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Bspec Ltd
Mick Singh
At Building Services Contractors we pride ourselves on an efficient and friendly service, and strive to achieve 100% customer satisfaction.
From £58,520
Fedora and sons Ltd
MIHAI Martolea
Member since September 2026
Fedora and sons Ltd is a trusted extension builder serving customers in Stratford and the surrounding area. Contact us to today to get a competitiv...
CC&D BUILDING LTD
Catalin CIOBANU
Experienced extension builder ready to quote for your work. CC&D BUILDING LTD is the best extension builder in Stratford. No obligation free quotes...
M Saleem Builders
Relax... you have found a reliable extension builder in Stratford. M Saleem Builders is a friendly and reliable company based in Stratford who cons...
UK Drywall Ltd
UK Drywall Ltd is an established and experienced local extension builder in Stratford. Please contact us for a free, no obligation quote and compet...
KS Plastering SERVICE
Sampson Essien
Thistle Bonding Coat: Ideal for use on low-suction backgrounds such as brick or concrete blocks, this product provided a solid foundation, Thi...
GNB Construction Builders Ltd
Trusted and professional extension builder in Stratford. Experienced in all extension buildering work and keeping within budget and on quote. GNB C...
G HAMID CONSTRUCTION LTD
Relax... you have found a reliable extension builder in Stratford. G HAMID CONSTRUCTION LTD is a friendly and reliable company based in Stratford w...
Kaseno Group
Kaseno Group are here to help customers who need an Extension Builder in Stratford. We offer a competitive rate to complete all your extension buil...
Dragan Building Construction
Need to find an Extension Builder near you for all your extension buildering work?
Dragan Building Construction provides a local, trusted e...
Extension builder estimates (based on hourly rates) to build a single storey extension in Stratford
- How much does a single storey extension cost?
- Single storey extension cost calculator
- What size single storey extension can I build without planning permission?
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- How deep do foundations need to be for a single storey extension?
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Estimates for common extension builder jobs in Stratford;
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.
Underpin a building - £17,610
Two storey extension - £88,164
Build a timber frame extension - £26,110
Build a swimming pool - £81,110
Single storey extension - £57,192
Side return extension - £42,733
Install an RSJ - £2,310
Outbuilding - £10,110
Build a Mansard loft conversion - £52,110
Loft conversion - £34,778
Build a kitchen extension - £42,110
Hip to gable loft conversion - £42,110
Granny annexe - £87,110
Garden office - £10,110
Convert a Garage - £16,110
Garage - £18,610
Build a flat roof extension - £22,110
Build a dormer loft conversion - £42,110
Concrete foundations - £6,360
Convert a bungalow loft - £29,110
Convert a basement - £38,733