Name: Extension Builder
Brand: HaMuch
SKU: extension-renovation
Rating: 4.75 (20 reviews)

Find affordable M1 extension builders now

Extension builders rates in M1 range from £27/hour £201/day (MyDestigo) to £36/hour £260/day (Avon Piping Limited). To see prices and availability now for your job click green button.

HaMuch is Excellent

How HaMuch saves you money

Post your job for free

We send your job to ALL M1 extension builders

Compare quotes

Available extension builders in M1 reply

Save Money

Select your affordable M1 extension builder

Post your job

Sort by

"3.6m wide x 3m deep back extension with pitched roof" - M8, job posted 22/10/26

"Install an RSJ" - M27, job posted 02/09/26

"I had a bad job done already from decorated called stephen" - M13, job posted 25/08/26

"Side return extension" - M16, job posted 04/07/26

"Single storey extension" - MANCHESTER, job posted 02/06/26

"Bungalow loft conversion" - PRESTWICH, job posted 26/04/26

"Rear extension, ensuite and living room" - M15, job posted 03/04/26

"HANG 3 NEW DOORS IN NEW FRAMES" - M18, job posted 15/03/26

"Rear extension" - M43, job posted 27/01/26

"Single storey extension" - MANCHESTER, job posted 19/01/26

"Loft conversion raising roof" - M25, job posted 13/01/26

"Loft dorma conversion" - M45, job posted 29/12/25

"Timber frame extension" - M2, job posted 26/12/25

"Loft conversion" - M21, job posted 06/08/25

"Kitchen extension builders needed" - M40, job posted 08/07/25

"Need free survey on extension" - M40, job posted 02/07/25

"Need bedroom 2 knocking into bathroom using some space to create bedroom 2 bigger as it’s small and the bathroom then taking a bit of space from bedroom 3 as it is a lot bigger." - M18, job posted 18/06/25

"Knock kitchen wall down and Install an RSJ" - M33, job posted 09/05/25

"Side return extension" - M20, job posted 26/04/25

"Looking for price for a dormer for 2 bed terraced house" - M19, job posted 08/04/25

Compare M1 extension builders rates

Compare M1 extension builders rates (excluding VAT or callout charges)
Location in UK	Hourly Rate	Daily Rate
Extension Builders near Manchester	£32	£236
Extension Builders near Old Trafford	£32	£236
Extension Builders near Salford	£32	£237
Extension Builders near Stretford	£32	£239
Extension Builders near Droylsden	£34	£237
Extension Builders near Prestwich	£31	£233
Extension Builders near Failsworth	£35	£236
Extension Builders near Reddish	£34	£235
Extension Builders near Swinton	£32	£234
Extension Builders near Eccles	£32	£236

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 - £25,864

Garden office - £9,864

Granny annexe - £86,864

Build a flat roof extension - £21,864

Convert a Garage - £15,864

Hip to gable loft conversion - £41,864

Convert a bungalow loft - £28,864

Build a dormer loft conversion - £41,864

Build a swimming pool - £80,864

Build a Mansard loft conversion - £51,864

Concrete foundations - £6,114

Underpin a building - £17,364

Two storey extension - £87,796

Convert a basement - £35,970

Side return extension - £39,970

Loft conversion - £32,475

Garage - £18,364

Single storey extension - £52,280

Outbuilding - £9,864

Install an RSJ - £2,064

Build a kitchen extension - £41,864

More extensions & conversions cost guides...

People in M1 searching for a Extension Builder also viewed...

Painter and Decorator

The Largest Database of UK Trade Rates

At HaMuch we know what tradespeople charge because we have the largest database of rates anywhere in the UK. If you want quotes for jobs at the right price for you, post your jobs with HaMuch and get your home improvements kickstarted straight away!

Appliance Repair Specialist

Conservatory Specialist