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Planned Procurement Notice - Defence Water Services Programme - UK3

Defence Infrastructure Organisation · Central government

In brief

Defence Infrastructure Organisation has announced plans to buy energy and construction work. This is an early notice: there is nothing to bid on yet, but it tells you a tender may follow.

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.

Can I win this?

Key dates

Questions by
midday, Monday 9 March 2026
Express interest by
midday, Monday 16 March 2026

This is the first stage. You register interest now, and shortlisted suppliers are invited to bid later.

Competition

Usually high: a median of 9 bids per contract for energy contracts in this region (from 32 awards in the last 12 months).

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 Water and Wastewater services including the Operation and Maintenance (O&M) of the MoD's private water network through a single, national Managed Service Provider (MSP). More information about the services and MSP is included in the updated DWSP Concept Paper ( V1.4) available at: https://contracts.mod.uk/esop/guest/go/opportunity/detail?opportunityId=60136 If you wish to provide feedback or comments on this Concept Paper please send them to [email removed] . This Notice is intended to notify industry of the planned procurement dates alongside the MSP Concept Paper, that has been designed to provide insight to MoD`s proposed design of arrangements, to be utilised and implemented by the selected Managed Service Provider. In issuing this Notice, DIO is not committing to carry out any procurement in relation to the requirements stated in this Notice.

How to bid

  1. Read the full notice on Find a Tender, including any tender documents it links to.
  2. Register your organisation on the Central Digital Platform (through Find a Tender) if you have not already. Suppliers need to be registered to take part in procurements under the Procurement Act 2023.
  3. Follow the submission instructions in the notice; it does not name an e-tendering portal.
  4. Send clarification questions before midday, Monday 9 March 2026.
  5. Register your interest before midday, Monday 16 March 2026. Shortlisted suppliers are then invited to bid.

Timeline

  1. Planned procurement notice · UK3, notice 083764-2025

About the buyer

Defence Infrastructure OrganisationLast 12 months

Procurements

71

Awards

15

Suppliers it has used most for energy

All tenders and awards from Defence Infrastructure Organisation

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From notice 083764-2025 on Find a Tender, first published 17 December 2025. We last checked for changes on 28 September 2026.