Top suppliers
Top suppliers to Nuclear Restoration Services Limited
Top-five suppliers hold 50% of contract value — a concentrated market.
Procurement categories
What Nuclear Restoration Services Limited buys
Common Procurement Vocabulary (CPV) breakdown of contracts awarded over the reporting period.
4511000045310000665200000933000079990000722200007131000080420000722600008051000050530000484500003834000030190000452600007163000090520000803400000913000042410000Recent contracts
Latest Nuclear Restoration Services Limited contracts awarded
The most recently published award notices on Find a Tender and Contracts Finder.
D2185 Ground Investigation
Igne (T/A Raeburn Drilling & Geotechnical Ltd) · 2026-07-30
£32K
HV Earthing Protection Inspection
Arcadis Consulting (UK) Limited · 2026-07-27
£26K
Low Level Waste (LLW) Vault External Backfill - Stage 3a
John Gunn & Sons Ltd · 2026-07-21
£28K
Provision of Modicon
Nuvia Limited · 2026-07-21
Shaft Head Removal - Facility Hire & Construction of Mock Up Trials Rig
Gow's Lybster Limited · 2026-07-21
£514K
Provision of Installation, Plant Commissioning & waste handling for Dungeness A
Altrad Babcock Limited · 2026-07-16
£500K
Chapelcross Turbine Hall Assessment Study
Brown and Mason Group Limited · 2026-07-15
£33K
Linc Opportunity 36 - Shaft Large Items Retrievals
Eden Nuclear · 2026-07-14
£159K
Linc Opportunity 36 - Shaft Large Items Retrievals
Penny Engineering Ltd · 2026-07-14
£82K
Dungeness Boilers Principal Designer
C&D Demolition Consultants · 2026-07-07
£1.1M
Low Level Waste (LLW) Vault Interstitial Grouting Civil Support - Stage 3a
John Gunn & Sons Ltd · 2026-07-07
£87K
Prototype Fast Reactor Ventilation Upgrade Control Panel FAT
Contec Design Services Ltd · 2026-07-07
£59K
Reactors Dashboard Support
DBD Limited · 2026-06-30
£42K
Provision of Technical Author Support
Blargoans Limited · 2026-06-29
£146K
SILWE Conveyor coupling remediation
James McGowan Engineering Limited · 2026-06-24
£63K
2026/27 Pension Fund - Actuarial Services
AON Solutions UK Limited · 2026-06-23
£1.2M
PFR & DFR Scaffolding
Caithness Scaffolding Contractors Limited · 2026-06-22
£1.3M
Maintenance of Garage Equipment
Gemco UK Ltd · 2026-06-17
£41K
2026/27 - Legal advice to trustees
Sacker & Partners LLP · 2026-06-17
£224K
Provision of Installation, Plant Commissioning and waste handling
ALTRAD BABCOCK LIMITED · 2026-06-10
£500K
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Open opportunities
Open Nuclear Restoration Services Limited tenders
Tenders currently inviting bids. SMEs can respond via the official tender portal.
Provision of Home to Work Bus Transport Service
Deadline: 2026-09-02
£5.6M
Stack Characterisation & Evaluation & DOP Filter Testing Lots 1 & 2 2027 onwards
Deadline: 2026-09-18
£2.8M
Delivery Partner services at the Dounreay Site
Shaft & Silo Enabling Groundworks (ATO97)
Shaft and Silo Process Cell including Shaft Retrieval Crane
Upgrade of Switchgear & LV Distribution Network
Bulk Alkali Metals Treatment Concept, Scheme and Detail Design
£7.5M
Breeder Fuel Transport Contract
£6.0M
L&D Training Supplier Consolidation PIN
£2.0M
2026/27 Pension Fund - Actuarial Services
£1.2M
Pre Market Engagement - D&B of Waste Transfer Plant & Equipment
£10.3M
SGHWR Design Support Partner
£3.5M
Prototype Fast Reactor Ventilation Upgrade
£12.5M
Dungeness Boilers Principal Designer
£1.0M
D60 Crane - Electrical Upgrade - Market Engagement
£650K
Concrete and Grout Mixing Trials
£50K
Magnox
£89.6M
D60 Crane - Electrical Upgrade - Market Engagement
£650K
Concrete and Grout Mixing Trials
£50K
Concrete and Grout Mixing Trials
£50K
Pipeline
Contracts expiring in the next 12 months
When these contracts end, Nuclear Restoration Services Limited typically re-tenders. SMEs preparing bids 3-6 months ahead win disproportionately often.
