Sean Smithers
Our building services company SDS Constructions has been established for many years and have been providing customers in Dagenham and the surroundi...
Shaik Jamal
Welcome to RTC Plumbers! With over 15 years of experience, we offer a range of plumbing services from simple repairs to complex installations, each...
From £52,600
Erald Kanani
Member since August 2025
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Need to find an Extension Builder near you for all your extension buildering work?
ESK Builders provides a local, trusted extension builder...
Need an Extension Builder in Ilford? MD Building & Project Management Ltd has been helping local clients (10 mile radius) with their extension buil...
Catalin CIOBANU
Experienced extension builder ready to quote for your work. CC&D BUILDING LTD is the best extension builder in Ilford. No obligation free quotes an...
Relax... you have found a reliable extension builder in Ilford. M Saleem Builders is a friendly and reliable company based in Ilford who consider n...
UK Drywall Ltd is an established and experienced local extension builder in Ilford. Please contact us for a free, no obligation quote and competiti...
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...
Relax... you have found a reliable extension builder in Ilford. G HAMID CONSTRUCTION LTD is a friendly and reliable company based in Ilford who con...

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 - £17,552

Two storey extension - £88,078

Build a timber frame extension - £26,052

Build a swimming pool - £81,052

Single storey extension - £56,040

Side return extension - £42,085

Install an RSJ - £2,252

Outbuilding - £10,052

Build a Mansard loft conversion - £52,052

Loft conversion - £34,238

Build a kitchen extension - £42,052

Hip to gable loft conversion - £42,052

Granny annexe - £87,052

Garden office - £10,052

Convert a Garage - £16,052

Garage - £18,552

Build a flat roof extension - £22,052

Build a dormer loft conversion - £42,052

Concrete foundations - £6,302

Convert a bungalow loft - £29,052

Convert a basement - £38,085