Thames Water awards KIER Infrastructure GBP 280M contract for Maple Lodge STW upgrade

Thames Water Utilities Limited awarded KIER Infrastructure and Overseas Limited a contract worth up to GBP 280 million for the K298 Maple Lodge STW Quality AMP 7 New Permit project in London. The work includes new inlet screens, storm tanks, activated sludge plant, and tertiary treatment, with contract dates from April 2026 to March 2030.

“This project includes, but is not limited to the following packages of work: An additional inlet screen with civils alterations and screening handling upgrade...”find-tender.service.gov.uk

• 1 source
• find-tender.service.gov.ukK298 Maple Lodge STW Quality AMP 7 New Permit - Find a TenderTHAMES WATER UTILITIES LIMITEDFeb 17, 2026

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