Real Estate

ASSEI Sàrl 

Chigny · Since 2024

ASSEI Sàrl provides real estate appraisal and valuation services, including market values, yield valuations and DCF analyses, and prepares expert opinions. The firm also delivers property promotion and development services (financial planning, feasibility studies, preliminary design, project representation) and brokerage support such as sales dossiers and buyer accompaniment.

a&s services gmbh 

Wollerau · Since 2020

a&s services gmbh provides building caretaking and property services, including caretaking, cleaning and quality management. The company uses environmentally friendly products, operates quiet electric vehicles to reduce noise, and emphasizes direct communication and fast response and repair times within the a&s group.

ASS Holding AG 

Rotkreuz · Since 2025

ASS Holding AG provides real estate project development, commodities trading (notably metals and energy), and trust, family office and corporate services. Its services include structuring, governance, compliance and KYC/KYB workflows, and support from site analysis and planning through construction management and asset operations.

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.

ASSOCIATION CHALET DU COEUR 

Assens · Since 2012

ASSOCIATION CHALET DU COEUR is a non-profit association that primarily provides financial assistance for training, education, or therapy. The association is of public utility, apolitical and non-denominational, and it operates mainly in the canton of Vaud while also acting without geographic limits and cooperating with other organisations or intervening directly with individuals.

Association de soutien des Hôpitaux de l'Ouest Lémanique 

Nyon · Since 1937

Association de soutien des Hôpitaux de l'Ouest Lémanique supports the activities of the Groupement Hospitalier de l'Ouest Lémanique (GHOL) and contributes to funding investments that improve the well-being of patients and residents.

Association suisse de l'économie immobilière SVIT, Section Romandie ("SVIT Romandie") 

Lausanne · Since 2015

Association suisse de l'économie immobilière SVIT, Section Romandie ("SVIT Romandie") is a professional association that brings together real estate practitioners and provides members with networking, events, publications and sector representation.

Associés courtiers SA 

Lausanne · Since 1959

Associes Courtiers SA is a real estate company specializing in the brokerage, financing, and investment of properties. The core activities include: * Brokerage of residential and commercial properties (apartments, houses, offices, warehouses, industrial buildings, etc.) * Financing of property purchases and investments * Advisory and support services for property transactions. The company offers a wide range of services for individuals and businesses looking to buy, sell, or invest in properties.

Assuan Special GmbH 

Erlinsbach · Since 2009

Assuan Special GmbH provides independent financial, real estate and banking advisory services, including advice on investments and property financing. The company advises on conversion and redevelopment of commercial properties, the trading, sale and advisory of properties and real estate funds, and on investment optimisation.

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.

ASTIMO AG 

Einsiedeln · Since 1968

astrid meister Praxis für Kosmetik und Massagen 

Stein Am Rhein · Since 1995

The company's core activity is the development, management and rental of residential and commercial properties, in particular the Oberhof in Stein am Rhein, with consideration for sustainability, monument preservation and barrier-free architecture.

Åström Management GmbH 

Meilen · Since 2022

The core activity of Åström Management GmbH is the provision of consulting services in the real estate sector and interim management, particularly for property owners, developers, investors, building cooperatives and the public sector, with the aim of successfully implementing local developments, real estate projects and real estate ventures.

asuitec GmbH 

Hallau · Since 2023

The core activity of asuitec GmbH encompasses facility management services, including cleaning, maintenance services, occupational safety and health protection, machine safety as well as construction and project support.

ASVITO AG 

Zug · Since 2011

ASVITO AG distributes and provides consultancy on indoor and outdoor LED lighting, offering certified, energy‑efficient luminaires for commercial and residential applications. The company also designs and installs customized renewable energy systems and acts as an independent third‑party system designer without bias toward specific brands.

ASX Group GmbH 

Baden · Since 2017

The core activity of ASX Group GmbH is the provision of facility services and management, also known as Advanced Facility Management & Services. This includes the management and maintenance of properties, buildings and facilities, including related services such as cleaning, maintenance, security services and other supporting services to ensure the efficiency and comfort of work and living spaces.

atalo AG 

Grosswangen · Since 2024

atalo AG provides real estate services, including property management, sales and advisory support. Services include management of rental properties and condominium ownership, finding buyers and advisory services for purchase, sale, rental and renovation of properties.

