How HaMuch saves you money
Post your job for free
We send your job to ALL IG2 extension builders
Compare quotes
Available extension builders in IG2 reply
Save Money
Select your affordable IG2 extension builder
Post your job
Render
Experienced extension builder ready to quote for your work. Render is the best extension builder in IG2. No obligation free quotes and many happy c...
Decorating Building Service
Decorating Building Service are here to help customers who need an Extension Builder in IG2. We offer a competitive rate to complete all your exten...
From £87,176
Fedora and sons Ltd
MIHAI Martolea
Member since September 2026
Fedora and sons Ltd is a trusted extension builder serving customers in IG2 and the surrounding area. Contact us to today to get a competitive quot...
MD Building & Project Management Ltd
Need an Extension Builder in IG2? MD Building & Project Management Ltd has been helping local clients (10 mile radius) with their extension builder...
M & S Builders
M & S Builders is a trusted extension builder serving customers in IG2 and the surrounding area. Contact us to today to get a competitive quote for...
B J CULLEN BUILDERS
B J CULLEN BUILDERS are here to help customers who need an Extension Builder in IG2. We offer a competitive rate to complete all your extension bui...
Major Building Contractors Ltd
Relax... you have found a reliable extension builder in IG2. Major Building Contractors Ltd is a friendly and reliable company based in IG2 who con...
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 IG2. No obligation free quotes and many happy cus...
CREATIVE BUILDING SOLUTIONS
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
Granny Annexe Cost in IG2
Building a granny annexe ranges from £86,896 (Jhon based in IG1) to £87,712 (Render based in IG1), but these are just estimates that can help give you an idea of who will be better value in your area.
The best thing to do is to get quotes to build a granny annexe in IG2 by posting a job with HaMuch. We will send it to extension builders in IG2 who will be happy to help you.
"Granny annexe" - REDBRIDGE, job posted 10/01/25
- How much does a granny annexe cost to build in the UK?
- What is a granny annexe?
- How big can a granny annexe be?
- How to get planning permission for a granny annexe
- What is the granny annexe tax loophole?
- Does an annexe increase council tax?
- Do you need planning permission to convert a garage into a granny flat?
- Can you claim VAT back on a granny annexe?
- Can I let out my granny annexe?
- Does an annexe increase property value?
- Can a granny annexe be sold separately?
- Do you have to pay stamp duty on an annexe?
Get extension builder rates instantly
Estimates for common extension builder jobs in IG2;
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 - £17,671
Two storey extension - £88,257
Build a timber frame extension - £26,171
Build a swimming pool - £81,171
Single storey extension - £58,424
Side return extension - £43,426
Install an RSJ - £2,371
Outbuilding - £10,171
Build a Mansard loft conversion - £52,171
Loft conversion - £35,355
Build a kitchen extension - £42,171
Hip to gable loft conversion - £42,171
Granny annexe - £87,171
Garden office - £10,171
Convert a Garage - £16,171
Garage - £18,671
Build a flat roof extension - £22,171
Build a dormer loft conversion - £42,171
Concrete foundations - £6,421
Convert a bungalow loft - £29,171
Convert a basement - £39,426