Enterprise Asset Management (EAM) Data Workstream
Expires: 2026-08-31
£495K
Enterprise Asset Management (EAM) Data Workstream
Expires: 2026-08-31
£495K
EAM Asset Management Data Lead
Expires: 2026-09-08
£395K
EAM Asset Management Data Lead
Expires: 2026-09-08
£395K
Supply, Installation and Commission of an Automated Electronic Dosemeter (EPD) Calibrator
Expires: 2026-09-18
£312K
Supply, Installation and Commission of an Automated Electronic Dosemeter (EPD) Calibrator
Expires: 2026-09-18
£312K
Prototype Fast Reactor Structural Verification
Expires: 2026-09-25
£680K
Bradwell Active Waste Vaults CSM
Expires: 2026-10-30
£25K
Provision of Installation, Plant Commissioning and waste handling
Expires: 2026-10-31
£500K
Design, Manufacture, Trials and Delivery of an External Mixer (ILW Waste stream)
Expires: 2026-11-20
£267K
Manitou MRT 3060 360 175Y ST5 S1 Rotating Telehandler
Expires: 2026-11-30
£288K
Manitou MRT 3060 360 175Y ST5 S1 Rotating Telehandler
Expires: 2026-11-30
£288K
Steam Line Contingency - Phase 2
Expires: 2026-11-30
£998K
Supply of a Heavy Weight Towing Vehicle
Expires: 2026-11-30
£233K
Provision of Installation, Plant Commissioning and waste handling
Expires: 2026-12-28
£500K
Supply of Chemicals (AGR Unique Ref: 19 F/W)
Expires: 2026-12-31
£467K
Health Physics Monitors (AGR Unique Ref. 70 F/W)
Expires: 2026-12-31
£1.5M
Water Charges (AGR Unique Ref. 102 S/A)
Expires: 2026-12-31
£229K
Supply of Chemicals (AGR Unique Ref: 19 F/W)
Expires: 2026-12-31
£467K
Water Charges (AGR Unique Ref. 102 S/A)
Expires: 2026-12-31
£229K
Non Destructive Testing Services (AGR - Unique Ref. 11 F/W)
Expires: 2026-12-31
£1.1M
Provision of radioactive laundry service, PPE lease & scaffold monitoring servic
Expires: 2026-12-31
£420K
Provision of Scaffolding Services to support Dounreay Cementation Plant Store Extension (DCPSE)
Expires: 2026-12-31
£29K
Health Physics Monitors (AGR Unique Ref. 70 F/W)
Expires: 2026-12-31
£1.5M
Non Destructive Testing Services (AGR - Unique Ref. 11 F/W)
Expires: 2026-12-31
£1.1M
Provision of a radioactive laundry service, PPE lease and scaffold monitoring service (AGR Unique Ref. 92 F/W)
Expires: 2026-12-31
£420K
Provision of Modicon
Expires: 2027-01-30
The Provision of LOLER and PSSR Statutory Inspections (AGR Hinkley - Unique Ref.22 F/W)
Expires: 2027-02-28
£230K
The Provision of LOLER and PSSR Statutory Inspections (AGR - Unique Ref. 22 F/W)
Expires: 2027-02-28
£570K
The Provision of LOLER and PSSR Statutory Inspections (AGR - Unique Ref. 22 F/W)
Expires: 2027-02-28
£570K
The Provision of LOLER and PSSR Statutory Inspections (AGR HInkley - Unique Ref.22 F/W)
Expires: 2027-02-28
£230K
Drum Handling Equipment Temporary Storage
Expires: 2027-03-12
£264K
Drum Handling Equipment Temporary Storage
Expires: 2027-03-12
£264K
Checkpoint Support Licence Renewal
Expires: 2027-03-13
£38K
2026/27 Pension Fund - Actuarial Services
Expires: 2027-03-31
£1.2M
Fire System Maintenance: Fire Detection, Fire Doors & Fire Dampers (AGR Hinkley Unique Ref 278 F/W)
Expires: 2027-03-31
£700K
Provision of Security Barriers and Associated Services (AGR Unique Ref. 7 F/W)
Expires: 2027-03-31
£198K
HVAC, Fire Barrier, Electrical Control & Monitoring Systems for Hinkley B (AGR Hinkley Unique Ref. 106 F/W)
Expires: 2027-03-31
£1.5M
Design Engineering Support - EC&I Control Systems
Expires: 2027-03-31
£650K
HPB - Provision of Facilities Management Services
Expires: 2027-03-31
£4.0M
Spring Hanger Temporary Works
Expires: 2027-03-31
£59K
Provision of Radioactive Waste Management Services (AGR Unique Ref. 86 F/W)
Expires: 2027-03-31
£374K
Facilities Management Services (AGR Unique Ref. 120 F/W)
Expires: 2027-03-31
£8.0M
HPB - Provision of Facilities Management Services
Expires: 2027-03-31
£4.0M
Transport of Class 7 Radioactive Goods packages from Harwell and Winfrith sites to Sellafield site
Expires: 2027-03-31
HPB - Provision of Electrical Security Systems & Associated Services
Expires: 2027-03-31
£500K
SGHWR Design Engineering Support - CS&A Civils Co-ordinator
Expires: 2027-03-31
£250K
Provision of Site Delivery, Engineering Services & Boiler Asset Integrity Management Segment
Expires: 2027-03-31
£2.7M
SGHWR Design Engineering Support - CS&A Civils Co-ordinator
Expires: 2027-03-31
£250K
Facilities Management Services (AGR Unique Ref. 120 F/W)
Expires: 2027-03-31
£8.0M
Market analysis
Bidding into Nuclear Restoration Services Limited — what to expect
Supplier concentration and timing patterns that shape SME bid strategy.
50%
Top-5 supplier share
322d
Avg response window
30d
Median response window
17mo
Avg contract duration
Frequently asked
Common questions about selling to Nuclear Restoration Services Limited
How much does Nuclear Restoration Services Limited spend on procurement?
Nuclear Restoration Services Limited awarded 526 contracts totalling £500.1M between 2023-08-01 and 2026-08-01, working with 325 unique suppliers. Average contract value is £1.0M.
Who are Nuclear Restoration Services Limited's top suppliers?
The largest suppliers to Nuclear Restoration Services Limited by total award value are Costain Limited, Dalkia Engineering Limited, Chapelcross Energy Project limited. The top five suppliers together hold 50% of contract value.
What does Nuclear Restoration Services Limited buy from suppliers?
Nuclear Restoration Services Limited's procurement is concentrated in building demolition and wrecking work and earthmoving work, electrical installation work, pension services, alongside specialist categories. See the full CPV breakdown below.
How can my business bid for Nuclear Restoration Services Limited contracts?
Nuclear Restoration Services Limited 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 tenders?
Nuclear Restoration Services Limited typically gives suppliers a median of 30 days to respond (average 322 days). Standard contract duration is around 17 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 Nuclear Restoration Services Limited'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.