Board/Management Information • Nov 26, 2025
Board/Management Information
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RNS Number : 0667J
Costain Group PLC
26 November 2025
Costain Group PLC (Costain)
26 November 2025
External Appointment
In accordance with UK Listing Rule 6.4.9R(2), Costain announces that Tony Quinlan, a Non-Executive Director of Costain, Chair of the Audit and Risk Committee and member of the Remuneration Committee and Nomination Committee, has been appointed as Non-Executive Chair NextEnergy Solar Fund Limited ('NESF'), a company listed on the London Stock Exchange, with effect from 3 December 2025. Tony will also be a member of NESF's Management Engagement Committee; the Environmental, Social and Governance Committee; and their Remuneration and Nomination Committee.
Enquiries

| Investors and analysts | [email protected] |
| Matthew Jones, Costain | +44 (0) 7860 922 341 |
| Company Secretariat | [email protected] |
| Katie Mullins | +44 (0) 7353 006 675 |
| Cyd Trumper | +44 (0) 7879 133 084 |

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