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Construction · Belfast
Construction companies in Belfast
There are 2,221 construction companies registered in Belfast, spread across 20 postcode areas. Here is what they do, where they cluster, and how to get the full list.
Open Belfast on the map → Export all 2,221 construction companies on the live map
What they do — by trade
The trade mix across Belfast's 2,221 registered construction companies, by primary SIC activity:
Where they cluster — by postcode area
Registered offices by outcode — the densest is BT1 with 388 firms:
When they were founded
Company formations in the sector, by year (full calendar years):
A sample of the companies
A handful of the active construction companies registered across Belfast's postcodes:
| Company | Area |
|---|---|
| Belfast Renovations Ltd | BT15 |
| Z & M Design & Building Limited | BT5 |
| Gaddam Builds Ltd | BT12 |
| New Approved Roofing Ni Ltd | BT17 |
| Fmv Construction N.I. Ltd | BT13 |
| Budget Contracts Ltd | BT13 |
| Robco Electrical Ltd | BT5 |
| P Kennedy Construction Ltd | BT8 |
| A1 Specialist Property Management Ltd | BT11 |
| Modern Day Properties Ltd | BT15 |
| Belfast Paving Ltd | BT15 |
| Fast House Brickworks Ltd | BT10 |
Export all 2,221 construction companies in Belfast.
Each row includes the company name, number, status, incorporation date, full registered
address, postcode, SIC codes and a direct link to its Companies House record.
Quick answers
There are 2,221 construction companies with a registered office in Belfast on the Companies House register, of which 1,632 (73%) are currently active.
The BT1 postcode area has the highest concentration, with 388 of Belfast's construction companies registered there.
212 new construction companies were incorporated in Belfast during 2025, the most recent complete year on the register.