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supplier · GB-COH00450103

ISG Construction Ltd

EC3N1AG combined from 2 published records

ISG Construction Ltd has won 149 UK public sector awards from 35 buyers since 2015. The typical award is worth £935,916.

as a supplier

149 recorded awards from 35 buyers , between 17 Mar 2015 and 30 Mar 2025.

awards won
149
exclusive
79%
117 sole-winner awards
median award
£935,916
largest
£41.7m

“Exclusive” means this organisation was the only one awarded under that procurement; the rest were shared with other suppliers, typically on a framework.

sells to

common questions about ISG Construction Ltd

How many public sector contracts has ISG Construction Ltd won?

ISG Construction Ltd has won 149 UK public sector contracts from 35 public bodies since 2015.

Which public bodies buy from ISG Construction Ltd?

ISG Construction Ltd has won the most contracts from Ministry of Justice, Department for Education and Manchester City Council.

How large are ISG Construction Ltd's contracts?

The median published value of a contract won by ISG Construction Ltd is £935,916. Framework ceilings are excluded, because they state a spending limit shared across many suppliers rather than a value one supplier received.

Which ISG Construction Ltd contracts are expiring soon?

6 contracts involving ISG Construction Ltd have end dates in the next 12 months, the earliest on 31 Oct 2026.

contracts expiring in the next 12 months

Contract end dates as published on the original notice. An end date is not a commitment to re-tender — a contract may be extended, varied or allowed to lapse — but it is the earliest public signal that work may come back to market.

contracts won

contractbuyervalueawarded
ISG Administrative Rights Ministry of Justice £30,000 30 Mar 2025
HMPPS Coldingley-Improvement Works-BPRN No.640/379/4101 Ministry of Justice £61,253,648 8 Aug 2024
Con_25833 Sheffield Renovation & Essential Maintenance Department for Education £13,873,683 30 Jul 2024
HMP Stoke Heath - Boiler Replacement Programme BPRN: 599/17/3884 [CONSTRUCTOR] Ministry of Justice £11,124,715 30 Jul 2024
HMP Wymott - Installation of Temporary Accommodation - BPRN 615/23/10008 Ministry of Justice £3,335,244 27 Jun 2024
COV - City Centre Cultural Gateway Coventry City Council £43,453,900 28 May 2024
HMP Preston - PIDS & Wall Repairs - BPRN: 587/17/9575 Ministry of Justice £1,924,773 9 May 2024
Altrincham College Extension shared Trafford Council £9,541,161 23 Apr 2024
Harefield Academy Expansion - Main JCT Contract Stage 2 London Borough of Hillingdon £15,421,285 14 Apr 2024
HMP Manchester - Safer Custody Windows BPRN: 572/18/3076 [CONSTRUCTOR] Ministry of Justice £14,711,220 15 Mar 2024
St Michael's Church of England Academy - Main Works (con_25232) Department For Education £12,772,622 15 Mar 2024
Hempland Primary School - Main Works (JCT D&B Contract) (con_25177) Department For Education £9,989,110 12 Mar 2024
Tang Hall Primary Academy - PCSA (con_24452) Department For Education £940,286 15 Feb 2024
HMPPS Durham - Fire Doors Replacement BPRN No.530/17/4071 [Constructor] Ministry of Justice £1,688,438 14 Feb 2024
Tees Valley LA Special - PCSA (con_23075) Department For Education £1,090,963 16 Oct 2023
Inspire Special Free School - PCSA (con_23076) Department For Education £1,662,200 12 Oct 2023
St. Michaels Church of England Academy - PCSA (Early Works Instruction) (con_22450) Department For Education £106,916 5 Sept 2023
TC622 NORTH WEST CONSTRUCTION HUB - MEDIUM VALUE CONSTRUCTION FRAMEWORK (2023 TO 2026) shared Manchester City Council £8,000,000 3 Sept 2023
TC622 NORTH WEST CONSTRUCTION HUB - MEDIUM VALUE CONSTRUCTION FRAMEWORK (2023 TO 2026) shared Manchester City Council £250,000,000 3 Sept 2023
HMPPS Huntercombe-Rapid Deployment Cells (RDC)-BPRN No.556/21/7239 Ministry of Justice £6,447,072 23 Aug 2023
CATEGORY D EXPANSION PHASE 2 Ministry of Justice £6,642,091 16 Aug 2023
P911 - Moseley Road Baths Refurbishment Works - CWM Lot 2 - Capital Works Birmingham City Council · 7 Aug 2023
DWP Fit Out, Refurbishment, Minor Works, Capex Projects and Life Cycle Works Taxi Rank 2023 shared Department for Work and Pensions £1,585,000,000 20 Jul 2023
Coseley Technology Primary School - Early Works Instruction (con_22241) Department For Education £697,375 20 Jul 2023
Dosthill Primary School - JCT intermediate Building Contract (con_21979) Department For Education £3,263,058 10 Jul 2023

every contract won by ISG Construction Ltd →

as published

This page combines 2 separate records from the source data. Every one is listed below exactly as the publisher filed it, so you can check the grouping yourself.

name as publishedidentifierpostcoderecords
ISG CONSTRUCTION LIMITED GB-COH 00450103 · 76
ISG Construction Ltd · EC3N 1AG 73

why these were combined

Matching uses organisation identifiers where publishers provide them, falling back to name and address. Records are never combined on address alone, because one shared-service postcode carries 244 different organisations. how this works

where these figures come from

Every figure on this page is derived from notices published by Contracts Finder, Find a Tender, Public Contracts Scotland and Sell2Wales, under the Open Government Licence v3.0. The corpus runs from 17 Dec 2014 to 13 Sept 2026 and is refreshed from the publishers' own APIs through the working day.

Records are combined into one organisation on identifiers where publishers provide them — a Companies House number, a GB-PPON supplier id — and on exact normalised name and address where they do not. Never on address alone: one shared-service postcode carries 244 unrelated organisations. The 2 published records behind this page are listed above exactly as filed, so any merge can be checked.

Counts are of contracting processes, not published notices: a tender and its award notice are one contract, and are counted once. Values are medians, never totals, and exclude framework ceilings — a ceiling states a spending limit shared across every supplier on the framework, so adding them together produces a number no one ever spent. sources and coverage · how matching works

Contains public sector information licensed under the Open Government Licence v3.0.