WORLEY LIMITED — Major Shareholding Notification 2021

Sep 15, 2021

Level 17, 141 Walker Street North Sydney NSW 2060 Australia Telephone: +61 2 8923 6866 www.worley.com Worley Limited ABN 17 096 090 158

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16 September 2021

ASX release

WORLEY LIMITED (WORLEY)

(ASX: WOR)

Jacobs selling Worley shares

Worley announces that it was informed by Jacobs Engineering Group Inc. (Jacobs) at 18:37 on 15 September 2021 AEST that it had entered into a block trade agreement with Citigroup Global Markets Australia Pty Limited to sell all Jacobs’ shares (being 9.85%) in Worley via an underwritten block trade.

Jacobs became a Worley shareholder following Worley’s acquisition of the Jacobs Energy, Chemicals and Resources division that included a share issue to Jacobs to partly fund the acquisition as previously announced on 22 October 2018. Jacobs was released from the lock up of Worley shares on 23 December 2019 as previously announced on 13 December 2019.

Worley’s Chief Executive Officer, Chris Ashton said: “We welcome the shareholders who will join our register.”

Authorized for release by Nuala O’Leary, Group Company Secretary.

For further information, please contact:

Veréna Preston Group Director Investor Relations Ph: +61 402 125 930 investor.relations@worley.com www.worley.com

About Worley: Worley is a global company headquartered in Australia and our purpose is delivering a more sustainable world. Worley is a leading global provider of professional project and asset services in the energy, chemicals and resources sectors. As a knowledge-based service provider, we use our knowledge and capabilities to support our customers to reduce their emissions and move towards a low carbon future.

Worley Limited is listed on the Australian Securities Exchange (ASX: WOR).