Top suppliers
Top suppliers to Nuclear Restoration Services Limited (Do…
Top-five suppliers hold 63% of contract value — a concentrated market.
Procurement categories
What Nuclear Restoration Services Limited (Do… buys
Common Procurement Vocabulary (CPV) breakdown of contracts awarded over the reporting period.
9072000098110000452500003854000077310000302100003413000048310000452300007941000072220000713100003858000063120000424100003843000050530000907100002495000071330000Recent contracts
Latest Nuclear Restoration Services Limited (Do… contracts awarded
The most recently published award notices on Find a Tender and Contracts Finder.
Provision of a Technical Review of the Dounreay Lifetime Plan
Alexander Mann Solutions Limited · 2026-07-08
£222K
Provision of Safety Case Consultant Services for FCA Programme
Abbott Risk Consulting Ltd · 2026-05-07
£1.5M
ATO19 D2001 LC15 Peer Review
AMENTUM CLEAN ENERGY LIMITED · 2026-03-24
£171K
Rubrik Enterprise Licence
Computacenter (UK) Limited · 2026-02-18
£166K
D2670 Engineering Substantiation for ATO 60 LC15 review
Abbott Risk Consulting Ltd · 2026-01-30
£294K
EASR Permit Variation
NSG Environmental Ltd · 2026-01-21
£180K
Provision of Environmental advisory support
Atkins Limited · 2026-01-09
£494K
Supply of Machine Tools
THOMAS GRAHAM & SONS LTD · 2026-01-06
£115K
Project Controls Support for the Reactors Programme
Gleeds Cost Management Limited · 2025-12-23
£588K
Supply of Power Washer/Jetter
THOMAS GRAHAM & SONS LTD · 2025-10-08
£55K
NRS Limited Dounreay Make versus Buy Assessment
DBD Limited · 2025-10-06
£106K
Dounreay Cementation Plant Licence Condition Peer Review
AMENTUM CLEAN ENERGY LIMITED · 2025-09-23
£160K
Provision of Environmental Support to Balance of Site and Site Services
Mott MacDonald Ltd. · 2025-09-02
£89K
Servicing and Replacement of Uninterruptible Power Supply (UPS) Equipment on the NRS Limited (Dounreay) Site
Norco Group Limited · 2025-08-21
£490K
Construction of Intermediate Floor Slab on top of half-height ISO containers
John Gunn & Sons Ltd · 2025-08-14
£297K
Programme and Technical Integration Support Services for Shaft & Silo
Moreland Nuclear · 2025-08-12
£960K
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Tenders currently inviting bids. SMEs can respond via the official tender portal.
Provision of Grounds Maintenance on the Dounreay Estate
Mechanical & Electrical Scope – DCP Stores Extension
£900K
Procurement of X-Ray Equipment
£400K
Procurement of X-Ray Equipment
Mechanical & Electrical Scope – DCP Stores Extension
Whole Body Monitor (WBM) System Replacement - PIN
Whole Body Monitor (WBM) System Replacement - PIN
£350K
Replacement of the Whole Body Monitor and Supporting Equipment
£350K
Pipeline
Contracts expiring in the next 12 months
When these contracts end, Nuclear Restoration Services Limited (Do… typically re-tenders. SMEs preparing bids 3-6 months ahead win disproportionately often.
P2000 Personnel Accountancy and Access Control System Support
Expires: 2026-08-31
£34K
Production of Licence Condition 15 Periodic Review
Expires: 2026-08-31
£837K
D2670 Engineering Substantiation for ATO 60 LC15 review
Expires: 2026-09-14
£294K
Dounreay Cementation Plant Licence Condition Peer Review
Expires: 2026-09-16
£160K
Provision of a Technical Review of the Dounreay Lifetime Plan
Expires: 2026-09-25
£222K
Risk Modelling Support to Near Term Work Plan and Lifetime Plan
Expires: 2026-11-01
£60K
EASR Permit Variation
Expires: 2026-11-25
£180K
Project Controls Support for the Reactors Programme
Expires: 2027-01-08
£588K
Rubrik Enterprise Licence
Expires: 2027-01-30
£166K
Provision of Environmental Support to Balance of Site and Site Services
Expires: 2027-02-26
£89K
Radio Maintenance on Dounreay Site
Expires: 2027-03-31
£40K
Business Case Development for the Dounreay Site
Expires: 2027-03-31
£1.0M
Rubrik Back Up to Operational Technology Network
Expires: 2027-03-31
£156K
Reserved Procurement - Non Active Drain Effluent Treatment Plants Works
Expires: 2027-03-31
£4.1M
Framework Agreement for the Provision of Lifting Services
Expires: 2027-05-14
£850K
ATO19 D2001 LC15 Peer Review
Expires: 2027-06-30
£171K
Programme and Technical Integration Support Services for Shaft & Silo
Expires: 2027-07-28
£960K
Market analysis
Bidding into Nuclear Restoration Services Limited (Do… — what to expect
Supplier concentration and timing patterns that shape SME bid strategy.
63%
Top-5 supplier share
64d
Avg response window
30d
Median response window
12mo
Avg contract duration
Frequently asked
Common questions about selling to Nuclear Restoration Services Limited (Do…
How much does Nuclear Restoration Services Limited (Do… spend on procurement?
Nuclear Restoration Services Limited (Do… awarded 184 contracts totalling £70.3M between 2023-07-31 and 2026-07-31, working with 105 unique suppliers. Average contract value is £421K.
Who are Nuclear Restoration Services Limited (Do…'s top suppliers?
The largest suppliers to Nuclear Restoration Services Limited (Do… by total award value are Nuvia Limited, SOCOTEC UK Limited, Berkshire Engineering Supplies Ltd. The top five suppliers together hold 63% of contract value.
What does Nuclear Restoration Services Limited (Do… buy from suppliers?
Nuclear Restoration Services Limited (Do…'s procurement is concentrated in environmental protection, services furnished by business, professional and specialist organisations, construction works for plants, mining and manufacturing and for buildings relating to the oil and gas industry, alongside specialist categories. See the full CPV breakdown below.
How can my business bid for Nuclear Restoration Services Limited (Do… contracts?
Nuclear Restoration Services Limited (Do… 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 Nuclear Restoration Services Limited (Do… tenders?
Nuclear Restoration Services Limited (Do… typically gives suppliers a median of 30 days to respond (average 64 days). Standard contract duration is around 12 months.
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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 Nuclear Restoration Services Limited (Do…'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 2026-07-31
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.