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HORIZON STAR PTY LTD KIDDIAN PTY LTD FAIRWIND HOLDINGS PTY LTD TRONOX MINERAL SALES PTY LTD AUTUMN STAR PTY. LTD. ORBITAL CORPORATION LIMITED RICMAR HOLDINGS PTY LTD OHINGAITI PTY LTD NOREMAC PTY LTD SERENGETI PTY LTD H. & H. ARMSTRONG PTY LTD QUATTRO MOTORS PTY LTD WHITELEY PARTNERS PTY LTD BRIJOY PTY LTD DARTSON PTY LTD CARNEGIE PTY LTD MULTI-BREED INVESTMENTS PTY LTD UNITED AUSTRAL FARM PTY LTD VALLEYLINE CORPORATION PTY LTD ELLENBROOK MANAGEMENT PTY LTD