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SH Enterprise
Need the extension buildering job done quickly without breaking the bank? SH Enterprise offer fast, reliable, and affordable extension buildering s...
"Concrete foundation" - W1T, job posted 16/10/25
CK Constructions & Development Ltd
CK Constructions & Development Ltd is a trusted extension builder serving customers in University College London and the surrounding area. Contact ...
A to Z Builders Ltd
A to Z Builders Ltd are here to help customers who need an Extension Builder in University College London. We offer a competitive rate to complete ...
JK Doors
JK Doors is a trusted extension builder serving customers in University College London and the surrounding area. Contact us to today to get a compe...
JM Building Services
JM Building Services is a trusted extension builder serving customers in University College London and the surrounding area. Contact us to today to...
ELJHANI BUILDING & PROPERTY MANAGEMENT SERVICES LTD
Hussein Eljhani
We are highly professional Builders Company, hones pricing and reliable, we leave all areas clean and tidy.
Buildwiser
Buildwiser is a trusted extension builder serving customers in University College London and the surrounding area. Contact us to today to get a com...
F & F Building Services
F & F Building Services is an established extension buildering business in University College London. We come highly recommended and provide compet...
Q Lofts and Extensions
Anthony Sullivan
We build Lofts. We build Extensions. We undertake conversions. Our Terms and conditions apply as shown in our starter packs.
£42/hr
£269/day
plansing
Plansing Ltd
Experience the best architectural design services with PLANSING, where we flawlessly integrate innovative architectural designer products to bring ...
£41/hr
£255/day
TOP CONSTRUCTION
TOP CONSTRUCTION is an established extension buildering business in University College London. We come highly recommended and provide competitive q...
£26/hr
£26/day
London Design And Build
London Design And Build
Here at London Design and Build, our team of architects, interior designers, structural engineers and contractors, offer a bespoke, turn-key servic...
£48/hr
£303/day
Masters Construction UK
Joel Cayless white
20 years experience in high end carpentry, joinery and furniture making
£47/hr
£296/day
Atlant Construction
Atlant Construction is an established extension buildering business in University College London. We come highly recommended and provide competitiv...
£50/hr
£309/day
Longland Construction
Longland Construction LTD is a high end refurbishment contractor and sub contractor company in London and surrounding areas. Woodwork, painting and...
£48/hr
£300/day
FLAVIA CONDE
FLAVIA CONDE is an established and experienced local extension builder in University College London. Please contact us for a free, no obligation qu...
£44/hr
£273/day
Pacho Build Ltd
Need to find an Extension Builder near you for all your extension buildering work?
Pacho Build Ltd provides a local, trusted extension buil...
£43/hr
£266/day
NWL BUILDERS LTD
NWL BUILDERS LTD are here to help customers who need an Extension Builder in University College London. We offer a competitive rate to complete all...
£41/hr
£258/day
JAY Executinos LTD
JAY Executions LTD is a construction company that specializes in Facade design, Electrical design & Engineering, and Property refurbishments. With ...
£44/hr
£277/day
KBB Master Builder LTD
I would like to take this opportunity to introduce the services offered by KBB Master Builder LTD. KBB Master Builder prides itself on offering hi...
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Use these steps to find Extension Builders in University College London for FREE!
- Post your job: Click "Get quotes" and briefly describe your job.
- Enter your details: We’ll match you with Extension Builders in University College London. 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 University College London 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 - £26,216

Garden office - £10,216

Granny annexe - £87,216

Build a flat roof extension - £22,216

Convert a Garage - £16,216

Hip to gable loft conversion - £42,216

Convert a bungalow loft - £29,216

Build a dormer loft conversion - £42,216

Build a swimming pool - £81,216

Build a Mansard loft conversion - £52,216

Concrete foundations - £6,466

Underpin a building - £17,716

Two storey extension - £88,324

Convert a basement - £39,930

Side return extension - £43,930

Loft conversion - £35,775

Garage - £18,716

Single storey extension - £59,320

Outbuilding - £10,216

Install an RSJ - £2,416

Build a kitchen extension - £42,216
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