From £88,300
Experienced extension builder ready to quote for your work. P R CONSTRUCTION is the best extension builder in Herne Hill. No obligation free quotes...
From £88,120
Atelier 10 are here to help customers who need an Extension Builder in Herne Hill. We offer a competitive rate to complete all your extension build...
From £88,312
Trusted and professional extension builder in Herne Hill. Experienced in all extension buildering work and keeping within budget and on quote. Vida...
From £88,120
Quality Carpentry is a trusted extension builder serving customers in Herne Hill and the surrounding area. Contact us to today to get a competitive...
From £88,756
Business Email:info@ Glazing & Boarding With local glaziers available 24 hours a day, 7 days a week we...
From £88,036
We do all aspect of work in construction from basement to new build loft extension refurbishments
From £88,036
James Hall Property Solutions Ltd is a trusted extension builder serving customers in Herne Hill and the surrounding area. Contact us to today to g...
From £88,504
Our locally run, family building services company J&S Property Services has 65 years combined experience. We have been helping customers in London ...
From £88,084
Experienced extension builder ready to quote for your work. The Perfectionist is the best extension builder in Herne Hill. No obligation free quote...
From £88,756
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

Costs range from £88,036 (Asiya Property & Construction based in SE22) to £88,756 (Babar Jeweler Shop based in SE21), but these are just estimates. The best way to compare costs is to get real quotes from real builders.
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"Two storey extension" - HERNE HILL, job posted 01/12/25
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 - £17,702

Two storey extension - £88,302

Build a timber frame extension - £26,202

Build a swimming pool - £81,202

Single storey extension - £59,032

Side return extension - £43,768

Install an RSJ - £2,402

Outbuilding - £10,202

Build a Mansard loft conversion - £52,202

Loft conversion - £35,640

Build a kitchen extension - £42,202

Hip to gable loft conversion - £42,202

Granny annexe - £87,202

Garden office - £10,202

Convert a Garage - £16,202

Garage - £18,702

Build a flat roof extension - £22,202

Build a dormer loft conversion - £42,202

Concrete foundations - £6,452

Convert a bungalow loft - £29,202

Convert a basement - £39,768