As an explorer and leading player in the global magnesia industry, Terresis supports its customers through four areas of expertise: agricultural solutions, environmental solutions, industrial minerals, and refractory solutions. For more than 100 years, our talented and passionate teams have been pioneering tailor-made solutions and reinventing the way the world uses magnesia.
With 960 committed employees, 4 mines, 4 industrial production sites, 50 scientific partnerships and a commercial presence in 70 countries, Terresis combines global reach with deep technical expertise. Its integrated industrial model enables full control of the value chain, from mineral extraction to final application, ensuring quality, reliability and responsibility at every stage.
A subsidiary of the Groupe Roullier, Terresis develops innovative magnesia-based solutions that align performance and sustainability to protect what matters and secure the future for all.
Terresis – Protect what matters.
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