---

POWELL CORPORATION PTY. LTD. CYPRESS ARK INTERNATIONAL GROUP PTY LTD DOMSETTA NOMINEES PTY. LTD. ELISTON PTY LTD DE BEAUX MECHANICAL SERVICES PTY LTD FSTK HOLDINGS PTY LTD LAWN CUTZ PTY LTD FOXBRIDGE HOLDINGS PTY LTD ECLIPSE MANAGEMENT PTY LTD JACKADDER PTY LTD SWINGKING PTY LTD M.R. & K.E. STUBBS PTY LTD HILLSTREAM NOMINEES PTY LTD G.H. ONG PTY LTD WESTTREES PTY LTD MIKONOS HOLDINGS PTY LTD GEOTHERMAL ENERGY VICTORIA PTY LTD J. & M. VARSAMIS PTY. LTD. JAMPOT NOMINEES PTY. LTD. R. GREENWOOD CONSULTING PTY LTD