Quality in gypsum. CASEA! We are your competent partner when it comes to high-quality and individual calcium sulfates. As CASEA we consolidate the plaster activities of the REMONDIS group into a company that is focused on sustainable use of raw materials, which has 150 years of experience in gypsum mining and in the production of gypsum-based products. This means we can tap into synergies – for the best quality and first-class service.