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Altheo Partners
Altheo Partners was established by Alexandre Boissarie and Olivier Roux de Bézieux. The firm functions as a multi-family office that provides asset management...
Altheo Partners
Altheo Partners was established by Alexandre Boissarie and Olivier Roux de Bézieux. The firm functions as a multi-family office that provides asset management and advisory services to entrepreneurs, heirs, holdings, foundations, and associations. The firm delivers audit and patrimonial strategies, investment monitoring, daily operational support, family governance, philanthropy guidance, and real estate accompaniment. Its confirmed investment types include private equity, real estate, infrastructure, natural resources, digital assets, and collectibles. Geographic reach covers Europe, North America, Asia, and the Middle East. Confirmed holdings include a Paris CBD office portfolio, Belleville residential property, Champs-Elysées mixed-use assets, an art advisory portfolio spanning Paris and Brussels, and vineyard investments. The team maintains an advisory board and collaborates with external lawyers and notaries. An additional office operates in Brussels. The firm is a member and administrator of the Association Française du Family Office.
General information
Firm type
Multi Family Office
Year founded
2015
AUM
Undisclosed
Location
Region
Europe
Country
France
City
Paris
Corporate office
69, Rue La Boétie, F - 75008 Paris, France
Additional offices
Brussels, Belgium
Principals
Alexandre Boissarie
Partner and Family Officer
Olivier Roux de Bézieux
Partner
Domitille Dufour
Family Officer and Head of Partnerships
Sector focus
Frequently asked questions
Who runs investment decisions at Altheo Partners?
Alexandre Boissarie and Olivier Roux de Bézieux serve as partners and handle investment oversight. Domitille Dufour acts as Family Officer and Head of Partnerships.
Is Altheo Partners structured as a single family office or multi-family office?
Altheo Partners operates as a multi-family office owned 100 percent by its operational partners.
Does Altheo Partners participate in fund commitments or direct deals?
The firm engages across private equity, real estate, infrastructure, and direct asset classes including vineyards and collectibles.
Where does Altheo Partners maintain offices?
The firm is headquartered at 69 Rue La Boétie in Paris and maintains a second office at Avenue Louise 523 in Brussels.
What association memberships does Altheo Partners hold?
Altheo Partners is a member and administrator of the Association Française du Family Office and adheres to its code of ethics.
Profile maintained by Altss using OSINT (open-source intelligence), regulatory filings, licensed data partners, and verified direct submissions. Read the methodology. Last updated: . Continuous refresh with full update cycles at least every 30 days.
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