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Manufacturing · Swansea
Manufacturing companies in Swansea
There are 836 manufacturing companies registered in Swansea, spread across 12 postcode areas. Here is what they do, where they cluster, and how to get the full list.
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What they do — by trade
The trade mix across Swansea's 836 registered manufacturing companies, by primary SIC activity:
Where they cluster — by postcode area
Registered offices by outcode — the densest is SA1 with 270 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 manufacturing companies registered across Swansea's postcodes:
| Company | Area |
|---|---|
| Afon Engineering Limited | SA6 |
| Weldtek Fabrication Ltd | SA5 |
| Midpoint Engineering Limited | SA7 |
| Ideal Engineering & Contractors Ltd | SA6 |
| Hydravault Engineering Ltd | SA4 |
| 3H Joinery Limited | SA7 |
| Fak Engineering Ltd | SA9 |
| O'Sullivans Joinery Limited | SA8 |
| Nt Fabrications Ltd | SA1 |
| Wattcrafts Engineering Ltd | SA1 |
| Dsa Clothing Manufacturing Limited | SA2 |
| S4 Stainless Industrial & Marine Limited | SA1 |
Export all 836 manufacturing 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 836 manufacturing companies with a registered office in Swansea on the Companies House register, of which 609 (73%) are currently active.
The SA1 postcode area has the highest concentration, with 270 of Swansea's manufacturing companies registered there.
83 new manufacturing companies were incorporated in Swansea during 2025, the most recent complete year on the register.