Companies House · 03716623

QUINTESSA LIMITED

UK registered company, private limited company, incorporated 22 Feb 1999.

Active
46
Public contracts
4
Spend payments
£96.6k
Total spend

QUINTESSA LIMITED is a UK company registered at Companies House under number 03716623. This page links its registry record to its activity in UK public procurement — the contracts it has been awarded and the transparency-spend payments recorded against it.

Companies House record

Company number
03716623
Status
Active
Company type
Private Limited Company
Incorporated
22 Feb 1999
Country of origin
United Kingdom
Registered office
THE HUB, HENLEY-ON-THAMES, OXFORDSHIRE, RG9 1AY, ENGLAND
Nature of business (SIC)
62012 - Business and domestic software development; 71122 - Engineering related scientific and technical consulting activities
Accounts category
TOTAL EXEMPTION FULL
View source on data.gov.uk

Public sector contracts

Contract awards linked to QUINTESSA LIMITED.

ProcurementBuyerAwardedValue
RWM543 - Reference GroundwatersRadioactive Waste Management Ltd
ServicesNuclear Waste Services Limited
TO393 Non-Human Biota Phase 2Nuclear Waste Services12 Jun 2025£93.2k
TO394 Long Term performance of gas ventNuclear Waste Services7 May 2025£24.7k
ESC-L2-TO391A, B & C: Level 2 Report SupportNuclear Waste Services30 Apr 2025£330k
LINC Opportunity 26 - Shaft Monitoring Options StudyNuclear Restoration Services Limited (Dounreay)13 Mar 2025£128.6k
ESC-L2-TO359 Period of Authorisation Phase 2 AssessmentNuclear Waste Services30 Oct 2024£152.2k
TO355 - Evaluation of Uncertainty Solubility & Sorption. ESC Framework Lot 2NWS17 Jul 2024£57.4k
DECOVALEX Project - D2027+Nuclear Waste Services Ltd14 Jul 2024£574.6k
Biosphere Desk Based WorkNuclear Waste Services16 May 2024£960k
Biosphere TrainingNuclear Waste Services25 Jan 2024£29.4k
ESC-L2-TO314A Combined EPA (DMF & Silos)Nuclear Waste Services19 Jan 2024£32k
ESC-L2-TO333 PoA AssessmentNuclear Waste Services17 Jan 2024£165.2k
ESC-L2-TO341 Non-Human BiotaNuclear Waste Services8 Nov 2023£130.7k
ESC-L2-TO332 Coastal Erosion AssessmentNuclear Waste Services3 Nov 2023£188.1k
ESC-L2-TO331 C-14 and Rad AssessmentNuclear Waste Services19 Oct 2023£161.8k
ESC-L2-TO336 Understanding of the Vault 8 and 9 Base Slabs under Loading.Nuclear Waste Services10 Oct 2023£57.5k
Shaft Post-Grouting and Pre-Retrieval Hydrogeologic Conceptual Model ProposalDounreay, a division of Magnox Limited31 Aug 2023£99.6k
Shaft Post-Grouting and Pre-Retrieval Hydrogeologic Conceptual Model ProposalDounreay, a division of Magnox Limited31 Aug 2023£99.6k
Shaft Post-Grouting and Pre-Retrieval Hydrogeologic Conceptual Model ProposalDounreay, a division of Magnox Limited31 Aug 2023£99.6k
FS430769 Terrestrial modelling for radiological risk assessments (PRISM) and renewal of AMBER software licenceThe Food Standards Agency30 Mar 2023£104k
Peer Review for Winfrith GRR workMagnox Ltd3 Feb 2023£35.2k
WP314 EPA WorkLLWR t/a NWS24 Jan 2023£90.9k
WP320 Climate ProjectionsLLWR t/a NWS24 Jan 2023£28.2k
ESC-L2-TO309 Silo Gas Management and Closure EngineeringCTM Portal for the NDA Shared Services Alliance3 Jul 2022£69k
Coastal Erosion Phase 2CTM Portal for the NDA Shared Services Alliance10 Jan 2022£58.9k
GB-Swindon: UKRI-1557 CAE Permafrost ProjectUK Research & Innovation7 Jul 2021£32.1k
FS430769 Terrestrial modelling for radiological risk assessments (PRISM) and AMBER software licenceThe Food Standards Agency12 Apr 2021£55.9k
RWM350 Biosphere Tasks - OSEA OSCCTM Portal for the NDA Shared Services Alliance10 Mar 2021£119.9k
UKCS Carbon Capture Risk Register and Global Lessons LearnedOIL AND GAS AUTHORITY10 Feb 2021£74.8k
Coupled Processes ProjectRADIOACTIVE WASTE MANAGEMENT LIMITED20 Jan 2020£684.8k
Modelling of Non-Radiological Pollutants in a GDFRADIOACTIVE WASTE MANAGEMENT LIMITED26 Mar 2019£60.4k
Scoping study for a Dry-run of a site descriptive modelRADIOACTIVE WASTE MANAGEMENT LIMITED21 Jan 2018£60.1k
Technical Support for non radiological pollutants, deliver updated implementation Plan and forward programmeRADIOACTIVE WASTE MANAGEMENT LIMITED28 Nov 2017£105.5k
Development of a software tool to describe the degradation of container coreRADIOACTIVE WASTE MANAGEMENT LIMITED29 Jul 2017£88.2k
Delivery of Final Report on the development of a total system model for non-radioligical polutantsRADIOACTIVE WASTE MANAGEMENT LIMITED12 Jun 2017£75.4k
Revision of reportRADIOACTIVE WASTE MANAGEMENT LIMITED6 Jun 2017£30.2k
Production of an academic paper relating to UK involvement in the LCS International projectRADIOACTIVE WASTE MANAGEMENT LIMITED22 May 2017£13.4k
Criticality, Corrosion support and competency developmentRADIOACTIVE WASTE MANAGEMENT LIMITED2 May 2017£52k
Environmental Safety CaseLLW Repository Ltd7 Feb 2017£7.5m
Review of the physico-chemical properties of metallic, carbide and non-conventional oxide fuelsRADIOACTIVE WASTE MANAGEMENT LIMITED10 Jan 2017£50.3k
Managing Voidage in a GDFRADIOACTIVE WASTE MANAGEMENT LIMITED6 Jul 2016£88.9k
Training of Research Manager for Waste Package Accident PerformanceRADIOACTIVE WASTE MANAGEMENT LIMITED13 Apr 2016£26.5k
Coupled Processes Project - Participation in Decovalex D-2019 tasksRADIOACTIVE WASTE MANAGEMENT LIMITED17 Mar 2016£340k
Implications of Voidage for Post-Closure Safety of a GDF peer reviewRADIOACTIVE WASTE MANAGEMENT LIMITED24 Feb 2016£16.9k
Provision of embedded technical support on radioactive waste, spent fuel and decommissioning to support new build licencingDEPARTMENT FOR WORK AND PENSIONS12 Dec 2014£270k

