Loading organizations...
§ Private Profile · Pessac, Aquitaine, France
Biotech company transforming industrial organic waste into PHA biopolymers for cosmetics, plastics, coatings, and textiles.
Based in Pessac, France, Dionymer is a biotechnology company that transforms industrial organic waste into biodegradable polyhydroxyalkanoate polymers to serve as low-carbon alternatives to petrochemical plastics. The venture-backed firm develops proprietary technology to convert these waste streams into sellable biopolymer materials in powder and pellet form for customers across the cosmetics, plastics, coatings, and textiles industries. The organization recently scaled its manufacturing capacity from 10 kilograms to one ton per year following the installation of a preindustrial pilot facility, with plans to reach an annual output exceeding 1,000 tons by 2030. Dionymer has raised €8.65 million in total funding, including a €7 million seed round in February 2026 backed by institutional investors such as BNP Paribas Développement, BPI France, AFI Ventures, and UI Investissement. The enterprise was founded in 2021 by Thomas Hennebel, Antoine Brege, and Guillaume Charbonnier.
Dionymer has raised $9.9M across 2 funding rounds.
Dionymer has raised $9.9M in total across 2 funding rounds.
Dionymer has raised $9.9M across 2 funding rounds. Most recently, it raised $8.3M Seed in February 2026.
| Date | Round | Lead Investors | Other Investors | Status |
|---|---|---|---|---|
| Feb 2, 2026 | $8.3M Seed | — | AFI Ventures, Aquiti Gestion, Patricia Leyrat, Bpifrance, Hewlett Packard Ventures, HOP, Irdi Capital Investissement, M Capital, Thibaut Richebois, Resiliance, Emilie Richard | Announced |
| Dec 13, 2023 | $1.6M Venture Round | Charles Fourault, Maxime Lambert, Jean Michel Petit, Olivier Lieutard | — | Announced |
Dionymer has raised $9.9M in total across 2 funding rounds.
Dionymer's investors include AFI Ventures, Aquiti Gestion, Patricia Leyrat, Bpifrance, Hewlett Packard Ventures, Hop, IRDI Capital Investissement, M Capital, Thibaut Richebois, Resiliance, Emilie Richard, Charles Fourault.