Board of Directors

Steve Galloway, Chairman

Jonathan Leslie, Managing Director

Alastair Clayton, Non-Executive Director

Ron Chamberlain, Non-Executive Director

Neil Maclachlan, Non-Executive Director

John Main, Non-Executive Director

Inge Zaamwani-Kamwi, Non-Executive Director

Siobhan Lancaster - 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 / TSX / NSX: EXT

ABN: 61 057 337 952