There are many lead auditor course such as mastering the audit of environment management system, mastering the audit of information security management system, mastering the audit of occupational health and safety management system and mastering the audit of quality management system. The course mastering the audit of occupational health and safety management system reviews the structure and requirements of OHSAS 18001. The training program provides the practical skills to become competent lead auditors. The course is approved by IRCA( International Register of certificated auditors). The course is intended for those who require detailed knowledge of OHSMS auditing process. It is also applicable for those managing internal OHSMS audit within their organisation and for those who want to be registered OHSMS lead auditor. OHSMS internal auditors can also improve their skills with the course. The course consists of OHSMS auditor certification, overview of OHSAS 18001:2007, introduction to OHSMS auditing, audit planning, audit techniques, audit protocol, audit surveillance reporting. The course enables delegates to plan and conduct the third party external audits. There are series of lectures and role play exercises to enable better learning of the course. Another lead auditor course is mastering the audit of environmental management system. The course has widespread recognition and reviews the structure and basic requirements of ISO: 14001. The course is intended for those who require detailed knowledge of EMS auditing process and those managing internal EMS audit within their organisation and also for EMS internal auditors.