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Overall, the top 10 construction companies in Northern Ireland won £675 million-worth of work in the last 12 months according to Glenigan data.

The top 10 construction companies in the Northern Ireland league table ranks the top 10 best performing contractors by the total value of projects won over the past 12 months and identifies the number of projects each contractor was awarded.

The table reflects activity in Co Antrim, Co Armagh, Co Down, Co Fermanagh, Co Londonderry, and Co Tyrone.

This league table, together with our other regional league tables, are regularly updated, so check back again to see which construction companies in Northern Ireland are winning the most work.

Position Contractor Number of projects Value of projects (£m)
Live Projects
Keenans 4 97 See all projects
Graham Construction 6 93 See all projects
Heron Bros Ltd 5 74 See all projects
TSL Projects 2 68 See all projects
Lowry Building & Civil Engineering 4 61 See all projects
Henry Group 2 60 See all projects
Breedon Group plc 4 58 See all projects
DB Building Contracts Limited 4 55 See all projects
Pk Murphy Construction Ltd 2 55 See all projects
Peter O Hare Limited 2 55 See all projects
No Companies Found
Source: Glenigan | Last modified February 2024

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