Top suppliers
Top suppliers to Sellafield Ltd
Top-five suppliers hold 93% of contract value — a concentrated market.
Procurement categories
What Sellafield Ltd buys
Common Procurement Vocabulary (CPV) breakdown of contracts awarded over the reporting period.
9879727148904580733842445034925170630932Recent contracts
Latest Sellafield Ltd contracts awarded
The most recently published award notices on Find a Tender and Contracts Finder.
DNWP0071/LOT1A/CALDER Ring Fence
AMENTUM CLEAN ENERGY LIMITED · 2026-09-13
DNWP0032/LOT1B/ Lot 1B - Management (Core Team) FY 26/27
AtkinsAltrad · 2026-09-03
DNWP0019/LOT1B/ WAGR / PIE ILW - Detailed Design
AtkinsAltrad · 2026-08-20
DNWP0074/LOT1B/MASFE wash out
AtkinsAltrad · 2026-08-06
Contractor Compliance Auditing 2026-2028
Baker Mallett LLP · 2026-07-21
£310K
DNWP0070/LOT1B/ SEMAS Optioneering Study
AtkinsAltrad · 2026-07-16
DNWP0038/LOT1B/ PILE 1 Early Fuel Retrievals - Installation & Operations
AtkinsAltrad · 2026-07-14
Analysis of Very Low Active and Environmental Samples
Cavendish Nuclear Limited · 2026-07-07
£113.2M
Employee Training Content Subscription
Talenteam · 2026-06-30
DNWP0023/LOT1B/ PILE 1 Care & Maintenance FY26/27
AtkinsAltrad · 2026-06-25
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Pipeline
Contracts expiring in the next 12 months
When these contracts end, Sellafield Ltd typically re-tenders. SMEs preparing bids 3-6 months ahead win disproportionately often.
DNWP0001/LOT 2/Mobilisation Core Team
Expires: 2026-09-25
DNWP006.097/LOT2/TIS Storage Facility
Expires: 2026-09-25
DNWP008.154/LOT2/ROV Support
Expires: 2026-09-25
DNWP0002.142/LOT 2/Digital Support
Expires: 2026-09-25
DNWP003.162/LOT2/Rapid Task Delivery - Change Management
Expires: 2026-09-25
DNWP007.153/LOT2/Waste Management Support
Expires: 2026-09-26
DNWP009.161/LOT 2/Commissioning Support
Expires: 2026-09-26
DNWP0012.172/LOT 2/Management Core Team
Expires: 2026-09-26
External SSL/TLS Website Certificate Procurement
Expires: 2026-09-30
Exabeam/LogRhythm Services
Expires: 2026-09-30
Market analysis
Bidding into Sellafield Ltd — what to expect
Supplier concentration and timing patterns that shape SME bid strategy.
6%
Awards to SMEs
93%
Top-5 supplier share
39%
Framework call-offs
—
Awards to social enterprises
Around 6% of Sellafield Ltd’s classified awards go to small and medium-sized enterprises. Around 39%of awards are call-offs from framework agreements — getting onto the right framework matters as much as the bid itself here.
Frequently asked
Common questions about selling to Sellafield Ltd
How much does Sellafield Ltd spend on procurement?
Sellafield Ltd awarded 226 contracts totalling £3.5bn between 2023-09-15 and 2026-09-15, working with 115 unique suppliers. Average contract value is £41.6M.
Who are Sellafield Ltd's top suppliers?
The largest suppliers to Sellafield Ltd by total award value are Morgan Sindall Construction & Infrastructure Ltd, Cavendish Nuclear Limited, Graham Engineering Ltd. The top five suppliers together hold 93% of contract value.
What does Sellafield Ltd buy from suppliers?
Sellafield Ltd's procurement is concentrated in other community, social and personal services, business services: law, marketing, consulting, recruitment, printing and security, it services: consulting, software development, internet and support, alongside specialist categories. See the full CPV breakdown below.
How can my business bid for Sellafield Ltd contracts?
Sellafield Ltd 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.
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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 Sellafield Ltd'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 2026-09-15
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
Source records remain subject to Open Government Licence v3.0 attribution. ENKII doesn't warrant accuracy beyond the source portals' own publication.