WORLEY LIMITED — Capital/Financing Update 2011

Oct 4, 2011

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Level 12, 141 Walker Street North Sydney NSW 2060 Australia Telephone: +61 2 8923 6866 Facsimile: +61 2 8923 6877 worleyparsons.com WorleyParsons Limited ABN 17 096 090 158

5 October 2011

ASX Release

WORLEYPARSONS LIMITED

(ASX: WOR)

WorleyParsons awarded PCM contract for Wiggins Island Coal Export Terminal

WorleyParsons has been awarded the Procurement and Construction Management (PCM) services contract for the delivery of the Wiggins Island Coal Export Terminal Stage 1 (WICET) which is owned by a consortium of eight coal companies.

The WICET is a privately funded AUD2.5 billion project which involves the development of a 27 million tonnes per annum coal export terminal on Golding Point near Gladstone in Queensland.

The WICET contract will be delivered from the WorleyParsons Brisbane office and then transition to Gladstone over the next few months as site works commence. The expected revenue to WorleyParsons from Stage 1 of this project is approximately AUD75 million and completion is expected by the end of the second quarter of 2014.

John Grill, Chief Executive Officer of WorleyParsons commented: “I am most pleased to announce this award, as it confirms our strategic intent to be a major provider of pit to port delivery solutions. The WICET PCM contract award supports this strategy and also continues our strong position in the development of Australia’s natural resources and supporting infrastructure”.

For further information please contact:

Andrew Wood Geoff Fowlstone Group Managing Director – Finance/ CFO Fowlstone Communications Ph: +61 2 8923 6866 Ph: +61 2 9955 9899 www.worleyparsons.com Mob: +61 413 746 949 geoff@fowlstone.com.au