From £21,320
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £21,952
We offer a range of building services that are tailored to meet the specific needs of our clients. Whether you are looking to extend your home, con...
From £21,632
Your MRH Development Ltd is an established extension buildering business in Newark. We come highly recommended and provide competitive quotes for y...
From £21,000
Honest, reliable, experienced building/civil engineering contractor established in 2001.
From £22,024
JG Design & Build is an established extension buildering business in Newark. We come highly recommended and provide competitive quotes for your wor...
From £21,856
Relax... you have found a reliable extension builder in Newark. Bennett Damp Proofing & Timber is a friendly and reliable company based in Newark w...
From £21,936
Need an Extension Builder in Newark? Patrick David Building Services Limited has been helping local clients (20 mile radius) with their extension b...
From £21,888
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £21,760
RMS Building Services is a trusted extension builder serving customers in Newark and the surrounding area. Contact us to today to get a competitive...
From £21,864
Trusted and professional extension builder in Newark. Experienced in all extension buildering work and keeping within budget and on quote. MGG CONS...

A flat roof extension ranges from the cheapest of £21,000 (HUSKINSON CONSTR SRVCS LTD based in NG16) to the dearest of £22,024 (JG Design & Build based in NG8), 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 Newark by posting a job with HaMuch. We'll send it to extension builders in Newark.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Build A Flat Roof Extension near Forest Town | £33 | £263 |
| Build A Flat Roof Extension near Mansfield | £33 | £262 |
| Build A Flat Roof Extension near Mansfield Woodhouse | £33 | £263 |
| Build A Flat Roof Extension near Retford | £31 | £243 |
| Build A Flat Roof Extension near Newark-on-Trent | £33 | £241 |
| Build A Flat Roof Extension near Worksop | £33 | £265 |
| Build A Flat Roof Extension near Bassetlaw | £31 | £243 |
| Build A Flat Roof Extension near Sutton-in-Ashfield | £33 | £265 |
| Build A Flat Roof Extension near Hucknall | £35 | £258 |
| Build A Flat Roof Extension near Arnold | £35 | £244 |
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 - £17,223

Two storey extension - £87,585

Build a timber frame extension - £25,723

Build a swimming pool - £80,723

Single storey extension - £49,464

Side return extension - £38,386

Install an RSJ - £1,923

Outbuilding - £9,723

Build a Mansard loft conversion - £51,723

Loft conversion - £31,155

Build a kitchen extension - £41,723

Hip to gable loft conversion - £41,723

Granny annexe - £86,723

Garden office - £9,723

Convert a Garage - £15,723

Garage - £18,223

Build a flat roof extension - £21,723

Build a dormer loft conversion - £41,723

Concrete foundations - £5,973

Convert a bungalow loft - £28,723

Convert a basement - £34,386