Sector: Nuclear reactors and parts
Description: United Kingdom National Nuclear Laboratory is undertaking pre-market engagement to inform the development of a Fabrication and Machining framework, structured as a multi-lot arrangement to support both nuclear and non-nuclear requirements.
The framework is intended to provide access to suitably qualified suppliers, ca...
Status: planning
Amount: £10,000,000
Deadline: n/a
Contract Start: n/a
Published: 12 Mar 2026, 16:28
Sector: Nuclear reactors and parts
Description: United Kingdom National Nuclear Laboratory is undertaking pre-market engagement to inform the development of a Fabrication and Machining framework, structured as a multi-lot arrangement to support both nuclear and non-nuclear requirements.
The framework is intended to provide access to suitably qualified suppliers, ca...
Status: planning
Amount: £10,000,000
Deadline: n/a
Contract Start: n/a
Published: 12 Mar 2026, 16:20
Sector: Nuclear reactors and parts
Description: United Kingdom National Nuclear Laboratory is undertaking pre-market engagement to inform the development of a Fabrication and Machining framework, structured as a multi-lot arrangement to support both nuclear and non-nuclear requirements.
The framework is intended to provide access to suitably qualified suppliers, ca...
Status: planning
Amount: £10,000,000
Deadline: n/a
Contract Start: n/a
Published: 12 Mar 2026, 13:22
Sector: Construction work
Description: This contract is for the manufacture, supply and installation of a cooling and flammable pipework system on the Preston site within the A709 building. Design for manufacture, physical supply, off-site manufacture, delivery, onsite installation and test and commission.
Status: complete
Amount: £203,671
Deadline: n/a
Contract Start: 27 Feb 2026, 00:00
Published: 03 Mar 2026, 11:57
Sector: Engineering-related scientific and technical services
Description: Creation of an Open Framework for the provision of specialist nuclear technical services.
The contract will cover the provision of specialist technical nuclear services in support of nuclear operations. The requirements will span 9 key technical areas:
• Health Physics,
• Human Factors,
• Radiological, Chemtoxic, Cr...
Status: planned
Amount: £10,000,000
Deadline: n/a
Contract Start: n/a
Published: 02 Mar 2026, 15:52
Sector: Technical testing, analysis and consultancy services
Description: The provision of Human Factors (HF) contractor supplied resources are required to provide Human Factors support to a range of UKNNL projects.
Status: complete
Amount: £172,291
Deadline: n/a
Contract Start: 06 Feb 2026, 00:00
Published: 16 Feb 2026, 13:54
Sector: Research and development services and related consultancy services
Description: This contract is for the provision of technical consultancy support by the University of Sheffield and technical analysis, and interpretation of samples produced at UKNNL.
Status: complete
Amount: £58,920
Deadline: 06 Feb 2026, 13:00
Contract Start: 09 Feb 2026, 00:00
Published: 12 Feb 2026, 08:39
Sector: Repair and maintenance services of measuring, testing and checking apparatus
Description: This contract is for the annual servicing and maintenance of Ametek Ortec equipment within various UKNNL locations.
Status: complete
Amount: £463,747
Deadline: n/a
Contract Start: 20 Feb 2026, 00:00
Published: 10 Feb 2026, 14:16
Sector: IT services: consulting, software development, Internet and support
Description: Vision ERP has been identified as the preferred specialist best to assist the NNL in leveraging maximum benefits from Business World, as well as the associated processes around the system.
Scope of Works:
• Continuation to terms already in place
• Covering BAU for Business World
• Including SaaS project
• HR work packa...
Status: complete
Amount: £30,000
Deadline: n/a
Contract Start: n/a
Published: 09 Feb 2026, 14:24
Sector: Construction work
Description: UKNNL is seeking expressions of interest from suitably qualified and experienced contractors to support the assembly, installation verification, and inactive commissioning of a new modular experimental rig at the Preston facility.
The rig comprises a modular, three-storey structure incorporating multiple process and ut...
Status: planning
Deadline: n/a
Contract Start: n/a
Published: 09 Feb 2026, 11:57
Sector: Fabrication work
Description: United Kingdom National Nuclear Laboratory is seeking to establish a Fabrication and Machining framework, structured as a multi-lot arrangement to support both nuclear and non-nuclear requirements.
Status: planned
Amount: £12,000,000
Deadline: n/a
Contract Start: n/a
Published: 05 Feb 2026, 09:15
Sector: Fabrication work
Description: United Kingdom National Nuclear Laboratory is seeking to establish a Fabrication and Machining framework, structured as a multi-lot arrangement to support both nuclear and non-nuclear requirements.
