Top suppliers
Top suppliers to UNITED KINGDOM NATIONAL NUCLEAR LABORATO…
Top-five suppliers hold 42% of contract value — a concentrated market.
Procurement categories
What UNITED KINGDOM NATIONAL NUCLEAR LABORATO… buys
Common Procurement Vocabulary (CPV) breakdown of contracts awarded over the reporting period.
4846000022210000322500007941000038510000731100007221000038650000421600004832000090720000799300003854000072220000981100005041000038580000452100003492000071310000Recent contracts
Latest UNITED KINGDOM NATIONAL NUCLEAR LABORATO… contracts awarded
The most recently published award notices on Find a Tender and Contracts Finder.
Lot 1 - Health Physics and Radiological Protection Advisor
AMENTUM CLEAN ENERGY LIMITED · 2026-07-30
Journal Access
Elsevier B.V. · 2026-07-29
£647K
Provision of Land Quality & End Estates Technical Support Services.
GEOSYNTEC CONSULTANTS LTD · 2026-05-20
£48K
Supply of Compressive Strength Machine
CONTROLS TESTING EQUIPMENT LIMITED · 2026-05-20
£35K
Provision of Land Quality & End Estates Technical Support Services.
GROUNDH2O PLUS LIMITED · 2026-05-19
£39K
Encryption HSM & Key Control upgrade
INTEGRITY360 LIMITED · 2026-05-15
Site Works
Shepleys Engineers Limited · 2026-05-12
£1.0M
Mobile Phone Replacements
Misco Technologies Limited · 2026-04-23
£570K
In-Situ Nano-Mechanical Stage Device
Alemnis AG · 2026-04-23
£100K
Edenred Employee Benefits - Cycle to Work Scheme
Reward Gateway (UK) Ltd T/A Edenred · 2026-04-10
£75K
Supply of Powder Flow Rheometer
MICROMERITICS LIMITED · 2026-04-08
£79K
Testing for Brick Scabbling equipment
BARRNON LTD · 2026-04-02
£46K
Supply of NOx Gas Analyser
ABB LIMITED · 2026-03-27
£83K
Ru volatilisation PDRA
University of Lancaster · 2026-03-26
£153K
Defining Period
North West Projects Ltd T/a Actemium Design UK · 2026-03-26
£195K
Defining Period
North West Projects Ltd T/a Actemium Design UK · 2026-03-26
£195K
Post Doctoral Research Agreement surrounding viable technologies for on-line monitoring for deconversion.
University of Strathclyde · 2026-03-25
£93K
Strategic Design Partner to Support Deconversion - Framework Agreement
North West Projects Ltd T/a Actemium Design UK · 2026-03-25
£3.5M
Replacement Endoscopic Inspection Cameras
CUSTOM CAMERAS LIMITED · 2026-03-24
£118K
Manufacture, Supply & Installation of Pipework System
SHEPLEY ENGINEERS LIMITED · 2026-03-03
£204K
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Open opportunities
Open UNITED KINGDOM NATIONAL NUCLEAR LABORATO… tenders
Tenders currently inviting bids. SMEs can respond via the official tender portal.
Managed Security Operations Centre (SOC) and Incident Response Services Agreement
Deadline: 2026-08-17
£2.5M
Supply of a Kneader
£150K
Procurement of Endoscope Cameras for UKNNL plant inspections
Construction and commission of modular rig
Fourier Transform Infrared (FTIR) Spectroscopy System
Intumescent paint of steel work, and fire retardancy
Training in Negotiation Skills
£200K
Modelling of Critical Nuclear Facilities
£400K
Open-Source Information Provider
£1.5M
Laundry and Respiratory Protective Equipment (RPE)
Waste Services
AB Rig (Remote Operated Equipment)
HALEU Deconversion Capability Research and Development Support 2025-2030
£9.0M
Supply of Wireless Instrumentation and Control Systems
£55K
FORTRAN Programmer Support
Managed Security Operations Centre (SOC) and Incident Response Services Agreement
Health Physics Monitor (s)
Supply of Leica DMi 5000 Microscope (for spare parts)
£25K
Pipeline
Contracts expiring in the next 12 months
When these contracts end, UNITED KINGDOM NATIONAL NUCLEAR LABORATO… typically re-tenders. SMEs preparing bids 3-6 months ahead win disproportionately often.
