United Kingdom · Contracts Finder award notices · Supplier record

Costain Limited

Name: Costain in the Contracts Finder register
Creator: Assay Systems

Line: Development consultancy services (CPV 73220000)Register loaded to August 2026Compiled 12 October 2026

Costain Limited — United Kingdom · Contracts Finder award notices · Supplier record: 60 award notices, all years (Jan 2022 – Jun 2026); 27 since January 2024 (10 buyers); 9th rank in the line (of 112 suppliers · 3.5%); 60 buyers never served (97 notices in the line from them).

Assay record ASY-UK-08GPYLT0BE · Cite as: Assay Systems, “Costain in the Contracts Finder register”, https://assay-systems.com/register/uk/costain/

award notices, all years

Jan 2022 – Jun 2026

since January 2024

10 buyers

9th

rank in the line

of 112 suppliers · 3.5%

buyers never served

97 notices in the line from them

Own record by year

award notices, 2022 onward

20222023202420252026

Who buys from Costain Limited

since January 2024

10buyers

27notices

41%top buyer

National Highways40.7%

11 notices

National Highways Limited18.5%

5 notices

HS27.4%

2 notices

DfTc - Department for Transport7.4%

2 notices

Nuclear Restoration Services Ltd7.4%

2 notices

DESNZ3.7%

1 notice

Swindon Borough Council3.7%

1 notice

Sellafield Ltd3.7%

1 notice

Blackburn with Darwen Borough Council3.7%

1 notice

Port of Dover3.7%

1 notice

8 buyers named Costain Limited before 2024 only.

The line

since January 2024

344award notices

65buyers

112suppliers

58.9%held by top ten

Development consultancy services (CPV 73220000)

131

128

202420252026Jan–Aug

9thof 112 suppliers

12notices name Costain Limited

3.5%share of the line

4.7%of 171 notices from National Highways

5.5%of 73 notices from National Highways Limited

31new suppliers since 2024

Buyers that buy the line and never named Costain Limited

since January 2022

60buyers

97notices since 2024

26buyers took a new supplier

36suppliers came in that way

City of London Corporation

9 notices

Hull City Council

7 notices

Leeds City Council

5 notices

Foreign Commonwealth and Development Office

3 notices

Ministry of Defence

3 notices

The North Yorkshire Council

3 notices

Sandwell Metropolitan Borough Council

3 notices

Attain

2 notices

Cherwell District Council

2 notices

City of Doncaster Council

2 notices

Department for Education

2 notices

FCA

2 notices

LONDON & QUADRANT HOUSING TRUST

2 notices

N H S Shared Business Services

2 notices

NHS England

2 notices

Oxford City Council

2 notices

RUGBY BOROUGH COUNCIL

2 notices

THIRTEEN HOUSING GROUP LIMITED

2 notices

Arts Council England

1 notice

ASTER GROUP LIMITED

1 notice

Babergh and Mid Suffolk District Councils

1 notice

Borough Council of Kings Lynn and West Norfolk

1 notice

Buckinghamshire Council

1 notice

Coventry City Council

1 notice

The Crown Estate

1 notice

DERBY CITY COUNCIL

1 notice

Derbyshire Dales District Council

1 notice

East Suffolk Council

1 notice

Financial Conduct Authority

1 notice

Greater Lincolnshire Combined County Authority

1 notice

HBC _ Asset Management

1 notice

Kent & Essex Constabularies

1 notice

The King's Trust

1 notice

Kirklees Council

1 notice

London Borough Of Barking And Dagenham Careers Service

1 notice

London Borough of Hammersmith & Fulham

1 notice

London Borough of Merton

1 notice

The Mayor and Commonalty and Citizens of the City of London

1 notice

National Audit Office

1 notice

NHS Arden and Greater East Midlands Commissioning Support Unit

1 notice

All 60 buyers

NHS PROPERTY SERVICES LIMITED (1); Norfolk and Suffolk Constabulary (1); Nuclear Restoration Services Limited (Dounreay) (1); Oxfordshire County Council (1); South Yorkshire Mayoral Combined Authority Group (1); Sport England (1); Suffolk Constabulary (1); Sunderland City Council (1); Telford and Wrekin Council (1); UK RESEARCH & INNOVATION (1); UK SHARED BUSINESS SERVICES LIMITED (1); THE UNIVERSITY OF BIRMINGHAM (1); Walsall Council e-Tendering (1); Wealden District Council (1); Welland Procurement (1); West Midlands Combined Authority (1); West Northamptonshire Council (1); West Oxfordshire District Council (1); West Yorkshire Combined Authority (1); Your Housing Group Ltd (1).

Suppliers next to it in the line

since January 2024

Amey OW Limited2 buyers

16 notices

SPaTS Atkins and CH2M Joint Venture2 buyers

13 notices

Costain Limited

12 notices

AtkinsRéalis Jacobs Joint Venture2 buyers

9 notices

All 112 suppliers in the line

The extract

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

Request extract See a sample extract

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.