Loft conversions in SE19 from £33,300

Range from the cheapest Loft conversion £33,300 (A & P Master Construction based in CR7) to the dearest Loft conversion £45,000 (Banga Decoration based in CR7). To see prices and availability for your job click green button.

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From £45,000

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Banga Decoration

Sebastian Banga

Member since August 2025

Banga decoration. Is Base in south London  for number of year  Banga decoration is a small  company. Wich provide an excellent job to the custom...

From £43,350

Last active Nov 26
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Buci builders ltd

Robert Buci

Buci builders ltd is a trusted extension builder serving customers in SE19 and the surrounding area. Contact us to today to get a competitive quote...

From £35,100

Last active Nov 26
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Greens Gardening & Landscape Property Maintenance

John Mcdonagh

Location

London, SE19

Watch our short video highlighting all our expertise and services here:

more than 10 y...

From £33,600

Last active Oct 26

2 reviews

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RCB Group Design & Build

Vasi J

No Call out charges! 

All Jobs Fully Insured and Guaranteed !!!

All aspects of Plumbing, Heating and Drains....

...

"I am very pleased with the work carried out. All very clear and transparent." - ROMFORD,reviewed 10/01/18, KELLY

From £34,125

Last active Oct 26
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PW Construction & Renovation Ltd

PW Construction & Renovation Ltd is a trusted extension builder serving customers in SE19 and the surrounding area. Contact us to today to get a co...

From £36,975

Last active Oct 26
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Glenn Miller Builders Limited

Glenn Miller

Relax... you have found a reliable extension builder in SE19. Glenn Miller Builders Limited is a friendly and reliable company based in SE19 who co...

From £35,475

Last active Aug 26
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K S BUILDERS (UK) LTD

Trusted and professional extension builder in SE19. Experienced in all extension buildering work and keeping within budget and on quote. K S BUILDE...

From £36,000

Last active Aug 26
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VDL Construction Ltd

Need to find an Extension Builder near you for all your extension buildering work?

VDL Construction Ltd provides a local, trusted extension...

From £34,950

Last active Aug 26
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Top Builders

Experienced extension builder ready to quote for your work. Top Builders is the best extension builder in SE19. No obligation free quotes and many ...

From £33,300

Last active Aug 26
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A & P Master Construction

Experienced extension builder ready to quote for your work. A & P Master Construction is the best extension builder in SE19. No obligation free quo...

Cheapest builders for loft conversion in SE19

Estimates for loft conversion near SE19

Comparing extension builders estimates for Loft conversion gives you an idea of who will be better value but the best way to compare costs is to get actual quotes.

What to do - Get rates and quotes for the cost of a loft conversion in SE19 by posting your job to extension builders in SE19.


Estimates for common extension builder jobs in SE19;

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...