System operational · UK tenders

Buyer profile

UK Atomic Energy Authority

otherNorth WestenglandGB

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

Open16Awarded140Closed125

Top suppliers

Last 5 years
  1. 1

    AMENTUM CLEAN ENERGY LIMITED

    3 winslatest 27 Mar 2026CH 01120437

    £26m

  2. 2

    RCD Lockinge Ltd

    3 winslatest 18 Sept 2026

    £1m

  3. 3

    Boxxe Ltd

    3 winslatest 30 Sept 2026

    £995,531

  4. 4

    FRAZER-NASH CONSULTANCY LIMITED

    2 winslatest 21 Oct 2025CH 02562870

    £9m

  5. 5

    AtkinsRéalis UK Ltd

    2 winslatest 02 Sept 2025

    £8m

  6. 6

    Cyclife UK Ltd

    2 winslatest 18 Dec 2025

    £8m

  7. 7

    RED ENGINEERING LIMITED

    2 winslatest 28 Jul 2026CH 06651202

    £8m

  8. 8

    AS Scientific products Ltd

    2 winslatest 05 Feb 2026

    £1m

  9. 9

    OPTIMUM ELECTRICAL ENGINEERING LTD

    2 winslatest 02 Jun 2026

    £1m

  10. 10

    Arcadis Consulting (UK) Limited

    2 winslatest 26 Jun 2026

    £900,000

What they buy

By CPV category
  • Industrial 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

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All contracts (351)

U
ocds-h6vhtk-05e491 · award

HV bushing compartment

UK Atomic Energy Authority
South East

The refurbishment work required involves: 1. Design a HV bushing compartment box to be made to suit the existing D8 10 MVA transformer on site 2. Draining of the oil in the bushing

£Up to £24,067
Posted · 10mo agoView details →
U
ocds-h6vhtk-054448 · award

IT cabling - ukaea culham site

UK Atomic Energy Authority
South East

IT Cabling - UKAEA Culham Site. Constant office refurbishments and new installation requests involve installing new cables and removing existing obsolete cabling alongside with the

£Up to £800,000
⏱ 21 Aug 2025
Posted · 10mo agoView details →
U
ocds-h6vhtk-0560c6 · award

Machine inspection and maintenance

UK Atomic Energy Authority
South East

The UK Atomic Energy Authority has a requirement for the Inspection and Maintenance of its Workshop Equipment across its Culham Campus site in Oxfordshire.

£Up to £17,227
⏱ 14 Aug 2025
Posted · 10mo agoView details →
U
ocds-h6vhtk-05e2fb · planning

Simultaneous 5 axis mill/turn CNC lathe

UK Atomic Energy Authority
South East

The UK Atomic Energy Authority has a requirement for the Supply of a Simultaneous 5 Axis Mill/Turn CNC Lathe. Brief details of the requirement and what we hope to gain from this pr

£Up to £500,000
Posted · 10mo agoView details →
U
ocds-h6vhtk-05e0e2 · planning

Concrete & brick wall scabbling & shaving

UK Atomic Energy Authority
South East

Develop and test tools and solutions to scabble/ shave/plane brick and concrete walls by remote operation with the primary focus on brick walls. The requirement is to remove 5mm of

£Up to £166,666
Posted · 11mo agoView details →
U
ocds-h6vhtk-05d801 · award

4G/5G private & public mobile network culham campus

UK Atomic Energy Authority
servicesSouth East

Recently developed equipment and solution that will provide 4G and eventually 5G mobile network services on private land and internally into buildings with little or no mobile sign

£Up to £245,520
Posted · 11mo agoView details →
U
ocds-h6vhtk-05daf6 · award

Development program to trial and assess sic slurry PIP process

UK Atomic Energy Authority
South East

Development program to trial and assess SiC slurry PIP process (Polymer Infiltration & Pyrolysis) for TRISO style pellets, 20mm dia by 25mm long.

£Up to £50,670
Posted · 11mo agoView details →
U
ocds-h6vhtk-05d81e · award

Refurbished 1MVA 11Kv/433V transformers

UK Atomic Energy Authority
South East

The supply of 2 Refurbished 1MVA 11Kv/433V Transformers with HV Switch and LV Cabinets. Supplied complete with 4 year warranty.

