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P & P Building Services
Peter Gallagher
Experienced extension builder ready to quote for your work. P & P Building Services is the best extension builder in St Helens. No obligation free ...
"Dormer loft conversion" - ST HELENS, job posted 02/10/25
G. Finnigan Builders
G. Finnigan Builders is an established extension buildering business in St Helens. We come highly recommended and provide competitive quotes for yo...
"St Helens Council has released a tender for the internal refurbishment of Thatto Heath Primary School, aimed at enhancing SEND provision. The project is scheduled to run from 21 July to 29 August 2025, with an estimated contract value of £228,000 including VAT. The opportunity is reserved..." - WA10, job posted 19/06/25
Render & External Insulation Specialist
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
"Timber frame extension" - L35, job posted 12/05/24
Jc Properties
Relax... you have found a reliable extension builder in St Helens. Jc Properties is a friendly and reliable company based in St Helens who consider...
"Single storey extension, 18m2. Bi-fold doors (approx. 5m across) and 2/3no. velux windows." - ST HELENS, job posted 27/09/23
J.T.Construction
J.T.Construction is a trusted extension builder serving customers in St Helens and the surrounding area. Contact us to today to get a competitive q...
Fixit Cheshire
Fixit Cheshire is an established and experienced local extension builder in St Helens. Please contact us for a free, no obligation quote and compet...
JOHN ROSS BUILDERS LTD
Need to find an Extension Builder near you for all your extension buildering work?
JOHN ROSS BUILDERS LTD provides a local, trusted extensi...
Warrington Builders
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
KMC Brickwork
Need an Extension Builder in St Helens? KMC Brickwork has been helping local clients (20 mile radius) with their extension buildering jobs for many...
M L R Building Services
Mark Robinson
Trusted and professional extension builder in St Helens. Experienced in all extension buildering work and keeping within budget and on quote. M L R...
Mjharrison
Mark Harrison
From decorating, flat pacassembly, wet rooms, studwalls, doors frames, skirts,arcs, windows kitchens etc
SPL Building Services
Stephen Lowe
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Liverpool Builder
Liverpool Builder is an established extension buildering business in St Helens. We come highly recommended and provide competitive quotes for your ...
R Sargeant
Relax... you have found a reliable extension builder in St Helens. R Sargeant is a friendly and reliable company based in St Helens who consider no...
Higher End Construction Limited
Higher End Construction Limited is an established extension buildering business in St Helens. We come highly recommended and provide competitive qu...
Elevate Finishing
Experienced extension builder ready to quote for your work. Elevate Finishing is the best extension builder in St Helens. No obligation free quotes...
Hyst
Relax... you have found a reliable extension builder in St Helens. Hyst is a friendly and reliable company based in St Helens who consider no job a...
McBuild
McBuild is a trusted extension builder serving customers in St Helens and the surrounding area. Contact us to today to get a competitive quote for ...
£29/hr
£206/day
HPH Improvment&Building
Trusted and professional extension builder in St Helens. Experienced in all extension buildering work and keeping within budget and on quote. HPH I...
£35/hr
£246/day
CLJ Developments Ltd
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...
Compare St Helens extension builders rates
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Extension Builders near St Helens | £31 | £224 |
| Extension Builders near Prescot | £31 | £223 |
| Extension Builders near Knowsley | £31 | £222 |
| Extension Builders near Newton-le-Willows | £31 | £221 |
| Extension Builders near Huyton with Roby | £31 | £225 |
| Extension Builders near Ashton-in-Makerfield | £30 | £220 |
| Extension Builders near Widnes | £31 | £220 |
| Extension Builders near Golborne | £30 | £222 |
| Extension Builders near Orrell | £29 | £214 |
| Extension Builders near Kirkby | £31 | £224 |
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 - £25,776
Garden office - £9,776
Granny annexe - £86,776
Build a flat roof extension - £21,776
Convert a Garage - £15,776
Hip to gable loft conversion - £41,776
Convert a bungalow loft - £28,776
Build a dormer loft conversion - £41,776
Build a swimming pool - £80,776
Build a Mansard loft conversion - £51,776
Concrete foundations - £6,026
Underpin a building - £17,276
Two storey extension - £87,664
Convert a basement - £34,980
Side return extension - £38,980
Loft conversion - £31,650
Garage - £18,276
Single storey extension - £50,520
Outbuilding - £9,776
Install an RSJ - £1,976
Build a kitchen extension - £41,776
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