---

HCS EDUCATION INTERNATIONAL PTY LTD EXECUTIVE FLEET SERVICES PTY LTD TELETECH SERVICES PTY LTD RHIDO PROPERTY PTY LIMITED RHIDO SUPERANNUATION PTY LIMITED W KARYDIS & J JOBSON PROPERTY PTY LTD ANSAPA NOMINEES PTY LTD DQA PTY LTD ARTBOXBLACK PTY. LTD. AFFINITY MANAGEMENT CONSULTING PTY LTD M & C PRESSER HOLDINGS PTY LTD FOR NOW PTY LTD M & C PRESSER INVESTMENTS PTY LTD D & V CAMPBELL PTY LTD VISTRA (AUSTRALIA) PTY LTD ELVIRA PTY LTD AKP VISION PTY LTD INDOOR BIOLOGICAL SOLUTIONS PTY LTD SAFETY HAMMER PTY LTD BIOSPEC PTY LTD