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QA's Pointing and Brick Repair
QA's Pointing Brick Repair
Relax... you have found a reliable extension builder in Battersea. QA's Pointing and Brick Repair is a friendly and reliable company based in Batte...
"Single storey extension" - SW18, job posted 23/03/26
Red Box Maintenance Ltd
Red Box are a Fulham-based building and decorating business who work in West and Southwest London, and who specialise in fine interior renovations,...
"A 8 meter by 1 story high wall to removed clear way and rebuild" - SW4, job posted 18/08/25
D & G Building & Decorating
Experienced extension builder ready to quote for your work. D & G Building & Decorating is the best extension builder in Battersea. No obligation f...
"Single storey extension" - BALHAM, job posted 26/02/25
London Construction
Battersea, SW11
London Construction is an established and experienced local extension builder in Battersea. Please contact us for a free, no obligation quote and c...
R C BUILDER
R C BUILDER is a trusted extension builder serving customers in Battersea and the surrounding area. Contact us to today to get a competitive quote ...
Battersea Plumbers
kanreen
Battersea London, SW11
Need an Extension Builder in Battersea? Battersea Plumbers has been helping local clients (5 mile radius) with their extension buildering jobs for ...
SW15 BUILDERS LTD
Need an Extension Builder in Battersea? SW15 BUILDERS LTD has been helping local clients (5 mile radius) with their extension buildering jobs for m...
Soceanu Construction Ltd
John Soceanu
We offer expert restoration and refurbishment services designed to breathe new life into your property. Whether you’re looking to restore a histo...
The Patio Co
The Patio Co is an established and experienced local extension builder in Battersea. Please contact us for a free, no obligation quote and competit...
Phormwork
Phormwork are here to help customers who need an Extension Builder in Battersea. We offer a competitive rate to complete all your extension builder...
Newspace Interiors
Newspace Interiors is an established extension buildering business in Battersea. We come highly recommended and provide competitive quotes for your...
Beaufort Construction London Ltd
Battersea Greater London, SW11
Beaufort Construction London specialises in the design, build and project management of both residential and commercial construction projects throu...
London Design Collaborative
In a throwaway world, the core to our design ethos is to create cabinets and interiors of beauty and function that are timeless.Our head designer R...
Pure Contractors Ltd
Battersea London, SW11
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...
Koncept Bathrooms
Need an Extension Builder in Battersea? Koncept Bathrooms has been helping local clients (5 mile radius) with their extension buildering jobs for m...
TELEMARK CONSTRUCTION LTD
TELEMARK CONSTRUCTION LTD is a trusted extension builder serving customers in Battersea and the surrounding area. Contact us to today to get a comp...
BUILD TEAM
Need to find an Extension Builder near you for all your extension buildering work?
BUILD TEAM provides a local, trusted extension builderin...
£41/hr
£255/day
Interior Space Solutions Ltd
Interior Space Solutions Ltd (Trading as Loft Concept ) are a trustworthy and reliable company that undertake Loft Conversion and Kitchen Extension...
£42/hr
£262/day
Leon
Leon is an established and experienced local extension builder in Battersea. Please contact us for a free, no obligation quote and competitive rate...
£40/hr
£248/day
Palm Property Developments Ltd
Battersea Greater London, SW11
Experienced extension builder ready to quote for your work. Palm Property Developments Ltd is the best extension builder in Battersea. No obligatio...
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Local Extension Builders in London Boroughs
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 - £26,208

Garden office - £10,208

Granny annexe - £87,208

Build a flat roof extension - £22,208

Convert a Garage - £16,208

Hip to gable loft conversion - £42,208

Convert a bungalow loft - £29,208

Build a dormer loft conversion - £42,208

Build a swimming pool - £81,208

Build a Mansard loft conversion - £52,208

Concrete foundations - £6,458

Underpin a building - £17,708

Two storey extension - £88,312

Convert a basement - £39,840

Side return extension - £43,840

Loft conversion - £35,700

Garage - £18,708

Single storey extension - £59,160

Outbuilding - £10,208

Install an RSJ - £2,408

Build a kitchen extension - £42,208
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