---

SA COMPUTER CONSULTING PTY LTD P B BUSINESS GROUP PTY. LIMITED ANHOLT PTY LTD 3 MIA PLACE PTY LTD GREEN FUTURES PTY LTD T & L LUCCHESE PTY. LTD. G.K.L. NOMINEES PTY. LTD. J & M HARDY INVESTMENTS (N.T.) PTY. LTD. J & M HARDY MANAGEMENT (N.T.) PTY. LTD. POINTERRA LIMITED WISELINK PTY. LIMITED VIEWCAST PTY. LIMITED THORNET PTY. LIMITED MACKAY COMMUNICATIONS (QLD) PTY. LTD. HOWE BUILDING CONTRACTORS PTY. LTD. WILLBEE PTY. LTD. SERALOT PTY. LIMITED JOYCREST PTY. LIMITED IDAVANT PTY. LIMITED HEMGLADE PTY. LIMITED