WORLEY LIMITED — Capital/Financing Update 2012

Jan 19, 2012

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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

20 January 2012

ASX Release WORLEYPARSONS LIMITED

(ASX: WOR)

WorleyParsons wins contract for Chevron Indonesia

WorleyParsons and its 50/50 joint venture partner PT Rekayasa Industri have been awarded a significant Improve contract by PT Chevron Pacific Indonesia. The contract is for the supply of overall program management, engineering and construction management services for Chevron’s oilfield assets spread through the middle of Sumatra. The contract will provide estimated revenue of USD180 million to the joint venture partners over its five-year term .

WorleyParsons’ Chief Executive Officer, John Grill said “This contract is a significant milestone for WorleyParsons, as it allows entry to the heavy oil production business in Indonesia’s largest oil field. This project will be a great opportunity for WorleyParsons and our partner PT Rekayasa Industri to combine both companies’ strengths to deliver a quality project to contribute to Indonesia’s domestic oil needs.”

WorleyParsons’ Improve business stream is focused on delivering ongoing improvements to our customers’ sustaining and significant capital assets through long-term mutually beneficial relationships.

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