Supplier identities

How this company appears as a supplier across the data.

Recent transparency payments

4 payments recorded, totalling £96,617.

PayerDescriptionDateAmount
food-standards-agencyORIGINAL RESEARCH4 Feb 2024£25.5k
department-for-environment-food-and-rural-affairsINC - RECEIPT OF FEES AND CHARGES - NUCLEAR NEW BUILD SITE-SPECIFIC NRG19 Jun 2018£21.4k
food-standards-agencyEXP - PURCHASE OF GOODS/SERVICES - OTHER - PROGRAMME EXPENDITURE21 Jun 2017£22.8k
department-for-environment-food-and-rural-affairsEXP - PURCHASE OF GOODS/SERVICES - CONSULTANCY - ADVISORY2 Feb 2016£26.9k

FAQs about QUINTESSA LIMITED

Is QUINTESSA LIMITED an active company?

QUINTESSA LIMITED (company number 03716623) is recorded as "Active", incorporated on 22 Feb 1999.

What does QUINTESSA LIMITED do?

Its Companies House nature-of-business (SIC) is: 62012 - Business and domestic software development; 71122 - Engineering related scientific and technical consulting activities.

Has QUINTESSA LIMITED won UK public-sector contracts?

Yes — 46 public-sector contract awards are linked to this company in our data.

How much public money has QUINTESSA LIMITED received?

4 transparency-spend payments totalling £96,617 are recorded against QUINTESSA LIMITED.

Where is QUINTESSA LIMITED based?

Its registered office is THE HUB, HENLEY-ON-THAMES, OXFORDSHIRE, RG9 1AY, ENGLAND.

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