Oiarso S. Coop OIARSO S. COOP. is one of the 100 companies that belong to -MONDRAGON Corporation- (over 50.000 employees). OIARSO S. COOP specialises in producing disposable medical equipments that are sold, either under own brand Bexen Medical or with customers own identity. The fact of belonging toMONDRAGON Corporation offers us high possibilities of development, research and expansion, based on technological, financial and international support.