Supplier · public contract awards
ISG Construction Ltd public contracts.
ISG Construction Ltd has won 157 public contracts between 2012 and 2025 from 47 public buyers in United Kingdom. Its most frequent buyer is Ministry of Justice (60 awards). Outside TED, published values total £744 million across 115 awards. 29 awards were published on TED; the median contract size is about £17 million (9 contracts with a value) and about €28 million (1 contract with a value).
157Contracts won
47Public buyers
1Country
Mar 2025Latest award
Latest contracts won
ISG Administrative RightsAwarded by Ministry of Justice · United Kingdom · £30,000
31 Mar 2025Awarded
HMPPS Coldingley-Improvement Works-BPRN No.640/379/4101Awarded by Ministry of Justice · United Kingdom · £61.25 million
9 Aug 2024Awarded
HMP Stoke Heath - Boiler Replacement Programme BPRN: 599/17/3884 [CONSTRUCTOR]Awarded by Ministry of Justice · United Kingdom · £11.12 million
31 Jul 2024Awarded
Con_25833 Sheffield Renovation & Essential MaintenanceAwarded by Department for Education · United Kingdom · £13.87 million
31 Jul 2024Awarded
HMP Wymott - Installation of Temporary Accommodation - BPRN 615/23/10008Awarded by Ministry of Justice · United Kingdom · £3.34 million
28 Jun 2024Awarded
COV - City Centre Cultural GatewayAwarded by Coventry City Council · United Kingdom · £43.45 million
29 May 2024Awarded
HMP Preston - PIDS & Wall Repairs - BPRN: 587/17/9575Awarded by Ministry of Justice · United Kingdom · £1.92 million
10 May 2024Awarded
Altrincham College ExtensionAwarded by Trafford Council · United Kingdom · £9.54 million
24 Apr 2024Awarded
Harefield Academy Expansion - Main JCT Contract Stage 2Awarded by London Borough of Hillingdon · United Kingdom · £15.42 million
15 Apr 2024Awarded
St Michael's Church of England Academy - Main Works (con_25232)Awarded by Department For Education · United Kingdom · £12.77 million
15 Mar 2024Awarded
Contracts won by year
Contracts won by year
from the published records20141
20154
20164
20177
20188
20199
202016
202118
202220
202322
202413
20251
Published value, by currency (feeds other than TED)
GBP · 115 valued
£744 million
Typical contract size on TED
GBP · median of 9 contracts
£17 million
EUR · median of 1 contract
€28 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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