Build a single storey extension in EC1M from £53,560

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From £54,680

Last active Nov 26
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JK Doors

JK Doors is a trusted extension builder serving customers in EC1M and the surrounding area. Contact us to today to get a competitive quote for exte...

From £58,840

Last active Nov 26

1 review

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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

From £62,520

Last active Sep 26
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CK Constructions & Development Ltd

CK Constructions & Development Ltd is a trusted extension builder serving customers in EC1M and the surrounding area. Contact us to today to get a ...

From £53,560

Last active Sep 26
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GS Fabric Ltd

GS Fabric Ltd is an established and experienced local extension builder in EC1M. Please contact us for a free, no obligation quote and competitive ...

From £55,800

Last active Sep 26
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JM Building Services

JM Building Services is a trusted extension builder serving customers in EC1M and the surrounding area. Contact us to today to get a competitive qu...

From £59,320

Last active Aug 26
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Buildwiser

Buildwiser is a trusted extension builder serving customers in EC1M and the surrounding area. Contact us to today to get a competitive quote for ex...

From £55,480

Last active Mar 26
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Brooks Builders & Decorators

Brooks Builders & Decorators is an established extension buildering business in EC1M. We come highly recommended and provide competitive quotes for...

From £96,280

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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.

From £58,040

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plansing

Plansing Ltd

Experience the best architectural design services with PLANSING, where we flawlessly integrate innovative architectural designer products to bring ...

From £55,800

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TOP CONSTRUCTION

TOP CONSTRUCTION is an established extension buildering business in EC1M. We come highly recommended and provide competitive quotes for your work.<...

Estimates for common extension builder jobs in EC1M;

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.

More extensions & conversions cost guides...