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Construction · Southampton
Construction companies in Southampton
There are 3,689 construction companies registered in Southampton, spread across 21 postcode areas. Here is what they do, where they cluster, and how to get the full list.
Open Southampton on the map → Export all 3,689 construction companies on the live map
What they do — by trade
The trade mix across Southampton's 3,689 registered construction companies, by primary SIC activity:
Where they cluster — by postcode area
Registered offices by outcode — the densest is SO14 with 611 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 Southampton's postcodes:
| Company | Area |
|---|---|
| Earltech Flooring Ltd | SO31 |
| Jmd Building Services Limited | SO40 |
| Ross Maynard Projects Ltd | SO30 |
| Gilltown Developments Limited | SO32 |
| Valmora Projects Ltd | SO45 |
| South Coast Landscape And Groundworks Ltd | SO40 |
| Jab Civils Ltd | SO14 |
| Ranjit Singh Constructions Limited | SO17 |
| Woodpabst Developments Limited | SO32 |
| A.W. Berry Developments Ltd | SO40 |
| Prime Roofing And Building Services Ltd | SO16 |
| Meelec Electrical Ltd | SO18 |
Export all 3,689 construction companies in Southampton.
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 3,689 construction companies with a registered office in Southampton on the Companies House register, of which 2,805 (76%) are currently active.
The SO14 postcode area has the highest concentration, with 611 of Southampton's construction companies registered there.
355 new construction companies were incorporated in Southampton during 2025, the most recent complete year on the register.