Where is Tethys Invest based?

Tethys Invest is headquartered in Neuilly-sur-Seine, France.

Which family is behind Tethys Invest?

Bettencourt Meyers family. Source of wealth: L'Oréal (cosmetics).

2015 (incorporated 15 Dec 2015; renamed Téthys Invest March 2016).

€2.6bn (Shareholders' equity), as of 31 Dec 2025.

Public roles include Alexandre Benais (Directeur général (CEO)).

Single family office: investment arm of Téthys, holding of the Bettencourt Meyers family (main shareholder of L'Oréal).

9 Nov 2026Téthys Invest appoints two new senior directors after a string of acquisitions

Long-term direct minority and co-control investments in entrepreneurial companies

Investment strategy
Focus	Detail
Sectors	Healthcare/diagnostics, education, consumer and luxury, software
Geographies	France and international
Direct vs funds	Direct

Questions

What type of organisation is Tethys Invest?: Tethys Invest is described as: Single family office: investment arm of Téthys, holding of the Bettencourt Meyers family (main shareholder of L'Oréal).
Where is Tethys Invest based?: Tethys Invest is headquartered in Neuilly-sur-Seine, France.
Which family is behind Tethys Invest?: Bettencourt Meyers family. Source of wealth: L'Oréal (cosmetics).
When was Tethys Invest founded?: 2015 (incorporated 15 Dec 2015; renamed Téthys Invest March 2016).
How large is Tethys Invest?: €2.6bn (Shareholders' equity), as of 31 Dec 2025.
Who runs Tethys Invest?: Public roles include Alexandre Benais (Directeur général (CEO)).
What does Tethys Invest invest in?: Long-term direct minority and co-control investments in entrepreneurial companies.