Buyer profile
UK Atomic Energy Authority
Get alerts when UK Atomic Energy Authority publishes a new tender — 7-day free trial, then £4.99/month.
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)
Radiation and tritium safety diagnostics
This contract is for supplying radiation and tritium safety diagnostics equipment to the Culham Campus, split into two separate lots that can be quoted on individually or together.
Dell powerscale support
This contract is for a supplier to provide ongoing support and maintenance for Dell PowerScale storage systems used by a UK government department. It covers technical assistance, incident response, and provision of updates or spare parts. The buyer is looking for a company that can manage the storage infrastructure reliably.
Hard FM services
This is an award notice only and not a call to competition after completion of a competitive exercise using the Government Commercial Agency Framework RM6232 Lot 2b Hard Facilities
Installation and relocation of storage nodes
Installation of new storage nodes and relocation of existing storage nodes within the same system
Installation and relocation of storage nodes
Installation of new storage nodes and relocation of existing storage nodes within the same system
Fusion APPG support
Fusion APPG support for 26/27
33KV substation scada supply
The United Kingdom Atomic Energy Authority are looking to engage a Supervisory Control And Data Acquisition (SCADA) specialist to develop a new SCADA system in J5 based on the IEC
33KV substation scada supply
The UK Atomic Energy Authority needs a specialist to design, build, install and commission a new IEC 61850‑compliant SCADA system for its 400/33 kV J5 substation, replacing the old CODAS control and automation setup.
HV cable procurement
UKAEA needs to buy 4,000 metres of new 33 kV high‑voltage cable for the J5 electrical infrastructure at the Culham Campus. The contract is for supplying a single‑core 400 mm² copper cable that meets the required technical and safety standards.
Industry simulation software for fusion
Industry Simulation Software for Fusion is a multi year rolling project aiming to define Fusion relevant analysis and simulation case studies and use them as a formal basis to enga
Foil retrieval system
UKAEA wishes to engage with contractors, Small to Medium Enterprises (SME), designers, and manufacturers for the supply of an activation foil retrieval system for the LIBRTI Facili
Librti diagnostics
This specification covers the United Kingdom Atomic Energy Authority’s (“the Authority’s”) requirement for diagnostics equipment for the LIBRTI facility project, including LOT 1: H
Librti diagnostics
The UK Atomic Energy Authority is buying specialised diagnostic equipment for its LIBRTI facility, specifically high‑purity germanium detectors and related multi‑channel analysers and high‑voltage power supplies.
Foil retrieval system
UKAEA is looking for suppliers to provide an activation foil retrieval system for its LIBRTI research facility.
Control software
For this project We have 6 modules. Each module is made up of 3 stages. These stages are (1) an x-y stage, (2) a tilt goniometric stage, and (3) rotational stage. The links to thes
Control software
The contract is for developing control software (or a new controller) to operate six hardware modules, each containing four motorised stages, using RS232/USB communication with an existing control box.
Supply of 33Kv HV cable
UKAEA needs new 33 kV high‑voltage cables to replace ageing ones and meet future power needs at its Culham Campus, so they are looking for suppliers to provide the cables.
Librti integrated information management and digital thread platform
UKAEA is now seeking market input regarding the implementation of an information management capability that will utilise data held within the Data Lakehouse and maintain relationsh
Librti integrated information management and digital thread platform
The UK Atomic Energy Authority (UKAEA) is looking for companies to give feedback on how they would build an information‑management system that pulls data from the UKAEA Data Lakehouse and links it to other core UKAEA systems.
For the completion of the integrated control & safety system (ICSS) for the H3AT tritium facility at culham
Scope of supply is for the continued design development, procurement, manufacture, testing, installation and verification activities for the H3AT Integrated Control and Safety Syst