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SDS Constructions
Sean Smithers
Our building services company SDS Constructions has been established for many years and have been providing customers in Dagenham and the surroundi...
RTC Plumbers
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 £15,880
Can design and Construction
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...
ESK Builders
Need to find an Extension Builder near you for all your extension buildering work?
ESK Builders provides a local, trusted extension builder...
MD Building & Project Management Ltd
Need an Extension Builder in Seven Kings? MD Building & Project Management Ltd has been helping local clients (10 mile radius) with their extension...
S A BUILDERS & CONTRACTORS LTD
S A BUILDERS & CONTRACTORS LTD is a trusted extension builder serving customers in Seven Kings and the surrounding area. Contact us to today to get...
PHOENIX DEVELOPMNTS LONDON LTD
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
MONOLITH CONSTRUCTION LTD
Need an Extension Builder in Seven Kings? MONOLITH CONSTRUCTION LTD has been helping local clients (10 mile radius) with their extension buildering...
Tony Rutter
Need an Extension Builder in Seven Kings? Tony Rutter has been helping local clients (10 mile radius) with their extension buildering jobs for many...
Buildem Ltd
Buildem Ltd is a trusted extension builder serving customers in Seven Kings and the surrounding area. Contact us to today to get a competitive quot...
Garage conversion cost in Seven Kings
Garage conversions in Seven Kings typically range from £15,416 (RTC Plumbers based in RM6) to £16,368 (MONOLITH CONSTRUCTION LTD based in RM9), but the only way to get an accurate cost for your specific project is to get quotes.
Post a job with HaMuch and we'll send it to extension builders in Seven Kings who will be happy to help.
- How much does a garage conversion cost?
- What affects the cost of a garage conversion?
- What is the cheapest way to convert a garage to a living space?
- How long will a garage conversion take?
- Do I need an architect to convert my garage?
- Do you need planning permission to convert a garage to a room?
- Do you need building regulations approval for a garage conversion?
- Does converting a garage devalue your house?
- Do you need foundations to brick up a garage door?
- What is the 4-year rule for garage conversions?
- Can a converted garage count as a bedroom?
- How difficult is it to convert a garage?
- Is it worth converting my garage?
Get extension builder rates instantly
Estimates for common extension builder jobs in Seven Kings;
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 - £17,636
Two storey extension - £88,204
Build a timber frame extension - £26,136
Build a swimming pool - £81,136
Single storey extension - £57,720
Side return extension - £43,030
Install an RSJ - £2,336
Outbuilding - £10,136
Build a Mansard loft conversion - £52,136
Loft conversion - £35,025
Build a kitchen extension - £42,136
Hip to gable loft conversion - £42,136
Granny annexe - £87,136
Garden office - £10,136
Convert a Garage - £16,136
Garage - £18,636
Build a flat roof extension - £22,136
Build a dormer loft conversion - £42,136
Concrete foundations - £6,386
Convert a bungalow loft - £29,136
Convert a basement - £39,030