Demeter

Demeter Partners is a private equity and venture capital firm based in Paris, France, specializing in investments that support the ecological transition. Founded in 2005, the firm focuses on seed, start-up, early-stage, growth, and infrastructure capital, investing between €0.5 million and €30 million in companies at various stages of development, including innovative startups and high-growth small to medium enterprises. Demeter primarily targets sectors such as eco-industries, green technology, renewable energy, and environmental services, with particular interest in energy efficiency and waste treatment. The firm predominantly operates in Europe, especially in France, but also invests in North America and other regions. Demeter Partners manages multiple private equity funds and prefers to take minority stakes, often seeking a board seat in its portfolio companies to assist in their development. In 2016, Demeter Partners merged with Emertec Gestion, enhancing its position as a leading player in the energy transition and environmental sectors.

Maureen Le Baud

Investment Director

Olivier Bordelanne Ph.D

Partner

Raphaël Bordenave

Analyst

Maxime Bouloc

Investment Director, Infrastructure

Cyrille Cabaret

Partner

Stéphanie Chretien

Partner

Lionel Cormier

Managing Partner

Julien Coudy

Partner

Christophe Desrumaux

Partner

Philippe Detours

Managing Partner & Member of Management Board

Geoffroy Dubus

Partner

Vanessa Favier-Klak

Partner and General Counsel

Jean-Philippe Gendre

Investment Director

Cástor González

Investment Manager

Mathieu Goudot

Investment Director

Sophie Paturle Guesnerot

Founding and Managing Partner

Stéphanie Hillard

Investment Director

Amaury Kalt

Investment Director

Adeline Kempf

Investment Director

Guillaume Laffineur

Business Developer

Yann Lagalaye

General Partner

Benjamin Lamothe

Investment Manager

Eric Marty

Managing Partner

Paul Mauduit

Investment Director

Bernard Maître

Venture Partner

Sophie Paturle-Guesnerot

Co-Founder & Investment Manager

Jérôme Petitjean

Investment Director

Corinne Roussel

Co-Chief Financial & Operations Officer

Jean-Charles Scatena

Partner, Co-Chief Financial & Chief Operations Officer

Holger Schragmann

Partner

María Sansigre Silva

Investment Director

Aurelie Tocatlian

Investment Manager

Olivier Usureau

Partner

Vincent Vettier

Partner

Stéphane Villecroze

Managing Partner

Eric Vincent

Partner

Past deals in Smart Cities

Upciti

Venture Round in 2021
Upciti provider of precise, localized and real-time data for smart cities and smart retailers. we produce and make available data at the service of man to make cities smarter and more pleasant to live for all on a daily basis.

Wattsense

Seed Round in 2019
Wattsense is an on-demand, non-intrusive building connectivity service. We help forward-thinking facility managers deliver operational efficiency and create higher value customer services. Businesses of every size—from new startups to public companies—use our hardware and software to deploy applications in facilities.

Deepki

Series B in 2019
Deepki SAS, founded in 2014 by Vincent Bryant and Emmanuel Blanchet, is a Paris-based company specializing in data analysis for energy efficiency. The firm focuses on identifying energy savings across numerous buildings simultaneously. By leveraging advanced data analytics, Deepki aims to optimize energy consumption and promote sustainable practices in the built environment.

Stimergy

Venture Round in 2018
Stimergy, based in Grenoble, France, operates eco-friendly data centers that enhance energy efficiency by recycling heat generated from computer servers. Founded in 2013, the company installs mini-data centers in secure areas of residential buildings, utilizing a digital boiler to convert waste heat into hot water for these buildings. This innovative approach integrates data centers into the smart city ecosystem, creating a resilient computing grid interconnected by optical fiber. Additionally, Stimergy offers project development services tailored for animation studios, helping to determine the necessary server allocation, computing power, storage speed, and connection speed for specific projects. The company's efforts reflect a commitment to sustainability and efficiency in data management.

SOGARIS

Private Equity Round in 2017
SOGARIS Is An Urban Logistics Property Leader Specialized In The Design, Construction And Management Of Logistical Sites. The Company Plans To Establish A Network Of Urban Logistics Infrastructures And Make Logistics More Efficient, Innovative And Green.

Deepki

Series A in 2016
Deepki SAS, founded in 2014 by Vincent Bryant and Emmanuel Blanchet, is a Paris-based company specializing in data analysis for energy efficiency. The firm focuses on identifying energy savings across numerous buildings simultaneously. By leveraging advanced data analytics, Deepki aims to optimize energy consumption and promote sustainable practices in the built environment.

Stimergy

Seed Round in 2016
Stimergy, based in Grenoble, France, operates eco-friendly data centers that enhance energy efficiency by recycling heat generated from computer servers. Founded in 2013, the company installs mini-data centers in secure areas of residential buildings, utilizing a digital boiler to convert waste heat into hot water for these buildings. This innovative approach integrates data centers into the smart city ecosystem, creating a resilient computing grid interconnected by optical fiber. Additionally, Stimergy offers project development services tailored for animation studios, helping to determine the necessary server allocation, computing power, storage speed, and connection speed for specific projects. The company's efforts reflect a commitment to sustainability and efficiency in data management.