Tender for Westwick Row Main Contractor Design and Construction
Summary
The Crown Estate has published a tender notice for the Westwick Row project, seeking a main contractor for design and construction works. The estimated total value of the contract is £24,700,000 excluding VAT, with a contract duration of 4 years.
What changed
This notice announces a tender opportunity for the Westwick Row project, seeking a main contractor to provide design services and undertake construction works. The procurement follows a competitive flexible procedure with a two-stage design and build contract approach, including a Pre-construction Services Agreement. The estimated total value for this contract is £24,700,000, with an anticipated contract duration of four years, from July 2026 to July 2030.
Companies interested in participating must submit requests to participate by March 27, 2026. The award decision is estimated for June 29, 2026. This tender is relevant for construction firms looking for significant project opportunities within the UK, particularly in the Bedfordshire and Hertfordshire region. Compliance with the mandatory conditions of participation and the two competitive tendering stages will be critical for bidders.
What to do next
- Register interest via the client e-portal by the deadline.
- Prepare bid documentation according to the specified award criteria.
Source document (simplified)
Tender
Westwick Row - Main Contractor Design & Construction Works
- The Crown Estate UK4: Tender notice - Procurement Act 2023 - view information about notice types
Notice identifier: 2026/S 000-025964
Procurement identifier (OCID): ocds-h6vhtk-05fb8b (view related notices)
Published 20 March 2026, 4:35pm
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Contents
Scope Submission Award criteria Other information Procedure Documents Contracting authority
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Description
Procurement of contractor design services and construction works under an open, competitive flexible procedure including mandatory conditions of participation followed by two competitive tendering stages.
The award to the successful bidder will follow a two-stage design and build contract approach. Under a Pre-construction Services Agreement the appointed contractor will develop the technical design and construction methodologies subject to a secondary appointment to deliver construction works based on the approved scheme.
Total value (estimated)
- £24,700,000 excluding VAT
- £29,640,000 including VAT Above the relevant threshold
Contract dates (estimated)
- 13 July 2026 to 12 July 2030
- 4 years
Main procurement category
Works
CPV classifications
Construction work
Contract locations
- UKH2 - Bedfordshire and Hertfordshire
Submission
Submission type
Requests to participate
Deadline for requests to participate
27 March 2026, 12:00pm
Submission address and any special instructions
https://secure.sourcedogg.com/profile/676e86f0-50b5-4563-b7b6-529dcfeb28b7/requests/75829
Tenders may be submitted electronically
Yes
Languages that may be used for submission
English
Award decision date (estimated)
29 June 2026
Award criteria
| Name | Description | Type | Weighting |
| --- | --- | --- | --- |
| Stage 1 PQQ | Mandatory Criteria
Bidder information
Legal and Financial Requirements
Technical Criteria
Programme 7%
Team & Experience 20%
Health, Safety & Wellbeing 16%
Innovation, Environment &...
Show full description | Quality | 100% |
Other information
Conflicts assessment prepared/revised
Yes
Procedure
Procedure type
Competitive flexible procedure
Competitive flexible procedure description
In requesting to participate, suppliers must register their details within the client e-portal by following this link https://secure.sourcedogg.com/profile/676e86f0-50b5-4563-b7b6-529dcfeb28b7/requests/75829
The registration window will open from the date of publishing this UK4 Tender Notice and the deadline for suppliers to submit a request to participate is by midday on Friday 27 March 2026.
Competitive Stage 1
Subject to requesting to participate, suppliers will be invited to the procurement stage to submit a quality based proposal in response to the project brief and pre-qualification criteria. Subject to evaluation, a specified number of highest scoring bidders will be shortlisted to proceed to the Stage 2 of the competitive process.
Anticipated to commence - March 2026
Competitive Stage 2
Shortlisted bidders will be invited to submit full quality and cost proposals in response to the project delivery criteria. Bids will be assessed on a Most Advantageous Tender (MAT) to determine the highest scoring supplier for award.
Anticipated to commence - April 2026
Documents
Associated tender documents
https://secure.sourcedogg.com/profile/676e86f0-50b5-4563-b7b6-529dcfeb28b7/requests/75829
Suppliers must register their intention to bid by requesting to participate via the Client e-portal which is hosted on the SourceDogg web platform. Suppliers without an existing SourceDogg account will be required to set up a free user account.
Subject to registering for the event, suppliers will receive a separate invitation to the Stage 1 tendering event.
Contracting authority
The Crown Estate
- Public Procurement Organisation Number: PYYN-4743-GYVQ 1 St James Market
London
SW1Y 4AH
United Kingdom
Email: tenders@thecrownestate.co.uk
Region: UKI32 - Westminster
Organisation type: Public authority - central government
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