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NW

Nuclear Waste Services

UK public-sector supplier
Large

Nuclear Waste Services (NWS) manages the UK's radioactive waste safely and securely, providing solutions for waste management and disposal. They focus on making nuclear waste permanently safe and aim to be a comprehensive provider for radioactive waste management.

nuclearwasteservices.uk ↗

Summary from the supplier’s website — unverified

Compare peers
Awarded
£336k
Live
3
Buyers
4
12m
—
At a glance
  • Quick answer
Profile
  • Social value
  • ESG & policies
  • Capabilities
  • Buyer references
  • Accreditations
Track record · verified
  • KPI performance
  • Contracts3 / 4
  • Top buyers4
  • Category mix
  • Geography
  • Peers5
Trust & risk
  • Red flags0
  • Compliance
  • Modifications
  • News
Company
  • Companies House
  • Financial
  • Org tree
Quick answer — Nuclear Waste ServicesUpdated 20 Jul 2026

At a glance · for buyers and watchdogs

Nuclear Waste Services has won £336k across 4 public-sector buyers, with 3 live contracts.

Why: top buyer UK Research & Innovation at 75% · 0 active risk flags · 0 modifications.

Decision signals
0Active red flags
No CH recordCompany status
3 of 4Live contracts
75%Top-buyer concentration
—Category exposure
0Contract modifications
If you're a buyer:CapabilitiesReferencesKPIComplianceWatchdog?FlagsModificationsConcentrationNews

Social value · 1/5

Commitments mapped to the Government Social Value Model themes. Each is tagged self-reported or from the website.

◐ From supplier website
JobsNo commitment stated✓
SkillsNo commitment stated✓
EnvironmentNo commitment stated✓
Tackling inequalityNo commitment stated✓
Community1 commitment✓
Community · 1
  • WebsiteCommunity FundingNuclear Waste Services has provided around £7.2 million in community funding.

Extracted automatically from nuclearwasteservices.uk on Jul 2026. Not independently verified — treat as the supplier’s own marketing claims.

ESG & policies vault · 0/5

Key governance & sustainability policies. Published documents link out; missing ones are greyed.

↔ Cross-checked
Net-zero planNot provided✓
Modern slavery statementNot provided✓
EDI policyNot provided✓
Anti-briberyNot provided✓
Data protectionNot provided✓

Capabilities

What this supplier does, where they sit, who they sell to.

◐ From website & notices
Services · 4
Low Level Waste Repository (LLWR)Management of low-level radioactive waste. ↗Planning and PreparationUnderstanding and managing radioactive waste effectively. ↗Treatment and PackagingMinimizing waste volume and ensuring safe management. ↗Geological DisposalLong-term solutions for the disposal of radioactive waste. ↗

Extracted automatically from nuclearwasteservices.uk on Jul 2026. Not independently verified — treat as the supplier’s own marketing claims.

Case studies

Delivery stories the supplier has published, with sector and outcome.

⚑ Self-reported
—

No case studies yet

Once a claimed supplier publishes delivery stories — the buyer, the sector, what was delivered and the outcome — they appear here.

Buyer references

Named public-sector contacts who have agreed to act as a reference.

✓ Confirmed by buyer
—

No buyer references yet

Public-sector buyers can confirm they'll act as a reference for this supplier. Confirmed references — with the contract they relate to — show here.

Accreditations & memberships

Independently issued. Verification dates cross-checked against issuer registers.

↔ Cross-checked
—

No accreditations recorded

B-Corp, ISO, Cyber Essentials, Living Wage and similar credentials appear here once added by a claimed supplier and cross-checked against the issuing register.

KPI performance

Delivery, budget and satisfaction scores reported quarterly by buyers.

✓ Verified
84

No verified KPI scores yet

Once buyers report contract KPIs — delivery on time, on budget, satisfaction, adoption and accessibility — a weighted grade and breakdown appear here.

Contracts · 3 live · 1 historic

Pulled from Contracts Finder & Find a Tender. Most recent first.

✓ From notices
TitleBuyerCPVAwardedValueTermStatus
UKRI-4652- Nuclear Waste Services
UK Research & Innovation9052100004 May 2025£250k4.9 yrsLive
Combustible and Metallic Waste Treatment and Disposal Wylfa
Nuclear Restoration Services (NRS)9052100010 Apr 2024£86k12 moClosed
UKRI-4652- Nuclear Waste Services
UK Research and Innovation90521300———Live
Microsoft 365 Assured Partner
LLW Repository Limited t/a Nuclear Waste Services72222300———Live
Total live value £250k · mean award £84k

Top buyers · 4 buyers · top 3 = 100%

Share of awarded value. Concentration fires above 40% for any single buyer.

✓ From notices
1
UK Research & Innovation
1 contract
75%
since 2025
2
Nuclear Restoration Services (NRS)
1 contract
25%
since 2024
3
UK Research and Innovation
1 contract
0%
4
LLW Repository Limited t/a Nuclear Waste Services
1 contract
0%

Geography

Distribution of awarded value by buyer region.

✓ From notices
UK · schematic only
South West2 contracts
100%
North West1 contract
0%
Region resolved for 75% of awarded value (by buyer postcode); the remainder lacks a usable address.

Peers

Suppliers with overlapping CPVs & buyers (last 24m). Nuclear Waste Services highlighted.

✓ From notices
SupplierSME?Awarded · 24mContracts
SO
Softcat
Yes£510.7m10
CR
Crayon Limited
Yes£120.0m1
C(
COMPUTACENTER (UK) LIMITED
No£52.1m3
F(
Frequentis (UK) Limited
Yes£30.6m2
AS
Augean South Limited
Yes£23.4m3
NW
Nuclear Waste Services
No——
Compare peers →

Red flags · 0 active

Automated scan of Companies House status, charges and insolvency records.

✓ Verified
No Companies House record linked — automated risk checks unavailable.

Compliance scorecard

Derived from Companies House filings — not a full supplier-assurance check.

↔ Cross-checked
No Companies House record linked — statutory compliance checks unavailable.

Modifications

Variations to awarded contracts logged under Procurement Act 2023 s.74.

✓ From notices
±

No modifications recorded

No published contract variations for this supplier. Modification notices appear here as they are issued under the Procurement Act 2023.

News mentions

UK trade press & nationals, matched to this supplier.

◰

No news mentions found

We haven't matched any recent UK press coverage to this supplier. Mentions appear here automatically as they're published.

Companies House

Registered details, directors and PSC.

✓ Live sync
🏛

No Companies House record linked

A Companies House number is on file but the record has not been synced yet.

Financial

Filed accounts from Companies House.

↔ From Cos House
£

No financial filings on record

Turnover, profit and headcount appear here once audited or micro-entity accounts are filed at Companies House.

Org tree

Group structure and ownership.

↔ From Cos House
—
05608448 · this company

Independent. No parent company or subsidiaries recorded at Companies House for this entity.