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UK PUBLIC-SECTOR SUPPLIER

Companies House 03716623 · United Kingdom

Quintessa Limited

Quintessa Limited is a supplier to UK public-sector buyers. This profile aggregates its public-record contract wins — who it sells to, what it supplies, latest awards and activity over time.

Data period: 2014-12-12 to 2026-11-08Updated 2026-11-08

44

Contracts won

14

Public buyers

4

Categories

2014

Active since

According to ENKII, Quintessa Limited has won 44 UK public-sector contracts from 14 public buyers across 4 procurement categories between 2014-12-12 and 2026-11-08, most recently working with Nuclear Waste Services.

Public-sector buyers

Who Quintessa Limited supplies

The UK public bodies Quintessa Limited has won the most contracts from.

BuyerContracts won
Nuclear Waste Services11
RADIOACTIVE WASTE MANAGEMENT LIMITED14
Nuclear Waste Services Limited1
Nuclear Waste Services Ltd1
CTM Portal for the NDA Shared Services Alliance4
Dounreay a division of Magnox Limited3
Department for Work and Pensions1
The Food Standards Agency2
Radioactive Waste Management Ltd1
Nuclear Restoration Services Limited (Dounreay)1

What they supply

Quintessa Limited's public-sector categories

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

Research and development services and related consultancy services

73
23 contracts won

Sewage, refuse, cleaning and environmental services

90
15 contracts won

Architectural, construction, engineering and inspection services

71
5 contracts won

Education and training services

80
1 contract won

Recent contracts

Latest contracts won by Quintessa Limited

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

TO393 Non-Human Biota Phase 2

Nuclear Waste Services · 2025-06-12

£93K

TO394 Long Term performance of gas vent

Nuclear Waste Services · 2025-05-07

£25K

LINC Opportunity 26 - Shaft Monitoring Options Study

Nuclear Restoration Services Limited (Dounreay) · 2025-03-13

£129K

ESC-L2-TO359 Period of Authorisation Phase 2 Assessment

Nuclear Waste Services · 2024-10-30

£152K

TO355 - Evaluation of Uncertainty Solubility & Sorption. ESC Framework Lot 2

NWS · 2024-07-17

£57K

DECOVALEX Project - D2027+

Nuclear Waste Services Ltd · 2024-07-14

£575K

Biosphere Desk Based Work

Nuclear Waste Services · 2024-05-16

£960K

DECOVALEX Project - D2027+

Nuclear Waste Services Limited · 2024-03-31

£575K

Biosphere Training

Nuclear Waste Services · 2024-01-25

£29K

ESC-L2-TO314A Combined EPA (DMF & Silos)

Nuclear Waste Services · 2024-01-19

£32K

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Activity over time

Quintessa Limited's public-sector activity by year

Contracts won per year, by published award date.

YearContracts won
20141
20164
20177
20181
20191
20201
20215
20222
202311
20248
20253

Frequently asked

Common questions about Quintessa Limited

How many public-sector contracts has Quintessa Limited won?

Quintessa Limited has won 44 contracts from 14 UK public-sector buyers between 2014-12-12 and 2026-11-08, across 4 procurement categories.

Which public bodies does Quintessa Limited supply?

Quintessa Limited's largest public-sector buyers by award value are Nuclear Waste Services, RADIOACTIVE WASTE MANAGEMENT LIMITED, Nuclear Waste Services Limited. It has worked with 14 public buyers in total.

What does Quintessa Limited supply to the public sector?

Quintessa Limited's public-sector work is concentrated in research and development services and related consultancy services, sewage, refuse, cleaning and environmental services, architectural, construction, engineering and inspection services. See the full CPV category breakdown below.

Is Quintessa Limited a competitor for contracts my business wants?

If you bid for similar work, Quintessa Limited may be an incumbent you're competing against. ENKII scores your business against live tenders, shows the incumbents on each one, and identifies the certifications you need to compete. 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 award data published by the UK Government under the Open Government Licence v3.0. ENKII fetches, deduplicates, and resolves supplier identities (this profile is matched at high confidence); 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

This profile reproduces public-record award data published by UK government buyers; ENKII aggregates but does not alter the underlying facts. Source records remain subject to Open Government Licence v3.0 attribution. ENKII doesn't warrant accuracy beyond the source portals' own publication.

Spotted an error, or want this profile corrected or removed? Contact hello@enkii.io and we'll review it promptly.

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