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A F Beckett
Grimsby, DN32
Need an Extension Builder in Grimsby? A F Beckett has been helping local clients (20 mile radius) with their extension buildering jobs for many yea...
"Loft conversion" - LINCOLN, job posted 27/06/26
Paul Wallis Building & Joinery Ltd
From building preservation to extensions in Grimsby, we have the skills and experience you need. We undertake a very wide selection of wor...
"2 old small ceilings covered in polystyrene need polystyrene removed and plasterboarding." - TETNEY, job posted 08/09/25
One Stop Building and Property Solutions Ltd
Darren Farrar
Need to find an Extension Builder near you for all your extension buildering work?
One Stop Building and Property Solutions Ltd provides a ...
"Swimming pool" - LINCOLNSHIRE, job posted 26/06/24
Compare Grimsby extension builders rates
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Extension Builders near Grimsby | £32 | £246 |
| Extension Builders near North East Lincolnshire | £32 | £246 |
| Extension Builders near Cleethorpes | £32 | £246 |
| Extension Builders near Hull | £29 | £223 |
| Extension Builders near Willerby | £29 | £221 |
| Extension Builders near East Lindsey | £27 | £198 |
| Extension Builders near North Lincolnshire | £28 | £216 |
| Extension Builders near Scunthorpe | £26 | £207 |
| Extension Builders near East Riding | £29 | £223 |
| Extension Builders near Beverley | £29 | £223 |
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 - £26,088

Garden office - £10,088

Granny annexe - £87,088

Build a flat roof extension - £22,088

Convert a Garage - £16,088

Hip to gable loft conversion - £42,088

Convert a bungalow loft - £29,088

Build a dormer loft conversion - £42,088

Build a swimming pool - £81,088

Build a Mansard loft conversion - £52,088

Concrete foundations - £6,338

Underpin a building - £17,588

Two storey extension - £88,132

Convert a basement - £38,490

Side return extension - £42,490

Loft conversion - £34,575

Garage - £18,588

Single storey extension - £56,760

Outbuilding - £10,088

Install an RSJ - £2,288

Build a kitchen extension - £42,088
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