Buyer profile
UK Atomic Energy Authority
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Total contracts
351
Known spend
£176m
223 disclosed
Average value
£789,765
Per contract
Active suppliers
10
Last 5 years
Top suppliers
Last 5 years- 1
AMENTUM CLEAN ENERGY LIMITED
£26m
- 2
RCD Lockinge Ltd
3 winslatest 18 Sept 2026£1m
- 3
Boxxe Ltd
3 winslatest 30 Sept 2026£995,531
- 4
FRAZER-NASH CONSULTANCY LIMITED
£9m
- 5
AtkinsRéalis UK Ltd
2 winslatest 02 Sept 2025£8m
- 6
Cyclife UK Ltd
2 winslatest 18 Dec 2025£8m
- 7
RED ENGINEERING LIMITED
£8m
- 8
AS Scientific products Ltd
2 winslatest 05 Feb 2026£1m
- 9
OPTIMUM ELECTRICAL ENGINEERING LTD
2 winslatest 02 Jun 2026£1m
- 10
Arcadis Consulting (UK) Limited
2 winslatest 26 Jun 2026£900,000
What they buy
By CPV categoryIndustrial machineryCPV 42
26 contracts · £347,500
Electrical equipmentCPV 31
18 contracts · £4m
Lab & precision equipmentCPV 38
18 contracts · £755,001
Construction worksCPV 45
14 contracts · £7m
Business servicesCPV 79
11 contracts · £32m
IT servicesCPV 72
11 contracts · £1m
Architectural & engineeringCPV 71
9 contracts · £285,000
Sewage, refuse & cleaningCPV 90
7 contracts · £60,001
Tender activity
Notices published per month — last 24 months
All contracts (351)
HVPS electrical installation
The UK Atomic Energy Authority (UKAEA) has a requirement for the Electrical Installation of Plant and equipment within, and associated with, the Building D15 High Voltage Power Sup
Fibre optic bundles for mast-u
Requirement for a set of 21 identical optical fibre bundles to be manufactured and delivered by the Supplier. UKAEA requires a set of 21 horizontally-bifurcated optical fibre bundl
Fibre optic bundles for mast-u
Requirement for a set of 21 identical optical fibre bundles to be manufactured and delivered by the Supplier. UKAEA requires a set of 21 horizontally-bifurcated optical fibre bundl
Ultra high temperature material testing load frame and environment system
Supply of an integrated materials testing system that combines a mechanical load frame, ultra-high-temperature heating, and controlled environment (vacuum and inert gases) with syn
Radiation safety diagnostics
Within UKAEA the Lithium Breeding Tritium Innovation (LIBRTI) Programme seeks to create a world leading UK capability for demonstrating the feasibility of powerplant relevant fusio
Radiation safety diagnostics
Within UKAEA the Lithium Breeding Tritium Innovation (LIBRTI) Programme seeks to create a world leading UK capability for demonstrating the feasibility of powerplant relevant fusio
Radiological dosimetry service
The UK Atomic Energy Authority based at Culham Campus, Oxfordshire has a requirement for the provision of an Radiological Dosimetry Service. The Authority requires an Approved Dosi
Radiological dosimetry service
The UK Atomic Energy Authority based at Culham Campus, Oxfordshire has a requirement for the provision of an Radiological Dosimetry Service. The Authority requires an Approved Dosi
Modification and validation of existing software
Modification of existing software to allow for progression of project.
Tritium safety diagnostics
Within UKAEA the Lithium Breeding Tritium Innovation (LIBRTI) Programme seeks to create a world leading UK capability for demonstrating the feasibility of powerplant relevant fusio
Tritium safety diagnostics
Within UKAEA the Lithium Breeding Tritium Innovation (LIBRTI) Programme seeks to create a world leading UK capability for demonstrating the feasibility of powerplant relevant fusio
Design, manufacture and delivery of cooling system for chimera magnets SAT (THOR)
CHIMERA is a planned test rig that aims to replicate the conditions inside a nuclear fusion reactor, excluding the radiation component. Magnets (static and pulse/vertical field mag
Design, manufacture and delivery of cooling system for chimera magnets SAT (THOR)
CHIMERA is a planned test rig that aims to replicate the conditions inside a nuclear fusion reactor, excluding the radiation component. Magnets (static and pulse/vertical field mag
Scroll pump tritium testing
UKAEA wishes to engage with supply chain to build and host a test rig for COTS pumps with a defined quantity of tritium (40 GBq), and subsequent post-operation testing of the wette
Scroll pump tritium testing
UKAEA wishes to engage with supply chain to build and host a test rig for COTS pumps with a defined quantity of tritium (40 GBq), and subsequent post-operation testing of the wette
Industry simulation software for fusion
Industry Simulation Software for Fusion.
Fibre optic bundles for mast-u
This PMEN describes the requirements of the UK Atomic Energy Authority (herein after referred to as the Purchaser) for a set of 21 identical optical fibre bundles to be manufacture
Internal management system auditing services
To continue to meet our ISO 9001, 14001, 45001 and 17025 certifications, UKAEA Group Internal Audit requires a Consultant to provide management system auditors suitably qualified t
Internal management system auditing services
To continue to meet our ISO 9001, 14001, 45001 and 17025 certifications, UKAEA Group Internal Audit requires a Consultant to provide management system auditors suitably qualified t
Specialist scaffolding, rigging services and low level waste
The Authority wishes to commission an organisation to deliver the ongoing provision of Specialist Scaffolding, Rigger and EPO Low Level Waste requirements within the Industrial Sup