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Public-sector buyer · United Kingdom

Nuclear Waste Services

Nuclear Waste Services is a UK public-sector contracting authority. This profile aggregates its public-record procurement — top suppliers, categories, recent awards, open tenders and expiring contracts.

Data period: 2023-11-08 to 2026-11-08Updated 2026-11-08

£198.4M

Total spend

95

Contract awards

41

Unique suppliers

£2.2M

Avg contract

According to ENKII, Nuclear Waste Services has awarded 95 contracts worth £198.4M to 41 suppliers between 2023-11-08 and 2026-11-08, at an average contract value of £2.2M, with the top five suppliers holding 80% of contract value.

Top suppliers

Top suppliers to Nuclear Waste Services

Top-five suppliers hold 80% of contract value — a concentrated market.

SupplierAwardsTotal value
John Graham Construction Ltd, Trading as GRAHAM1£67.0M
Burges Salmon LLP1£44.0M
Augean South Limited3£28.3M
Cyclife UK5£15.4M
Yonder Consulting Limited1£5.0M
One Two Agency Ltd1£4.5M
Tradebe Inutec3£3.9M
Prima Uno Limited1£3.5M
Jacobs U.K. Limited11£2.9M
Veolia ES (UK) Limited1£2.9M
Perfect Circle JV Limited2£2.6M
AMENTUM CLEAN ENERGY LIMITED8£2.5M
D Furnell Plant Services Ltd8£1.9M
Wardell Armstrong LLP1£1.7M
NSG Environmental Ltd6£1.7M
Quintessa Limited8£1.6M
Definition Group Ltd1£1.0M
RPS Energy Ltd3£964K
Industrial Technology Systems Limited1£950K
Atkins Limited1£900K

Procurement categories

What Nuclear Waste Services buys

Common Procurement Vocabulary (CPV) breakdown of contracts awarded over the reporting period.

Sewage, refuse, cleaning and environmental services

90
40 awards£57.2M

Architectural, construction, engineering and inspection services

71
14 awards£5.6M

Business services: law, marketing, consulting, recruitment, printing and security

79
10 awards£56.3M

Transport services (excl. Waste transport)

60
9 awards£2.6M

IT services: consulting, software development, Internet and support

72
5 awards£2.6M

Research and development services and related consultancy services

73
4 awards£5.3M

Other community, social and personal services

98
4 awards£664K

Repair and maintenance services

50
3 awards£561K

Construction work

45
2 awards£67.0M

Radio, television, communication, telecommunication and related equipment

32
1 award£171K

Furniture (incl. office furniture), furnishings, domestic appliances (excl. lighting) and cleaning products

39
1 award£55K

Education and training services

80
1 award£29K

Health and social work services

85
1 award£300K

Recent contracts

Latest Nuclear Waste Services contracts awarded

The most recently published award notices on Find a Tender and Contracts Finder.

AWE - Redundant Source Disposal

Cyclife UK · 2026-10-13

£349K

AWE Tanks

Cyclife UK · 2026-09-14

£2.6M

Health Screening Services (2026)

UK Screening Solutions Limited · 2026-09-01

£300K

Sellafield Calder Primary Circuit

Augean South Limited · 2026-07-30

£1.8M

Pre-Concept Environmental Safety Case Support

Galson Sciences Limited. · 2026-06-18

£50K

Teutates Technical Study

Cyclife UK · 2026-06-14

£166K

CSSF-001 - Support to international post closure criticality safety projects.

AMENTUM CLEAN ENERGY LIMITED · 2026-06-02

£20K

AWE-Mercury, Acids and Dump Driers

Tradebe Inutec · 2026-05-31

£500K

CSSF-002 - GDF Criticality Safety Methodology and Assessments

AMENTUM CLEAN ENERGY LIMITED · 2026-05-19

£40K

Technical Expert Consultancy Services

Cyclife UK · 2026-04-30

£206K

WANT TO WIN WORK FROM NUCLEAR WASTE SERVICES?

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What Nuclear Waste Services has coming up

Sign in free to see the detail: titles, timings, values, and what to prepare.

Most of it is in environmental services, architecture & engineering and R&D.

18

contracts ending in 12 months

Likely to be re-tendered: see which, and who holds them

3

frameworks running

Routes to sell here without a full tender

1

tender pack read

What it asks bidders for: insurance, certificates, scoring

See them in enkii — free

Market analysis

Bidding into Nuclear Waste Services — what to expect

Supplier concentration and timing patterns that shape SME bid strategy.

50%

Awards to SMEs

80%

Top-5 supplier share

84%

Framework call-offs

—

Awards to social enterprises

Around 50% of Nuclear Waste Services’s classified awards go to small and medium-sized enterprises. Around 84%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 Nuclear Waste Services

How much does Nuclear Waste Services spend on procurement?

Nuclear Waste Services awarded 95 contracts totalling £198.4M between 2023-11-08 and 2026-11-08, working with 41 unique suppliers. Average contract value is £2.2M.

Who are Nuclear Waste Services's top suppliers?

The largest suppliers to Nuclear Waste Services by total award value are John Graham Construction Ltd, Trading as GRAHAM, Burges Salmon LLP, Augean South Limited. The top five suppliers together hold 80% of contract value.

What does Nuclear Waste Services buy from suppliers?

Nuclear Waste Services's procurement is concentrated in sewage, refuse, cleaning and environmental services, architectural, construction, engineering and inspection services, business services: law, marketing, consulting, recruitment, printing and security, alongside specialist categories. See the full CPV breakdown below.

How can my business bid for Nuclear Waste Services contracts?

Nuclear Waste Services 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

Sources & methodology

How this profile is compiled

Analysed by ENKII · Updated 2026-11-08

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
Full methodology — calculations, refresh cadence & caveats

Source records remain subject to Open Government Licence v3.0 attribution. ENKII doesn't warrant accuracy beyond the source portals' own publication.

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