General Contractors

Arnold Planung Architektur GmbH 

Wohlen B. Bern · Since 2019

The core activity of Arnold Architektur is the provision of architectural services, including planning, design and implementation of construction projects.

ARshift Sàrl 

Lausanne · Since 2020

ARshift Sàrl is a total construction company offering a mass timber building system inspired by ancestral methods that enables disassembly and recycling of building parts or entire structures. The firm carries out transformations, rehabilitations and renovation projects.

ARTEC Holding AG 

Dagmersellen · Since 2013

The core activity of ARTEC Holding AG encompasses the provision of services related to construction and real estate. This includes: Architecture: Design, planning, and realization of modern houses, apartments, public buildings, and age-appropriate housing. Real Estate: Management, rental of apartments, sale of residential property, financing options, and real estate development. Renovations/Conversions: Renovation, conversion, or new construction of buildings with high quality standards, cost and deadline reliability, and specialized expertise. Engineering Services: Specialized services in civil and special foundation engineering, concrete construction, steel construction, timber construction, etc., as well as planning and construction engineering services. Overall, the company offers a comprehensive range of services for planning, implementation, and management of real estate and construction projects.

ARTEKDESIGN Sàrl 

Geneva · Since 2019

The core activity of Artekdesign is the planning and realization of architectural projects, particularly in the field of sustainable and energy-efficient construction. The company offers services such as architecture, design, renovation, and construction management, focusing on creating unique and sustainable spaces.

Artisan Bois Sàrl 

Bulle · Since 2023

The core activity of Artisan Bois Sàrl is carpentry and cabinetmaking, particularly in the manufacture, assembly and restoration of furniture, kitchens, parquet and other wood products. The company also offers services in the field of interior design and interior and exterior space planning.

Artizy Sàrl 

Le Lignon · Since 2020

Artizy Sàrl is a renovation and construction company that manages projects from concept and permitting through on-site execution. Its services include house and apartment renovations, energy retrofits and insulation, painting, plumbing, electrical and carpentry works, bespoke kitchens and project coordination.

ARTOO AG 

Giswil · Since 2010

ARTOO AG is an architecture and design firm that provides project planning, construction management and total contracting services. Its project list includes single-family houses, residential and commercial buildings, retail fit-outs and renovation and extension projects.

Art Oser GmbH 

Basel · Since 2024

Art Oser GmbH is an architectural office providing design, planning, project and construction management, as well as consultancy and cost planning. The firm carries out studies, building-permit procedures and execution oversight, emphasizing careful modernization and the preservation of buildings.

ArtPro SA 

Satigny · Since 2012

The core activity of ArtPro SA is general contracting (Entreprise Générale) in the construction industry in Switzerland, particularly in the Suisse Romande region.

ARTS AT HOME PROPERTY AG 

Kilchberg Zh · Since 2017

The core activity of Arts At Home Property AG is the provision of professional interior design services for residential and commercial properties, including consulting, planning, design and implementation of interior spaces, with the goal of creating timeless and functional spaces tailored to the needs and desires of customers.

ARTTESA AG 

Bern · Since 2008

The core activity of arttesa is the planning, development and realization of individual spatial solutions in the fields of architecture, interior design and exterior and garden design. The company offers comprehensive and independent consulting and support from a single source, from analysis to conception, planning and material procurement to the implementation of construction projects with the highest design and quality standards.

Artur Bucher Architekten GmbH 

Lucerne · Since 2001

The company's core activity is architecture, particularly the planning and design of buildings and spaces.

Arvinte Architektur Atelier GmbH 

Zurich · Since 2022

The company is an architectural firm specializing in various aspects of building construction, including planning, design, visualization, model making, and construction project management. Additionally, the company also offers services in the fields of furniture and object design, photography, web design, and graphic design. The company's core activity thus encompasses the planning, design, and realization of buildings and spaces, as well as the creation of visualizations and models for these projects.

ASA Bau GmbH 

Baar · Since 2024

ASA Bau GmbH provides waterproofing and renovation services for buildings and civil engineering structures. Its services include waterproofing for above- and below-ground construction, system waterproofing (Weisse Wanne / Weisse Wanne Plus), joint sealing, and renovation works such as crack injection, coatings and horizontal barriers.

ASanto Generalbau GmbH 

Felben-Wellhausen · Since 2005

The core activity of A. Santo GmbH primarily encompasses the areas of general construction, real estate rental and sales, as well as property management and maintenance work. Additionally, the company offers kitchens and kitchen appliances from various brands.

A. Somogyi AG 

Romanshorn · Since 1981

The company A. Somogyi AG is an architectural firm and general contractor specializing in the planning, realization, and execution of construction projects. The core activities include: Architecture: Design and planning of buildings, particularly single-family homes, multi-family homes, industrial and commercial buildings, as well as renovations and refurbishments. General Contracting: Execution of construction projects, including construction work, construction management, and project management. Consulting and Support for Building Owners: The company offers comprehensive consulting and support for building owners, from the initial idea to the completion of the project. Thus, the company provides a comprehensive service in the construction industry, from planning to the realization of construction projects.

ASSIMMFIN SA 

Barbengo · Since 2006

The core activity of Assimmfin SA is the implementation of real estate projects, including the search for suitable plots of land, planning, execution of construction projects as general or total contractor, and the subsequent handover of completed properties to customers. The company also offers additional services such as consulting on the financing of real estate projects and taking over construction management.

AST Bau- und Planung AG 

Pieterlen · Since 2009

AST Bau- und Planung AG is an architectural practice providing project planning and design services for construction projects, including construction management, general contracting and cost management.

AT-Baumanagement GmbH 

St. Gallen · Since 2020

AT-Baumanagement GmbH provides consulting and implementation services in building and energy technology, focusing on heat pumps, photovoltaic systems and energy-efficient windows. The company handles planning, installation coordination, after-sales service and assistance with subsidy applications, working with local installers.

Atelier 10 Architekten GmbH 

Binningen · Since 2015

Atelier 10 Architekten GmbH is an architecture firm providing design, planning and implementation services for building projects. It carries out private and public commissions—including single‑family and multi‑family housing and renovations—and provides project management across all project phases.