General Contractors

ISG (Schweiz) AG 

Zurich · Since 2008

The core activity of ISG is the provision of services in the field of interior fit-out and engineering services, particularly for various industries such as retail, gastronomy, offices, logistics, high-tech manufacturing and processing, life sciences, pharma and research. The company offers fit-out services and engineering services and focuses on the realization of projects in these areas.

ISOWALL AG 

Zurich · Since 2009

The core activity of IsoWall AG is the planning, manufacture and installation of facades for buildings, particularly made of wood, Corten steel and stone.

ITB AG Immoinvest Tor zum Bielersee 

Ittigen · Since 2022

ITCH SOCIETÀ D'ARCHITETTURA SA 

Paradiso · Since 2013

ITCH SOCIETÀ D'ARCHITETTURA SA is an architecture practice working on projects at various scales and disciplines, including architecture, urban design, interiors and product design. The studio provides services such as conceptual masterplanning and space-planning, design coordination and regulatory approvals, cost and schedule control, construction supervision, and support for property management and maintenance.

ITS Generalunternehmung AG 

Zurich · Since 2023

The core activity of ITS Generalunternehmung AG is general contracting in the construction industry.

IVAN COSTRUZIONI SAGL 

Giubiasco · Since 2005

The core activity of Ivan Costruzioni Sagl is the planning and execution of construction projects, including new buildings, renovations and refurbishments, as well as providing services in the construction industry, such as managing construction sites, coordinating craftsmen and selecting materials.

Jabez AG Generalunternehmung 

Tann · Since 2002

The core activity of Jabez AG is general contracting, indicating that the company acts as the main contractor for construction projects and assumes overall management and coordination of construction projects.

Jaccard Sàrl 

Crissier · Since 2021

JACQUES PYTHON S.A. 

Crans-Montana · Since 1989

Joos GPI AG 

St. Moritz · Since 2021

The core activity of JOOS GPI is general planning for interior fit-out and owner representation.

JPF Construction SA succursale de Tafers 

Tafers · Since 2007

JPF Construction SA succursale de Tafers is a construction company providing roadworks, railway works, earthworks, pipeline and equipment works, and the construction of bridges and other civil engineering structures. Its services also include masonry and reinforced concrete work, building renovation, turnkey project development and related infrastructure services.

K42 AG 

Glattpark (Opfikon) · Since 2017

Kägi & Schnabel Architekten AG 

Basel · Since 2007

Kamb Partner GmbH 

Dietikon · Since 2020

Kamb Partner GmbH provides integrated services for property management and sales as well as planning, installation and maintenance of building services and electrical systems.

keiserwerk ag 

Arbon · Since 2009

Kevin Jans Architektur GmbH 

Buttisholz · Since 2014

The core activity of Kevin Jans Architektur GmbH is the provision of architectural services.

KIBAG BAUSTOFFE SCHOLLBERG AG 

Trübbach · Since 2008

Kistle Invest AG 

Sarnen · Since 2010

The core activity of Kistle Invest AG is the general contracting for the creation of real estate, including planning, construction and renovation of buildings. The company provides comprehensive services in construction matters and assumes the general planning and execution of construction projects.

KMP Architektur- und Generalunternehmungs AG 

Unterägeri · Since 2002

The core activity of KMP Architektur und Generalunternehmung is the planning and realization of construction projects, including architectural services and general contracting, as well as construction-related services such as appraisals, feasibility studies, and return on investment calculations. The company specializes in the construction of single-family homes, townhouses, multi-family homes, commercial buildings, renovations, and office expansions.

Konak Immobilien GmbH 

Baar · Since 2020