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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...
"Kitchen extension 8 m long by 4 m wide" - MK2, job posted 16/10/26
Highland Homes & Gardens
Need an Extension Builder in MK14? Highland Homes & Gardens has been helping local clients (20 mile radius) with their extension buildering jobs fo...
"Two single bedroom" - MK8, job posted 22/06/26
Langton Build
Trusted and professional extension builder in MK14. Experienced in all extension buildering work and keeping within budget and on quote. Langton Bu...
"Timber frame first floor extension above the garage, with outer leaf brickwork and tiled pitched roof above." - MK6, job posted 04/05/26
Dean Prichard Building Services
Relax... you have found a reliable extension builder in MK14. Dean Prichard Building Services is a friendly and reliable company based in MK14 who ...
"Kitchen extension" - MILTON KEYNES, job posted 05/02/26
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...
"Loft conversion" - MILTON KEYNES, job posted 14/08/25
Asanta Builder
Need to find an Extension Builder near you for all your extension buildering work?
Asanta Builder provides a local, trusted extension build...
"Kitchen extension" - MILTON KEYNES, job posted 30/05/25
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...
"Garage conversion" - MILTON KEYNES, job posted 25/05/25
D Catt Builders
Need an Extension Builder in MK14? D Catt Builders has been helping local clients (20 mile radius) with their extension buildering jobs for many ye...
"First floor extension" - MK12, job posted 23/05/25
JAB
John Addis
Our building services company JAB Home Improvements helps customers in Milton Keynes and the surrounding area by providing professional, trustworth...
"Kitchen extension" - MILTON KEYNES, job posted 08/04/25
"Garage conversion to a kitchen" - MILTON KEYNES, job posted 25/03/25
£42/hr
£285/day
JA Project Management Services
Need an Extension Builder in MK14? JA Project Management Services has been helping local clients (20 mile radius) with their extension buildering j...
"Garage conversion" - MILTON KEYNES, job posted 25/03/25
£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...
"Single storey extension" - MILTON KEYNES, job posted 22/02/25
£43/hr
£279/day
Alexander Bradshaw LTD
Relax... you have found a reliable extension builder in MK14. Alexander Bradshaw LTD is a friendly and reliable company based in MK14 who consider ...
"Loft conversion with dormer" - MK3, job posted 12/02/25
£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 17/12/24
£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 18/07/24
Compare MK14 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 Leighton Buzzard | £38 | £270 |
| Extension Builders near Ampthill | £38 | £258 |
| Extension Builders near Kempston | £44 | £273 |
| Extension Builders near Mid Bedfordshire | £42 | £276 |
| Extension Builders near Aylesbury Vale | £36 | £246 |
| Extension Builders near Bedford | £45 | £278 |
| Extension Builders near South Bedfordshire | £45 | £278 |
| Extension Builders near Northampton | £35 | £239 |
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 - £26,136

Garden office - £10,136

Granny annexe - £87,136

Build a flat roof extension - £22,136

Convert a Garage - £16,136

Hip to gable loft conversion - £42,136

Convert a bungalow loft - £29,136

Build a dormer loft conversion - £42,136

Build a swimming pool - £81,136

Build a Mansard loft conversion - £52,136

Concrete foundations - £6,386

Underpin a building - £17,636

Two storey extension - £88,204

Convert a basement - £39,030

Side return extension - £43,030

Loft conversion - £35,025

Garage - £18,636

Single storey extension - £57,720

Outbuilding - £10,136

Install an RSJ - £2,336

Build a kitchen extension - £42,136
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