ATA Solutions GmbH 

Ettingen · Since 2010

The core activity of ADAM-TEAM Reinigung GmbH is the professional cleaning of apartments, houses, offices and industrial as well as commercial units, with a focus on cleanliness, hygiene and aesthetics.

ATC Holding AG 

Zug · Since 2007

ATC Holding AG manages high-quality properties and develops and realises new buildings designed by contemporary architects. Its services include refurbishment and economic optimisation of residential properties, as well as sales and rentals supported by professional advice and personal customer service.

AT Consultancy Sagl 

Lugano · Since 2017

The core activity of AT Consultancy Sagl is the consulting and support of clients in real estate investments. This includes identifying suitable properties, developing projects, managing construction, managing investments, supporting purchases, sales and rentals, as well as creating expert opinions and evaluating properties. The company also provides administrative and financial support, including organizing tax and administrative documents and contacting banks.

ATC Reinigungen GmbH 

Zurich · Since 2011

The core activity of ATC Reinigungen GmbH is the provision of cleaning services, in particular: moving cleaning, household cleaning, office cleaning, and special cleaning. The company thus offers a wide range of cleaning services for various fields of application.

A-Tech & Consulting AG 

Basel · Since 1975

The core activity of A-Tech & Consulting AG is real estate development, particularly in buyer consulting, sales and construction of real estate. The company provides personal consulting for buyers and sellers, supports financing and evaluation of construction projects and coordinates all trades for the construction of real estate.

ATELIA Sàrl 

Geneva · Since 2022

The core activity of Atelia is real estate trading, particularly the sale and rental of residential and commercial properties in the Geneva region. The company offers a range of services, including the brokerage of purchase and rental properties, consulting for buyers and renters, as well as property management.

Atelier Nu AG 

Zurich · Since 1987

The core activity of Atelier NU is architecture.

atelier wegi GmbH 

Niederweningen · Since 2005

atelier wegi GmbH is an architecture and interior architecture firm offering services from site/house search support through new construction, extensions and renovations to interior, colour and lighting design as well as building and cost estimates.

Aterion AG 

Worblaufen · Since 2022

Aterion AG is a non-profit organisation in the real estate sector focused on creating affordable, livable housing for different life stages. Current projects provide student housing and the organisation plans age-friendly and supported-living solutions with barrier-free design and integrative care options.

Aterra Immobilien AG 

Gümligen · Since 1998

The core activity of Aterra Immobilien AG is the search, purchase, development and sale of properties, particularly multi-family houses. This includes the sustainable renovation of existing buildings, energy optimization and the planning of new constructions, as well as the development and sale of plots of land and real estate.

Athares S.A. 

Onex · Since 2008

The core activity of Athares SA consists of investing, managing and brokering real estate, including the purchase, sale and rental of real estate, as well as managing real estate portfolios, including technical and administrative tasks.

AT HOME IN GENEVA SARL 

Geneva · Since 2020

The core activity of At Home in Geneva is the brokerage and management of real estate in the Geneva region, including buying, selling, renting and relocation services. The company provides comprehensive support for real estate projects, from consulting and research to contract execution and administrative support.

ATIK Patrimoine Sàrl 

St-Ursanne · Since 2019

The core activity of Atik Patrimoine Sàrl is real estate management, brokerage and sales. The company offers services such as renting and selling properties, managing real estate portfolios and advising clients in their search for suitable properties.

Atinova AG 

Baar · Since 1959

The core activity of Atinova AG is real estate management, particularly the management of industrial and commercial properties in Central Switzerland. This includes the rental of company-owned properties within the group as well as to third-party tenants, and the provision of management services for selected clients.

atisre GmbH 

Mettmenstetten · Since 2019

The core activity of atis real estate is to provide services for construction and real estate projects, including consulting, development, planning, implementation and utilization of properties. The company supports private, institutional and public builders as well as investors in the implementation of their real estate projects and covers the entire life cycle of properties, from the initial idea to utilization.

