---

GRATTERI PTY. LTD. NEWNA INSPECTION SERVICES PTY LTD SILKREEF HOLDINGS PTY LTD SOUTHWAY ASSET PTY LTD HBAS WA PTY LTD JADE EAGLE PTY LTD GEO-MINING CONSULTANTS PTY LTD SANCON PTY LTD BJB HOLDINGS PTY LTD PTR FINANCE GROUP PTY LTD HIDCOTE PTY LTD ATMOS TOOL COMPANY PTY LTD BAYLEY & ASSOCIATES PTY LIMITED DAS TECHNOLOGIES PTY LTD YANDIAH PTY LIMITED I. LIGHT PTY LIMITED OCCIDENTAL DEVELOPMENTS PTY LIMITED MATRIX SOLUTIONS PTY LTD NITHSDALE PTY LTD SOUTHERN ECO PTY LTD