our team

Trust and International Services:

Frank Buser

Partner & Founder Member. Has worked in trust and company administration since 1990.

Oliver Billeter

Executive Master of Finance, Certified Financial Planner (CFP), Trust & Estate Practitioner (TEP). Has worked as a Trust and Wealth Planning specialist in banking and international fiduciary companies since 1991. A member of our team since 2022.

Customer care and family office:

Ueli Ambauen

Partner, graduate in banking. Has worked in banking and fiduciary since 1990. A member of our team since 2005.

Jacqueline Elsener

Partner. Graduate in business administration. Has worked in private banking and family office since 2004. A member of our team since 2014.

Accountancy, auditing, as well as tax consultancy and business consultancy:

David Hauenstein

Partner & Founder Member. Swiss Certified Fiduciary Expert. Has worked in fiduciary since 1983.

Anna Califano

Has worked in accountancy and administration since 1999. A member of our team since 2012.

Liliane Fischer

Partner. Graduate in business administration. Has worked in banking and fiduciary since 1989. A member of our team since 2003.