
THE CYNTHIA PROJECT BY IN-BETWEEN INTERNATIONAL
From the world’s most invasive aquatic plant to a sustainable raw material
WATER HYACINTH
Where others see a problem, we see a resource
Water hyacinth has invaded rivers and lakes worldwide. It chokes rivers, destroys biodiversity and blocks livelihoods. We clear choked waterways and turn its stems and leaves into natural fiber, fine powder and purified water.
01 · ABOUT US
In-Between International (Brussels) and Cynthia Louisiana LLC. The problem we tackle and the Cynthia® technology solution.
02 · TECHNOLOGY
Purpose-built boats, the patented Cynthia® drying process, and natural fiber, fine powder and purified water.
03 · PRODUCTS & SERVICES
Cleaning waterways, Equiden horse bedding, biodegradable plant pots and purified water.
04 · GLOBAL ROADMAP
From our first site in Gibson, Louisiana, to the USA and the most impacted regions worldwide. Then other invasive species.
THE PEOPLE BEHIND CYNTHIA®
Guided by an experienced board
GOVERNANCE AND EXECUTIVE TEAM
Leaders from finance, industry, telecoms and science, and an executive team based in Brussels and in the United States (Cynthia Louisiana LLC).
Bessel Kok · Rebeka Bahadorani · Jean-Marie Solvay · Bertrand Kan · Andy Brown · Marie-Laure Fauconnier
RECOGNISED BY
Solar Impulse Efficient Solution · WIPO GREEN · European Union · Most Sustainable Company 2024 · Forbes
PARTNERSHIPS
We choose our partners as carefully as our waterways
Cynthia grows with a small circle of industrial, institutional and financial partners who share a long-term commitment.
Frisco Industrial Contractors · Louisiana State University · Nicholls State University · Louisiana Department of Wildlife and Fisheries · USACE · USDA · BTNEP and many more.