Finance & Insurance

Assurinvest AG 

Neuhaus Sg · Since 2007

The core activity of Assurinvest AG is the consulting and management of pension funds and collective foundations, including the establishment of company-owned foundations, investment consulting, reporting and the management of pensioner funds and collective foundations.

Assuris AG 

Uster · Since 2006

The core activity of Assuris AG is the independent brokerage and consulting of insurance solutions for private and business customers. The company provides comprehensive consulting and support in the selection and management of insurance contracts, including risk analysis, premium savings and ongoing review of insurance contracts.

Assurplus Sàrl 

Lausanne · Since 2007

The core activity of Assurplus is the brokerage and management of insurance services for private individuals, self-employed individuals and small and medium-sized enterprises (SMEs). They offer tailored solutions for various types of insurance, such as health insurance, car insurance, liability insurance and pension planning. The company acts as an intermediary between customers and insurance companies, providing advice, management and administration of insurance contracts.

AS & T AG Attenhofer Treuhand 

Bad Zurzach · Since 2014

AS & T AG Attenhofer Treuhand is a fiduciary firm providing services in accounting, tax, audit, company formation and business advisory. Its offerings include bookkeeping, payroll, tax filings, statutory and limited audits, financial planning and specialised support for medical practices and cross‑border Switzerland–Germany matters.

AST Asset Security Trust AG 

Zurich · Since 2009

The core activity of AST Asset Security Trust AG is wealth management, particularly in the area of family office, with a focus on asset structuring, investment strategy, risk management and asset protection.

AS & T Attenhofer Steuerberatung & Treuhand 

Bad Zurzach · Since 1990

AS & T Attenhofer Steuerberatung & Treuhand provides fiduciary and advisory services, including accounting, tax advice, audit services, company formation support and financial planning for businesses and self‑employed clients. The firm also offers specialised services for medical practices and assistance with cross‑border matters between Switzerland and Germany.

Asteria Investment Managers SA 

Geneva · Since 2019

The company provides investment solutions for institutional and private clients, with the goal of supporting companies and industries in their transition to a better future. The company's core activity is in the field of investment management, particularly in impact investing, where the focus is on sustainable and positive impacts on society and the environment.

ASTON CAPITAL SA 

Geneva · Since 2018

ASTON CAPITAL SA provides independent wealth management and family office services, including bespoke investment strategies, financial and tax planning, and asset consolidation. The firm also offers socially responsible investment solutions based on ESG criteria and is authorized by FINMA and supervised by AOOS.

Astraia AG, Vaduz, Zweigniederlassung, Zürich 

Zurich · Since 2016

The core activity of Astraia AG is the acquisition of holdings in domestic and foreign companies, as well as the provision of consulting services related to holdings, financing and acquisitions. The company accompanies the entire transaction process and strives for the continuous development of its holding companies over time in order to generate sustainable added value for its partners.

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.