---

STEMCELL UNITED LIMITED HARTON HOLDINGS PTY LTD MIRRIWINNI PTY. LTD. ROCHESTER INVESTMENTS PTY. LTD. AMPAC DEVELOPMENTS PTY LTD KILKENNY NOMINEES PTY. LTD. GOLDLUSTRE PTY. LTD. FREEFLIGHT PTY. LTD. BARRAGATE PTY. LTD. TANAGROUP PTY LTD F.A. WARNER (1984) PTY. LTD. JARUBA PTY. LTD. CASWELL PTY LTD P.J. ZILKO PTY LTD ARDMORE-BOYERINE PTY LTD LE CHEM PTY LTD KARUMBA PTY. LTD. MARBURG PTY. LTD. BARRACK COMBUSTION PTY. LTD. COONADOO GRAZING CO. PTY. LTD.