How HaMuch saves you money
Post your job for free
We send your job to ALL Seven Kings extension builders
Compare quotes
Available extension builders in Seven Kings reply
Save Money
Select your affordable Seven Kings extension builder
Post your job
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...
"Loft conversion" - SEVEN KINGS, job posted 23/01/26
£37/hr
£235/day
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...
"I need to repair bays as its crumbling I don't know how to describe if you come and see what I mean. Avtar" - E12, job posted 24/08/24
Render
Experienced extension builder ready to quote for your work. Render is the best extension builder in Seven Kings. No obligation free quotes and many...
Decorating Building Service
Decorating Building Service are here to help customers who need an Extension Builder in Seven Kings. We offer a competitive rate to complete all yo...
£43/hr
£272/day
Fedora and sons Ltd
MIHAI Martolea
Member since September 2026
Fedora and sons Ltd is a trusted extension builder serving customers in Seven Kings and the surrounding area. Contact us to today to get a competit...
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...
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...
M & S Builders
M & S Builders is a trusted extension builder serving customers in Seven Kings and the surrounding area. Contact us to today to get a competitive q...
B J CULLEN BUILDERS
B J CULLEN BUILDERS are here to help customers who need an Extension Builder in Seven Kings. We offer a competitive rate to complete all your exten...
Major Building Contractors Ltd
Relax... you have found a reliable extension builder in Seven Kings. Major Building Contractors Ltd is a friendly and reliable company based in Sev...
Sz Builders
Need to find an Extension Builder near you for all your extension buildering work?
Sz Builders provides a local, trusted extension builderi...
Jhon
Experienced extension builder ready to quote for your work. Jhon is the best extension builder in Seven Kings. No obligation free quotes and many h...
CREATIVE BUILDING SOLUTIONS
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
KLR Shopfitters
KLR Shopfitters
RM82R
KLR Shopfitters supplies and fits modern aluminium shopfronts designed for strength, clarity, and long-lasting performance. Our service covers the ...
Gill Builders
Relax... you have found a reliable extension builder in Seven Kings. Gill Builders is a friendly and reliable company based in Seven Kings who cons...
Jodan Building Contractors Ltd
Based in Dagenham Jodan Building Contractors Ltd are a father and son family run business who are reliable, professional, local kitchen fitters who...
IP Constructions
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
BENNING CONSTRUCTION LIMITED
Need to find an Extension Builder near you for all your extension buildering work?
BENNING CONSTRUCTION LIMITED provides a local, trusted e...
Sirha Builders
Need an Extension Builder in Seven Kings? Sirha Builders has been helping local clients (10 mile radius) with their extension buildering jobs for m...
Quickly find an Extension Builder in Seven Kings
Use these steps to find Extension Builders in Seven Kings for FREE!
- Post your job: Click "Get quotes" and briefly describe your job.
- Enter your details: We’ll match you with Extension Builders in Seven Kings. We’ll notify you via text or email when an Extension Builder is available to quote.
- Select your Extension Builder: Compare Extension Builders interested in working with you. You can use HaMuch to safely message local Seven Kings Extension Builders or phone them directly - you’re in control!
Local Extension Builders in London Boroughs
Job estimates from extension builders near you
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.

Build a timber frame extension - £26,128

Garden office - £10,128

Granny annexe - £87,128

Build a flat roof extension - £22,128

Convert a Garage - £16,128

Hip to gable loft conversion - £42,128

Convert a bungalow loft - £29,128

Build a dormer loft conversion - £42,128

Build a swimming pool - £81,128

Build a Mansard loft conversion - £52,128

Concrete foundations - £6,378

Underpin a building - £17,628

Two storey extension - £88,192

Convert a basement - £38,940

Side return extension - £42,940

Loft conversion - £34,950

Garage - £18,628

Single storey extension - £57,560

Outbuilding - £10,128

Install an RSJ - £2,328

Build a kitchen extension - £42,128
People in Seven Kings searching for a Extension Builder also viewed...
The Largest Database of UK Trade Rates
At HaMuch we know what tradespeople charge because we have the largest database of rates anywhere in the UK. If you want quotes for jobs at the right price for you, post your jobs with HaMuch and get your home improvements kickstarted straight away!