Supplier · public contract awards
Costain Limited public contracts.
Costain Limited has won 140 public contracts between 2006 and 2026 from 60 public buyers in United Kingdom. Its most frequent buyer is National Highways (15 awards). Outside TED, published values total £1.58 billion across 60 awards. 60 awards were published on TED; the median contract size is about £47 million (14 contracts with a value) and about €30 million (11 contracts with a value).
140Contracts won
60Public buyers
1Country
Sep 2026Latest award
Latest contracts won
South Kensington Station Capacity Upgrade Design and BuildAwarded by London Underground Limited · United Kingdom · £85 million
17 Sep 2026Awarded
THRE0081 - Border Control Post (BCP) and Control Point (CP) Infrastructure Technical and Commercial Advisory Services (On behalf of DEFRA)Awarded by DfTc - Department for Transport · United Kingdom · £467,097
19 Jun 2026Awarded
S30100 EV Charge Point Strategy and Delivery PlanAwarded by National Highways Limited · United Kingdom · £211,817
13 May 2026Awarded
Strategic Transport Support ServicesAwarded by Blackburn With Darwen Borough Council · United Kingdom · £150,000
29 Apr 2026Awarded
Infrastructure Improvement FrameworkAwarded by Transport for London · United Kingdom · £700 million
22 Apr 2026Awarded
S30074 Floating Bus Stops - Research, Testing and TrialsAwarded by National Highways Limited · United Kingdom · £304,387
21 Apr 2026Awarded
S30077 Road Safety Analysis and Reporting (STATS19)Awarded by National Highways Limited · United Kingdom · £955,000
2 Apr 2026Awarded
SGHWR - D60 Crane - Scope DevelopmentAwarded by Nuclear Restoration Services Ltd · United Kingdom · £49,665
9 Feb 2026Awarded
100760 Landulph Tertiary ConnectionAwarded by National Grid Electricity Transmission PLC · United Kingdom
29 Jan 2026Awarded
S30051 HPEVCP Strategy feasibility - Co-located sitesAwarded by National Highways Limited · United Kingdom · £74,637
22 Dec 2025Awarded
Contracts won by year
Contracts won by year
from the published records20153
20165
20171
20182
20192
20205
20218
20229
202311
20245
202510
20269
Published value, by currency (feeds other than TED)
GBP · 60 valued
£1.58 billion
Typical contract size on TED
GBP · median of 14 contracts
£47 million
EUR · median of 11 contracts
€30 million
From published award records. Suppliers are matched by legal name; a company with a different legal name in another country (a national subsidiary, for example) has its own page. Each currency is shown on its own and never converted. TED values are often framework ceilings, so TED awards show a median contract size, never a total.
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