From £22,480
On time/ professional/ time served/trustworthy
From £22,912
Trusted General Builders in Durham From small fixes to full renovations, Radici Construction delivers quality workmanship, clear communication,...
From £21,896
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
2 reviews
From £22,264
30 years experience In building . Plastering and colour renders
"Totally unreliable, takes your money and doesn't finish the job." - NORTH EAST,reviewed 04/10/17, L S
From £22,000
Relax... you have found a reliable extension builder in SR2. AA Paving is a friendly and reliable company based in SR2 who consider no job as too b...
From £22,104
RAINTON CONSTRUCTION LTD is an established and experienced local extension builder in SR2. Please contact us for a free, no obligation quote and co...
From £21,808
ANDREW HUNTER BUILDING SERVICES is an established and experienced local extension builder in SR2. Please contact us for a free, no obligation quote...
From £21,040
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 £21,784
Trusted and professional extension builder in SR2. Experienced in all extension buildering work and keeping within budget and on quote. DGS Propert...
From £22,480
Arrowhead Construction is a trusted extension builder serving customers in SR2 and the surrounding area. Contact us to today to get a competitive q...

A flat roof extension ranges from the cheapest of £21,040 (OCC Construction based in NE10) to the dearest of £22,912 (Radici Construction North East Ltd based in DH1), but these are just estimates. While they give you an idea of who will be better value, the best way to compare costs is to get real quotes.
Find out how much your flat roof extension will cost in SR2 by posting a job with HaMuch. We'll send it to extension builders in SR2.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Flat Roof Extension near Seaham | £35 | £235 |
| Build A Flat Roof Extension near Sunderland | £33 | £251 |
| Build A Flat Roof Extension near South Tyneside | £34 | £261 |
| Build A Flat Roof Extension near Washington | £33 | £254 |
| Build A Flat Roof Extension near Jarrow | £34 | £262 |
| Build A Flat Roof Extension near South Shields | £36 | £257 |
| Build A Flat Roof Extension near Hebburn | £34 | £246 |
| Build A Flat Roof Extension near Peterlee | £36 | £230 |
| Build A Flat Roof Extension near Chester-le-Street | £35 | £242 |
| Build A Flat Roof Extension near Tynemouth | £36 | £257 |
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 - £17,577

Two storey extension - £88,115

Build a timber frame extension - £26,077

Build a swimming pool - £81,077

Single storey extension - £56,536

Side return extension - £42,364

Install an RSJ - £2,277

Outbuilding - £10,077

Build a Mansard loft conversion - £52,077

Loft conversion - £34,470

Build a kitchen extension - £42,077

Hip to gable loft conversion - £42,077

Granny annexe - £87,077

Garden office - £10,077

Convert a Garage - £16,077

Garage - £18,577

Build a flat roof extension - £22,077

Build a dormer loft conversion - £42,077

Concrete foundations - £6,327

Convert a bungalow loft - £29,077

Convert a basement - £38,364