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J Pellow & Son Ltd
J Pellow & Son Ltd are here to help customers who need an Extension Builder in WD24. We offer a competitive rate to complete all your extension bui...
"Loft conversion" - WD19, job posted 07/05/26
Frame Brickwork
Relax... you have found a reliable extension builder in WD24. Frame Brickwork is a friendly and reliable company based in WD24 who consider no job ...
"Looking for a loft conversion with a flat shed dormer (1 bed and bathroom) i have plans which have been submitted so looking for quotes" - WD24, job posted 26/12/25
1st Choice Builders UK
Experienced extension builder ready to quote for your work. 1st Choice Builders UK is the best extension builder in WD24. No obligation free quotes...
"Loft conversion" - WD24, job posted 07/12/25
T N Roofing
T N Roofing is an established extension buildering business in WD24. We come highly recommended and provide competitive quotes for your work.
"Side return extension" - WD18, job posted 09/10/25
A&T Building
Andy
A&T Building is an established extension buildering business in WD24. We come highly recommended and provide competitive quotes for your work.
..."I am looking for quotes for a small rear extension on a terraced property in WD18, Watford. The extension will be built directly behind the existing kitchen and will house a toilet, stand-up shower, and a small hand basin. Existing Details: Existing Kitchen Width (internal): 2.01 metres ..." - WD18, job posted 07/08/25
Conversion Property and Electrical Services
Our building services company Conversion Property and Electrical Services has 17 years of experience in the industry. We have been helping customer...
"I am looking for quotes for a small rear extension on a terraced property in WD18, Watford. The extension will be built directly behind the existing kitchen and will house a toilet, stand-up shower, and a small hand basin. Existing Details: Property Type: Mid-terrace house Location: WD18,..." - WATFORD, job posted 07/08/25
Design & Build Builders Ltd
Trusted and professional extension builder in WD24. Experienced in all extension buildering work and keeping within budget and on quote. Design & B...
"Single storey extension" - WATFORD, job posted 26/05/25
Tonybuild
Relax... you have found a reliable extension builder in WD24. Tonybuild is a friendly and reliable company based in WD24 who consider no job as too...
"Hip to gable loft conversion" - WD24, job posted 28/01/25
Eeoc
Emilian Czeiszperger
Hello I am Emilian , the proud owner of Eeoc Ltd, A little about me With many happy and returning customers over the last 14 years, y...
"Loft conversion" - WD17, job posted 27/12/24
£52/hr
£306/day
DSB Premier Construction Limited
Homeowners look no further if you want a qualified extension builder to work in your home. DSB Premier Construction Limited are tidy and neat, prov...
"Two storey extension" - WATFORD, job posted 16/12/24
£38/hr
£239/day
Progressive Design London
Hertfordshire, WD24
Experienced extension builder ready to quote for your work. Progressive Design London is the best extension builder in WD24. No obligation free quo...
"Side return extension" - WD17, job posted 05/03/24
£43/hr
£268/day
Primrose Projects
Primrose Projects is an established and experienced local extension builder in WD24. Please contact us for a free, no obligation quote and competit...
£37/hr
£235/day
Crown Building
Hertfordshire, WD24
Relax... you have found a reliable extension builder in WD24. Crown Building is a friendly and reliable company based in WD24 who consider no job a...
£45/hr
£285/day
Architectural Brickwork Services
In an unstable market house extensions are often the most viable option, helping you to get the most out of the space you have without the addition...
Quickly find an Extension Builder in WD24
Use these steps to find Extension Builders in WD24 for FREE!
- Post your job: Click "Get quotes" and briefly describe your job.
- Enter your details: We’ll match you with Extension Builders in WD24. We’ll notify you via text or email when an Extension Builder is available to quote.
- Select your Extension Builder: Compare Extension Builders interested in working with you. You can use HaMuch to safely message local WD24 Extension Builders or phone them directly - you’re in control!
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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.
Build a timber frame extension - £26,416
Garden office - £10,416
Granny annexe - £87,416
Build a flat roof extension - £22,416
Convert a Garage - £16,416
Hip to gable loft conversion - £42,416
Convert a bungalow loft - £29,416
Build a dormer loft conversion - £42,416
Build a swimming pool - £81,416
Build a Mansard loft conversion - £52,416
Concrete foundations - £6,666
Underpin a building - £17,916
Two storey extension - £88,624
Convert a basement - £42,180
Side return extension - £46,180
Loft conversion - £37,650
Garage - £18,916
Single storey extension - £63,320
Outbuilding - £10,416
Install an RSJ - £2,616
Build a kitchen extension - £42,416
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