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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
Torrington
Torrington Design
NIECEIC / NAAPIT GASSAFE WATER REGULATIONS We offer services towards completion of high end construction projects to dis...
"Did callout made safe my elctrical work thanks" - reviewed 16/05/23, REECYRUSSO
CK Constructions & Development Ltd
CK Constructions & Development Ltd is a trusted extension builder serving customers in Fleet Street and the surrounding area. Contact us to today t...
"Basement conversion" - LAMBETH, job posted 02/05/25
A to Z Builders Ltd
A to Z Builders Ltd are here to help customers who need an Extension Builder in Fleet Street. We offer a competitive rate to complete all your exte...
JK Doors
JK Doors is a trusted extension builder serving customers in Fleet Street and the surrounding area. Contact us to today to get a competitive quote ...
GS Fabric Ltd
GS Fabric Ltd is an established and experienced local extension builder in Fleet Street. Please contact us for a free, no obligation quote and comp...
JM Building Services
JM Building Services is a trusted extension builder serving customers in Fleet Street and the surrounding area. Contact us to today to get a compet...
Buildwiser
Buildwiser is a trusted extension builder serving customers in Fleet Street and the surrounding area. Contact us to today to get a competitive quot...
F & F Building Services
F & F Building Services is an established extension buildering business in Fleet Street. We come highly recommended and provide competitive quotes ...
AAA Design Decorators
AAA Design Decorators are here to help customers who need an Extension Builder in Fleet Street. We offer a competitive rate to complete all your ex...
AGRI CONSTRUCTION
Need to find an Extension Builder near you for all your extension buildering work?
AGRI CONSTRUCTION provides a local, trusted extension bu...
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 Fleet Street. We come highly recommended and provide competitive quotes for you...
£45/hr
£282/day
Flow Property Services
Need an Extension Builder in Fleet Street? Flow Property Services has been helping local clients (5 mile radius) with their extension buildering jo...
£40/hr
£249/day
SDL PKB
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
£42/hr
£263/day
SCANDIIN
SCANDIIN is an established and experienced local extension builder in Fleet Street. Please contact us for a free, no obligation quote and competiti...
£48/hr
£299/day
Londoner Building Ltd.
We have the experience and knowledge to carry out any project, big or small. Our team of experts thoroughly plan the budget and manage your projec...
£46/hr
£284/day
Aylaa Exclusive
Need an Extension Builder in Fleet Street? Aylaa Exclusive has been helping local clients (5 mile radius) with their extension buildering jobs for ...
Quickly find an Extension Builder in Fleet Street
Use these steps to find Extension Builders in Fleet Street for FREE!
- Post your job: Click "Get quotes" and briefly describe your job.
- Enter your details: We’ll match you with Extension Builders in Fleet Street. 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 Fleet Street 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 - £26,232
Garden office - £10,232
Granny annexe - £87,232
Build a flat roof extension - £22,232
Convert a Garage - £16,232
Hip to gable loft conversion - £42,232
Convert a bungalow loft - £29,232
Build a dormer loft conversion - £42,232
Build a swimming pool - £81,232
Build a Mansard loft conversion - £52,232
Concrete foundations - £6,482
Underpin a building - £17,732
Two storey extension - £88,348
Convert a basement - £40,110
Side return extension - £44,110
Loft conversion - £35,925
Garage - £18,732
Single storey extension - £59,640
Outbuilding - £10,232
Install an RSJ - £2,432
Build a kitchen extension - £42,232
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