From £21,920
Relax... you have found a reliable extension builder in OX29. TG Projects Ltd is a friendly and reliable company based in OX29 who consider no job ...
From £21,992
DH Building Services (Oxford) Ltd are a family-owned building firm based in Witney with over 30 years of experience providing professional, trustwo...
From £21,712
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £22,032
Experienced extension builder ready to quote for your work. MILLHOUSE CONSTRUCTION LIMITED is the best extension builder in OX29. No obligation fre...
From £22,032
In an unstable market house extensions are often the most viable option, helping you to get the most out of the space you have without the addition...
From £21,960
APPLEWOOD CONSTRUCTION is a trusted extension builder serving customers in OX29 and the surrounding area. Contact us to today to get a competitive ...
From £22,344
Need an Extension Builder in OX29? Yarnton Leisure Buildings has been helping local clients (20 mile radius) with their extension buildering jobs f...
From £22,096
KEITH COOK CONSTRUCTION LIMITED are here to help customers who need an Extension Builder in OX29. We offer a competitive rate to complete all your ...
From £22,240
Approved extension builder in OX29, covering 20 miles.
Whatever extension buildering work you need, including emergency repairs, hire a comp...
From £21,984
Lambert Home Builds is a trusted extension builder serving customers in OX29 and the surrounding area. Contact us to today to get a competitive quo...

A flat roof extension ranges from the cheapest of £21,712 (Reece Berry Building Contractor based in OX28) to the dearest of £22,344 (Yarnton Leisure Buildings based in OX5), 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 OX29 by posting a job with HaMuch. We'll send it to extension builders in OX29.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Flat Roof Extension near Witney | £32 | £244 |
| Build A Flat Roof Extension near Oxford | £37 | £261 |
| Build A Flat Roof Extension near Abingdon-on-Thames | £35 | £258 |
| Build A Flat Roof Extension near Vale of White Horse | £36 | £271 |
| Build A Flat Roof Extension near Cherwell | £35 | £249 |
| Build A Flat Roof Extension near Bicester | £35 | £249 |
| Build A Flat Roof Extension near Didcot | £36 | £266 |
| Build A Flat Roof Extension near South Oxfordshire | £36 | £253 |
| Build A Flat Roof Extension near Banbury | £33 | £239 |
| Build A Flat Roof Extension near Stratton St Margaret | £37 | £238 |
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 - £17,531

Two storey extension - £88,047

Build a timber frame extension - £26,031

Build a swimming pool - £81,031

Single storey extension - £55,624

Side return extension - £41,851

Install an RSJ - £2,231

Outbuilding - £10,031

Build a Mansard loft conversion - £52,031

Loft conversion - £34,043

Build a kitchen extension - £42,031

Hip to gable loft conversion - £42,031

Granny annexe - £87,031

Garden office - £10,031

Convert a Garage - £16,031

Garage - £18,531

Build a flat roof extension - £22,031

Build a dormer loft conversion - £42,031

Concrete foundations - £6,281

Convert a bungalow loft - £29,031

Convert a basement - £37,851