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Construction · Winchester
Construction companies in Winchester
There are 571 construction companies registered in Winchester, spread across 6 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 Winchester's 571 registered construction companies, by primary SIC activity:
Where they cluster — by postcode area
Registered offices by outcode — the densest is SO23 with 295 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 Winchester's postcodes:
| Company | Area |
|---|---|
| Si Francis Plumbing Ltd | SO21 |
| Crownridge Roofing & Guttering Solutions Ltd | SO21 |
| Mj Roofing Solutions Ltd | SO21 |
| Fordstone Groundworks & Civil Engineering Ltd | SO23 |
| Harris Roofing & Leadwork Ltd | SO21 |
| Harling4Building And Construction Ltd | SO22 |
| Osr Homes Ltd | SO23 |
| Rangers Roofing Ltd | SO23 |
| Kbm Construction Group Ltd | SO22 |
| Superyacht Interiors (Uk) Ltd | SO23 |
| Kj Halls Decorating Ltd | SO22 |
| Garrison Fencing Ltd | SO21 |
Export all 571 construction companies in Winchester.
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 571 construction companies with a registered office in Winchester on the Companies House register, of which 496 (87%) are currently active.
The SO23 postcode area has the highest concentration, with 295 of Winchester's construction companies registered there.
47 new construction companies were incorporated in Winchester during 2025, the most recent complete year on the register.