Closed

Defence Water Services Programme - UK4

Defence Infrastructure Organisation · Central government

In brief

Defence Infrastructure Organisation was looking for suppliers for energy and construction work. Bidding has closed and no award has been published yet.

The estimated value is £2,300,000,000 excluding VAT.

The contract runs for 7 years, up to 10 years with extensions, starting 1 February 2028.

Built from the notice's own fields. Always check the official notice before you bid.

What the notice says

The Defence Infrastructure Organisation (DIO) on behalf of the Ministry of Defence (MOD), is looking to secure the provision of end-to-end WWW services for the MOD’s specified estate in England and Wales, through a single Managed Service Provider (MSP). MOD has a significant and geographically dispersed WWW estate in England and Wales with a combination of public supply and its own private water network. The Contract will go-live in 2 main stages with Wales and South-West England going first on 01 Dec 2028, with the rest of England on 30 Mar 2030, with the other smaller requirements going live as the Authority’s other contracts and agreements expire or earlier with the agreement of the MSP.…Read the full description
The Defence Infrastructure Organisation (DIO) on behalf of the Ministry of Defence (MOD), is looking to secure the provision of end-to-end WWW services for the MOD’s specified estate in England and Wales, through a single Managed Service Provider (MSP). MOD has a significant and geographically dispersed WWW estate in England and Wales with a combination of public supply and its own private water network. The Contract will go-live in 2 main stages with Wales and South-West England going first on 01 Dec 2028, with the rest of England on 30 Mar 2030, with the other smaller requirements going live as the Authority’s other contracts and agreements expire or earlier with the agreement of the MSP. The Defence Water Services Programme (DWSP) will deliver a single contract to effectively support, manage and assure supply chain WWW service provision, delivering a common user experience across the England and Wales estate. Due to the extent and dispersed nature of MOD WWW assets, the MSP will need to demonstrate all technical competencies required to deliver the full spectrum of WWW services which may include but may not be limited to: Operational Water and Wastewater Services Water Abstraction & Treatment Water Abstraction & Treatment Abstraction licensing management Water resource management Operation and maintenance of raw water reservoirs and water treatment works Provision of emergency water supplies and alternative supplies for security and resilience Long-term asset management planning Potable Water Distribution & Measurement Maintenance of water mains and service pipes Lead pipe replacement Operation and maintenance of service reservoirs, booster pumps and Pressure Reducing Valves (PRVs) Additional dosing Metering and measurement Pre-planned maintenance and reactive repairs Proactive investment planning Long-term asset management planning Non-Potable Water Systems (e.g. Fire Mains) Operation and maintenance of emergency water storage, dedicated fire mains, valves and hydrants, softened water systems and saltwater systems Pre-planned maintenance and reactive repairs Proactive investment planning Wastewater Collection (Sewerage & Pumping) Sewage collection and sewerage systems Operation and maintenance of sewage pumping stations, rising mains, combined sewer overflows Resolve sewer blockages and flooding Long-term asset management planning Wastewater Treatment & Discharge Sewage treatment Management of discharge consents/permits MCERTS calibration and reporting Sludge treatment and disposal Pre-planned maintenance and reactive repairs Proactive investment Long-term asset management planning Surface Water Systems Operation and maintenance of oil water interceptors, surface water sewers and surface water discharges Flood defences and surface water flooding management Reactive repairs Proactive investment Long-term asset management planning Helpdesk & Stakeholder Management 24/7 omnichannel helpdesk Incident management and emergency Water and Wastewater services Job triage, scheduling, and feedback Complaints resolution Performance management Water and Wastewater Sampling & Analysis Water and Wastewater quality sampling Specialist laboratory and testing Reporting Specific sampling and analysis services Water and Wastewater Management Services Statutory Undertaker (SU) & Retailer Charges SU relationship management Cost forecasting SU annual negotiations Maximum Daily Demand (MDD) tariffs management Management of trade effluent discharge consents Retailer contract negotiation Issue resolution Estate Development & Change Liaison with estate development teams and developers Approvals for WWW connections Acceptance and management of third-party assets Management of MOD Third-Party agreements Easements and access rights MOD customer management and charging Third party agreements and base separations Supplier Management Appointment and management of suppliers Small to medium sized enterprise (SME) analysis Other Services Energy management Implementation of an energy management strategy Network optimisation Advise MOD on asset optimisation Identify over/under capacity Recommend removal of surplus or redundant assets Security and Resilience of Supply Collaborate with MOD to mitigate security and supply resilience issues Demand Supply Balancing Ensure a sustainable water supply that meets actual and forecasted demand Meter Calibration Verify and adjust water meter accuracy Anomaly Investigation Detection of unusual behaviours in water systems Analysis of deviations from normal operations Response to anomalies across the water cycle Licensing and Permit Management Management of licenses and permits Innovation Support MOD in driving and implementing innovation Further information regarding the scope of the contract and the key features of the future arrangements can be found in the DWSP Concept Paper. During the life of the contract there may be growth or reduction in estate driven by changes in defence outputs and requirements.

Timeline

  1. Preliminary market engagement notice · UK2, notice 062271-2025
  2. Tender notice · UK4, notice 001236-2026

About the buyer

Procurements

71

Awards

15

Suppliers it has used most for energy

Similar open tenders

All open energy tenders
  1. SCAPE Construction Works and Services Framework

    Scape Procure LimitedNorth East, North West, Yorkshire and the Humber, East Midlands, West Midlands, East of England, London, South East, South West, Wales, Northern IrelandEnergy and utilities, Construction

    Open10 days leftExpress interest5 lotsSuitable for SMEsFramework

    £8bnframework ceiling
  2. Technical Support Services 2026

    Procurement for HousingNorth East, North West, Yorkshire and the Humber, East Midlands, West Midlands, East of England, London, South East, South West, Wales, Northern IrelandArchitecture and engineering, Environmental services

    Open17 days left11 lotsSuitable for SMEsFramework

    £260mframework ceiling
  3. Propane Bulk Supply Delivery and Storage

    Severn Trent Water LimitedNorth East, North West, Yorkshire and the Humber, East Midlands, West Midlands, East of England, London, South East, South WestEnergy and utilities

    Open20 days left5 lotsSuitable for SMEsFramework

    £10mframework ceiling
  4. Delivery, Management and Maintenance of Public & Private EV Infrastructure

    Places for People Group LimitedNorth East, North West, Yorkshire and the Humber, East Midlands, West Midlands, East of England, London, South East, South West, Wales, ScotlandConstruction, Electrical

    Open20 days left2 lotsSuitable for SMEs

    £40mestimated
  5. Heating, Electrical, Mechanical and Decarbonisation Framework

    Eastern Procurement LimitedNorth East, North West, Yorkshire and the Humber, East Midlands, West Midlands, East of England, London, South East, South West, Wales, ScotlandEnergy and utilities, Construction

    Open22 days leftSuitable for SMEsFramework

    £1.06bnframework ceiling

From notice 062271-2025 on Find a Tender, first published 3 October 2025, last updated 7 January 2026. We last checked for changes on 28 September 2026.