Jatinder Kahlon
Hi, I’m Jatinder. I’m a qualified electrician and gas safe registered professional with 10 years of experience in the trade. We specialise in l...
Relax... you have found a reliable extension builder in Hampton. BUILDING SPACE UK LTD is a friendly and reliable company based in Hampton who cons...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Trusted and professional extension builder in Hampton. Experienced in all extension buildering work and keeping within budget and on quote. Pulton ...
Need to find an Extension Builder near you for all your extension buildering work?
Slick Construction Ltd provides a local, trusted extensi...
Power Bespoke Building Limited is an established extension buildering business in Hampton. We come highly recommended and provide competitive quote...
Trusted and professional extension builder in Hampton. Experienced in all extension buildering work and keeping within budget and on quote. TFC Con...
Need to find an Extension Builder near you for all your extension buildering work?
WONGS BUILDERS LTD provides a local, trusted extension b...
Experienced extension builder ready to quote for your work. J H CONSTRUCTION is the best extension builder in Hampton. No obligation free quotes an...

Costs range from £87,844 (Tota Builders based in TW2) to £88,672 (Power Bespoke Building Limited based in TW12), but these are just estimates. The best way to compare costs is to get real quotes from real builders.
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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 - £17,701

Two storey extension - £88,301

Build a timber frame extension - £26,201

Build a swimming pool - £81,201

Single storey extension - £59,016

Side return extension - £43,759

Install an RSJ - £2,401

Outbuilding - £10,201

Build a Mansard loft conversion - £52,201

Loft conversion - £35,633

Build a kitchen extension - £42,201

Hip to gable loft conversion - £42,201

Granny annexe - £87,201

Garden office - £10,201

Convert a Garage - £16,201

Garage - £18,701

Build a flat roof extension - £22,201

Build a dormer loft conversion - £42,201

Concrete foundations - £6,451

Convert a bungalow loft - £29,201

Convert a basement - £39,759