Status: planned
Amount: £12,000,000
Deadline: n/a
Contract Start: n/a
Published: 03 Feb 2026, 12:47
Sector: Repair and maintenance services of measuring, testing and checking apparatus
Description: This contract is for the annual servicing and maintenance of Ametek Ortec equipment within various UKNNL locations.
Status: complete
Amount: £463,747
Deadline: n/a
Contract Start: 20 Feb 2026, 00:00
Published: 03 Feb 2026, 12:16
Sector: Laboratory, optical and precision equipments (excl. glasses)
Description: Under a Muon de-risking programme there is further scope of work for system enhancement using muon imaging technology.
This was designed, developed, and commercialize using muon imaging techniques to meet the challenges and requirements of nuclear site decommissioning and waste characterization.
Status: complete
Amount: £89,123
Deadline: n/a
Contract Start: 04 Aug 2025, 23:00
Published: 29 Jan 2026, 18:12
Sector: Miscellaneous repair and maintenance services
Description: This contract is for the service and maintenance of all Perkin Elmer equipment within UKNNL over a 5 year period.
Status: complete
Amount: £168,559
Deadline: n/a
Contract Start: 07 Dec 2025, 00:00
Published: 19 Jan 2026, 17:43
Sector: Software package and information systems
Description: Below is the software requirement as detailed from Manage Engine:
• ManageEngine Endpoint Central UEM Edition - Subscription Model - Subscription fee for 1900 endpoints and 24 User License
• ManageEngine Endpoint Central UEM Edition - Subscription Model - Endpoint Security - Subscription fee for 1900 Workstation...
Status: complete
Amount: £120,000
Deadline: 08 Oct 2025, 15:00
Contract Start: 24 Oct 2025, 23:00
Published: 16 Jan 2026, 15:05
Sector: Industry specific software package
Description: Ansys software
Status: complete
Amount: £203,000
Deadline: 30 Nov 2025, 12:00
Contract Start: 15 Dec 2025, 00:00
Published: 08 Jan 2026, 10:55
Sector: Software package and information systems
Description: Subscription based research services
Status: complete
Amount: £238,000
Deadline: 30 Sep 2025, 11:00
Contract Start: 01 Nov 2025, 00:00
Published: 08 Jan 2026, 10:32
Sector: Computer equipment and supplies
Description: UKNNL requires the following desktops and laptops:
4x Laptops
62x Small From Factor Workstation
3x Tower Desktop Workstation
Equipment to be delivered to UKNNL's Workington site.
Opportunity accessed via the following Crescent Services framework: ICT Hardware and Peripherals Equipment Framework.
Status: complete
Amount: £91,195
Deadline: 15 Aug 2025, 11:00
Contract Start: 18 Aug 2025, 23:00
Published: 26 Nov 2025, 12:06
Sector: Research and development services and related consultancy services
Description: UKNNL have been asked to support the delivery of this innovative project for the SNM division of Sellafield Ltd.
UKNNL requires consultancy and software development support via a contract to develop and demonstrate a solution for an Integrated Intelligent Safe Environment. The works will also need to maintain a require...
Status: complete
Amount: £300,000
Deadline: n/a
Contract Start: n/a
Published: 25 Nov 2025, 16:57
Sector: Industrial or laboratory furnaces, incinerators and ovens
Description: Supply, integration and Installation of a Furnace to a Load Frame (UTM).
Status: complete
Amount: £36,592
Deadline: n/a
Contract Start: 27 Oct 2025, 00:00
Published: 14 Nov 2025, 16:11
Sector: Machines and apparatus for testing and measuring
Description: Replacement of an existing Load Frame to support an integrated furnace.
Status: complete
Amount: £208,160
Deadline: n/a
Contract Start: 18 Nov 2025, 00:00
Published: 14 Nov 2025, 16:01
Sector: Industrial machinery
Description: The design and manufacture of a Fourier Transform Infrared (FTIR) Spectroscopy System.
High level functional requirements as per below:
1. The FTIR equipment shall be capable of measuring the corrosion thickness on samples up to 10 µm.
2. The FTIR rig shall be operated remotely.
3. The FTIR equipment shall be capable...
Status: planning
Deadline: n/a
Contract Start: n/a
Published: 10 Nov 2025, 13:54
Sector: Instrumentation and control equipment
Description: The requirement of this Procurement is for the supply of a state-of-the-art Wireless Instrumentation and control system for the Helium Test Loop.
This contract will include supplying sensors and actuators, technical solutions for retrofitting existing instrumentation, supply of components to create a wireless mesh net...
