Name: Extension Builder
Brand: HaMuch
SKU: extension-renovation
Rating: 4.6 (10 reviews)

Find affordable Redbridge extension builders now

Extension builders rates in Redbridge range from £37/hour £237/day (Jhon) to £50/hour £307/day (ARC Bespoke Interiors). To see prices and availability now for your job click green button.

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"Outbuilding" - IG5, job posted 17/05/26

"Side return extension" - REDBRIDGE, job posted 08/11/25

"Granny annexe" - REDBRIDGE, job posted 01/10/25

"Loft conversion" - HAINAULT, job posted 20/09/25

"Loft conversion Double storey extension" - E18, job posted 09/08/25

"Loft conversion" - WOODFORD, job posted 02/11/24

"I need to repair bays as its crumbling I don't know how to describe if you come and see what I mean. Avtar" - E12, job posted 24/08/24

"Loft conversion" - MANOR PARK, job posted 26/06/24

"Loft conversion" - E18, job posted 13/04/24

"Basement Conversion Quote: Terraced house with a 25m2 basement(2rooms,existing head Ht 2.2m). 2.4m required Ht. Part One: To lower the floor and possibly concrete support walls instead of underpinning.Possible front stair access. Part Two: existing dining room + side alley way 35m2, to dig and..." - E7, job posted 18/09/23

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Select your Extension Builder: Compare Extension Builders interested in working with you. You can use HaMuch to safely message local Redbridge Extension Builders or phone them directly - you’re in control!

Local Extension Builders in London Boroughs

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Extension Builders in Redbridge
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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 - £26,152

Garden office - £10,152

Granny annexe - £87,152

Build a flat roof extension - £22,152

Convert a Garage - £16,152

Hip to gable loft conversion - £42,152

Convert a bungalow loft - £29,152

Build a dormer loft conversion - £42,152

Build a swimming pool - £81,152

Build a Mansard loft conversion - £52,152

Concrete foundations - £6,402

Underpin a building - £17,652

Two storey extension - £88,228

Convert a basement - £39,210

Side return extension - £43,210

Loft conversion - £35,175

Garage - £18,652

Single storey extension - £58,040

Outbuilding - £10,152

Install an RSJ - £2,352

Build a kitchen extension - £42,152

More extensions & conversions cost guides...

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