Name: Extension Builder
Brand: HaMuch
SKU: extension-renovation
Rating: 4.69 (13 reviews)

Find affordable Northfield extension builders now

Extension builders rates in Northfield range from £24/hour £196/day (ARGENT BUILDERS LTD) to £58/hour £290/day (Inside & Out Property Refurbishments). To see prices and availability now for your job click green button.

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"Build a kitchen extension" - B13, job posted 28/08/26

"Loft conversion" - B47, job posted 19/08/26

"Build an economic shed Slabbed area = 1.8*3.6m. Please quote me materials +labour. Wants a wooden structure" - B45, job posted 10/07/26

"Loft conversion" - B30, job posted 26/05/26

"Loft conversion" - B68, job posted 06/05/26

"Dormer loft conversion" - B62, job posted 17/03/26

"Small downstairs extension to front property, to install a toilet and associated plumbing, remove small brick wall on drive" - B32, job posted 18/10/25

"Concrete foundation" - B29, job posted 03/09/25

"We would like a builder for a 3m extension to the back of our house (similar to a conservatory)." - B30, job posted 15/03/25

"Build an outbuilding" - B14, job posted 05/02/25

"Do you do small job, patio wall and steps at my son's house need repairs. Would you be interested." - ALVECHURCH, job posted 18/06/24

"Loft conversion" - B45, job posted 21/02/24

"Dear Sir / Madam We're in the process of buying the home below and would like to get a very rough ballpark figure for a loft conversion, including ensuite bathroom and staircase: I've attached an image of the roof from Google Satellite View, from the rear aspect of the home, where I believe a..." - B32, job posted 24/08/23

Compare Northfield extension builders rates

Compare Northfield extension builders rates (excluding VAT or callout charges)
Location in UK	Hourly Rate	Daily Rate
Extension Builders near Halesowen	£28	£225
Extension Builders near Oldbury	£29	£229
Extension Builders near Smethwick	£29	£230
Extension Builders near Rowley Regis	£29	£228
Extension Builders near Birmingham	£28	£228
Extension Builders near Bromsgrove	£31	£237
Extension Builders near West Bromwich	£29	£228
Extension Builders near Brierley Hill	£28	£222
Extension Builders near Stourbridge	£28	£223
Extension Builders near Solihull	£29	£231

Job estimates from extension builders near you

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.

Build a timber frame extension - £25,840

Garden office - £9,840

Granny annexe - £86,840

Build a flat roof extension - £21,840

Convert a Garage - £15,840

Hip to gable loft conversion - £41,840

Convert a bungalow loft - £28,840

Build a dormer loft conversion - £41,840

Build a swimming pool - £80,840

Build a Mansard loft conversion - £51,840

Concrete foundations - £6,090

Underpin a building - £17,340

Two storey extension - £87,760

Convert a basement - £35,700

Side return extension - £39,700

Loft conversion - £32,250

Garage - £18,340

Single storey extension - £51,800

Outbuilding - £9,840

Install an RSJ - £2,040

Build a kitchen extension - £41,840

More extensions & conversions cost guides...

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