Supplier · Large organisation

John Graham Construction Limited

John Graham Construction Limited has won 20 UK public contracts worth £17.1bn since 5 Jan 2021. See its competitors in construction work.

Company NI003503Companies House recordBased in Northern IrelandFirst contract 5 Jan 2021Latest contract 23 Jun 2026

Also published as John Graham Construction Ltd, t/a GRAHAM. These are the same company (NI003503), so their contracts are counted together.

Contracts
20
Published value
£17.1bnwhere stated
Without competition
5%1 contracts
Won by SMEs
31%of 16 with size known
Contracts won per month, last 24 months 19 contracts · busiest month September 2025

Biggest customers

  1. The Hyde Group 4 contracts · £12bn
  2. Department for Education 4 contracts · £41.4m
  3. Herefordshire Council 2 contracts · £3.72m
  4. London Borough of Haringey 1 contract · £3bn
  5. Sheffield City Council 1 contract · £1bn
  6. National Highways Limited 1 contract · £968m
  7. Loughborough University 1 contract · £59.1m
  8. London Borough of Hillingdon 1 contract · £14.5m

What they supply

  1. Construction work 17 contracts · £17.1bn
  2. Recreation, culture & sport 2 contracts · £2.75m
  3. Architecture & engineering 1 contract · £1.49m

Competitors in construction work

Sector overview
  1. Tarmac Trading Limited SME 37 contracts · £90.7m
  2. Holcim UK 37 contracts · £37.6m
  3. Thomas Bow Ltd SME 36 contracts · £8.06m
  4. Lindum Group Limited 32 contracts · £54.8m
  5. Trust Utility Management Ltd SME 31 contracts · £5.4m
  6. JP Developers Ltd SME 31 contracts · £320k

These are the suppliers with the most construction work contracts in the last two years, which is where John Graham Construction Limited wins most of its work. They are not necessarily bidding for the same contracts. See the whole sector.

All contracts won by John Graham Construction Limited

Contracts won by John Graham Construction Limited
Date Contract Buyer Value
23 Jun 2026 Department for the Environment, Food & Rural Affairs £7.67m
23 Jun 2026 Department for the Environment, Food & Rural Affairs £7.67m
12 May 2026 Department for Environment, Food & Rural Affairs £7.78m
30 Apr 2026 Herefordshire Council £1.86m
30 Apr 2026 Herefordshire Council £1.86m
1 Apr 2026 Defra group Commercial £1.49m
17 Mar 2026 Department for Education £1.56m
2 Mar 2026 Department for Education £1.49m
9 Feb 2026 National Highways Limited £968m
21 Jan 2026 Department for Education £1.27m
24 Dec 2025 London Borough of Haringey £3bn
18 Dec 2025 Department for Education £37.1m
12 Dec 2025 Loughborough University £59.1m
6 Nov 2025 Sheffield City Council £1bn
15 Sep 2025 London Borough of Hillingdon £14.5m
15 Sep 2025 The Hyde Group £3bn
15 Sep 2025 The Hyde Group £3bn
15 Sep 2025 The Hyde Group £3bn
15 Sep 2025 The Hyde Group £3bn
5 Jan 2021 North Somerset Council £6.44m

Contracts are matched to this supplier by company name as published in each notice. If a company appears under slightly different names, some of its contracts may be listed separately. How matching works.