DOWNER EDI LIMITED — Board/Management Information 2011

Dec 15, 2011

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Media/ASX and NZX Release

16 December 2011

DOWNER APPOINTS TWO NEW NON-EXECUTIVE DIRECTORS

Downer EDI Limited (Downer) today announced the appointment of Kerry Sanderson AO and Eve Howell as Non-executive Directors, effective 16 January 2012.

The Chairman of Downer, Mike Harding, said these new appointments continued the process of Board renewal at the company.

“Ms Sanderson and Ms Howell have had extraordinarily successful careers and they will broaden and strengthen the skills and experience on the Downer Board,” Mr Harding said.

Ms Kerry Sanderson AO has been Agent General for the Government of Western Australia since November 2008. Based in London, the Agent General represents the Government of Western Australia in Europe and Russia and promotes investment in Western Australia and Western Australian exports to Europe. She will be returning to Australia in December 2011.

Ms Sanderson was Chief Executive Officer of Fremantle Port Authority from 1991 to 2008, a period during which container trade quadrupled. She previously worked for the Western Australian Department of Treasury for 17 years and the Western Australian Department of Transport for four years, ultimately as Deputy Director General.

Ms Sanderson has Bachelor of Science and Bachelor of Economics degrees from the University of Western Australia and in 2005 she received an Honorary Doctorate of Letters from the University of Western Australia. She is a Member of the Advisory Council, Curtin University Business School; a Member of the Ambassadorial Council, University of Western Australia Business School in the UK; and a former Member of the Advisory Board, Menzies Centre for Australian Studies, Kings College London.

She has previously served as a Director of Austrade, the Australian Wheat Board, Rio Tinto WA Future Fund and the Western Australian Lands Authority (Landcorp).

In 2004, Ms Sanderson was named an Officer of the Order of Australia for service to the development and management of the port and maritime industries in Australia, and to public sector governance in the areas of finance and transport.

Eve Howell has extensive technical and commercial experience in the oil and gas industry. She is currently Executive Vice-President – Health, Safety and Security for

A Triniti Business Campus, 39 Delhi Road, North Ryde NSW 2113 P PO Box 1823, North Ryde NSW 2113 T +61 2 9468 9700 | F +61 2 9813 8915 | W downergroup.com

Downer EDI Limited ABN 97 003 872 848

Woodside Energy Limited and has worked with Woodside since 2006, including as Executive Vice President North West Shelf.

Ms Howell graduated from the University of London with a Bachelor of Science degree (Honours in Geology and Mathematics) and has a Master of Business Administration from Heriot-Watt University. She worked with the Institute of Geological Sciences (now British Geological Survey) and Amoco Europe before moving to Australia in 1981. Before joining Woodside, she held senior roles at Occidental Petroleum, Hadson Energy Limited and Apache Corporation. She was Managing Director of Apache Energy Limited and Regional Vice President for Apache Corporation in Australia.

Ms Howell was a Director of Fremantle Port Authority from 2006 until 2010 and a Director of The Australian Minerals & Metals Association from 2007 until 2010, including President from 2008 until 2010. She is a Director of West Australian Ballet, a Life Member of the Petroleum Club of Western Australia and a Distinguished Member of the Petroleum Exploration Society of Australia.

For further information please contact:

Michael Sharp, Group Head of Corporate Affairs and Investor Relations +61 439 470145 Luke Thrum, Manager Investor Relations +61 459 828720

Downer EDI Limited (www.downergroup.com) provides comprehensive engineering and infrastructure management services to the public and private Minerals & Metals, Oil & Gas, Power, Transport Infrastructure, Communications, Water and Property sectors across Australia, New Zealand, the Asia Pacific region and the United Kingdom.

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