prj_6641 - GBE-N Engineering Partner
Great British Energy - NuclearEstimated Value
Not specified
Deadline
Not specified
Published
22 May 2026
Type
Not specified
Overview
This work package encompasses the engineering capability to progress the concept design produced by the Foundation Engineer (FENG) at the end of RIBA Stage 2 and to continue the development of the design for site works through RIBA Stages 3 (Spatial Planning) and 4 (Technical Design) throughout the entire lifecycle of the Small Modular Reactor (SMR) project through to and inclusive of RIBA Stage 7 (Use). The Engineering Partner will also be required to undertake works associated with any additional RIBA Stages (from RIBA Stage 0 through to RIBA Stage 7) for any emerging scope that arises over the lifecycle of the SMR Project and will be required to support with the ongoing management of design change/control.
The Engineering Partner contract is estimated to be valued between £200m - £400m *The positions and timelines presented are based on current information and assumptions. As programme maturity develops and further validation is undertaken, scope, dates, values and sequencing may change.*
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Likely incumbents
Suppliers who won similar work from this buyer in the last 5 years.
- 1
TLT LLP
2 contracts wonlatest 3 Sept 2026 - 2
Contruent Limited
2 contracts wonlatest 7 Apr 2026£884,975
total awarded
- 3
Mott Macdonald Limited
2 contracts wonlatest 9 Oct 2025ends 30 Apr 2027£140,000
total awarded
- 4
ENERGUS
£867,456
total awarded
- 5
Deloitte LLP
1 contract wonlatest 7 Oct 2026£6m
total awarded
TLT LLP is the most likely incumbent based on recency and category match. To win, bidders typically need a clearly differentiated proposition or a price advantage.
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Buyer Profile
GREAT BRITISH ENERGY - NUCLEARKey Dates
Published
22 May 2026
Submission deadline
Not specified
Notice type
planning
Source
find a tender
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