General Contractors

Ennio Ferrari Holding SA 

Lodrino · Since 2018

Ennio Ferrari Holding SA is a construction company providing building and general contracting services, civil engineering, paving and railway works. The company’s services also include asbestos remediation and real estate activities.

Idealbau Architektur AG 

Bützberg · Since 2021

Idealbau Architektur AG is an architecture and general‑contracting firm providing residential construction services, including turnkey standard houses at fixed prices, bespoke new builds, renovations, and multi‑family housing and development projects.

Jego AG 

Hünenberg · Since 1988

The core business of Jego is the general contracting of real estate projects, including development, realization, marketing, management and administration of residential and commercial properties.

KOCH AG 

Büttikon Ag · Since 1965

KOCH AG is a construction company active in architecture, timber construction and real estate. It provides services from feasibility and design through execution planning and construction management, delivering single- and multi-family homes, commercial and industrial buildings, renovations and extensions. KOCH AG also markets properties and supports clients through the purchase process, including financing and handover.

ALPENDA SA 

Tolochenaz · Since 2022

ALPENDA SA is a construction company that manages new-build and renovation projects for residential and functional buildings. Its services include construction management, technical purchasing and BIM services, as well as support services for building projects.

Wepfer Bauprojekte GmbH 

Schaffhausen · Since 2024

The core activity of Wepfer Bauprojekte GmbH is the execution of construction projects, conversions and renovations, including planning, consulting, implementation and management. The company offers comprehensive solutions for new buildings, facade work, interior design and other construction-related services.

G. Zehnder AG Generalunternehmung 

Birmenstorf Ag · Since 1968

G. Zehnder AG Generalunternehmung provides scaffolding systems and general construction services. Offerings include façade, tower, suspended and industrial scaffolds, as well as construction works such as concrete and steel structures, external insulation, renovations, waterproofing and utilities/drainage works.

Handwerker Allround GmbH 

Ebmatingen · Since 2003

The core activity of Handwerker Allround GmbH is the provision of comprehensive craftsmanship services for private and commercial customers in the greater Zurich area. This includes, among other things: general contracting, renovations, bathroom renovations, painting, plastering, flooring, repairs, tile laying, carpentry, and demolition work. The company thus offers a wide range of craft services tailored to the needs of its customers.

Ringger Tanner Partner AG 

Affoltern Am Albis · Since 1979

Ringger Tanner Partner AG is a real estate firm offering comprehensive services in property management, leasing, sales and advisory services for residential and commercial properties. Services include technical, administrative and accounting management, full rental and sales mandate handling, property valuations and support on tax and financing matters.

az Holz AG 

Liestal · Since 1989

The core activity of az Holz AG encompasses the planning, development and realization of construction projects, particularly in the field of timber construction, as well as the creation of real estate. The company offers comprehensive solutions for construction and residential projects, including architectural services, sustainable building systems and property management.

Daluz Gonzalez & Partner AG 

Rapperswil Sg · Since 2014

Daluz Gonzalez & Partner AG is an architectural firm providing design and planning services for residential buildings and interior architecture. The firm works on various building typologies—multi‑family housing, single‑family houses and villas—and coordinates project-specific specialists such as structural engineers and building services planners.

Entreprise Ropraz SA 

Romont Fr · Since 1977

The core activity of Ropraz SA is to provide services in the fields of construction and engineering, particularly in the areas of: * Building construction (masonry, concrete, excavation, demolition) * Civil engineering (infrastructure projects) * General contracting * Construction site management * Development and sale of real estate. The company thus offers a comprehensive range of construction services and is active throughout the Swiss Romandy region.

C.C. F&B Management SA 

Martigny-Croix · Since 2014

C.C. F&B Management SA provides property development, architectural services, general contracting, real-estate promotion and financing. It plans and delivers building projects from design through completion across residential, commercial and tourism sectors.

C.C. & W.K. SA 

Martigny-Croix · Since 2013

C.C. & W.K. SA provides architectural services, general contracting, real estate development and financing. It manages projects from design through construction and carries out development and sales activities for residential, commercial, tourist and administrative properties.

CHRISTIAN CONSTANTIN SA 

Martigny-Croix · Since 2020

CHRISTIAN CONSTANTIN SA is a firm providing architecture, general contracting, real estate development and financing services. It delivers architectural design, construction management, property promotion and financial services for residential, commercial, tourist and public projects, overseeing assignments from concept through completion.

Montebello AG, Kies- und Betonwerk 

Pontresina · Since 1982

Montebello AG, Kies- und Betonwerk produces aggregates (gravel, sand, crushed stone) and ready-mix concrete, processes recycled construction materials and provides transport services with its own fleet. The company’s production is certified according to relevant EN standards and quality is regularly monitored.

Zaugg Bau AG Thun 

Thun · Since 2023

Zaugg Bau AG Thun is a construction company carrying out building and civil engineering projects and providing maintenance and renovation services. Offerings include residential and industrial building, road and utility works, repairs and refurbishments, specialties such as wine-cellar construction and asbestos remediation, and a container rental service.

Axim SA 

Lugano · Since 2007

Axim SA is a general contractor and real estate services company offering property development, design, construction, and sales and rental services for residential, commercial and hotel projects. Its services include land and property acquisition, architectural and interior design support, construction works including special foundation works, supply of building materials, façades and flooring, metal construction and property management for turnkey developments.

BEG LEMAN SA 

Meyrin · Since 2022

The core activity of BEG LEMAN SA is high-end construction and renovation services in Switzerland, particularly in the cantons of Geneva and Vaud. This includes: The construction of villas and other high-end buildings; Comprehensive renovations and refurbishments of existing buildings; The execution of building extensions and additions; The creation of studies, calculations, and optimizations for construction projects. The company positions itself as a general contractor for the entire construction value chain.

Haizmann Baumanagement GmbH 

Münchenstein · Since 2024

Haizmann Baumanagement GmbH acts as a general contractor, coordinating construction projects from contract signing to planned handover. Services include project planning and execution for renovations and new installations, demolition and masonry, hazardous-material remediation, leak detection and water-damage repair, heating and sanitary systems, electrical installations, plastering and painting, tiling, flooring, carpentry and kitchens, windows and doors, landscaping, and interior architecture for bathrooms and kitchens.