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Dallcompanies Limited
Our building services company Dallcompanies Limited was established in May 2023, but have been helping customers in Milton Keynes and the surroundi...
"Two single bedroom" - MK8, job posted 22/06/26
Highland Homes & Gardens
Need an Extension Builder in Stony Stratford? Highland Homes & Gardens has been helping local clients (20 mile radius) with their extension builder...
"Timber frame first floor extension above the garage, with outer leaf brickwork and tiled pitched roof above." - MK6, job posted 04/05/26
Langton Build
Trusted and professional extension builder in Stony Stratford. Experienced in all extension buildering work and keeping within budget and on quote....
"Kitchen extension" - MILTON KEYNES, job posted 05/02/26
Dean Prichard Building Services
Relax... you have found a reliable extension builder in Stony Stratford. Dean Prichard Building Services is a friendly and reliable company based i...
"Loft conversion" - MILTON KEYNES, job posted 14/08/25
A J S Building Work
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
"Kitchen extension" - MILTON KEYNES, job posted 30/05/25
Asanta Builder
Need to find an Extension Builder near you for all your extension buildering work?
Asanta Builder provides a local, trusted extension build...
"Garage conversion" - MILTON KEYNES, job posted 25/05/25
D Catt Builders
Need an Extension Builder in Stony Stratford? D Catt Builders has been helping local clients (20 mile radius) with their extension buildering jobs ...
"First floor extension" - MK12, job posted 23/05/25
Go-Large Design & Build Ltd
Need to find an Extension Builder near you for all your extension buildering work?
Go-Large Design & Build Ltd provides a local, trusted ex...
"Kitchen extension" - MILTON KEYNES, job posted 08/04/25
JAB
John Addis
Our building services company JAB Home Improvements helps customers in Milton Keynes and the surrounding area by providing professional, trustworth...
"Garage conversion to a kitchen" - MILTON KEYNES, job posted 25/03/25
THE DEARN BUILDING GROUP LTD
Need to find an Extension Builder near you for all your extension buildering work?
THE DEARN BUILDING GROUP LTD provides a local, trusted e...
"Garage conversion" - MILTON KEYNES, job posted 25/03/25
Cognitive Construction Ltd.
We are Cognitive Construction, a forward-thinking design & build company.Our houses are our castles and we take great pride in transforming homes a...
"Single storey extension" - MILTON KEYNES, job posted 22/02/25
£45/hr
£302/day
BURCROFT BUILDERS
BURCROFT BUILDERS is an established and experienced local extension builder in Stony Stratford. Please contact us for a free, no obligation quote a...
"Loft conversion with dormer" - MK3, job posted 12/02/25
"Loft conversion" - MILTON KEYNES, job posted 17/12/24
£30/hr
£238/day
Charlie
is a trusted extension builder serving customers in Stony Stratford and the surrounding area. Contact us to today to get a competitive quote for e...
"Loft conversion" - MILTON KEYNES, job posted 18/07/24
£44/hr
£281/day
Hyatt and Co Building Services
Hyatt and Co Building Services was established over 20 years ago and have been providing customers in Milton Keynes and the surrounding areas a pro...
"Loft conversion" - MILTON KEYNES, job posted 09/07/24
£43/hr
£279/day
Alexander Bradshaw LTD
Relax... you have found a reliable extension builder in Stony Stratford. Alexander Bradshaw LTD is a friendly and reliable company based in Stony S...
"Internal supporting wall needs removing (3.5m wide) and RSJ installed above plinths within ceiling." - MK19, job posted 19/06/24
£42/hr
£285/day
JA Project Management Services
Need an Extension Builder in Stony Stratford? JA Project Management Services has been helping local clients (20 mile radius) with their extension b...
"Loft conversion" - MILTON KEYNES, job posted 07/05/24
£40/hr
£268/day
Custom Glaze
Established over 34 years ago, we are a family run and independent business committed to our founding principle of providing our customers with hig...
"Loft conversion" - MILTON KEYNES, job posted 23/04/24
£41/hr
£279/day
Steve Miller Building Services
Our building services company Steve Miller Building Services have thirty-eight years’ experience and have been helping customers in Pagnell and t...
"Loft conversion Velux conversion" - MILTON KEYNES, job posted 29/12/23
£41/hr
£263/day
Avant-Garde Roofing Solutions Limited
Relax... you have found a reliable extension builder in Stony Stratford. Avant-Garde Roofing Solutions Limited is a friendly and reliable company b...
"Loft conversion" - MILTON KEYNES, job posted 27/09/23
Compare Stony Stratford extension builders rates
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Extension Builders near Milton Keynes | £39 | £263 |
| Extension Builders near Bletchley | £39 | £265 |
| Extension Builders near Aylesbury Vale | £36 | £246 |
| Extension Builders near Leighton Buzzard | £38 | £270 |
| Extension Builders near Northampton | £35 | £239 |
| Extension Builders near Ampthill | £38 | £258 |
| Extension Builders near Aylesbury | £42 | £270 |
| Extension Builders near Kempston | £44 | £273 |
| Extension Builders near Mid Bedfordshire | £42 | £276 |
| Extension Builders near Bicester | £35 | £249 |
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 - £26,128

Garden office - £10,128

Granny annexe - £87,128

Build a flat roof extension - £22,128

Convert a Garage - £16,128

Hip to gable loft conversion - £42,128

Convert a bungalow loft - £29,128

Build a dormer loft conversion - £42,128

Build a swimming pool - £81,128

Build a Mansard loft conversion - £52,128

Concrete foundations - £6,378

Underpin a building - £17,628

Two storey extension - £88,192

Convert a basement - £38,940

Side return extension - £42,940

Loft conversion - £34,950

Garage - £18,628

Single storey extension - £57,560

Outbuilding - £10,128

Install an RSJ - £2,328

Build a kitchen extension - £42,128
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