
In an article published by Le Figaro, the rise of filtered and microfiltered water is presented as a major shift in consumer habits, one that could challenge the long-standing dominance of bottled water. This transformation is driven by a growing awareness of environmental issues and a search for solutions that are more local, more sustainable, and generate less waste.
This approach is fully in line with the vision developed by Thibault Lamarque, founder and president of Castalie. Since 2011, the French company has been working to transform the way organizations use water by offering microfiltered water solutions for businesses, hotels, and restaurants.
Castalie model Castalie on installing fountains that produce still or sparkling water directly on site using tap water. This approach eliminates much of the logistics associated with bottled water and significantly reduces the use of single-use plastic bottles. It also helps reduce emissions related to transportation, storage, and waste management.
The article highlights a more profound shift in the expectations of consumers and professionals. Water quality, product traceability, and environmental impact are becoming increasingly important factors in decision-making. In the hospitality and restaurant industries, this shift is fostering the emergence of new models of sustainable hydration that balance customer experience, environmental responsibility, and economic performance.
This rise in popularity of microfiltered water is part of a broader trend toward ecological transition and the circular economy. By prioritizing locally produced water and reusable containers, companies can reduce their environmental footprint while meeting the evolving expectations of their customers and employees.
Amid these market changes, Castalie as a major player in the microfiltered water sector in France. Thibault Lamarque’s journey, meanwhile, illustrates the ability of impact entrepreneurship to anticipate societal changes and offer innovative solutions to support the transition toward more sustainable consumption patterns.
Key takeaways
- Thibault Lamarque is the founder and president of Castalie.
- Castalie microfiltered water solutions for businesses, hotels, and restaurants.
- The company is helping to reduce the use of single-use plastic bottles.
- The rise of microfiltered water is challenging the bottled water model.
- Castalie the ecological transition through sustainable hydration solutions.
Source: Le Figaro, “The Rise of Filtered Water Threatens the Dominance of Bottled Water,” January 24, 2024.

