Mérieux Equity Partners is an AIFM management company owned by Merieux Développement, an Affiliate of Institut Merieux, and by the management team and it is dedicated to venture capital and growth equity investments within the healthcare and nutrition sectors. The companies in its portfolio benefit from privileged access to the industrial, commercial and scientific networks of Institut Mérieux’s subsidiaries in France and worldwide in compliance with the regulatory authorities. Institut Merieux is an establishment industrial holding with a global network in the healthcare and nutrition sectors, it employs 15,000 people worldwide and generated revenues representing circa in excess of EUR 3 billion in 2018. 

Sienna Capital & Mérieux Equity Partners 

In 2014, Sienna Capital committed an amount of EUR 75 million dedicated to the two funds managed by Mérieux Equity Partners, Mérieux Participations and Mérieux Participations 2. 
Sienna Capital benefits from certain favourable financial terms for its support of Mérieux Participations and Mérieux Participations 2.


The investments are valued based on the International Private Equity and Venture Capital Valuation (IPEV) Guidelines.

Financial Year 2019 

In 2019, Mérieux Participations 2 called capital totalling EUR 14 million for follow-on investments. Furthermore, Sienna Capital sold part of its stake in Mérieux Participations 2 to a third party limited partner, decreasing its stake from 37.75% to 34.27%. 


Value of Investment (12/31/2019) 


Business area

Healthcare Growth Fund 

Registered office

Lyon, France

Key Data from GBL Annual Report 2019 


Christine Demode
Chief Financial Officer 
Tel.: +33 4 78 87 37 00