From £54,680
Intellicasa is an established and experienced local extension builder in Notting Hill. Please contact us for a free, no obligation quote and compet...
From £59,640
As an architectural designer my work incorporates architectural layout and design, structure, material finishes, soft furnishings and garden layout...
From £59,800
PEMBRIDGE CONSTRUCTION LTD are here to help customers who need an Extension Builder in Notting Hill. We offer a competitive rate to complete all yo...
From £55,640
Trusted and professional extension builder in Notting Hill. Experienced in all extension buildering work and keeping within budget and on quote. Do...
From £60,440
Domus Italia is an Italian General Contractor specialized in construction, fit out and refurbishement operating in Residential and Commercial proje...
From £62,200
Relax... you have found a reliable extension builder in Notting Hill. M & A UK Ltd is a friendly and reliable company based in Notting Hill who con...
From £55,640
Right Build Group is a professional company for high- quality building services on the highest standard of performance in London.
From £57,240
MRJ Building Services is an established extension buildering business in Notting Hill. We come highly recommended and provide competitive quotes fo...
From £60,760
Experienced extension builder ready to quote for your work. HvB Development + Elnaz Namaki Studio is the best extension builder in Notting Hill. No...
From £59,320
Experienced extension builder ready to quote for your work. Hawkespur Ltd is the best extension builder in Notting Hill. No obligation free quotes ...

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 - £17,677

Two storey extension - £88,265

Build a timber frame extension - £26,177

Build a swimming pool - £81,177

Single storey extension - £58,536

Side return extension - £43,489

Install an RSJ - £2,377

Outbuilding - £10,177

Build a Mansard loft conversion - £52,177

Loft conversion - £35,408

Build a kitchen extension - £42,177

Hip to gable loft conversion - £42,177

Granny annexe - £87,177

Garden office - £10,177

Convert a Garage - £16,177

Garage - £18,677

Build a flat roof extension - £22,177

Build a dormer loft conversion - £42,177

Concrete foundations - £6,427

Convert a bungalow loft - £29,177

Convert a basement - £39,489