Swiss firm · since 1990

Turning time into value.

AMBERSTONE Finance SA is an independent Swiss conviction-driven asset management firm based in Vevey. Each strategy is linked to the real economy and follows a long-term discipline, alongside institutional investors, wealth managers, family offices and private clients.

Our firm

Three principles, one shared standard.

Conviction

A clear vision, grounded in analysis, experience and a direct understanding of the real economy.

Rigour

Each strategy is based on a structured, disciplined and controlled investment process.

Partnership

A direct and lasting relationship, based on trust, transparency and alignment of interests.

Our management mandates

Wealth management that places the client's needs at the heart of the strategy.

We place the needs, objectives and constraints of each client at the heart of our thinking and our investment strategy.

Whether for private or institutional clients, our approach is based on an in-depth understanding of their expectations, their investment horizon and their specific requirements.

For each management strategy, market, segment or asset class, we rely on a rigorous, structured investment process, proven over time.

Our strategies

Distinct convictions, one discipline.

Active, conviction-driven management, directly linked to the real economy. Strategies calibrated to each client’s objectives and risk constraints, where financial rigour and sustainability considerations are inseparable.

Global equities

Global Environment

Companies exposed to the environmental transition, worldwide.

Restricted to residents of Switzerland, France and Luxembourg

To access this strategy, please specify your investor profile
Circular economy

EcoCircularity

Players in recycling, resource efficiency and circularity.

Restricted to residents of Switzerland, France and Luxembourg

To access this strategy, please specify your investor profile
ONE CREATION

ONE CREATION

Investment cooperative

AMBERSTONE runs ONE CREATION, a cooperative dedicated to investing in the real economy and the environmental transition.

Discover

1990

Year founded

3

Conviction-driven strategies

100 %

Independent

Commitments

Marks of trust, not promises.

Our responsible approach is based on recognised frameworks and verifiable commitments.

Supervised by FINMA since 2012

An institution supervised by FINMA, the Swiss Financial Market Supervisory Authority.

Certified B Corp

A commitment to demanding standards of social and environmental performance.

PRI, signatory to the Principles for Responsible Investment

Signatory to the Principles for Responsible Investment.

SFDR classification

Two of our strategies, Global Environment and Europe Dividend, are classified under Article 8 of the EU Sustainable Finance Disclosure Regulation (SFDR).

Let's talk about your mandates

A direct conversation, straight to the point.

Our entrepreneurial size makes us accessible and attentive to your expectations. Choose the time slot that suits you, and we will prepare for the conversation.

Your contacts
Portrait of Olivier Ferrari, CEO and Founder
Olivier Ferrari
CEO and Founder
Portrait of Sabine Giammarresi-Mabillard, Member of Executive Management
Sabine Giammarresi-Mabillard
Member of Executive Management
Portrait of Myriam Allani, Portfolio Manager - Investment Analyst
Myriam Allani
Portfolio Manager – Investment Analyst
Quai Perdonnet 5, 1800 Vevey