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£43/hr
£272/day
Fedora and sons Ltd
MIHAI Martolea
Member since September 2026
Fedora and sons Ltd is a trusted extension builder serving customers in Forest Gate and the surrounding area. Contact us to today to get a competit...
"Side return extension 12smq roughly Open up wall to garden and install big door window Demolish lean-to and original victorian toilet" - E10, job posted 21/03/26
CC&D BUILDING LTD
Catalin CIOBANU
Experienced extension builder ready to quote for your work. CC&D BUILDING LTD is the best extension builder in Forest Gate. No obligation free quot...
"Outbuilding, how much does it cost?" - E7, job posted 07/11/24
M Saleem Builders
Relax... you have found a reliable extension builder in Forest Gate. M Saleem Builders is a friendly and reliable company based in Forest Gate who ...
"I need to repair bays as its crumbling I don't know how to describe if you come and see what I mean. Avtar" - E12, job posted 24/08/24
UK Drywall Ltd
UK Drywall Ltd is an established and experienced local extension builder in Forest Gate. Please contact us for a free, no obligation quote and comp...
"Loft conversion" - MANOR PARK, job posted 26/06/24
KS Plastering SERVICE
Sampson Essien
Thistle Bonding Coat: Ideal for use on low-suction backgrounds such as brick or concrete blocks, this product provided a solid foundation, Thi...
"Looking for a glass side infill extension for terraced house in Leyton E15; Total area of extension is around 10-11 sqm." - E15, job posted 10/06/24
GNB Construction Builders Ltd
Trusted and professional extension builder in Forest Gate. Experienced in all extension buildering work and keeping within budget and on quote. GNB...
"Loft conversion of a semi-detached house, E15 2AT Hip to Gable Conversion + Rear Dormer Bedroom / Bathroom combination Thus need plumbling and electricity" - E15, job posted 08/03/24
G HAMID CONSTRUCTION LTD
Relax... you have found a reliable extension builder in Forest Gate. G HAMID CONSTRUCTION LTD is a friendly and reliable company based in Forest Ga...
"Loft conversion" - E15, job posted 08/03/24
Kaseno Group
Kaseno Group are here to help customers who need an Extension Builder in Forest Gate. We offer a competitive rate to complete all your extension bu...
"Loft conversion" - E13, job posted 16/02/24
Jhon
Experienced extension builder ready to quote for your work. Jhon is the best extension builder in Forest Gate. No obligation free quotes and many h...
"Build an be small extension" - E15, job posted 26/01/24
KAROL OMILIAN BUILDING SERVICE
KAROL OMILIAN BUILDING SERVICE is a trusted extension builder serving customers in Forest Gate and the surrounding area. Contact us to today to get...
"Loft conversion" - E13, job posted 01/12/23
PJ Lane
Experienced extension builder ready to quote for your work. PJ Lane is the best extension builder in Forest Gate. No obligation free quotes and man...
"Basement Conversion Quote: Terraced house with a 25m2 basement(2rooms,existing head Ht 2.2m). 2.4m required Ht. Part One: To lower the floor and possibly concrete support walls instead of underpinning.Possible front stair access. Part Two: existing dining room + side alley way 35m2, to dig and..." - E7, job posted 18/09/23
ALRIMO CONSTRUCTION LTD
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
"Basement conversion" - E15, job posted 31/08/23
Albion Ra Ltd
Albion RA offers complete construction solutions for residential clients across Kent\nand the surrounding areas.\n\nOur specialist team has many ye...
Gill Builders
Relax... you have found a reliable extension builder in Forest Gate. Gill Builders is a friendly and reliable company based in Forest Gate who cons...
M&J Builders
M&J Builders is a trusted extension builder serving customers in Forest Gate and the surrounding area. Contact us to today to get a competitive quo...
Bushwood Carpentry and Building Ltd
Bushwood Carpentry & Building Ltd. consists of a team of trustworthy, reliable and professional tradespeople with over 22 years experience. We are ...
£41/hr
£262/day
E & G Restoration Ltd
E & G Restoration Ltd are here to help customers who need an Extension Builder in Forest Gate. We offer a competitive rate to complete all your ext...
£47/hr
£296/day
Plumberrubs
Ruby Wengi
Need to find an Extension Builder near you for all your extension buildering work?
Plumberrubs provides a local, trusted extension builderi...
£51/hr
£316/day
Matt Contractor
Matt Contractor are masters of high-end full refurbishments, conversions, kitchen design and extensions. Each customer is treated personally with a...
£41/hr
£263/day
Jata construction limited
Elez Jata
we work with quality and guarantee, our goal is customer satisfaction
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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 - £26,200

Garden office - £10,200

Granny annexe - £87,200

Build a flat roof extension - £22,200

Convert a Garage - £16,200

Hip to gable loft conversion - £42,200

Convert a bungalow loft - £29,200

Build a dormer loft conversion - £42,200

Build a swimming pool - £81,200

Build a Mansard loft conversion - £52,200

Concrete foundations - £6,450

Underpin a building - £17,700

Two storey extension - £88,300

Convert a basement - £39,750

Side return extension - £43,750

Loft conversion - £35,625

Garage - £18,700

Single storey extension - £59,000

Outbuilding - £10,200

Install an RSJ - £2,400

Build a kitchen extension - £42,200
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