Top 5 Sustainability VC (Venture Capital) Funds in Luxembourg in September 2025

Last updated: Sep 2025 A list of 5 VC (Venture Capital) funds that invest in Sustainability startups based in Luxembourg. We rank investors based on the number of investments they made in Sustainability companies from Luxembourg. We update this investor list every month.

Top 5 Sustainability VC (Venture Capital) Funds in Luxembourg in September 2025

Investor	Sustainability Luxembourg investments
Demeter	1
Eurefi	1
Innovation Fund	1
Akiles	1
ROC	1

Find investors that fund startups like yours. Automatically.

Our algorithm will find investors that invest in your industry, stage, and geography.

Investor list

Demeter is a major player in venture capital and private equity for the energy and ecological transition. They invest from 500 K€ to 30 M€ to support companies at all stages of their development: innovative startups, high growth SMEs and infrastructure projects.

Investment focus

Manufacturing, Software, Renewable Energy
Funding Round, Seed, Series A
France, Germany, Slovenia

Portfolio highlights

AISPRID — AISPRID is a robotic company that manufactures autonomous robots for soft fruit picking.
Praysbee — Praysbee is a French agri-tech startup that develops innovative, environmentally friendly spraying systems for vineyards. Their main product, the Wulp® boom, reduces chemical drift by over 90%, helping winegrowers spray more precisely and sustainably.
Sirius NeoSight — Sirius NeoSight is a biotech and pharmaceutical company that detects subclinical neo-cancers and provide treatment for it.

Eurefi is contributing fully to the development of a new cross- border economic area.

Investment focus

Manufacturing, Precious Metals
Funding Round
Luxembourg

Portfolio highlights

Saturne Technology — Saturne Technology is specialized in laser-cutting, laser-drilling, laser-welding and laser-cladding, using a manufacturing process by Selective Laser Melting (SLM) (i.e. metallic 3D-printing using fine metallic-powder bed).

Chemical, Advanced Materials, Cosmetics, Recycling, CleanTech, Plastics and Rubber Manufacturing, Nanotechnology, Biosciences

Investment focus

Health Care, Manufacturing, Information Technology
Funding Round, Seed, Series A
Belgium, France, Luxembourg

Portfolio highlights

Aloxy — Aloxy offers reliable IIot solutions tailored to the needs of the process industry. Our valve sensor provides an open and close indication of manual valves.
Fyteko — For a more sustainable agriculture
Graftys — Graftys, an Aix-en-Provence, France-based early stage company focused on advanced bone biologics.

Akiles is a Belgian Evergreen Investment Company focussing on Growth Capital. Managed by Christophe Rousseaux, Kurt Huyghe, Laurent Puissant Baeyens and