Certified quality management system (ISO 84.4 81.7 79.2 Certified environmental management system (ISO 14001 or equivalent) 75.0 71.1 66.9 Certified risk prevention management system (OHSAS 18001 or equivalent ) 69.1 67.3 60.7 2 Scope: Suppliers of materials, equipment, works and services with orders for amounts equal to or greater than €400,000 during the year (information as at the end of November 2013).