Demeter Partners

From seed and venture, to growth and infrastructure, from strategic consulting to networking via our Club Entrepreneurs, we stand by our portfolio company directors with our expertise in a relationship built on trust, in the service of ambitious goals. With €800M under management, Demeter Partners is one of the top independent management companies in cleantech.

Our Talents are Many

A multi-talented group, our team is characterized by its balance between industrial and investment experience. We operate in France and abroad, particularly in Spain and Germany. Our cleantech commitment brings together personalities with conviction, enthusiasm and experience in environmental questions.


For more than 10 years, Demeter Partners has accompanied more than 70 companies, at all stages of development. Demeter and Demeter 2 funds aim at financing growth-stage companies. The funds Demeter 3 Seed and Demeter 6 Seed supports startups positioned on innovative technologies or services. The Demeter 4 Infra fund invests in infrastructure projects (greenfield and brownfield) in renewable energies, energy efficiency, water and waste treatment. The FMET is a fund dedicated to the ecological modernization of transport in metropolitan France as well as in the overseas territories. Its mission is to invest in a dozen transport infrastructure projects, mainly Greenfield.