Specialized Construction Activities

Amseil GmbH 

Bellwald · Since 2022

AP-San-Tech AG 

Chur · Since 2023

AQUA DESIGN AB Sàrl 

Lausanne · Since 2021

AQUA DESIGN AB Sàrl provides planning, installation, stocking and maintenance of freshwater and marine aquaria, and sells aquarium equipment and ornamental fish for private and commercial clients.

Aqua Solution GmbH 

Galmiz · Since 2023

Arifi GmbH 

Bern · Since 2007

Art'Beton Sàrl 

Romanel-Sur-Lausanne · Since 2024

AS Demontage GmbH 

Regensdorf · Since 2023

AS Demontage GmbH provides demolition, dismantling and deconstruction services, including complete building gutting (entkernung). The company carries out partial and full demolitions, dismantling of structures and technical installations, and guttings for renovation projects with attention to structural and environmental aspects. Services are offered to private, commercial and industrial clients.

ATA Color Sagl 

Mezzovico · Since 2013

ATA Color Sagl provides interior and exterior painting and coating services for private and public projects. Its offerings include washable paints, decorative plasters and glazes, resins, concrete remediation, wood treatments, thermal insulation and anti-graffiti coatings, and the company performs technical consultations and free on-site inspections using certified materials.

Atlantic Services Sàrl 

Lausanne · Since 2022

The core activity of Atlantic Services is the planning, consulting and realization of construction projects, particularly in the field of windows, doors, facades, metal constructions and glass fences. The company offers a wide range of products and services, including the delivery and installation of windows, doors, facades and other building elements, as well as the manufacture of custom-made metal constructions such as railings, stairs and glass fences.

AWZ Bau AG 

Glattbrugg · Since 2000

Baederprofi GmbH 

Jegenstorf · Since 2023

The core activity of Aeberhard Baederprofi GmbH is the renovation, modernization and repair of bathrooms, including the installation, replacement and repair of bathtubs, showers, whirlpools and other bathroom components.

Batiwell, Entreprise Intégrale du Bâtiment Sàrl 

Nyon · Since 1995

Baugeschäft Midi Biel GmbH 

Biel/Bienne · Since 2024

BB Fenster GmbH 

Wil Sg · Since 2010

Beri Montage Sàrl 

Le Mont-Sur-Lausanne · Since 2022

The core activity of Beri Montage Sàrl is to provide services in the field of metal, wood and locksmithing, including assembly, supply and installation, for projects in the construction and renovation industry. Specifically, this includes the planning and execution of: metalwork (construction métallique), carpentry (bois), locksmithing (serrurerie), ventilation work (ventilation), window work (fenêtre), door work (porte) and guardrail work (garde corps). The company positions itself as a reliable partner for construction and renovation projects in the Lausanne region, Switzerland.

Beton Bohren - Fraesen Sherifi 

Romanshorn · Since 2010

The core activity of Beton Sherifi is the execution of concrete drilling and milling work, including the processing of concrete, reinforced concrete, masonry, natural stone, ceramics and other materials for various applications such as the creation of openings for windows, balconies, sanitary facilities or the installation of air conditioning systems.

Bits Technik AG 

Malters · Since 2010

The core activity of Bits Technik AG includes the planning, execution and maintenance of construction projects, particularly in the areas of skylights, metal construction, timber construction, facade construction, flat roofs, pitched roofs, lightning protection systems and scaffolding. The company offers comprehensive solutions, including consulting, planning, execution and maintenance, and emphasizes quality, rapid and reliable installations, as well as prompt customer service.

Blaise Revey Sàrl 

Sierre · Since 2014

B'noire Sàrl 

Roche Vd · Since 2017

The core activity of B'noire Sàrl is the renovation of bathrooms, particularly in the replacement of bathtubs. The company offers a quick and clean solution by removing the old bathtub and installing a new, enamelled steel bathtub, all within 24 hours. Additionally, the company also offers repair services for enamel damage.

Bolt Erdwärme AG 

Uznach · Since 2009

Bolt Erdwärme AG offers the GRD drilling system and performs radial‑angled boreholes for the installation of geothermal probes. The company provides planning and execution of drilling works including building connections, handles permits and funding applications, and advises together with partners on heat pump technology.