Name: Extension Builder
Brand: HaMuch
SKU: extension-renovation
Rating: 4.67 (15 reviews)

Find affordable Middlesbrough extension builders now

Extension builders rates in Middlesbrough range from £22/hour £180/day (Marshall & Son Builders) to £52/hour £273/day (Military Maintenance Ltd). To see prices and availability now for your job click green button.

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"Loft conversion" - TS3, job posted 20/08/26

"Garage" - STOCKTON-ON-TEES, job posted 26/07/26

"Garage conversion" - MIDDLESBROUGH, job posted 21/07/26

"Garage" - STOCKTON-ON-TEES, job posted 12/01/26

"Dormer loft conversion" - MIDDLESBROUGH, job posted 17/11/25

"Single storey extension" - MIDDLESBROUGH, job posted 07/10/25

"Loft conversion" - STOCKTON-ON-TEES, job posted 05/10/25

"Two storey extension" - MIDDLESBROUGH, job posted 29/09/25

"Loft conversion" - STOCKTON-ON-TEES, job posted 02/09/25

"Need to extend the kitchen towards garden already have sun room need reparing and add insulation with stud and brick walls" - TS5, job posted 08/03/25

Compare Middlesbrough extension builders rates

Compare Middlesbrough extension builders rates (excluding VAT or callout charges)
Location in UK	Hourly Rate	Daily Rate
Extension Builders near Middlesbrough	£43	£236
Extension Builders near Billingham	£44	£242
Extension Builders near Thornaby-on-Tees	£42	£231
Extension Builders near Eston	£42	£241
Extension Builders near Stockton-on-Tees	£41	£228
Extension Builders near Ingleby Barwick	£41	£228
Extension Builders near Redcar & Cleveland	£43	£254
Extension Builders near Redcar	£42	£240
Extension Builders near Hartlepool	£40	£236
Extension Builders near Darlington	£60	£222

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 - £25,944

Garden office - £9,944

Granny annexe - £86,944

Build a flat roof extension - £21,944

Convert a Garage - £15,944

Hip to gable loft conversion - £41,944

Convert a bungalow loft - £28,944

Build a dormer loft conversion - £41,944

Build a swimming pool - £80,944

Build a Mansard loft conversion - £51,944

Concrete foundations - £6,194

Underpin a building - £17,444

Two storey extension - £87,916

Convert a basement - £36,870

Side return extension - £40,870

Loft conversion - £33,225

Garage - £18,444

Single storey extension - £53,880

Outbuilding - £9,944

Install an RSJ - £2,144

Build a kitchen extension - £41,944

More extensions & conversions cost guides...

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