Buyer profile
UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED
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Total contracts
80
Known spend
£41m
59 disclosed
Average value
£686,541
Per contract
Active suppliers
10
Last 5 years
Top suppliers
Last 5 years- 1
Crimson Industrial Vision Ltd
2 winslatest 11 Sept 2025£254,330
- 2
TANNAHILL REAY VISUAL COMMUNICATIONS LIMITED
£235,000
- 3
FEI UK LIMITED
£127,028
- 4
EDEN NUCLEAR AND ENVIRONMENT LTD.
£122,010
- 5
GEOSYNTEC CONSULTANTS LTD
2 winslatest 20 May 2026£81,399
- 6
GROUNDH2O PLUS LIMITED
2 winslatest 19 May 2026£72,462
- 7
FISHER SCIENTIFIC U.K., LIMITED
1 winlatest 28 Feb 2026£1m
- 8
VWR INTERNATIONAL LTD
1 winlatest 28 Feb 2026£1m
- 9
SCIENTIFIC LABORATORY SUPPLIES LIMITED
1 winlatest 28 Feb 2026£1m
- 10
NORTH WEST PROJECTS LIMITED (trading as ACTEMIUM DESIGN UK)
£887,764
What they buy
By CPV categoryMedical equipment & pharmaCPV 33
3 contracts0
R&D servicesCPV 73
2 contracts · £452,538
IT servicesCPV 72
2 contracts · £84,178
Business servicesCPV 79
1 contract · £75,000
SoftwareCPV 48
1 contract · £65,000
Companies House
UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED · 03857752active
Incorporated
Oct 1999
Last accounts filed
Sept 2025
Next accounts due
Jun 2027
Active officers
7
Active officers
- WHEELER, Samanthasecretary
- ANTROBUS, Juliannedirector
- CLARKE, Mandy Dawndirector
- GRAY, Hannah Brewerdirector
- SCOTT, David Douglasdirector
- SMART, Neil Graham, Professordirector
- TENNER, Brian Thomasdirector
SIC codes
Tender activity
Notices published per month — last 24 months
All contracts (80)
MSSS duct unblocking trial
Suitably Qualified and Experienced Engineers acquired to provide support for the deployment of a prototype system that will be used in an experimental project for unblocking hazard
British standards institute (BSI) - subscription
This requirement covers the annual BSI membership and BSI knowledge subscription to the British Standards Institute Online service for 25/26, 26/27, 27/28. The membership gives UKN
Land quality panel overarching support 25/26
Provision of Resource to act as an Independent Peer Review Panel under the Land Quality Overarching Support 25/26 project
Provision of high radiation environment camera equipment
Provision of the following equipment: x3 Mini-RAD F30HDRadiation tolerant colour camera x5 T18-7 Camera Cable x2 CCU50x419" Rack mount Camera control module for 4 off Mini_RAD came
Plant inspections camera equipment
Call off contract for Plant Inspections Camera Equipment.
Safeguards-related training courses
Delivered on behalf of IAEA a wide range of safeguards-related training courses including for new and senior safeguards inspectors, plus other key personnel.
3D modelling
Development of 3D Models for Critical Nuclear Facilities
Waste services
UKNNL are seeking expressions of interest from suppliers who are able to support with waste disposal service in West Cumbria. UKNNL are interested in hearing from suppliers who can
Radiation protection advisory service
Contract to provide regulation advice to site operations commencing 21/08/2025 - 20/08/2026
Thermo fisher - aspex explorer maintenance contract
Service Contract for the Thermo Fisher Aspex Explorer Scanning Electron Microscope 01/06/2025 - 31/05/2027
Project nomad
Review and improve UKNNL financial performance
Service contract for helios NanoLab600i
The service contract covers the annual maintenance and breakdown for the Helios FIB microscope in B170, Central Lab, and the Quanta SEM at Springfields.
Supply of switchable bin with 16 x 10^11/12 switchable preamps
Procurement of a switchable bin with 16 x 10^11/12 switchable preamps from Nu Instruments Limited for installation on the current installed Nu Instruments MC-ICPMS . Including all
Service contract for the vitrification test rig (VTR).
This contract will cover the twice yearly servicing and calibration of the Vitrification Test Rig kit which includes a 24 hour parts delivery service. The modular replacement of ob
Clue software licence renewal
3 year licence renewal with option to extend by 12 months G-Cloud 14 contract
AB rig (remote operated equipment)
AB Rig: UKNNL Require a Design and Manufacture of remote operated AB Rig and associated equipment to size reduce material and allow for moving material in the X, Y & Z axis. The AB
Haleu deconversion capability research and development support 2025-2030
HALEU Deconversion Capability Research and Development Support from 2025-2030. It is anticipated this contract is for the engineering support to design and build the HALEU Deconver
Nuclear industry association
The Nuclear Industry Association (NIA) is the key trade body for the civil nuclear industry in the UK.
Provision of ahlberg high radiation environment camera equipment
Provision of Ahlberg high radiation environment camera equipment: Ahlberg Camera - HiRAD XS HD 2 x Camera Modules - HiRAD XS HD Camera Control Unit - PIS-200 Ahlberg Camera Cable -
Provision of stainless steel ROV tracks
Provision of 4x DT360 stainless steel ROV tracks compatible with UKNNL's existing controller, harness and tether.