Ansys Software Package
Expires: 2026-12-14
£203K
University R&D services for EIRT cement analytical work
Expires: 2027-02-09
£59K
Servicing and Maintenance of Ametek Ortec Equipment
Expires: 2027-02-19
Servicing and Maintenance of Ametek Ortec Equipment
Expires: 2027-02-19
Post Doctoral Research Agreement surrounding viable technologies for on-line monitoring for deconversion.
Expires: 2027-02-28
£93K
Market analysis
Bidding into UNITED KINGDOM NATIONAL NUCLEAR LABORATO… — what to expect
Supplier concentration and timing patterns that shape SME bid strategy.
42%
Top-5 supplier share
165d
Avg response window
165d
Median response window
25mo
Avg contract duration
Frequently asked
Common questions about selling to UNITED KINGDOM NATIONAL NUCLEAR LABORATO…
How much does UNITED KINGDOM NATIONAL NUCLEAR LABORATO… spend on procurement?
UNITED KINGDOM NATIONAL NUCLEAR LABORATO… awarded 54 contracts totalling £6.9M between 2023-08-01 and 2026-08-01, working with 49 unique suppliers. Average contract value is £147K.
Who are UNITED KINGDOM NATIONAL NUCLEAR LABORATO…'s top suppliers?
The largest suppliers to UNITED KINGDOM NATIONAL NUCLEAR LABORATO… by total award value are SIEMENS INDUSTRY SOFTWARE LIMITED, Elsevier B.V., Misco Technologies Limited. The top five suppliers together hold 42% of contract value.
What does UNITED KINGDOM NATIONAL NUCLEAR LABORATO… buy from suppliers?
UNITED KINGDOM NATIONAL NUCLEAR LABORATO…'s procurement is concentrated in analytical, scientific, mathematical or forecasting software package, newspapers, mobile telephones, alongside specialist categories. See the full CPV breakdown below.
How can my business bid for UNITED KINGDOM NATIONAL NUCLEAR LABORATO… contracts?
UNITED KINGDOM NATIONAL NUCLEAR LABORATO… publishes open tenders on Find a Tender and Contracts Finder. ENKII matches your business against live tenders, identifies certifications you'll need, and surfaces frameworks worth applying to. Free Readiness Score in 3 minutes.
What's the typical response window for UNITED KINGDOM NATIONAL NUCLEAR LABORATO… tenders?
UNITED KINGDOM NATIONAL NUCLEAR LABORATO… typically gives suppliers a median of 165 days to respond (average 165 days). Standard contract duration is around 25 months.
Continue reading
Related ENKII resources
GUIDE
PQQ & Selection Questionnaire — Procurement Act 2023
How UK central-government departments evaluate suppliers at the pre-qualification stage.
GUIDE
Cyber Essentials — for government contracts
Most central-government contracts handling personal data require this certification.
SECTOR
UK Government IT Services
G-Cloud, DOS, Crown Commercial frameworks. Software + consultancy is UNITED KINGDOM NATIONAL NUCLEAR LABORATO…'s largest spend area.
INDEX
All UK public-sector buyers
Browse procurement profiles for every UK government department and major buyer.
Sources & methodology
How this profile is compiled
Analysed by ENKII · Updated 2026-08-01
This profile aggregates public-record procurement data published by the UK Government under the Open Government Licence v3.0. ENKII fetches, deduplicates, and aggregates source records; we don't edit the underlying facts.
Source portals
- · Find a Tender (find-tender.service.gov.uk)
- · Contracts Finder
- · Spend Network
Source records remain subject to Open Government Licence v3.0 attribution. ENKII doesn't warrant accuracy beyond the source portals' own publication.