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

SMART HOME INTERNATIONAL

Smart Home International is a connected home specialist. The group designs, develops and sells solutions and objects allowing remote control of the ho...

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A glimpse of our portfolio

ELICHENS

eLichens designs, develops and markets a hardware (intelligent micro-sensors) and software solution for air quality analysis for indoors and outdoors.

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A glimpse of our portfolio Electronic silicon technology

ALEDIA

Aledia has developed a technology that makes it possible to manufacture diodes for LEDs from nanowires whose growth is carried out on an electronic si...

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Electronic silicon technology
A glimpse of our portfolio

MAGICPALLET

MagicPallet develops and markets a SaaS platform that brings together hundreds of thousands of carriers, manufacturers and European customers (mainly ...

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A glimpse of our portfolio

SEE YOU SUN

See You Sun is a developer, builder and operator of multi-site solar and electromobility projects in France. The team is made up of engineers with par...

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A glimpse of our portfolio

STOCKPRO

StockPro designs reuse support solutions for all construction industry players, companies, traders, manufacturers and communities.

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A glimpse of our portfolio

VERIDEA

Veridea offers checkDPE, software that checks the reliability of Energy Performance Diagnostics (EPD) of homes. Its solution guarantees the quality of...

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A glimpse of our portfolio ESG / Immobilier

ALTYN

Altyn is an engineering company engaged in professions linked to the energy, ecological and digital transition of buildings and territories.

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ESG / Immobilier
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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

Seventeenth edition of the Demea Sustainable Investment ESG report July 17, 2026

Seventeenth edition of the Demea Sustainable Investment ESG report

The year 2025 confirmed an underlying trend: while political and economic trade-offs continue to put sustainability under pressure, ongoing climate-re...

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