Holding Companies

Assento Holding AG 

Gümligen · Since 2012

Assento Holding AG is a fiduciary and advisory firm serving small and medium-sized enterprises and private clients, offering services such as accounting and financial statement preparation, payroll administration, pension and social-insurance advisory, tax consulting and business/management consulting.

Assisto Holding AG 

Lenzburg · Since 2013

Assisto Holding AG provides training in BLS‑AED, first aid and occupational medical services, and delivers medical coverage for events. The organisation also operates an emergency-response service with personal alarm solutions and round‑the‑clock on‑site assistance. A quality department supports emergency services and medical practices with audit preparation and certification processes.

Astraios AG 

Cham · Since 2024

Astraios Holding AG provides digitalization and process optimization solutions for SMEs. Under the SolutionProvider / Aventis Consulting brand the company offers analysis, implementation and ongoing optimization, as well as services such as process optimization, digital marketing, insurance management, fleet solutions and financial optimization.

Astrasana Holding AG 

Kloten · Since 2022

The core activity of Astrasana Holding AG is the production, research and distribution of cannabis products, in particular pharmaceutical products, cosmetic products and veterinary products, as well as the trade in raw materials for the food and cosmetics industry.

ATAG Group AG 

Basel · Since 2009

ATAG Group AG is a family office and private-client services provider for high net worth families and family businesses, offering legal, tax and administrative services. Its services include legal advice and representation, tax planning, corporate services and trust/foundation administration, asset allocation, family governance, art advisory and specialised maritime and aviation consulting.

Atelier 19 Holding AG 

Schönenberg Zh · Since 2023

Atelier 19 Holding AG is an architectural practice and project developer offering architecture, design, project management and construction realization for residential projects. Services cover project development, planning, execution and property sales, and include work with Minergie standards and energy-concept solutions.

Atelier PE Holding SA 

Prilly · Since 2020

Atelier PE Holding SA is an architectural practice that provides architectural design and planning for residential, administrative/public, commercial and industrial projects.

ATEP Holding SA 

Bulle · Since 2017

ATEP Holding SA provides legal, tax and management outsourcing services, including corporate law, tax advisory, payroll administration, accounting and company incorporation. The firm advises Swiss and international companies, private organisations and individuals through multilingual, multidisciplinary teams and an international partner network.

ATHERYON HOLDING AG 

Zug · Since 2024

ATHERYON HOLDING AG develops and operates biomethane production facilities that convert organic waste into biomethane using semi‑dry digestion technology, and provides biomethane supply and related services to sectors including high‑end hospitality. Services include organic waste management programs, decentralized storage units (Pods), CO2 supply for water remineralization, and taxonomy/certification support.

Athos Equity Holdings AG 

Baar · Since 2007

Athos Equity Holdings AG is a provider of corporate, fund administration, governance and private-wealth services. Its offerings include company formation and corporate secretarial services, fund administration, governance and compliance (e.g. AML/KYC) services, and private-wealth solutions such as estate planning and family-office services.

ATM Global Logistics Holding SA 

Since 2018

ATM Global Logistics Holding SA is a logistics and freight forwarding company offering transport by air, land and sea and customs clearance services. Its services include warehousing and inventory management, order preparation, crating and packaging, event logistics, secure courier solutions, bonded warehouse (EDO) handling, e‑commerce/EDI integration and fiscal/tax representation via an international partner network.

ATN Swiss SA 

Geneva · Since 2011

The core activity of ATN Swiss SA consists of managing participations in companies in Switzerland and abroad, including the acquisition, management and sale of company shares. In addition, the company provides services to affiliated companies and manages its own securities portfolio as well as the portfolios of companies that are part of its holding structure.

ATS Holding AG Zug 

Zug · Since 1988

Auburn Private Equity AG 

Zurich · Since 2015

Auburn Private Equity AG is an independent private equity investment firm that manages investments in private equity, real estate, tourism and infrastructure. It offers tailored investment solutions for institutional investors, eligible individual investors and family capital, applying disciplined due diligence and a conservative approach to capital protection.

Audemars Holding SA 

Cadempino · Since 1986

Audemars Holding SA is a group of companies specialized in microtechnology, focused on the development and manufacture of precision electromagnetic micro-components and assemblies. The group also designs and builds custom production equipment, software and automated processes, serving markets such as watches, medical devices, hearing aids, aerospace, industrial and consumer electronics, automotive applications and research organizations.

Audemars Piguet Holding S.A. 

Le Brassus · Since 2000

Aurasol AG 

Zug · Since 2004

Aurasol AG is an internationally active investment holding company that invests in European fintech companies, providing capital and strategic expertise to early‑stage and high‑growth ventures with a focus on scalability, sustainability and technology-driven financial solutions.

Autark Investments and Projects AG 

Zug · Since 2003

Autark Investments and Projects AG is the globally operating trading and investment unit of Autark Group of Companies. The company focuses on environmental aspects and is active in the extraction, processing and trading of raw materials as well as in the management of and investment into related public and private industrial projects.

AutoForm AG 

Pfäffikon Sz · Since 2009

Avalon Invest AG 

Zug · Since 2018

Avalon Invest AG is the family office of an entrepreneurial family and operates as an independent investment company pursuing a long-term, value-oriented investment strategy. It invests in direct real estate, corporate participations and capital-market strategies, focusing on tangible assets that deliver predictable income and sustainable appreciation.