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FOR IMMEDIATE RELEASE

31 October 2025

John Wood Group PLC

("Wood" or the "Company")

Completion of sale of North America T&D to Qualus

Further to the Company's announcements on 29 August 2025 and 30 October 2025, the board of Wood is pleased to announce that it has today completed the sale of its North American Transmission & Distribution engineering business ("North America T&D") to Qualus LLC and 2737813 ALBERTA LTD (together, "Qualus"), as described in the announcement on 29 August 2025, for an enterprise value of $110 million and cash proceeds of approximately $105 million net of transaction costs.

For the purposes of UK Listing Rule 7.3.3, Wood confirms that there has been no material change affecting any matter contained in the Company's announcements on 29 August 2025 or 30 October 2025.

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This announcement has been prepared for the purposes of complying with the applicable law and regulation of the UK (including the UK Listing Rules (the "UKLRs") and the Disclosure Guidance and Transparency Rules) and the information disclosed may not be the same as that which would have been disclosed if this announcement had been prepared in accordance with the laws and regulations of any jurisdiction outside of the UK.

Save as required by the Market Abuse Regulation, the Disclosure Guidance and Transparency Rules, the UKLRs or by applicable law, Wood expressly disclaims any intention, obligation or undertaking to update, review or revise any of the information or the conclusions contained herein, including forward-looking or other statements contained in this announcement, or to correct any inaccuracies which may become apparent whether as a result of new information, future developments or otherwise.