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White Horse Reservoir (WHR) Independent Technical Advisor (ITA)

Thames Water Utilities Limited · Private utility

In brief

Thames Water Utilities Limited has announced plans to buy architecture and engineering and IT and software 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 £40,000,000 excluding VAT.

The contract runs for 271 months, starting 1 August 2027.

The buyer says it is suitable for small and medium-sized businesses.

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

Can I win this?

Competition

Usually high: a median of 6 bids per contract for architecture and engineering contracts in this region (from 331 awards in the last 12 months).

What the notice says

Thames Water Utilities Limited is undertaking Preliminary Market Engagement (PME) in relation to the proposed procurement of an Independent Technical Advisor (ITA) for the White Horse Reservoir (WHR) project. The purpose of this market engagement is to obtain feedback from the market to help inform the development of the requirement, including the proposed scope of services, commercial approach, procurement strategy, market capacity and capability, and key delivery considerations. The ITA is anticipated to provide independent technical, commercial, programme, risk and regulatory assurance services in support of the project's governance and delivery arrangements. The services are expected to cover both the Early Contractor Involvement (ECI) stage and the subsequent Delivery stage of the project. Feedback received through this engagement will be used to help shape the final procurement approach and supporting documentation for the proposed ITA appointment.For more information about this opportunity, please visit the Delta eSourcing portal at: https://www.delta-esourcing.com/tenders/UK-UK-Reading:-Advisory-and-consultative-engineering-services./47W66BK2KD To respond to this opportunity, please click here: https://www.delta-esourcing.com/respond/47W66BK2KD

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.

Timeline

  1. Preliminary market engagement notice · UK2, notice 088653-2026

About the buyer

Thames Water Utilities LimitedLast 12 months

Procurements

42

Awards

12

Suppliers it has used most for architecture and engineering

All tenders and awards from Thames Water Utilities Limited

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From notice 088653-2026 on Find a Tender, first published 18 September 2026. We last checked for changes on 27 September 2026.