Status: complete
Amount: £55,718
Deadline: n/a
Contract Start: 07 Sep 2025, 23:00
Published: 28 Oct 2025, 08:24
Sector: Application work of protective coatings
Description: The requirement is to assess and propose commercial available products and processes to remedy deterioration of the physical fire protection barriers which maintain integrity of structural steel work in the event of an outbreak of fire.
Status: planning
Deadline: n/a
Contract Start: n/a
Published: 24 Oct 2025, 14:57
Sector: Technical services
Description: Development of 3D Models for Nuclear Facilities.
The International Atomic Energy Agency (IAEA) maintains its ability to verify the nuclear programmes of non-nuclear weapon State (NNWS), including the capability to rapidly respond to any significant changes required for the implementation of safeguards-related activiti...
Status: planning
Amount: £400,000
Deadline: n/a
Contract Start: n/a
Published: 15 Oct 2025, 09:28
Sector: Specialist training services
Description: Safeguards-related training courses.
UKNNL on behalf of our customers has a long-term requirement for a wide range of safeguards-related training courses.
New safeguards inspectors require training and practical experience on fuel cycle plants and the techniques and procedures to be applied during inspections. More ad...
Status: planning
Amount: £200,000
Deadline: n/a
Contract Start: n/a
Published: 15 Oct 2025, 09:24
Sector: Surveying services
Description: Open-Source Information Provider
In support of the strengthened safeguards system, the UKNNL on behalf of our customer requires broad access to geographically and linguistically diverse sources of relevant open-source information.
The information is required on nuclear dual use technologies relating to industrial inf...
Status: planning
Amount: £1,500,000
Deadline: n/a
Contract Start: n/a
Published: 15 Oct 2025, 09:22
Sector: Signage
Description: Following the rebrand at the end of the year where NNL became UKNNL, each site needs to be rebranded. External suppliers are needed to source new branded signage, posterboards, whiteboards etc.
The requirement is to source a supplier who can provide the items required (e.g. signs, poster boards and frosted window deca...
Status: complete
Amount: £150,000
Deadline: n/a
Contract Start: 17 Aug 2025, 23:00
Published: 10 Oct 2025, 08:25
Sector: Specialist training services
Description: This contract is for the provision of Health Physics training and subsequent NVQ Level 2 accreditation in Health Physics Monitoring of four trainees.
Status: complete
Amount: £77,760
Deadline: n/a
Contract Start: 28 Sep 2025, 23:00
Published: 09 Oct 2025, 14:27
Sector: Microscopes
Description: UKNNL is conducting preliminary market engagement to see if there are any suppliers who can supply a Leica DMi 5000 microscope (New or Refurbished) for the purpose of being used as spare parts for existing equipment.
Status: planning
Amount: £25,000
Deadline: n/a
Contract Start: n/a
Published: 25 Sep 2025, 08:09
Sector: Instrumentation and control equipment
Description: The requirement of this Procurement is for the supplier to build and supply a Coated Particle Fuel (CPF) Safety Panel and an ancillary Safety Panel for the coated particle fuel (CPF) project at Springfields. The scope shall include the manufacture of the safety panel and delivery.
Status: complete
Amount: £42,590
Deadline: n/a
Contract Start: 07 Sep 2025, 23:00
Published: 19 Sep 2025, 09:03
Sector: Cooling and ventilation equipment
Description: The requirement of this procurement is for the Supply of an off the shelf Chiller System including warranty & delivery.
Status: complete
Amount: £37,216
Deadline: n/a
Contract Start: 03 Aug 2025, 23:00
Published: 19 Sep 2025, 07:53
Sector: Nuclear evaluation instruments
Description: 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 hazardous nuclear waste.
Status: complete
Amount: £42,780
Deadline: n/a
Contract Start: 03 Aug 2025, 23:00
Published: 16 Sep 2025, 17:00
Sector: Technical testing, analysis and consultancy services
Description: Establishment of framework for the provision of analytical services to support the analysis and characterisation of samples.
The scope of this Framework has been separated into two lots:
Lot 1: Provision of chemical analysis of non-radioactive materials.
Lot 2: Provision of chemical analysis of non-radioactive material...
Awarded To:
SGS UNITED KINGDOM LIMITED, JAMES HUTTON LIMITED
Status: complete
Amount: £200,000
Deadline: n/a
Contract Start: 31 Aug 2025, 23:00
Published: 16 Sep 2025, 09:49
Sector: Subscription services
Description: 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 UKNNL discounted prices for BSI standards. The subscription gives users free access to a suite of standard resources. This contract has been re...
Status: complete
Amount: £74,727
Deadline: n/a
Contract Start: 05 Aug 2025, 23:00
Published: 15 Sep 2025, 14:55