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CALFAS PTY LTD ENERGY MANAGEMENT AUSTRALIA PTY LTD COMMUNICATION DEVELOPMENT CONSULTANTS PTY LTD X X PTY LTD DYNA-STRUX (AUST) PTY LTD VICAVE PTY LTD LOFTANA PTY LTD J J LAWSON PTY LTD PETER & WENDY PTY LTD G R B GILL PTY LTD WORLEY SERVICES PTY LIMITED WMS HOLDINGS PTY. LTD. F H T NOMINEES PTY LTD MING JADE PTY LTD SHIRTON NOMINEES PTY LTD ERPHIL PTY LTD NATLUS PTY. LTD. SNARE & BOTTLE PTY. LTD. CAVILL INVESTMENTS PTY LTD KRAUSKOPF INVESTMENTS PTY. LTD.