---

G. & K. DOLAN INVESTMENTS PTY LTD YATABI AUSTRALIA PTY LTD PROJEXZ PTY LTD SHAUN MARTYN & ASSOCIATES PTY LIMITED PO SANG BROTHERS INVESTMENTS (AUSTRALIA) PTY LTD C P A T S PTY LTD VITALSTATISTIX PTY LTD SURTIE INVESTMENTS PTY LTD M. SURTIE PTY LTD SURTIE ENTERPRISES PTY LTD G.H.C. SURTIE PTY LTD AHMED SURTIE PTY LTD DALMAIN ENTERPRISES PTY LTD WELDON PARK NOMINEES PTY LTD BANKOWSKI SERVICES PTY. LTD. LUCA HOLDINGS PTY. LTD. SNAITH TRANSPORT PTY LTD HYPER QUANTUM PTY. LTD. GAS MAINTENANCE SERVICES (SA) PTY LTD PLANHEALTH PTY LIMITED