Investing in
sustainable growth

As a capital, infrastructure and debt investor, Demea Invest supports startups, SMEs and mid-caps in agriculture, agri-food, energy and ecological transition sectors.

Demea Sustainable Investment (formerly Demeter Investment Managers) and Cerea Partners joined forces in 2025 to create a leading independent thematic platform: Demea Invest.

Demea Invest manages 3 billion euros in assets and supports over 450 companies and projects through a team of 70 professionals across 6 offices in Europe and North America.

Demea Sustainable Investment
Demea Agro
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Our businesses

Demea Invest works with startups, SMEs and mid-caps, offering them a complete range of private equity services through dedicated teams and funds:

Venture capital Expansion capital Buyout Infrastructure Mezzanine Private debt

Our sectors

Unique in our thematic positioning, we have been putting our knowledge and expertise at the service of companies for over 20 years:

Agriculture Agri-food Energy Environment Sustainable solutions Green industry
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Our key figures

0 under management
0 companies and projects supported
0 team members
0 years of experience
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A glimpse of our portfolio

ONAFIS

Onafis has developed a real-time monitoring solution dedicated to wine, beer and spirits producers, allowing key fermentation and aging parameters to ...

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A glimpse of our portfolio

NOVAE

NOVAE Aerospace develops aerostructures and a range of services in the engineering, manufacturing and operational maintenance of civil and military eq...

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A glimpse of our portfolio Energy

ANTOFENOL

Antofenol, created in 2014 in Plestan by Fanny Rolet, specializes in the production of a molecular complex with antifungal biocontrol properties, Anto...

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Energy
A glimpse of our portfolio

MALTIVOR

Maltivor is an impactful industrial company that recycles cereal residues post-brewing of beer into an innovative raw material for human food: spent g...

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PRAYSBEE

Praysbee is an innovative start-up based in Cognac, which is revolutionizing wine and arboricultural spraying. The company has developed a patented pr...

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A glimpse of our portfolio

INSOLIGHT

Insolight brings to market a new agrivoltaic solution allowing the efficient combination of solar electricity production and agriculture, without comp...

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A glimpse of our portfolio

HEALSHAPE

Healshape is a medtech company that develops a regenerative and biodegradable breast prosthesis intended for breast reconstruction in women who have u...

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A glimpse of our portfolio

QARNOT COMPUTING

Qarnot develops high-intensity IT waste heat recovery solutions. Thanks to its own infrastructure, the company recovers up to 95% of the heat and uses...

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Demea is a responsible and committed investor

As such, we are signatories of many initiatives such as PRI (Principle for Responsible Investment), CDP (Carbon Disclosure Project), iC20, The Shift Project, as well as gender parity initiatives (France Invest diversity charter, SISTA and The Billion Dollar Fund for Women).

Demea is a responsible and committed investor
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Our latest 3 news

Kardino and checkDPE merge to create the benchmark player in reliable projected DPE May 05, 2026

Kardino and checkDPE merge to create the benchmark player in reliable projected DPE

Two pioneers in real estate tech join forces to form a single entity operating under the name Kardino. This merger is an opportunity for Kardino to st...

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AgroParisTech and Genopole entrust the management of their AGIR pre-seed fund project to Demea Sustainable Investment April 30, 2026

AgroParisTech and Genopole entrust the management of their AGIR pre-seed fund project to Demea Sustainable Investment

Following a selection process which closed at the beginning of April, the AGIR (AgroParisTech Genopole Innovation Responsible) fund project, initiated...

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PARIS FONDS VERT – Meanings Capital Partners is leading a majority stake in the capital of Instant System, a Paris Fonds Vert company, accompanied by Bpifrance March 26, 2026

PARIS FONDS VERT – Meanings Capital Partners is leading a majority stake in the capital of Instant System, a Paris Fonds Vert company, accompanied by Bpifrance

A leading company in MaaS (Mobility as a Service) platforms and the integration of ticketing solutions, Instant System responds to the daily mobility ...

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FAIM Fund dedicated to innovation
and modernisation
of agricultural enterprises
Paris Green Fund First climate fund
dedicated to Paris
ecological transition