Single storey extension cost in Hanwell
J&J Building Solutions
From £55,960
Experienced extension builder ready to quote for your work. J&J Building Solutions is the best extension builder in Hanwell. No obligation free quo...
ABC Associates STRUCTURES 4 U
From £60,600
Member since August 2026
Relax... you have found a reliable extension builder in Hanwell. ABC Associates STRUCTURES 4 U is a friendly and reliable company based in Hanwell ...
T M Builder
From £61,240
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Derryard Construction Ltd
From £59,000
Relax... you have found a reliable extension builder in Hanwell. Derryard Construction Ltd is a friendly and reliable company based in Hanwell who ...
B J CULLEN BUILDERS
From £54,360
B J CULLEN BUILDERS are here to help customers who need an Extension Builder in Hanwell. We offer a competitive rate to complete all your extension...
Major Building Contractors Ltd
From £55,640
Relax... you have found a reliable extension builder in Hanwell. Major Building Contractors Ltd is a friendly and reliable company based in Hanwell...
Sz Builders
From £58,680
Need to find an Extension Builder near you for all your extension buildering work?
Sz Builders provides a local, trusted extension builderi...
Render
From £69,240
Experienced extension builder ready to quote for your work. Render is the best extension builder in Hanwell. No obligation free quotes and many hap...
Jhon
From £52,920
Experienced extension builder ready to quote for your work. Jhon is the best extension builder in Hanwell. No obligation free quotes and many happy...
Can design and Construction
From £52,600
Member since August 2025
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Extension builder estimates (based on hourly rates) to build a single storey extension in Hanwell
- How much does a single storey extension cost?
- Single storey extension cost calculator
- What size single storey extension can I build without planning permission?
- Do I need an architect for an extension?
- How deep do foundations need to be for a single storey extension?
- Is it cheaper to have an extension or a conservatory?
