Contracts Finder notice
Site Works
Authority: UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITED
What is being bought
Published requirement descriptionThis contract has been awarded via further competition under the UKNNL NNLC484D - Operations, Site Work and Facilities Management Dynamic Purchasing System.
Background
UKNNL is the government's lead civil laboratory for nuclear fission. We provide the science, technology and world-leading laboratories to support the country's civil nuclear programmes and ensure they are delivered safely and cost-effectively. UKNNL is the custodians of national nuclear research, development, capabilities and infrastructure, with the value of the nuclear facilities we manage totalling £2bn. The Laboratory spans across the UK with a mixture of office and laboratory facilities.
Our Laboratories are:
- Workington Laboratory
- Central Laboratory
- Windscale Laboratory
- Preston Laboratory
It is these laboratories which need external supply chain support to be maintained, upgraded and repurposed. This contract is for the site works required to support these facilities in maintaining operation.
This contract is for site works, up to a value of £1 million pounds.
Contract Details
The contract will run for 24 months, with the option to extend by up to 12 further months.
This contract is to include works, such as:
- Electrical Installation Works
- Mechanical Installation Works
- Process Installation Works
- Decommissioning Works
- Roofing and cladding works
Published procurement details
- Procedure
- Call-off from a dynamic purchasing system
- Buyer reference
- NNLC706
- Category
- Works
- Tender status
- Complete
- Award status
- Active
- Suitable for SMEs
- Yes
- Suitable for voluntary, community and social enterprises
- No
- Tender deadline
- Procurement method
- Selective
- Item 1: Delivery locations as published
- North West, United Kingdom
Key dates
Published dates- Award decision27 Apr 2026
- Contract starts1 May 2026
- Notice published12 May 2026
- Contract ends30 Apr 2028
Contracting authority & participating public bodies
- UNITED KINGDOM NATIONAL NUCLEAR LABORATORY LIMITEDContracting authority
- Identifier
- sid4gov.cabinetoffice.gov.uk/thRP693t · GB-SRS
Suppliers named on the notice
- Shepleys Engineers LimitedSupplier
- Identifier
- 02926871 · GB-COH
- Voluntary, community or social enterprise
- No
- Business size
- Large
Official documents & specifications (1)
Official links; attachments are not copiedNotices published for this procedure
Source record
- Source
- Contracts Finder
- Notice language
- en
- Release reference
- ocds-b5fd17-01b5fed9-dfa1-4015-8529-32f2d61f0034-2026-05-12T10:29:12+01:00
- Published
- 12 May 2026
- Latest update
- 12 May 2026
- Procedure reference
- ocds-b5fd17-01b5fed9-dfa1-4015-8529-32f2d61f0034
- Contract reference
- ocds-b5fd17-01b5fed9-dfa1-4015-8529-32f2d61f0034-1