GreenRock Energy

Rank	Name	Units	% of Issued Capital
1	NATIONAL NOMINEES LIMITED	15,189,000	8.42
2	PERILYA LIMITED	15,000,000	8.32
3	PKA INVESTMENTS PTY LTD	10,484,375	5.81
4	MR SIMON MARK ASHTON	4,331,250	2.40
5	MR ALAN ROBERT KNIGHTS	3,090,225	1.71
6	CALM HOLDINGS PTY LTD	3,000,000	1.66
7	ANZ NOMINEES LIMITED	2,966,289	1.64
8	MR BRUNO NOSEK	2,753,125	1.53
9	KIRK SECURUTIES LIMITED	2,500,000	1.39
10	CALM HOLDINGS PTY LTD	2,484,810	1.38
11	PERILYA LIMITED	1,428,571	0.79
12	MR DAVID + MRS JULIE WATERHOUSE	1,280,000	0.71
13	MR MARTIN BRUCE SCHULT	1,159,400	0.64
14	MRS LEANNE CHALMERS	1,000,000	0.55
15	MR ROBERT GEMELLI	1,000,000	0.55
16	KEN DONE &ASSOCIATES PTY LTD	920,381	0.51
17	MR PETER RAYMOND KNAPMAN	829,817	0.46
18	MR DAVID ANDREW BRUNT	800,000	0.44
19	MRS SANDRA EDDY	800,000	0.44
20	CALM HOLDINGS PTY LTD	720,000	0.40
		71,737,243	39.75

As at 1 June 2008