From £17,332
Bridgend, CF31
Experienced extension builder ready to quote for your work. WH Builders is the best extension builder in Bridgend. No obligation free quotes and ma...
From £17,300
Scorpion Windows LTD is a trusted extension builder serving customers in Bridgend and the surrounding area. Contact us to today to get a competitiv...
From £17,364
Need an Extension Builder in Bridgend? SP Property Maintenance has been helping local clients (20 mile radius) with their extension buildering jobs...
From £17,004
Need to find an Extension Builder near you for all your extension buildering work?
Price Builders provides a local, trusted extension build...
From £17,284
S J S Services (Wales) Ltd is a trusted extension builder serving customers in Bridgend and the surrounding area. Contact us to today to get a comp...
From £19,580
Silicone Render System Ltd is a plastering company based in Porthcawl, with over 20 years’ experience in the plastering trade. W...
From £17,236
Relax... you have found a reliable extension builder in Bridgend. DEAN THOMAS BUILDING is a friendly and reliable company based in Bridgend who con...
From £17,076
Relax... you have found a reliable extension builder in Bridgend. Cwtch Property Developments is a friendly and reliable company based in Bridgend ...
From £17,292
We are a small family run business, established over 35 years ago, specialising in Hard Landscaping (Patios) and Block Paving.We a...
From £17,220
Relax... you have found a reliable extension builder in Bridgend. WESTGATE BUILDING SERVICES LTD is a friendly and reliable company based in Bridge...

Underpinning ranges from £17,004 (Price Builders based in CF71) to £19,580 (Silicone Rendering Systems Ltd based in CF36), but the final cost will depend on the method of underpinning used, how much of your foundations need underpinning and where you live.
Comparing extension builders estimates for underpinning gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.
Get quotes to underpin your home in Bridgend by posting a job with HaMuch and we will send it to extension builders in Bridgend.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Underpin A Building near Bridgend | £32 | £200 |
| Underpin A Building near Pyle | £34 | £262 |
| Underpin A Building near Porthcawl | £33 | £252 |
| Underpin A Building near Vale of Glamorgan | £29 | £217 |
| Underpin A Building near Maesteg | £38 | £283 |
| Underpin A Building near Rhondda | £31 | £206 |
| Underpin A Building near Port Talbot | £31 | £227 |
| Underpin A Building near Rhondda, Cynon, Taff | £31 | £209 |
| Underpin A Building near Church Village | £34 | £214 |
| Underpin A Building near Pontypridd | £33 | £211 |
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.

Underpin a building - £17,469

Two storey extension - £87,953

Build a timber frame extension - £25,969

Build a swimming pool - £80,969

Single storey extension - £54,376

Side return extension - £41,149

Install an RSJ - £2,169

Outbuilding - £9,969

Build a Mansard loft conversion - £51,969

Loft conversion - £33,458

Build a kitchen extension - £41,969

Hip to gable loft conversion - £41,969

Granny annexe - £86,969

Garden office - £9,969

Convert a Garage - £15,969

Garage - £18,469

Build a flat roof extension - £21,969

Build a dormer loft conversion - £41,969

Concrete foundations - £6,219

Convert a bungalow loft - £28,969

Convert a basement - £37,149