General Contractors

Invertronix GU AG 

Spreitenbach · Since 2013

Genoro Generalunternehmen GmbH 

Schönengrund · Since 2024

The core activity of Säntis Transport GmbH encompasses a wide range of services, including: * Transport (safe and efficient transportation of goods) * Moving (smooth and professional moving services) * Cleaning (thorough and professional cleaning services, including move-out cleaning) * Disposal (professional waste disposal) * Demolition (safe and precise demolition work) * Passenger transport (safe and comfortable transportation of people) * Car rental (flexible and affordable car rental) The company positions itself as a full-service provider of logistics and transport services, offering individual solutions for its customers.

B+S Invest AG 

Widnau · Since 2017

B+S Invest AG provides construction consulting, construction management and general contractor (total contractor) services, and works in project development, residential and commercial construction as well as renovations.

B+S Projekt GmbH 

Widnau · Since 2015

B+S Projekt GmbH provides construction consultancy, construction management and general contracting services, and supports project development, residential and commercial construction, renovations and land transactions.

Maulini Entreprise Générale SA 

Satigny · Since 2021

Maulini Entreprise Générale SA is a construction company (maître constructeur) carrying out new-build projects, major renovations and façade insulation and maintenance. It acts as a general contractor providing all-trades construction services for residential, industrial and administrative buildings, and undertakes renovation, transformation and real-estate development work.

Villvert SA 

Bussigny · Since 1994

The core activity of Villvert SA is construction and real estate development, particularly the planning and realization of construction projects in the areas of: wood construction, concrete construction, transformation and extension of existing buildings, and general contracting for construction projects. The company also offers services such as planning and realization of villas, multi-family houses and renovations.

Gysin Immobilien AG 

Hölstein · Since 1987

Landolfi AG 

Oberentfelden · Since 2003

Landolfi AG is a general contractor and provider of construction and interior services spanning real estate & general contracting, interior fit-out, building services (heating, sanitary, solar) and kitchens & bathrooms. The company handles planning and execution of residential, office and commercial projects and offers a showroom for kitchens and bathrooms.

KMP Architektur AG 

Wettingen · Since 2003

KMP Architektur AG provides comprehensive architectural services and project development, including design, detailed planning and construction management. The firm handles construction realization, land and property development and refurbishment projects, accompanying assignments from planning through handover.

Kräuchi + Partner AG 

Wettingen · Since 1989

Kräuchi + Partner AG is an architectural firm providing design and detailed planning, construction management and project delivery, as well as land and property development and renovation services.

Mächler Generalunternehmung AG 

Lachen Sz · Since 1970

The core activity of Mächler Generalunternehmung AG is the development and construction of residential properties, particularly owner-occupied and rental apartments in the Zurich Lake and Glarus regions. The company is involved in the planning, realization and marketing of residential construction projects.

P+S Haus AG 

Oberentfelden · Since 2022

Ridis Generalunternehmung GmbH 

Kaiseraugst · Since 2022

The core activity of RIDIS GmbH is the provision of services in the construction industry, particularly in the areas of: * Painting work (façades, walls, ceilings, wood) * Plastering work (rendering, smooth surfaces) * Façade renovation (protection and aesthetic enhancement of properties) * Scaffolding construction * Flooring (installation of laminate, parquet, vinyl, etc.) * Drywall construction (room design with partition walls and ceiling cladding) The company offers these services to private and commercial customers and accompanies construction projects from the initial idea to completion.

Bücheler Baumanagement AG 

Amriswil · Since 2003

Bücheler Baumanagement AG provides project development, execution planning and general contracting for residential and commercial buildings, and also handles property sales and rentals.

Bücheler Services AG 

Amriswil · Since 2014

Bücheler Services AG provides architectural and general-contracting services, including project development, execution planning, and the sale and rental of residential and commercial properties.

solHaus AG 

Lohn-Ammannsegg · Since 2013

The core activity of solHaus AG is the planning and execution of construction projects, including architecture, construction management and real estate management.

Bay Management AG 

Konolfingen · Since 1970

Bay Management AG is a construction company providing building and civil engineering services, including renovation and remodeling work, hazardous‑material remediation, demolition and removal, pipe jacking, and other specialist site services.

Erne Bau AG 

Egerkingen · Since 1983

Erne Bau AG is a construction company that operates as a builder and as a general and total contractor, providing main construction services including building construction, civil engineering, renovation, conversion and property maintenance.

Gehrig AG Generalunternehmung 

Wil Sg · Since 2006

Gehrig AG Generalunternehmung carries out construction projects of up to 50 residential units under the management of Otto Gehrig, working with local planners and client organisations. The unit provides general contracting services and offers building, civil engineering, renovation and refurbishment works.

Jampen AG 

Seftigen · Since 2021

Jampen AG is a company specialising in timber construction, window manufacturing and joinery. Its services include renovations, new builds, interior finishing, mass timber works, custom windows and doors, decking and floor installations, and repair services.