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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...
"Underpin a building" - N7, job posted 23/08/26
SLS BUILDERS LIMITED
SLS BUILDERS LIMITED is a trusted extension builder serving customers in St Pancras and the surrounding area. Contact us to today to get a competit...
"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
Reid and Co Developments Ltd
Jay Reid
First guard Roofing
Darren Bergin
Relax... you have found a reliable extension builder in St Pancras. First guard Roofing is a friendly and reliable company based in St Pancras who ...
CK Constructions & Development Ltd
CK Constructions & Development Ltd is a trusted extension builder serving customers in St Pancras and the surrounding area. Contact us to today to ...
JK Doors
JK Doors is a trusted extension builder serving customers in St Pancras and the surrounding area. Contact us to today to get a competitive quote fo...
JM Building Services
JM Building Services is a trusted extension builder serving customers in St Pancras and the surrounding area. Contact us to today to get a competit...
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 St Pancras and the surrounding area. Contact us to today to get a competitive quote ...
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 St Pancras. We come highly recommended and provide competitive quotes for your ...
£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
£50/hr
£313/day
Citygate
CityGate Homes specialises in full refurbishment projects and interior design services. We offer fully integrated services spanning the entire scop...
£48/hr
£301/day
NARCH Ltd
The firm’s design portfolio is very diverse ranging from residential, commercial, educational and many other types of developments. NArch has bee...
£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 St Pancras. Please contact us for a free, no obligation quote and competi...
£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...
Quickly find an Extension Builder in St Pancras
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- Post your job: Click "Get quotes" and briefly describe your job.
- Enter your details: We’ll match you with Extension Builders in St Pancras. 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 St Pancras 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 - £26,224
Garden office - £10,224
Granny annexe - £87,224
Build a flat roof extension - £22,224
Convert a Garage - £16,224
Hip to gable loft conversion - £42,224
Convert a bungalow loft - £29,224
Build a dormer loft conversion - £42,224
Build a swimming pool - £81,224
Build a Mansard loft conversion - £52,224
Concrete foundations - £6,474
Underpin a building - £17,724
Two storey extension - £88,336
Convert a basement - £40,020
Side return extension - £44,020
Loft conversion - £35,850
Garage - £18,724
Single storey extension - £59,480
Outbuilding - £10,224
Install an RSJ - £2,424
Build a kitchen extension - £42,224
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