£Up to £100,476
Posted · 11mo agoView details →
U
ocds-h6vhtk-05d656 · award

NFC190 provision of microsoft licenses and related services

UK Atomic Energy Authority

This aggregated Procurement will establish a Supplier Contract(s) for the purchase of NFC190 Provision of Microsoft Licenses and related services. This aggregated Procurement will

£Up to £6,000,000
Posted · 11mo agoView details →
U
ocds-h6vhtk-05d5ac · planning

Supply and install of 415V AC distribution, metering and inter-trip panels

UK Atomic Energy Authority
South East

The UK Atomic Energy Authority's main HV Pulsed Power supply to the Culham site is via a dedicated overhead line fed directly from the National Grid at 400kV, transformed down to 3

£Up to £450,000
Posted · 11mo agoView details →
U
ocds-h6vhtk-05d22e · award

DBB cryopump stillage and lifting frame

UK Atomic Energy Authority
South East

The Detailed Design, Manufacture, Testing and Supply of DBB Cryopump Stillage and Lifting Frame.

£Up to £45,950
Posted · 11mo agoView details →
U
ocds-h6vhtk-05a87d · award

Hypervapotron repair work

UK Atomic Energy Authority
South East

Repair of the Hypervapotron Water Cooling Stub due to failed leak testing. The work will be undertaken by the OEM who has a unique knowledge of the original item with detailed unde

£Up to €285,000
Posted · 11mo agoView details →
U
ocds-h6vhtk-04f925 · award

Mast-u pc, P4 & P5 coil power supplies

UK Atomic Energy Authority
South East

The UK Atomic Energy Authority has a requirement for MAST-U Fusion research facility which requires a new high current power supply to the Pc, P4 and P5 magnet coils.

£Up to £3,494,292
⏱ 15 Sept 2025
Posted · 11mo agoView details →
U
ocds-h6vhtk-05d1d5 · award

Lead lithium experimentation loop

UK Atomic Energy Authority
South East

The LLiMFA is at a preliminary design stage and UKAEA are now looking for potential suppliers to progress the design development and produce a Detailed Design of the test loop for

£Up to £1,200,000
Posted · 11mo agoView details →
U
ocds-h6vhtk-05584e · tender

Safety case peer review services

UK Atomic Energy Authority
South East

The (UKAEA) Safety Case Engineering Group provide a Safety Case service to existing and future fusion research facilities both at UKAEA and in the wider fusion community. Output fr

£Up to £500,000
⏱ 13 Nov 2025
Posted · 11mo agoView details →
U
ocds-h6vhtk-05cc5f · tender

D1 south mezzanine extension

UK Atomic Energy Authority
South East

A single storey mezzanine to be designed and installed to provide additional storage and to link up two existing mezzanines to create access between the two. There is currently a s

£Up to £250,000
⏱ 10 Nov 2025
Posted · 12mo agoView details →
U
ocds-h6vhtk-05cc3e · award

Supply of powerlite 9030 DLS nd YAG laser

UK Atomic Energy Authority
South East

Supply of Powerlite 9030 DLS Nd YAG Laser 1064 nm, 30 Hz, 1.6 J, vertical output polarisation

£Up to £96,995
Posted · 12mo agoView details →
U
ocds-h6vhtk-05aece · award

JNCA-MJB-156-25 office space rental

UK Atomic Energy Authority
South East

Lease agreement for ongoing property rental.

£Up to £40,000
Posted · 12mo agoView details →
U
ocds-h6vhtk-05adf3 · award

Titanium-based filaments

UK Atomic Energy Authority
South East

120 off titanium-based filaments are required for the operation of the Neutral Beam getter pumps (Titanium sublimation pumps) as a vital component of the MAST-U NBI Vacuum system.

£Up to €51,980
Posted · 12mo agoView details →
U
ocds-h6vhtk-05ab5f · planning

D1 south mezzanine extension

UK Atomic Energy Authority
South East

A single storey mezzanine to be designed and installed to provide additional storage and to link up two existing mezzanines to create access between the two. There is currently a s

£On request
Posted · 12mo agoView details →