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Overall, the top 10 construction companies in Northern Ireland won £706 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.

The top 10 construction companies in Northern Ireland

United Kingdom

Position Contractor Number of Projects Value of Projects (£m) Projects
1 Graham Construction 11 121 See all projects
2 Felix O'Hare & Co 2 72 See all projects
3 Braidwater Group 1 71 See all projects
4 Heron Bros 2 50 See all projects
5 Ganson 3 49 See all projects
6 PK Murphy Construction 3 41 See all projects
7 Lowry Building & Civil Engineering 3 39 See all projects
8 Active Maintenance Solutions 2 34 See all projects
9 Keenans 2 34 See all projects
10 Hetherington Painting & Building Contractors 2 33 See all projects

Source: Glenigan

To see the top 10 contractors for each region of the UK, together with the top 50 contractors and clients, and the top 20 architects, engineers, and surveyors, nationally, please download the full Glenigan League Tables here.