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Capital Design Services Framework Tender

SEVERN TRENT WATER LIMITED

This public procurement record has 1 release in its history.

Planning

28 Jul 2026 at 14:10

UK2 - Preliminary Market Engagement Notice
Summary of the contracting process

The current procurement process, led by SEVERN TRENT WATER LIMITED, involves establishing a Capital Design Services Framework that primarily concerns the private utility sector. The Contracting Authorities, including Hafren Dyfrdwy Cyfyngedig, aim to cover regions in England and Wales from their locations in Coventry and Wrexham. Currently in the planning stage, the process includes a preliminary market engagement with a Supplier Day planned for 29th September 2026. Key dates include the conclusion of this engagement by 9th October 2026, with the procurement process expected to advance to the publication of a UK4 notice. The procurement will align with the Procurement Act 2023 rules and has an estimated framework value of £200 million, with the contract period set to commence on 1st November 2027 and potentially extend to 31st December 2035.

The tender presents significant opportunities for business growth, particularly for enterprises skilled in engineering design and support services within the regulated water sector. Ideal candidates are those showcasing strong technical capabilities across the full spectrum of design development, from optioneering to detailed design, as well as adherence to safety and sustainability standards. The procurement emphasizes collaboration and innovation, offering competitive advantages for businesses, especially SMEs, eager to engage with the Contracting Authorities on this substantial capital investment programme. Businesses positioned to deliver solutions for water and waste treatment processes, water networks, and secondment services should find this opportunity particularly advantageous.

How relevant is this notice?

Notice Information

Notice Title

Capital Design Services Framework Tender

Notice Description

STW and HD (together, the "Contracting Authorities") are running a procurement to establish a framework agreement for the delivery of capital design services across their operating areas in England and Wales. The framework will be a 'Closed Framework' as per the Procurement Act 2023 rules. It has an estimated total value of PS200 million (excluding VAT) to support delivery of its Capital investment programme across AMP8, AMP9 & AMP10. The framework will provide end-to-end capital design services, and we are seeking partners capable of delivering across the full design development lifecycle, including: * Optioneering and feasibility studies - development and appraisal of innovative, value-driven solutions * Outline design - Development of preferred options and robust, deliverable concepts * Detailed design - Development of the approved solution into a fully coordinated and construction-ready design. The framework will include without limitation, design services covering: * Water networks * Waste networks * Water treatment processes * Waste treatment processes * Potable tanks - Distribution Service Reservoir (DSR) * Bio resources * Secondments This is a strategic opportunity to support the Contracting Authorities in delivering a significant capital investment programme, ensuring schemes are developed efficiently, sustainably, and in line with regulatory and performance commitments. We are particularly interested in engaging with suppliers who can demonstrate: * Strong technical capability across all stages of capital design * Experience delivering projects within the regulated water sector * Commitment to safety, sustainability, and value optimisation. Further information on the procurement process, associated timelines, and the Contracting Authorities' expectations regarding collaborative and innovative approaches to scheme development will be shared in due course.

Planning Information

The Contracting Authorities intend to undertake preliminary market engagement (PME) through a supplier engagement event ("Supplier Day"). The Supplier Day will be held on the 29th September 2026. The location will be confirmed and will be updated within this notice. See the following link for details on the forthcoming procurement issued by the Contracting Authorities. https://www.severntrent.com/media/news-releases/severn-trent-to-launch-market-engagement-for-up-to-p25bn-capital/ Should the above link not work then please visit the Linked-In pages of Severn Trent Water Limited where the news release is also available. The purpose of this PME is to: • Assess market capacity and appetite to deliver works at the scale envisaged • Formally inform supply chain about the tender process e.g., timeframes and lotting strategy • Identify opportunities to support SME participation and supply chain engagement Information gathered during this engagement may be used to inform the final procurement strategy and tender documentation. Following completion of the PME, the procurement is expected to progress to the publication of a UK4 notice. Further details, including the tender documentation and proposed lotting strategy, will be provided through the UK4 notice. All information contained within this notice is indicative only and subject to change. This notice does not constitute a call for competition, and participation in this engagement is not a prerequisite for participation in any future procurement stages. The Contracting Authorities reserve the right to amend the procurement strategy, including the number and structure of lots, to ensure that the market is able to meet the Contracting Authorities' requirements. The final procurement approach will be confirmed within the tender documentation. The estimated framework value of £200 million is provided for indicative purposes only and may be amended as the procurement develops. Caveats: • All description, values, dates and timelines are indicative at this stage • This notice is NOT a Call for Competition • No party will be prejudiced in the later stages of this procurement by their response or lack thereof to this notice and response to this notice is not a pre-requisite of the tender • Contracting Authorities shall have no liability, in particular liability for costs, or responsibilities arising out of the notice • The Central Product Classifications ('CPC's') chosen are those we consider to be most applicable, but these include sub-sets within that code and the code specified is not exclusive

Notice Details

Publication & Lifecycle

Open Contracting ID
ocds-h6vhtk-06d57c
Publication Source
Find A Tender Service
Latest Notice
https://www.find-tender.service.gov.uk/Notice/071314-2026
Current Stage
Planning
All Stages
Planning

Procurement Classification

Notice Type
UK2 - Preliminary Market Engagement Notice
Procurement Type
Framework
Procurement Category
Services
Procurement Method
Not Specified
Procurement Method Details
Not specified
Tender Suitability
SME
Awardee Scale
Not specified

Common Procurement Vocabulary (CPV)

CPV Divisions

71 - Architectural, construction, engineering and inspection services

CPV Codes

71320000 - Engineering design services

71336000 - Engineering support services

Notice Value(s)

Tender Value
£200,000,000 £100M-£1B
Lots Value
Not specified
Awards Value
Not specified
Contracts Value
Not specified

Notice Dates

Publication Date
28 Jul 20261 weeks ago
Submission Deadline
Not specified
Future Notice Date
11 Jan 20276 months to go
Award Date
Not specified
Contract Period
1 Nov 2027 - 31 Oct 2031 4-5 years
Recurrence
Not specified

Notice Status

Tender Status
Planning
Lots Status
Planning
Awards Status
Not Specified
Contracts Status
Not Specified

Buyer & Supplier

Contracting Authority (Buyer)

Main Buyer
SEVERN TRENT WATER LIMITED
Additional Buyers

HAFREN DYFRDWY CYFYNGEDIG

Contact Name
Available with D3 Tenders Premium →
Contact Email
Available with D3 Tenders Premium →
Contact Phone
Available with D3 Tenders Premium →

Buyer Location

Locality
COVENTRY
Postcode
CV1 2LZ
Post Town
Coventry
Country
Wales
Major Region (ITL 1)
TLL Wales
Basic Region (ITL 2)
TLL3 North Wales
Small Region (ITL 3)
TLL34 Flintshire and Wrexham
Delivery Location
Not specified
Local Authority
Wrexham
Electoral Ward
Ponciau
Westminster Constituency
Montgomeryshire and Glyndwr

Further Information

Notice Documents

Open Contracting Data Standard (OCDS)

View full OCDS Record for this contracting process

JSON Markdown

The Open Contracting Data Standard (OCDS) is a framework designed to increase transparency and access to public procurement data in the public sector. It is widely used by governments and organisations worldwide to report on procurement processes and contracts. 

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