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Hughes Construction
Need an Extension Builder in Y Felinheli? Hughes Construction has been helping local clients (20 mile radius) with their extension buildering jobs ...
Balmoral joinery/construction
Andrew Mortimer
Fiting of door internal/external All joinery work from new joists to fitting off skirting boards Kitchen fitting Staircase or replac...
W F CLAYTON & CO LTD
Paul Williams
Need to find an Extension Builder near you for all your extension buildering work?
W F CLAYTON & CO LTD provides a local, trusted extension...
Building & Flat Roofing Contractors
John Jines
Building & Flat Roofing Contractors is a trusted extension builder serving customers in Y Felinheli and the surrounding area. Contact us to today t...
Compare Y Felinheli extension builders rates
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Extension Builders near Conwy | £28 | £211 |
| Extension Builders near Conway | £28 | £211 |
| Extension Builders near Llandudno | £28 | £211 |
| Extension Builders near Colwyn Bay | £28 | £211 |
| Extension Builders near Rhyl | £28 | £209 |
Job estimates from extension builders near you
Whether you’re looking to extend your kitchen with a side return extension or you want to convert your basement into a liveable space, read our cost guides to get an idea of how much each project costs before getting a more accurate quote from our database of reliable tradespeople.

Build a timber frame extension - £25,616

Garden office - £9,616

Granny annexe - £86,616

Build a flat roof extension - £21,616

Convert a Garage - £15,616

Hip to gable loft conversion - £41,616

Convert a bungalow loft - £28,616

Build a dormer loft conversion - £41,616

Build a swimming pool - £80,616

Build a Mansard loft conversion - £51,616

Concrete foundations - £5,866

Underpin a building - £17,116

Two storey extension - £87,424

Convert a basement - £33,180

Side return extension - £37,180

Loft conversion - £30,150

Garage - £18,116

Single storey extension - £47,320

Outbuilding - £9,616

Install an RSJ - £1,816

Build a kitchen extension - £41,616
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