Private management
Investing for you, committing to you
Personal relationships are the foundation of our approach to wealth management. Our experts take the time to get to know you, to understand your unique personal and professional circumstances, and your personal and financial objectives. Understanding you enables our managers to implement a fully personalized support and management strategy for your patrimony.
Trust is built over the long term
We operate with a long-term perspective and build relationships of trust with our customers. Today, we manage the patrimony finances of almost 400 families and entrepreneurs, and are honored by the trust placed in us by our customers, many of whom have been with us for several generations.

At your side for all your projects
Adding value to my savings
Diversifying my investments
Supporting my projects
Passing on my patrimony
Preparing for retirement
Giving meaning to my investments
Why choose Gay-Lussac Gestion
to support you?
Tailor-made solutions to meet your long-term savings goals
We provide our customers with a dedicated private manager who works with our management team to build a dedicated portfolio, based on your specific risk profile and objectives, and aligns your investments with your values and responsible investment preferences.
Benefit from privileged access to our range of in-house products and investment vehicles. We also use open architecture to build a portfolio tailored to your project.
For 29 years, we have been actively managing our customers' savings on the French, European, American and international financial markets.
We only invest in companies, asset classes or sectors that our managers at portfolio understand. This allows them to be totally transparent and to explain their investment choices. Our mission is to add value to your capital while having a positive impact on society and the environment.
Our independence enables us to carry out our market analyses freely, and gives us the courage to put our convictions to work for our customers.
Key figures
of existence
dedicated staff
(Paris and Brussels)
Our expertise
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Mentions légales | Informations réglementaires | Patrimonia 2025 | © Gay-Lussac Gestion 2025