RSK is certified to OHSAS 18001 and monitors its performance through an integrated safety, health, environmental and quality management system (SHEQMS). An in-house management team arranges regular audits and training to ensure the system is not static. In November 2007, the Achilles Verify scheme gave RSK a 90.4% rating for its health and safety management system and 91.4% for its on-site performance.