Find affordable Forest Hill extension builders now

Extension builders rates in Forest Hill range from £37/hour £235/day (FRIERN BUILDING LTD) to £62/hour £304/day (RCB Group Design & Build). To see prices and availability now for your job click green button.

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£62/hr

£248/day

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

£40/hr

£257/day

Last active Oct 26
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The Perfectionist

Experienced extension builder ready to quote for your work. The Perfectionist is the best extension builder in Forest Hill. No obligation free quot...

"Convert a Garage" - SE13, job posted 14/09/26

£43/hr

£269/day

Last active Jan 26
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S G Painting Contractor Ltd

Relax... you have found a reliable extension builder in Forest Hill. S G Painting Contractor Ltd is a friendly and reliable company based in Forest...

"Side return extension" - SE26, job posted 04/08/24

£42/hr

£263/day

Last active Nov 25
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South East Builders

South East Builders are here to help customers who need an Extension Builder in Forest Hill. We offer a competitive rate to complete all your exten...

"Reconstructed full House" - DULWICH, job posted 16/05/24

£44/hr

£281/day

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Baseline Build and Renovate Ltd

Baseline Build and Renovate Ltd is an established extension buildering business in Forest Hill. We come highly recommended and provide competitive ...

£41/hr

£253/day

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GreenGauge Heating Limited

Jeremy Weston, trading as GreenGauge has over 10 years experience working as a Heating Engineer. Fully Insured and Gas Safe Registered.Base...

£49/hr

£304/day

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Universal Plastering Ltd

We are a family run local business that was founded in 2007. Universal Plastering Ltd provides a wide variety of building and plastering services i...

£37/hr

£235/day

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FRIERN BUILDING LTD

FRIERN BUILDING LTD is an established extension buildering business in Forest Hill. We come highly recommended and provide competitive quotes for y...

£45/hr

£284/day

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BERNARD CONSTRUCTION LTD

BERNARD CONSTRUCTION LTD are here to help customers who need an Extension Builder in Forest Hill. We offer a competitive rate to complete all your ...

£42/hr

£262/day

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S W BUILDPROVEMENT

Whether you are looking to build, extend or upgrade we will help. From building to decorating. Our professional team have the skills and experie...

£47/hr

£298/day

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RM Building (London) Ltd

Trusted and professional extension builder in Forest Hill. Experienced in all extension buildering work and keeping within budget and on quote. RM ...

£41/hr

£260/day

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CHRIS BALL & SON ROOFING LTD

Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

£38/hr

£238/day

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STOYANOV CONSTRUCTION LTD

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

STOYANOV CONSTRUCTION LTD provides a local, trusted exte...

£41/hr

£259/day

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NKD Contractors

Trusted and professional extension builder in Forest Hill. Experienced in all extension buildering work and keeping within budget and on quote. NKD...

£40/hr

£248/day

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By design - interior styling and remodelling

Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

£40/hr

£249/day

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Five Sextillion

Five Sextillion is an established and experienced local extension builder in Forest Hill. Please contact us for a free, no obligation quote and com...

£40/hr

£250/day

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Justin Bailey

Need an Extension Builder in Forest Hill? Justin Bailey has been helping local clients (5 mile radius) with their extension buildering jobs for man...

£46/hr

£289/day

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Pure Building & Maintenance Services Limited

Pure Building & Maintenance is a family run business with over 35 years' experience. Comprising a team of dedicated professionals who all have the...

£52/hr

£281/day

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21st Century Design & Build Ltd

21st Century Design & Build Ltd is a one-stop solution for all your extension buildering needs. Establish over 10 years ago and covering 5 miles ar...

£43/hr

£265/day

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Global Business BoxLttd

Global Business BoxLttd are here to help customers who need an Extension Builder in Forest Hill. We offer a competitive rate to complete all your e...

Quickly find an Extension Builder in Forest Hill

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  1. Post your job: Click "Get quotes" and briefly describe your job.
  2. Enter your details: We’ll match you with Extension Builders in Forest Hill. We’ll notify you via text or email when an Extension Builder is available to quote.
  3. Select your Extension Builder: Compare Extension Builders  interested in working with you. You can use HaMuch to safely message local Forest Hill Extension Builders or phone them directly - you’re in control!

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.

More extensions & conversions cost guides...

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