United Kingdom · Contracts Finder award notices · Supplier record

Quintessa Limited

Line: Environmental engineering consultancy services (CPV 71313000)Register loaded to August 2026Compiled 12 October 2026

Quintessa Limited — United Kingdom · Contracts Finder award notices · Supplier record: 22 award notices, all years (Jan 2022 – Jun 2025); 11 since January 2024 (4 buyers); 14th rank in the line (of 88 suppliers · 0.9%); 78 buyers never served (105 notices in the line from them).

Assay record ASY-UK-09LTC7M19D · Cite as: Assay Systems, “Quintessa Limited in the Contracts Finder register”, https://assay-systems.com/register/uk/quintessa-limited/

22
award notices, all years
Jan 2022 – Jun 2025
11
since January 2024
4 buyers
14th
rank in the line
of 88 suppliers · 0.9%
78
buyers never served
105 notices in the line from them

Own record by year

award notices, 2022 onward
2
9
7
4
20222023202420252026

Who buys from Quintessa Limited

since January 2024
4buyers
11notices
73%top buyer
Nuclear Waste Services72.7%
8 notices
Nuclear Waste Services Ltd9.1%
1 notice
NWS9.1%
1 notice
Nuclear Restoration Services Limited (Dounreay)9.1%
1 notice

5 buyers named Quintessa Limited before 2024 only.

The line

since January 2024
108award notices
80buyers
88suppliers
32.5%held by top ten

Environmental engineering consultancy services (CPV 71313000)

55
36
17
202420252026Jan–Aug
14thof 88 suppliers
1notices name Quintessa Limited
0.9%share of the line
50.0%of 2 notices from Nuclear Waste Services
20new suppliers since 2024

Buyers that buy the line and never named Quintessa Limited

since January 2022
78buyers
105notices since 2024
40buyers took a new supplier
49suppliers came in that way
Environment Agency
9 notices
Hampshire County Council
4 notices
O F W A T
4 notices
BIRMINGHAM CITY COUNCIL
2 notices
City of Doncaster Council
2 notices
Department for Environment, Food & Rural Affairs
2 notices
DEPARTMENTAL NUCLEAR COMPANY LIMITED
2 notices
Glass Futures
2 notices
Hull City Council
2 notices
MINING REMEDIATION AUTHORITY
2 notices
Nottinghamshire County Council
2 notices
Offshore Renewable Energy Catapult
2 notices
Plymouth City Council
2 notices
UK SHARED BUSINESS SERVICES LIMITED
2 notices
West Northamptonshire Council
2 notices
Wolverhampton City Council
2 notices
BANK OF ENGLAND
1 notice
Border to Coast Pensions Partnership Limited
1 notice
Bradford Teaching Hospitals NHS Foundation Trust
1 notice
Britten Pears Arts
1 notice
Broxtowe Borough Council
1 notice
Canterbury City Council
1 notice
capitalEsourcing
1 notice
Central Bedfordshire Council
1 notice
THE CHESTERFIELD CANAL TRUST LIMITED
1 notice
Crown Commercial Service
1 notice
The Crown Estate
1 notice
Department for Education
1 notice
Department for International Trade
1 notice
DESNZ
1 notice
DfTc - Department for Transport
1 notice
GATESHEAD COUNCIL
1 notice
Great British Energy
1 notice
Greater Lincolnshire Combined County Authority
1 notice
Guildford Borough Council
1 notice
Hertfordshire & West Essex ICS NHS Procurement
1 notice
Homes England (the name adopted by the Homes and Communities Agency)
1 notice
HS2
1 notice
Intellectual Property Office
1 notice
Kent and Medway Mental Health NHS Trust
1 notice
All 78 buyers

Lancashire County Council (1); Leicestershire County Council (1); Lichfield District Council (1); Liverpool City Council (1); London Borough of Enfield (1); London Borough of Hillingdon (1); London Fire Commission (1); Lower Medway Internal Drainage Board (1); MCA - Maritime and Coastguard Agency (1); Newry, Mourne and Down District Council (NMD) (1); NORTH KENT MARSHES WATER LEVEL MANAGEMENT BOARD (1); North Somerset Council (1); North West Anglia NHS Foundation Trust (1); Northern Lighthouse Board (1); Nuclear Restoration Services (1); Nuneaton & Bedworth Borough Council (1); Ofgem (1); Oxford City Council (1); Oxfordshire County Council (1); Rochford District Council (1); Sandwell Metropolitan Borough Council (1); Somerset Council (1); South Downs National Park Authority (1); South Gloucestershire Council (1); South Tees Development Corporation (1); Staffordshire County Council (1); Student Loans Company (1); Suffolk Coastal District Council and Waveney District Council (1); Surrey County Council (1); Teignbridge District Council (1); University Of Bedfordshire (1); UNIVERSITY OF SHEFFIELD (1); UNIVERSITY OF SOUTHAMPTON (1); Walsall Metro Borough Council (1); West Hertfordshire Teaching Hospitals NHS Trust (1); Western Gateway (1); Westminster City Council (1); York and North Yorkshire Combined Authority acting on behalf of itself and the Chief Constable of North Yorkshire Police (1).

Suppliers next to it in the line

since January 2024
RSK1 buyer
1 notice
Possum Ltd1 buyer
1 notice
AMENTUM CLEAN ENERGY LIMITED1 buyer
1 notice
Quintessa Limited
1 notice

All 88 suppliers in the line

The extract

Every buyer, every supplier, award date, notice number and value where one is disclosed, behind the figures above.

Source: contract award notices published in Contracts Finder, UK Government, contractsfinder.service.gov.uk, from January 2022 to 31 August 2026, accessed 26 September 2026; contains public sector information licensed under the Open Government Licence v3.0, © Crown copyright.Assay Systems has changed the data.