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Construction · Swansea
Construction companies in Swansea
There are 2,116 construction companies registered in Swansea, spread across 12 postcode areas. Here is what they do, where they cluster, and how to get the full list.
Open Swansea on the map → Export all 2,116 construction companies on the live map
What they do — by trade
The trade mix across Swansea's 2,116 registered construction companies, by primary SIC activity:
Where they cluster — by postcode area
Registered offices by outcode — the densest is SA1 with 658 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 Swansea's postcodes:
| Company | Area |
|---|---|
| Prometheus Scaffolding Limited | SA4 |
| Alpine Roofing (Swansea) Limited | SA6 |
| D & M Carpentry And Construction Limited | SA1 |
| Foundry & Co Construction Ltd | SA7 |
| Ridgewood Property Group Ltd | SA4 |
| Trident Infrastructure Projects Ltd | SA4 |
| Eidolon Renovations Ltd | SA9 |
| Perfect Roofing And Home Maintenance Limited | SA7 |
| Swansea Scaffolding Services Ltd | SA1 |
| M & Q Kitchen Ltd | SA1 |
| Swan Roofing Limited | SA7 |
| Biggs Contracting Services Ltd | SA4 |
Export all 2,116 construction companies in Swansea.
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 2,116 construction companies with a registered office in Swansea on the Companies House register, of which 1,514 (72%) are currently active.
The SA1 postcode area has the highest concentration, with 658 of Swansea's construction companies registered there.
203 new construction companies were incorporated in Swansea during 2025, the most recent complete year on the register.