Atis Uher SA 

Fontaines Ne · Since 1985

The core activity of Atis Uher is the rental and management of commercial and industrial properties, particularly modular premises.

Atlante SA 

Melide · Since 1956

Atlantis Immo Consulting SA 

Silvaplana-Surlej · Since 2002

Atlantis Immo Consulting SA provides real estate consulting and property valuation services and delivers construction and renovation works. Its services also include project and interior design consulting, property administration and maintenance including garden upkeep.

Atlantis Immo Consulting SA, succursale di St. Moritz 

St. Moritz · Since 2010

Atlantis Immo Consulting SA, succursale di St. Moritz provides real estate consulting and property valuations, construction and renovation services, project and interior design consulting, and property administration and maintenance.

Atlas-Net Sàrl 

Le Lignon · Since 2009

The core activity of Atlas-Net Sàrl is the provision of general cleaning services.

Atlas Nettoyage Sàrl 

Farvagny-Le-Grand · Since 2011

The core activity of ATLAS Nettoyage is the provision of cleaning, maintenance and hygiene services, particularly in Farvagny, Fribourg.

Atoba AG 

Ittigen · Since 2000

The core activity of Atoba Immobilien is real estate management and brokerage. This includes the management of properties, the rental and sale of objects, as well as the accompaniment of purchase and sale processes. This also includes services such as the creation of contracts, the organization of financing and representation at notarizations.

Atregio Immobilien GmbH 

Basel · Since 2022

Atregio Immobilien GmbH provides real estate services including property management for residential and commercial buildings and brokerage of residential and investment properties. Services also include initial mediation of rentals and sales of apartments, offices, commercial and retail spaces, construction and real estate consulting, fiduciary support for renovations, and the establishment and administration of condominiums and co-ownership.

AT Reinigung GmbH 

Schlieren · Since 2011

The company's core activity is providing cleaning services for private households and offices, including basic cleaning, deep cleaning, window cleaning, kitchen and bathroom cleaning, as well as specialized services such as decalcification and cleaning of special surfaces.

Atrimmo AG 

Bern · Since 2000

The company's core activity is real estate management and services, including: real estate marketing and sales, project development and management, construction management and supervision, real estate management and administration, financial services such as accounting and finance, valuation and sale of real estate, portfolio management and management of real estate portfolios. The company thus offers a comprehensive range of services for real estate owners, developers and investors.

Attilio Immobilien AG 

Baar · Since 2015

The core activity of Attilio Immobilien AG is the purchase and sale of building land and properties, as well as their development, renovation and management. This also includes commercial and technical property management, initial and special leasing of residential and commercial properties, individual property consulting and the development of construction concepts.

Attraktiv Immobilien AG 

Edlibach · Since 2010

The core activity of Attraktiv Immobilien AG is the sale and rental of real estate.

Atua AG 

Wollerau · Since 2010

The core activity of Atua AG is management and consulting, specifically encompassing property management and development as well as legal and corporate consulting.

Atz Immobilien AG 

Basel · Since 1997

The core activity of Atz Immobilien AG is real estate trading and brokerage, including the brokerage of residential and commercial properties, as well as related services.

AUBRY GROUPE SA 

Eclépens · Since 1986

AUBRY GROUPE SA is a company that sells, installs and provides after‑sales service for agricultural, industrial and private building equipment. Its products and services include milking systems, farm installations, building ventilation solutions, textile construction for shading, sectional and rapid doors, and professional tools (Milwaukee range).

Au Club Immobilier SA 

Champex-Lac · Since 2022

The core activity of the company "Au Club Immobilier" is the brokerage and management of real estate, particularly in the Champex-Lac region in the canton of Valais, Switzerland. The company provides agency services for the purchase, sale and management of real estate.

Audizia AG 

Brügg Be · Since 2018

The core activity of Audizia AG is the provision of trust services, including tailored services for clients, such as accounting, tax consulting and corporate management.

Aufigest Immobilier Sàrl 

Delémont · Since 2011

The core activity of Aufigest SA is the provision of fiduciary services, particularly in the areas of accounting, payroll management, consulting, and administration of condominiums. The company thus offers a range of services for small and medium-sized enterprises (SMEs) as well as for condominium owners.