in the field of commercial refrigeration systems, such as the installation and maintenance of refrigerators, air conditioning systems and ventilation systems.

Winkenbach SA 

La Chaux-De-Fonds · Since 2002

Winkenbach SA is a building-technology company that designs, installs and maintains heating, ventilation and sanitary systems. Services also include bathroom renovations, water treatment and industrial air-handling solutions such as cleanrooms and pressurization.

Frei Montagen GmbH 

Pfäffikon Zh · Since 2023

The core activity of Frei Montagen is the assembly, repair and renovation of garage doors, including the disassembly of old doors, the installation of new doors, the renovation of the threshold and the drive.

Keller Treppenbau AG 

Urtenen-Schönbühl · Since 1975

The company is primarily engaged in the manufacture and distribution of stairs and dining tables, specializing in the individual design and production of these products. The core activity includes the planning, production and assembly of stairs and dining tables, as well as consulting and supporting customers in selecting and adapting these products to their individual needs.

Storenbau - Daki AG 

Wetzikon Zh · Since 2016

The core activity of Storenbau-Daki AG is the manufacture, sale and installation of shading systems such as sun blinds, roller shutters, louvre shutters and insect screens, as well as the performance of repairs and maintenance work on these systems.

Tiro Ofenbau AG 

St. Gallen · Since 1986

The company's core activity is the construction of fireplaces, particularly the planning, consulting and installation of individual heating solutions such as tile stoves, storage heaters and fireplaces, with a focus on sustainability, energy efficiency and design.

Hydro-Arco Sagl 

Ligornetto · Since 2005

The core activity of Hydro-Arco Sagl is the installation of various technical systems and plants, in particular: * Installation of RVCS systems (Heating, Ventilation, Air Conditioning, Sanitary) * Installation of heating systems * Installation of sanitary and water systems * Installation of air conditioning and ventilation systems * Installation of fire protection systems * Lattoneria (installation of roof and wall cladding) * Impermeabilizzazioni (installation of waterproof coatings) * Metalcostruzioni (manufacturing and installation of metal structures) The company thus offers a wide range of services in the field of technical building equipment.

Litex AG 

St. Gallen · Since 1959

The core activity of LITEX AG is the development and implementation of advertising technology solutions, particularly in the field of outdoor and indoor advertising, including illuminated advertising, digital signage, screen printing, industrial solutions, rebranding, and service and maintenance. The company offers a wide range of services, from consulting and planning to the implementation and maintenance of advertising media, as well as the complex handling of advertising and rebranding projects.

Weidenbach Storen AG 

Deitingen · Since 2024

The core activity of Weidenbach Storen AG is the manufacture, installation and repair of sun blinds, roller shutters, louvre shutters, venetian blinds, interior shading systems, as well as the automation and repair of these products in the Solothurn region and its surroundings.

Hofmann et Meier Sàrl 

Lausanne · Since 2025

The company serrurier-swiss.ch is a locksmithing company specializing in the manufacture, installation and repair of locks and other security systems.

autour de la maison fenêtres & isolation SA 

Arzier-Le Muids · Since 2008

The company 'Autour de la Maison' offers a wide range of services in the field of building energy efficiency and renovation. The core activities include: exterior thermal insulation (facade insulation), window and door installation (including design and installation), carpentry, energy efficiency consulting and planning, project management for renovation and construction projects, and coordination of various specialists and companies for comprehensive solutions. The company also provides specialized services such as applying for subsidies, calculating energy consumption values, and selecting insulation materials.

KälTech GmbH 

Lausen · Since 2021

The core activity of Kältech GmbH is the planning, consulting, installation, maintenance and repair of climate technology systems, particularly heat pumps, air conditioning systems and ventilation systems, for various fields of application such as residential buildings, office buildings, restaurants, hotels and leisure facilities.

Staub Heizungen AG 

Steckborn · Since 1979

The core activity of Staub Heizungen AG is the planning, installation and maintenance of heating and ventilation systems, including heat pumps, district and local heating, pellet heating, log wood heating, chip wood heating, gas heating, oil heating, condensing technology, heat distribution, underfloor heating, radiator heating, hot water and solar systems, as well as residential ventilation and air conditioning.

Thomas Nyffenegger, Grünobjekte und 4xS Systeme Schutz Sicherheit Service 

Reinach Bl · Since 1999

The core activity of 4xS Systeme is consulting, planning and implementing solutions for the protection and security of single-family homes, particularly in the areas of: insect protection, light shaft covers, pleated and Duette systems, entrance doors and windows, and security systems for doors and windows. The company offers its customers competent consulting and timely implementation of solutions to keep their homes safe and protected.

Gilgen Storen AG 

Gossau Sg · Since 2017

The core activity of Gilgen Storen AG is the planning, manufacture and installation of sun protection systems and shading solutions for buildings, including louvre shutters, roller shutters, window shutters, awnings, glass roof systems, conservatory shading and pergola awnings. The company also offers repair services and custom-made solutions.

Junova GmbH 

Murgenthal · Since 2017

The core activity of Junova is the manufacture and distribution of products for the outdoor area of houses, in particular: terrace decking, privacy screens, pergolas, fences, terrace canopies, and grill areas. The company also offers assembly partners and consulting services to support customers in designing and equipping their outdoor spaces.

Muller Energies SA 

Meinier · Since 1999

The core activity of Muller Energies SA is the planning, installation, maintenance and optimization of heating, ventilation and air conditioning (HVAC) systems for buildings, with the aim of minimizing energy consumption and increasing energy efficiency. To this end, the company also offers specialized services such as energy audits, maintenance and repair of systems, as well as the implementation of energy management systems like the "Système GE".

Renova-Roll AG 

Samstagern · Since 1997

Renova-Roll AG provides sun and weather protection solutions, offering products such as roller shutters, lamella/venetian blinds, awnings, sliding shutters, roller grilles, pergolas and insect screens. The company supplies consultation, planning, installation, repair and after-sales service.