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TENDERWalsall Council · W5165 Supply & Installation of Stage Lighting·£300k·West Midlands
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CL

UK PUBLIC-SECTOR SUPPLIER

Companies House 00610201 · United Kingdom

Costain Limited

Costain 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: 2015-05-26 to 2026-10-17Updated 2026-10-17

107

Contracts won

39

Public buyers

9

Categories

2015

Active since

According to ENKII, Costain Limited has won 107 UK public-sector contracts from 39 public buyers across 9 procurement categories between 2015-05-26 and 2026-10-17, most recently working with Sellafield Limited.

Public-sector buyers

Who Costain Limited supplies

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

BuyerContracts won
Sellafield Limited1
HS22
National Highways18
Highways England19
Lancashire County Council2
HIGHWAYS ENGLAND COMPANY LIMITED5
Nuclear Restoration Services Ltd3
National Highways2
National Highways Limited10
Lancashire County Council1

What they supply

Costain 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
40 contracts won

Architectural, construction, engineering and inspection services

71
27 contracts won

Construction work

45
27 contracts won

IT services: consulting, software development, Internet and support

72
5 contracts won

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

79
4 contracts won

Financial and insurance services

66
1 contract won

Supporting and auxiliary transport services; travel agencies services

63
1 contract won

Administration, defence and social security services

75
1 contract won

Electrical machinery, apparatus, equipment and consumables; lighting

31
1 contract won

Recent contracts

Latest contracts won by Costain Limited

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

South Kensington Station Capacity Upgrade Design and Build

Framework / DPS

London Underground Limited · 2026-09-16

Framework value not attributable

THRE0081 - Border Control Post (BCP) and Control Point (CP) Infrastructure Technical and Commercial Advisory Services (On behalf of DEFRA)

DfTc - Department for Transport · 2026-06-18

£467K

West Winch Housing Access Road

Norfolk County Council · 2026-05-21

£53.9M

S30100 EV Charge Point Strategy and Delivery Plan

National Highways Limited · 2026-05-12

£212K

Strategic Transport Support Services

Blackburn with Darwen Borough Council · 2026-04-28

£150K

Infrastructure Improvement Framework

Framework / DPS

Transport for London · 2026-04-21

Framework value not attributable

S30074 Floating Bus Stops - Research, Testing and Trials

National Highways Limited · 2026-04-20

£304K

Highways Services Strategic Delivery Partner (SDP4)

City of Bradford Metropolitan District Council · 2026-04-14

£2.1M

S30077 Road Safety Analysis and Reporting (STATS19)

National Highways Limited · 2026-04-01

£955K

S30079 NH Development Centre Supervision

National Highways Limited · 2026-03-16

£200K

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Activity over time

Costain Limited's public-sector activity by year

Contracts won per year, by published award date.

YearContracts won
20152
20164
20171
20183
20192
20207
202117
202215
202315
202410
202517
202614

Frequently asked

Common questions about Costain Limited

How many public-sector contracts has Costain Limited won?

Costain Limited has won 107 contracts from 39 UK public-sector buyers between 2015-05-26 and 2026-10-17, across 9 procurement categories.

Which public bodies does Costain Limited supply?

Costain Limited's largest public-sector buyers by award value are Sellafield Limited, HS2, National Highways. It has worked with 39 public buyers in total.

What does Costain Limited supply to the public sector?

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

Is Costain Limited a competitor for contracts my business wants?

If you bid for similar work, Costain 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 2026-10-17

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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