Who We Are

Since more than 140 years, we work in long term partnerships in 120 countries all over the world. Together with our customers, we are proposing to farmers high quality fertilizers for optimal plant nutrition management. We are proud of actively contributing to sustainable and efficient food production on our planet.
Rosier began as a family business in 1880with superphosphate production in Moustier.
In 1960 the company went deeper into the fertilizer industry by producing granular compound fertilizers.
Since 2013 Borealis is actively strengthening Rosier’s market position through better feedstock integration as well as a more diversified and competitive product range.