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"Totally unreliable, takes your money and doesn't finish the job." - NORTH EAST,reviewed 04/10/17, L S
Trusted and professional extension builder in Trimdon. Experienced in all extension buildering work and keeping within budget and on quote. DHB Bui...
LJP Roofing are here to help customers who need an Extension Builder in Trimdon. We offer a competitive rate to complete all your extension builder...
Trimdon, TS29
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
RAINTON CONSTRUCTION LTD is an established and experienced local extension builder in Trimdon. Please contact us for a free, no obligation quote an...
From £86,784
Experienced extension builder ready to quote for your work. ALAN JACKSON BUILDER is the best extension builder in Trimdon. No obligation free quote...
From £86,872
usamaseo is a trusted extension builder serving customers in Trimdon and the surrounding area. Contact us to today to get a competitive quote for e...
From £87,160
Fahadseo is an established and experienced local extension builder in Trimdon. Please contact us for a free, no obligation quote and competitive ra...

Building a granny annexe ranges from £86,784 (ALAN JACKSON BUILDER based in TS24) to £87,264 (Heritage NE Ltd based in DL17), but these are just estimates that can help give you an idea of who will be better value in your area.
The best thing to do is to get quotes to build a granny annexe in Trimdon by posting a job with HaMuch. We will send it to extension builders in Trimdon who will be happy to help you.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Granny Annexe near Peterlee | £36 | £230 |
| Granny Annexe near Spennymoor | £37 | £249 |
| Granny Annexe near Durham | £47 | £267 |
| Granny Annexe near Hartlepool | £40 | £236 |
| Granny Annexe near Seaham | £35 | £235 |
| Granny Annexe near Billingham | £44 | £242 |
| Granny Annexe near Newton Aycliffe | £38 | £225 |
| Granny Annexe near Stockton-on-Tees | £41 | £228 |
| Granny Annexe near Bishop Auckland | £38 | £248 |
| Granny Annexe near Middlesbrough | £43 | £236 |
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 - £17,465

Two storey extension - £87,948

Build a timber frame extension - £25,965

Build a swimming pool - £80,965

Single storey extension - £54,300

Side return extension - £41,106

Install an RSJ - £2,165

Outbuilding - £9,965

Build a Mansard loft conversion - £51,965

Loft conversion - £33,422

Build a kitchen extension - £41,965

Hip to gable loft conversion - £41,965

Granny annexe - £86,965

Garden office - £9,965

Convert a Garage - £15,965

Garage - £18,465

Build a flat roof extension - £21,965

Build a dormer loft conversion - £41,965

Concrete foundations - £6,215

Convert a bungalow loft - £28,965

Convert a basement - £37,106