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AEC SPATIAL PTY LIMITED DAVID SESSIONS PTY LTD G. & S. SAMARAS PTY. LTD. JORDELES PTY LTD JORLEBA PTY LTD RELEBA PTY LTD REBELES PTY LTD AMAKA PTY LTD ZACLEBA PTY LTD ZACELES PTY LTD D & J COX INVESTMENTS PTY LTD SARELES PTY LTD SARLEBA PTY LTD TONGINO PTY LTD BREKA PTY LTD INTERNATIONAL COMMERCIAL INVESTMENTS PTY LTD SYDNEY RESOURCES PTY LTD. DBINTELLIGENCE PTY LTD MIKEV PTY LTD ACION PTY LTD