In an increasingly connected world, international wealth management has become an essential solution for investors seeking to optimise and protect their assets across multiple jurisdictions. Whether you are an entrepreneur with cross-border holdings, an expatriate, or a French investor exploring international opportunities, a well-structured, strategic approach is key to addressing complex tax, legal, and financial challenges.
At Quintet Luxembourg, we offer proven international expertise to guide you in managing cross-border wealth. Our tailored approach reflects your ambitions, legal constraints, and investment profile.

International investment solutions at Quintet
As a specialist in international wealth management, Quintet Luxembourg provides a comprehensive suite of solutions designed for clients operating in a global environment:
- Globally diversified portfolio management
With privileged access to global markets, we build bespoke portfolios that integrate a wide range of asset classes, tailored to the specific requirements of each jurisdiction. Our focus is on intelligent diversification that captures both local and international opportunities. - Solutions for expatriates and non-residents
We understand the unique challenges faced by expatriates and non-residents, from safeguarding assets and planning succession to navigating diverse tax regimes. - Sustainable and ESG-aligned investments
For clients prioritising environmental and social impact, we offer responsible investment solutions that align with your values while meeting global regulatory standards. - Cross-border structuring and wealth transfer strategies
We support clients in planning the international transfer of wealth, identifying optimal structures to preserve and pass on assets while remaining compliant with legal and tax frameworks.
Why choose Quintet for your international wealth management?
Partnering with Quintet Luxembourg means gaining access to key advantages:
- Proven cross-border expertise
With decades of experience managing complex wealth across borders, we understand the specific requirements of assets spread across multiple jurisdictions. - Personalised guidance
Every client is unique. Our advisors take the time to understand your specific goals and develop tailored solutions aligned with your long-term wealth strategy. - A global network of experts
Our presence in multiple countries, combined with strategic partnerships with leading legal and tax firms, ensures comprehensive and accurate guidance at every step. - Full transparency
We provide clear communication and detailed reporting, so you can follow your investments with confidence and peace of mind. - Commitment to responsible investing
By integrating ESG criteria into our investment approach, we help ensure your portfolio is both high-performing and aligned with your values.
Who we work with
At Quintet Luxembourg, we serve a diverse range of clients, each with unique objectives and complex requirements:
Family offices seeking bespoke strategies for diversified wealth.
Private banks and insurance companies outsourcing wealth management.
Private clients with international assets or global ambitions
Trust administrators looking to structure and optimise international holdings.
Entrepreneurs with business interests in multiple countries who are looking to maximise their opportunities.
French and international groups looking for tailored support to guide their long-term wealth strategy.
Investment funds requiring expertise in global asset structuring and management
French nationals investing abroad who need specific guidance on cross-border implications
International wealth management aligned with your ambitions
Managing international wealth is a complex endeavour that requires expertise, customisation, and transparency. At Quintet Luxembourg, we are committed to delivering tailored solutions that support your objectives, whether preserving capital, structuring assets, or growing your wealth in a global context.
To learn more or discuss your specific needs, contact our advisors today and discover how Quintet can support every stage of your wealth management journey.
An international wealth advisor has the expertise to navigate multiple jurisdictions, anticipate legal and tax implications, and optimise asset structures. They help you make informed decisions tailored to your unique situation.
Yes. An advisor based abroad, such as in Luxembourg, brings specific expertise in cross-border wealth management. This can complement the work of your local advisor and provide you with a broader, more integrated perspective on your overall strategy.
International wealth management must be flexible. At Quintet, we adapt your strategy to your location and regulatory context, ensuring consistency and ongoing optimisation, wherever you are.
Non-resident status can provide significant tax benefits, particularly for income and inheritance. However, these depend on bilateral agreements between countries. Our experts help you make the most of your status while remaining compliant with local and international regulations.