Board of Directors

Bob Buchan, Chairman

Peter McIntyre, Managing Director

Neil Maclachlan, Non-Executive Director

Steve Sikirich, Non-Executive Director

Peter Meagher, Non-Executive Director

Rance Dorrington - Company Secretary

Share Registry

Link Market Services Limited, Locked Bag A14, Sydney, NSW 1235

PHONE: 1300 554 474  or  +618 8280 7761

EMAIL: registrars@linkmarketservices.com.au

Auditors and Independent Accountant

BDO Kendalls (WA) Pty Ltd, 128 Hay St, Subiaco, WA 6008

ASX: EXT

TSX: EXT

ABN: 61 057 337 952