---

FOUNTAINHEAD INDUSTRIES PTY LTD BERTUNA NOMINEES PTY. LTD. A S CHAPMAN ELECTRICAL PTY LTD I. & L.S. FLEETWOOD INVESTMENTS PTY. LTD. PELIWAT PTY LTD M & M BURROWES MANAGEMENT SERVICES PTY. LTD. AUSTRALIAN GAS NETWORKS (VIC HOLDINGS 1) PTY LTD AUSTRALIAN GAS NETWORKS (VIC HOLDINGS 2) LIMITED AUSTRALIAN GAS NETWORKS (VIC 3) PTY LTD THE PIPETTE COMPANY PTY LTD CREATIVE COOLING PTY LTD MCWILLIAM SUPERANNUATION PTY. LTD. ALTERNATIVE SERVICES AUSTRALIA PTY LTD STRATEGIC DATA MANAGEMENT PTY LTD FLORIDIA PROJECTS PTY LTD SCHWENSIU PTY LTD GT & FK SWANN PTY LTD ELIO SPARKS ELECTRICAL PTY LTD STRANO INVESTMENTS PTY LTD A & A ALEGRE HOLDINGS PTY LIMITED