Completion of sale of UK T&D

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FOR IMMEDIATE RELEASE

30 December 2025

John Wood Group PLC

("Wood" or the "Company")

Completion of sale of UK T&D to United Infrastructure

Further to the Company's announcement on 10 December 2025, the board of Wood is pleased to announce that it has today completed the sale of its United Kingdom Transmission & Distribution engineering business ("UK T&D") to UI Telecoms & Power Holdco Limited ("United Infrastructure"), as described in the announcement on 10 December 2025, for a cash consideration of £57.5 million (around $77.7 million) with cash proceeds of approximately £55.1 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 announcement on 10 December 2025.

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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.