Deals Counterparts

Thames Water awards upgrade contract to Kier Infrastructure

Development Utilities announced United Kingdom Feb 17, 2026
GBP280M
Deal Value
development
Stage
Maple Lodge Sewage Treatment Works upgrade
Project

Thames Water awards a major works contract for the upgrade of Maple Lodge Sewage Treatment Works to Kier Infrastructure. The contract is worth up to £280 million and aims to deliver a higher quality of treated effluent and support compliance with new requirements.

Deal Analysis

This announced development deal involves Thames Water awarding a major works contract, valued at up to £280 million, to Kier Infrastructure for the upgrade of its Maple Lodge Sewage Treatment Works in the United Kingdom. The core objective of this significant investment is to deliver a higher quality of treated effluent and ensure compliance with new regulatory requirements. This contract underscores Thames Water's ongoing commitment to enhancing its operational infrastructure and meeting evolving environmental standards within its service area. The deal is notable for its substantial value, representing a significant capital expenditure focused on a critical piece of wastewater infrastructure. The involvement of Kier Infrastructure, a prominent UK construction and infrastructure services company, as the developer highlights its expertise in delivering complex utility projects. This transaction reflects a broader trend within the UK utilities sector, particularly in water and wastewater, where operators are under increasing pressure to invest heavily in asset upgrades to address aging infrastructure, improve environmental performance, and adhere to stricter regulatory mandates.
  • Contract value up to £280 million for a single infrastructure upgrade.
  • Key players: Thames Water (major UK utility client) and Kier Infrastructure (established UK developer).
  • Focus on critical wastewater infrastructure upgrade for environmental compliance and effluent quality.
  • Reflects ongoing capital expenditure needs in the UK water and wastewater sector.

Timeline

Announced
Feb 17, 2026
Signed
Closed