Scope
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 through RIBA 4, prior to their secondary appointment in delivering the construction works based on the approved scheme.
Total value (estimated)
- £60,000,000 excluding VAT
- £72,000,000 including VAT
Above the relevant threshold
Contract dates (estimated)
- 21 July 2026 to 29 May 2028
- 1 year, 10 months, 9 days
Main procurement category
Works
CPV classifications
- 45000000 - Construction work
Contract locations
- UKI - London
Submission
Enquiry deadline
14 January 2026, 5:00pm
Submission type
Requests to participate
Deadline for requests to participate
16 January 2026, 5:00pm
Submission address and any special instructions
Suppliers wishing to participate can access the instructions and information for this tender event via the project e-portal:
https://secure.sourcedogg.com/profile/676e86f0-50b5-4563-b7b6-529dcfeb28b7/requests/73867
Tenders may be submitted electronically
Yes
Languages that may be used for submission
English
Award decision date (estimated)
21 July 2026
Award criteria
| Name | Description | Type | Weighting |
|---|---|---|---|
| Competitive Stage 1 - Project Prequalification Questionnaire (PQQ) | Project Compliance Criteria Includes: Conflicts of Interest, Business & Professional Standing, Economic & Financial Standing, Legislative Compliance Technical Criteria 100% (Sub-weightings to be... |
Quality | 100% |
Other information
Conflicts assessment prepared/revised
Yes
Procedure
Procedure type
Competitive flexible procedure
Competitive flexible procedure description
Stage 0 - Jan 2026
Supplier requests to participate via completion of a conditions of participation assessment. Suppliers will self-certify for verification by the Client. Objective pass/fail assessment criteria covering:
Bidder Information (info only)
Financial Capacity
Legal Capacity
Compliance with Policy
Industry Accreditation
Technical Ability
Requests to participate will open on Friday 02 January 2026. Suppliers can access the Clients e-portal for further information and to access the Conditions of Participation documents and instructions on how to make their request.
https://secure.sourcedogg.com/profile/676e86f0-50b5-4563-b7b6-529dcfeb28b7/requests/73867
The deadline for requests to participate and completed bidder assessments is by 5pm Friday 16 January 2026.
The window for submissions will be open from 02 January 2026 until 5pm on 16 January 2026. Suppliers may submit their request to participate alongside their completed Conditions of Participation assessment at any time during this window.
Subject to meeting the conditions, participating suppliers will receive an invitation to the Stage 1 tender event. An overview of each competitive Stage is provided below.
Competitive Stage 1 - Jan to Feb 2026
Assessment of bidders' submissions in response to the project pre-qualification questionnaire (PQQ), comprised of technical criteria. Outcome to identify a shortlist of the highest scoring bidders to proceed to Stage 2.
Competitive Stage 2 - Apr to Jun 2026
Assessment of bidders' detailed technical and cost submissions. Outcome to select the preferred bidder and place the award for pre-construction services as part of a two-stage contractual approach.
Documents
Associated tender documents
https://secure.sourcedogg.com/profile/676e86f0-50b5-4563-b7b6-529dcfeb28b7/requests/73867
Suppliers can access the Project Brief and Conditions of Participation assessment via this link to the the Client e-tendering portal.
This portal will remain live to allow for the uploading of completed Conditions assessments by all those wishing to participate and will be used to communicate the outcomes of each assessment and the confirmed bidders proceeding to Stage 1 of the Competitive Flexible procedure.
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