This public procurement record has 3 releases in its history.

Planning

20 May 2026 at 08:32

Planning

05 Sep 2025 at 14:16

Planning

23 May 2025 at 14:52

Summary of the contracting process

GREAT BRITISH ENERGY - NUCLEAR is at the planning stage for a procurement process aimed at securing a Delivery Partner to manage their Small Modular Reactor (SMR) Project. The contracting authority, classified as a public authority central government entity, is based in London, UK. A scheduled milestone in this process is a webinar on 2nd June 2026, preceded by a registration deadline for an NDA by 22nd May 2026. This procurement falls under the services category, specifically construction management, with the delivery scope covering the UK. Participation is via a competitive flexible procedure, according to the Procurement Act 2023.

This tender presents significant opportunities for growth in industries related to construction management, civil engineering support, environmental impact assessments, and project consultancy services, among others. Companies with robust capabilities in project delivery, coordination, and management across complex contracts will find this tender particularly advantageous. The contract, potentially valued between £750 million and £1 billion, offers a long-term partnership extending until 2041, adding substantial value for businesses adept at integrating and managing multi-faceted infrastructure projects within the nuclear energy sector.

How relevant is this notice?

Notice Title

Delivery Partner

Notice Description

To support delivery of the Small Modular Reactor (SMR) Project in accordance with the overall programme objectives, GBE-N (the Client) is seeking to procure a Delivery Partner (the Consultant) to provide the necessary capabilities, competence, and capacity to provide overall management, coordination and integration of the SMR Project.

Planning Information

Further to the Preliminary Market Engagement (PME) held on 8th October 2025, Great British Energy- Nuclear (GBE-N) will hold a webinar on Tuesday 2nd June 2026 from 13:00 to 16:30. The purpose of the webinar is to provide an update on the procurement and GBE-N's requirements following feedback from the previous event. There will be an opportunity to review the Digital Specification ahead of the webinar and a short Q&A session will be included. Any supplier wanting to attend the webinar will be required to register their interest and if a Non Disclosure Agreement (NDA) has not previously been completed, will need to sign a NDA prior to attending. Please email dpcommercial@greatbritishnuclear.uk An agenda for the day will be provided along with the digital specification to enable questions to be prepared, ahead of the webinar. Any new supplier will be required to return their signed NDA before the 22nd May 2026 to allow the additional information to be released. Due to the tight deadline no negotiation will take place on the NDA. If a signed NDA is not provided by the 22nd May 2026, then it will not be possible for suppliers to participate in the PME webinar or received any materials. Email and names of those wanting to join the webinar must be issued to dpcommercial@greatbritishnuclear.uk no later than the 27th May 2026. Joining instructions will be issued ahead of the event to all those who have provided the correct information. All further notices and information will be published via Jaggaer, which is GBN-E's esourcing system. All suppliers interested in this tender are advised to register on that platform.

Publication & Lifecycle

Open Contracting ID
ocds-h6vhtk-05240b
Publication Source
Find A Tender Service
Latest Notice
https://www.find-tender.service.gov.uk/Notice/046071-2026
Current Stage
Planning
All Stages
Planning

Procurement Classification

Notice Type
UK2 - Preliminary Market Engagement Notice
Procurement Type
Standard
Procurement Category
Services
Procurement Method
Not Specified
Procurement Method Details
Competitive flexible procedure
Tender Suitability
Not specified
Awardee Scale
Not specified

Common Procurement Vocabulary (CPV)

CPV Divisions

71 - Architectural, construction, engineering and inspection services


CPV Codes

71540000 - Construction management services

Notice Value(s)

Tender Value
Not specified
Lots Value
Not specified
Awards Value
Not specified
Contracts Value
Not specified

Notice Dates

Publication Date
20 May 20261 months ago
Submission Deadline
Not specified
Future Notice Date
11 Dec 2025Expired
Award Date
Not specified
Contract Period
30 Jul 2027 - 30 Jul 2041 Over 5 years
Recurrence
Not specified

Notice Status

Tender Status
Planned
Lots Status
Planned
Awards Status
Not Specified
Contracts Status
Not Specified

Contracting Authority (Buyer)

Main Buyer
GREAT BRITISH ENERGY - NUCLEAR
Additional Buyers

GREAT BRITISH NUCLEAR

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

Buyer Location

Locality
LONDON
Postcode
SW1A 2EG
Post Town
South West London
Country
England

Major Region (ITL 1)
TLI London
Basic Region (ITL 2)
TLI3 Inner London - West
Small Region (ITL 3)
TLI35 Westminster and City of London
Delivery Location
Not specified

Local Authority
Westminster
Electoral Ward
St James's
Westminster Constituency
Cities of London and Westminster

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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