Find affordable Buckinghamshire extension builders now

Extension builders rates in Buckinghamshire range from £30/hour £239/day (Lp Townsend Brickwork) to £46/hour £299/day (HAMPTON CONSTRUCTION LTD). To see prices and availability now for your job click green button.

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£30/hr

£240/day

Rates updated Oct 26
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Lp Townsend Brickwork

Lee Townsend

Need to find an Extension Builder near you for all your extension buildering work?

Lp Townsend Brickwork provides a local, trusted extensio...

"Single storey extension" - HP11, job posted 25/09/26

£42/hr

£273/day

Rates verified Oct 26
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Buildmac Ltd

Chris Czerwinski

About us: Buildmac Ltd is a well-established, trustworthy, reliable and professional business based in High Wycombe, covering all surrounding areas...

"Single storey extension side extention with bathroom and two velux windows 5mx3.2m single story rear extention for dinner 2.6m x 3.5 m" - HP11, job posted 18/07/26

£41/hr

£285/day

Last active Oct 26
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ABC Associates STRUCTURES 4 U

Relax... you have found a reliable extension builder in Buckinghamshire. ABC Associates STRUCTURES 4 U is a friendly and reliable company based in ...

"Building cluster body cluster board cluster board and +3" - SL7, job posted 16/05/26

£40/hr

£254/day

Last active Oct 26
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BeautifulRenovation

BeautifulRenovation are here to help customers who need an Extension Builder in Buckinghamshire. We offer a competitive rate to complete all your e...

"Loft conversion" - BEACONSFIELD, job posted 15/10/25

£38/hr

£249/day

Last active Oct 26
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EIC Builders Ltd

EIC Builders Ltd are here to help customers who need an Extension Builder in Buckinghamshire. We offer a competitive rate to complete all your exte...

"Hip to gable Dormer loft conversion" - HIGH WYCOMBE, job posted 05/10/25

£40/hr

£261/day

Last active Oct 26
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B.A Ruffle Building Contractor

B.A Ruffle Building Contractor is an established extension buildering business in Buckinghamshire. We come highly recommended and provide competiti...

"Single storey extension" - MARLOW, job posted 14/08/25

£46/hr

£298/day

Last active Oct 26
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HAMPTON CONSTRUCTION LTD

HAMPTON CONSTRUCTION LTD are here to help customers who need an Extension Builder in Buckinghamshire. We offer a competitive rate to complete all y...

"Rear and side extension to 1960s detached house" - HP14, job posted 23/07/25

£35/hr

£239/day

Last active Aug 26
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TENNORCREST CONSTRUCTION

Trusted and professional extension builder in Buckinghamshire. Experienced in all extension buildering work and keeping within budget and on quote....

"Single storey extension" - HIGH WYCOMBE, job posted 06/10/24

£38/hr

£247/day

Last active Aug 26
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A Iqbal Construction Ltd

Our building services company A Iqbal Construction Ltd was established in 2018. Since then, we have been helping customers in Slough and the surrou...

"Hi I was hoping to get a quote for the renovation of an entire house. It’s about 60 years old. I would need: 1. potential plastering of walls, r 2. removal of an existing kitchen & fitting of new 3. Removal of 1 bathroom & fitting of 2 4. garage conversion 5. flooring & carpet, ..." - HP10, job posted 05/09/24

£37/hr

£241/day

Last active Aug 26
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Rai Builders

Experienced extension builder ready to quote for your work. Rai Builders is the best extension builder in Buckinghamshire. No obligation free quote...

"Single storey extension" - HIGH WYCOMBE, job posted 20/08/24

£46/hr

£294/day

Last active Aug 26
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Mario Polish Builders

Mario

Trusted and professional extension builder in Buckinghamshire. Experienced in all extension buildering work and keeping within budget and on quote....

"Side return extension" - WYCOMBE, job posted 10/04/24

£45/hr

£290/day

Last active Jul 26
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6:59 Ltd

Location

Buckinghamshire, SL9

Need to find an Extension Builder near you for all your extension buildering work?

6:59 Ltd provides a local, trusted extension buildering ...

"Hi , I am looking for quote for rear extension of 76.5 sq meters? Thanks, Deven" - HP12, job posted 18/12/23

£40/hr

£262/day

Last active Jul 26
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Building High Wycombe

Relax... you have found a reliable extension builder in Buckinghamshire. Building High Wycombe is a friendly and reliable company based in Buckingh...

"7 by 6 rear extension plus loft conversion" - HIGH WYCOMBE, job posted 16/12/23

£39/hr

£255/day

Last active Jul 26
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Mitchell & Co Building & Renovations Ltd

Mitchell & Co Building & Renovations Ltd is an established extension buildering business in Buckinghamshire. We come highly recommended and provide...

£45/hr

£299/day

Last active Jul 26
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jesson ladscaping and construction

Location

Buckinghamshire, HP15

Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

£45/hr

£293/day

Last active Jul 26
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Be Illuminated

Location

Buckinghamshire, HP9

Be Illuminated are here to help customers who need an Extension Builder in Buckinghamshire. We offer a competitive rate to complete all your extens...

£44/hr

£296/day

Last active Jul 26
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Steve Knight Construction

Location

Buckinghamshire, HP15

Steve Knight Construction is a High Wycombe based Building Company with 38 years experience in all aspects of the Construction Industry. We are abl...

£38/hr

£254/day

Last active Jul 26
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GREENWORKS CONSTRUCTION

GREENWORKS CONSTRUCTION is an established and experienced local extension builder in Buckinghamshire. Please contact us for a free, no obligation q...

£42/hr

£276/day

Last active Jul 26
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JAYEM BUILDING SERVICES LTD

Need to find an Extension Builder near you for all your extension buildering work?

JAYEM BUILDING SERVICES LTD provides a local, trusted ex...

£43/hr

£285/day

Last active Jul 26
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Charts Project Management and Build

Location

Buckinghamshire, HP13

Our building services company Charts Project Management and Build has been helping customers in Buckinghamshire and the surrounding area by providi...

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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.

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