# Pierre-Antoine Mariage

> Pierre-Antoine Mariage is the CEO and co-founder of Botalys, the Belgian botanical-ingredients company launched as Green2Chem in 2011. An agronomic engineer trained at UCL, he previously led research and development at Galactic. His work centers on bringing indoor cultivation of rare plants from research into industrial production, with commercial and research partnerships including Seppic and L’Oréal’s Green Sciences Incubator. His public LinkedIn profile lists Austin, Texas, as his location.

- **Role:** CEO & Co-founder at Botalys
- **Organizations:** Botalys, Green2Chem, Galactic, Haute École Condorcet
- **Education:** Agronomic engineering, Université catholique de Louvain (UCL), Masternova program, AgroParisTech, Reims Management School
- **Known for:** Co-founded and leads Botalys, commercializing indoor cultivation of rare botanical ingredients., Botalys coordinated Rhizomia, which received €2,205,000 in EU funding over a project running from March 2019 to May 2021., Botalys won the jury prize at WAP’INNOV in 2020.

## Career timeline

- **—** — Began his career as head of research and development at Galactic in Escanaffles.
- **2011** — Launched Green2Chem, the venture that became Botalys; the company’s current chronology identifies 2011 as its launch year.
- **2014** — Worked on pilot-scale development with Paul-Evence Coppée at Materia Nova in Ghislenghien.
- **2017** — Botalys finalized development of its Biomimetic Indoor Farming technology.
- **2018** — Production moved to Quai des Usines in Ath and the business adopted the Botalys name, according to the March 2019 municipal profile.
- **2019** — Commercial launch of Botalys’ Korean ginseng ingredient; EU Rhizomia project began.
- **2022** — Botalys raised a €6.6 million Series B with ALIAD as lead investor.
- **2023** — Seppic partnership announced; Botalys opened its first US subsidiary.
- **2024** — Botalys announced an incubation program with L’Oréal’s Green Sciences Incubator.
- **2025** — Botalys announced a strategic botanical-development collaboration with Haleon.

## Achievements

- Co-founded and leads Botalys, commercializing indoor cultivation of rare botanical ingredients.
- Botalys coordinated Rhizomia, which received €2,205,000 in EU funding over a project running from March 2019 to May 2021.
- Botalys won the jury prize at WAP’INNOV in 2020.
- Led Botalys through a €6.6 million Series B in 2022 and subsequent international partnerships.

## Latest updates

- **2025-10** — Botalys announced a Haleon collaboration on October 16, 2025, following a project kickoff in September 2025.
- **2024-03** — Botalys announced its incubation program with L’Oréal’s Green Sciences Incubator on March 19, 2024.

## Links

- Website: https://botalys.com/
- LinkedIn: https://www.linkedin.com/in/mariage-pierre-antoine

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Published by YesPress — https://yespress.io
Last updated: 2026-10-15