Top 25 Construction Companies Northern Ireland 2026
Last updated: August 2026
The Top 25 Construction Companies Northern Ireland League Table shows you the top contractors working across the region in an easy-to-use interactive table. All company rankings are sourced directly from our leading Construction Project Leads Platform.
Discover the biggest contractors shaking up the UK industry and view them directly in our platform. Not a client? Request 10 free leads below and we’ll show you the projects behind the top contractors, their industry relationships, contact details, and more.
McAleer & Rushe Group is Top Construction Company in Northern Ireland
According to Barbour ABI’s extensive planning data, the top construction company in Northern Ireland is McAleer & Rushe Group with 1 project valued at £75m.
2nd place – Graham Construction Limited – 1 project valued at £51m
3rd place – Fraser Houses (NI) Limited – 1 project valued at £42m
View other top construction company rankings by region and city
Regional Tables: UK | London | South East | South West | East of England | East Midlands | West Midlands | Northern Ireland | North West | Wales | Yorkshire & the Humber | North East | Scotland
City and County Tables: Aberdeen | Birmingham | Bristol | Cheshire East | Cheshire West & Chester | East Sussex | West Sussex | Essex | Hampshire | Hertfordshire | Leeds | Liverpool | Manchester | Newcastle-Upon Tyne | Norwich | Nottingham | Sheffield | South Yorkshire | West Yorkshire
Top 25 Construction Companies Northern Ireland 2026 League Table
| Position | Company Name | Number of Projects | Total Value | View Projects |
|---|---|---|---|---|
| 1 | McAleer & Rushe Group | 1 | £ 74,500,000 | View projects |
| 2 | Graham Construction Limited | 1 | £ 51,000,000 | View projects |
| 3 | Fraser Houses (NI) Limited | 1 | £ 41,580,000 | View projects |
| 4 | Hagan Homes | 1 | £ 36,740,000 | View projects |
| 5 | DB Building Design | 2 | £ 30,720,000 | View projects |
| 6 | Braidwater Ltd | 2 | £ 27,900,000 | View projects |
| 7 | Felix O'Hare & Co. Ltd | 2 | £ 26,850,000 | View projects |
| 8 | Woodvale Construction | 3 | £ 24,900,000 | View projects |
| 9 | P&K McKaigue Ltd | 3 | £ 20,680,000 | View projects |
| 10 | Simpson Developments Ltd | 1 | £ 17,360,000 | View projects |
| 11 | LS Construction | 1 | £ 14,960,000 | View projects |
| 12 | Henry Brothers Ltd | 1 | £ 13,500,000 | View projects |
| 13 | DB Contracts Ltd. | 1 | £ 12,000,000 | View projects |
| 14 | Neptune Group | 1 | £ 10,230,000 | View projects |
| 15 | Alskea Ltd | 1 | £ 10,230,000 | View projects |
| 16 | Carrickmacstay Developments Ltd | 1 | £ 8,580,000 | View projects |
| 17 | McAlister Builders Limited | 1 | £ 7,920,000 | View projects |
| 18 | Hanmar Site Investigation Services Ltd | 1 | £ 7,480,000 | View projects |
| 19 | Carr Brothers Ltd | 1 | £ 7,440,000 | View projects |
| 20 | Martin & Hamilton Ltd. | 1 | £ 6,600,000 | View projects |
| 21 | RPK Construction Ltd | 1 | £ 6,380,000 | View projects |
| 22 | Arona Developments Ltd | 1 | £ 6,380,000 | View projects |
| 23 | Glasgiven Contracts Ltd. | 1 | £ 6,000,000 | View projects |
| 24 | Cleary Contracting Ltd | 1 | £ 5,800,000 | View projects |
| 25 | The Henry Brothers Ltd | 1 | £ 4,900,000 | View projects |
| Position | Company Name | Number of Projects | Total Value | View Projects |
|---|---|---|---|---|
| 1 | McAleer & Rushe Group | 1 | £ 74,500,000 | View projects |
| 2 | Graham Construction Limited | 1 | £ 51,000,000 | View projects |
| 3 | Fraser Houses (NI) Limited | 1 | £ 41,580,000 | View projects |
| 4 | Hagan Homes | 1 | £ 36,740,000 | View projects |
| 5 | DB Building Design | 2 | £ 30,720,000 | View projects |
| 6 | Braidwater Ltd | 2 | £ 27,900,000 | View projects |
| 7 | Felix O'Hare & Co. Ltd | 2 | £ 26,850,000 | View projects |
| 8 | Woodvale Construction | 3 | £ 24,900,000 | View projects |
| 9 | P&K McKaigue Ltd | 3 | £ 20,680,000 | View projects |
| 10 | Simpson Developments Ltd | 1 | £ 17,360,000 | View projects |
| 11 | LS Construction | 1 | £ 14,960,000 | View projects |
| 12 | Henry Brothers Ltd | 1 | £ 13,500,000 | View projects |
| 13 | DB Contracts Ltd. | 1 | £ 12,000,000 | View projects |
| 14 | Neptune Group | 1 | £ 10,230,000 | View projects |
| 15 | Alskea Ltd | 1 | £ 10,230,000 | View projects |
| 16 | Carrickmacstay Developments Ltd | 1 | £ 8,580,000 | View projects |
| 17 | McAlister Builders Limited | 1 | £ 7,920,000 | View projects |
| 18 | Hanmar Site Investigation Services Ltd | 1 | £ 7,480,000 | View projects |
| 19 | Carr Brothers Ltd | 1 | £ 7,440,000 | View projects |
| 20 | Martin & Hamilton Ltd. | 1 | £ 6,600,000 | View projects |
| 21 | RPK Construction Ltd | 1 | £ 6,380,000 | View projects |
| 22 | Arona Developments Ltd | 1 | £ 6,380,000 | View projects |
| 23 | Glasgiven Contracts Ltd. | 1 | £ 6,000,000 | View projects |
| 24 | Cleary Contracting Ltd | 1 | £ 5,800,000 | View projects |
| 25 | The Henry Brothers Ltd | 1 | £ 4,900,000 | View projects |
How to use this league table
Top construction companies are ranked by value by default, but you have several ways to customise your view:
- Number of results: Use the display toggle to show between 10 and all 100 companies at once.
- Project value: Click the value column to switch between highest and lowest.
- Number of projects: Click the number of projects column to switch between the highest and lowest project count for each company
- Alphabetical sorting: Click the project name, sector, or location columns to sort A–Z or Z–A.
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View more top construction companies in 2026
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Top Construction Projects League Tables
Access the top 100 construction projects happening in the UK. The projects are ranked by total value of projects across a 12-month period and can be filtered by sector, location, start date, value, and links straight to the Barbour ABI project leads platform. View the top construction projects overall in the UK as well as major regions and cities.
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FAQs
The top construction company league tables include the top construction companies by total value of projects with a start date from six months back to six months forward. We track tier 1 contractor and subcontractor activity across the UK.
Our league tables include the top construction projects by total value across all sectors with a start date from six months back to six months forward. Please note that we’ve excluded all masterplans from our league tables and instead focus on individual projects.
All construction project data is sourced directly from our Construction Project Leads Platform.
Subscribers of the platform can access the top construction companies featured in the league table by searching the company name into the platform’s search bar.
Learn more about using our search options on our platform here.
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