From £42,480
On time/ professional/ time served/trustworthy
From £41,040
Member since July 2020
I have over 40 years experience in the field of construction. Thank you and I hope I will be of service to you.
From £41,784
Trusted and professional extension builder in Castletown. Experienced in all extension buildering work and keeping within budget and on quote. DGS ...
From £42,480
Arrowhead Construction is a trusted extension builder serving customers in Castletown and the surrounding area. Contact us to today to get a compet...
From £41,992
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £42,912
Trusted General Builders in Durham From small fixes to full renovations, Radici Construction delivers quality workmanship, clear communication,...
From £41,808
ANDREW HUNTER BUILDING SERVICES is an established and experienced local extension builder in Castletown. Please contact us for a free, no obligatio...
From £41,528
Experienced extension builder ready to quote for your work. KIETH GRAY ROOFING & BUILDING is the best extension builder in Castletown. No obligatio...
From £41,936
Building Craft Ltd is an established extension buildering business in Castletown. We come highly recommended and provide competitive quotes for you...
From £41,984
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

In Castletown, prices for dormer loft conversions range from £41,040 (OCC Construction based in NE10) to £42,912 (Radici Construction North East Ltd based in DH1), but how much your conversion costs will vary depending on the size of your property, how easy access to your roof is and what you want to use the space for.
The best way to get an accurate price is to compare quotes from extension builders in Castletown. Post your job on HaMuch now and we'll put you in touch with available extension builders.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Dormer Loft Conversion near South Tyneside | £34 | £261 |
| Build A Dormer Loft Conversion near Sunderland | £33 | £251 |
| Build A Dormer Loft Conversion near Jarrow | £34 | £262 |
| Build A Dormer Loft Conversion near Washington | £33 | £254 |
| Build A Dormer Loft Conversion near South Shields | £36 | £257 |
| Build A Dormer Loft Conversion near Hebburn | £34 | £246 |
| Build A Dormer Loft Conversion near Wallsend | £34 | £245 |
| Build A Dormer Loft Conversion near Tynemouth | £36 | £257 |
| Build A Dormer Loft Conversion near Seaham | £35 | £235 |
| Build A Dormer Loft Conversion near North Tyneside | £35 | £253 |
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 - £17,494

Two storey extension - £87,992

Build a timber frame extension - £25,994

Build a swimming pool - £80,994

Single storey extension - £54,888

Side return extension - £41,437

Install an RSJ - £2,194

Outbuilding - £9,994

Build a Mansard loft conversion - £51,994

Loft conversion - £33,698

Build a kitchen extension - £41,994

Hip to gable loft conversion - £41,994

Granny annexe - £86,994

Garden office - £9,994

Convert a Garage - £15,994

Garage - £18,494

Build a flat roof extension - £21,994

Build a dormer loft conversion - £41,994

Concrete foundations - £6,244

Convert a bungalow loft - £28,994

Convert a basement - £37,437