From £87,224
Gidea Park, RM2
Relax... you have found a reliable extension builder in RM2. A Star Construction is a friendly and reliable company based in RM2 who consider no jo...
From £87,048
Need to find an Extension Builder near you for all your extension buildering work?
KERFIELD BUILDING SERVICES LTD provides a local, trusted...
From £86,896
Trusted and professional extension builder in RM2. Experienced in all extension buildering work and keeping within budget and on quote. Chris Adams...
From £88,232
Optimus Build Solutions delivers exceptional construction services in London and surronding areas. Specializing in bathroom and kitchen refurbishme...
From £87,240
Q Boss D&B is an established extension buildering business in RM2. We come highly recommended and provide competitive quotes for your work.
From £86,976
ARMOUR BUILDING & REFURBS is a trusted extension builder serving customers in RM2 and the surrounding area. Contact us to today to get a competitiv...
From £87,448
Lori Construction Services Limited are here to help customers who need an Extension Builder in RM2. We offer a competitive rate to complete all you...
From £87,384
Prendi Construction Ltd is an established and experienced local extension builder in RM2. Please contact us for a free, no obligation quote and com...
From £86,952
SS Home Builders is a trusted extension builder serving customers in RM2 and the surrounding area. Contact us to today to get a competitive quote f...
From £87,248
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

Building a granny annexe ranges from £86,896 (Chris Adams Pebbledashing based in RM11) to £88,232 (Optimus Build Solutions based in Rm1), 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 RM2 by posting a job with HaMuch. We will send it to extension builders in RM2 who will be happy to help 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.

Underpin a building - £17,765

Two storey extension - £88,397

Build a timber frame extension - £26,265

Build a swimming pool - £81,265

Single storey extension - £60,296

Side return extension - £44,479

Install an RSJ - £2,465

Outbuilding - £10,265

Build a Mansard loft conversion - £52,265

Loft conversion - £36,233

Build a kitchen extension - £42,265

Hip to gable loft conversion - £42,265

Granny annexe - £87,265

Garden office - £10,265

Convert a Garage - £16,265

Garage - £18,765

Build a flat roof extension - £22,265

Build a dormer loft conversion - £42,265

Concrete foundations - £6,515

Convert a bungalow loft - £29,265

Convert a basement - £40,479