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SBS Building Services
Steve Bannister
We are a small family run business with over 20 years experience in brickwork, bathroom/kitchen fitting, roofing, landscaping, fencing, tiling and ...
"Garden office" - PO9, job posted 05/01/26
R&B Property Improvements
Chris Bond
Havant, PO9
We are a Small Family run business with over 30 years experience in the building trade, Carpentry is my main trade, with NVQ Level 2.
"Loft conversion" - HAVANT & WATERLOO, job posted 02/11/25
Devscapes
Devscapes is an established extension buildering business in Havant. We come highly recommended and provide competitive quotes for your work.
"Back extension, permitted development. 5.6m x 2.6m, full width of the end-of-terrace house. Needs to include standard decoration." - PO10, job posted 26/09/23
Oakstone Developments
Rob Butler
Havant, PO9
Need to find an Extension Builder near you for all your extension buildering work?
Oakstone Developments provides a local, trusted extensio...
Park Building Services Ltd
Havant, PO9
Park Building Services Ltd is a trusted extension builder serving customers in Havant and the surrounding area. Contact us to today to get a compet...
TP Developments
Tao Peskett
TP Developments are here to help customers who need an Extension Builder in Havant. We offer a competitive rate to complete all your extension buil...
Shepperd Developments
Experienced extension builder ready to quote for your work. Shepperd Developments is the best extension builder in Havant. No obligation free quote...
Portsmouth Building Repairs
Experienced extension builder ready to quote for your work. Portsmouth Building Repairs is the best extension builder in Havant. No obligation free...
JKS Property
JKS Property is an established and experienced local extension builder in Havant. Please contact us for a free, no obligation quote and competitive...
M.K Warner Building Services
M.K Warner Building Services is an established extension buildering business in Havant. We come highly recommended and provide competitive quotes f...
BUILD PROJECT LIMITED
BUILD PROJECT LIMITED are here to help customers who need an Extension Builder in Havant. We offer a competitive rate to complete all your extensio...
JM Roofing & Building Services
Experienced extension builder ready to quote for your work. JM Roofing & Building Services is the best extension builder in Havant. No obligation f...
SLG Mills Building Services
Relax... you have found a reliable extension builder in Havant. SLG Mills Building Services is a friendly and reliable company based in Havant who ...
CLARKE BUILDING SERVICES
Relax... you have found a reliable extension builder in Havant. CLARKE BUILDING SERVICES is a friendly and reliable company based in Havant who con...
H B Builders
Steve Harris
Hi my name is Steve harris of hb builders we are based in portchester and have over 40 years of experience in the building trade we would be mor...
HOLLYBANK BUILDING
Experienced extension builder ready to quote for your work. HOLLYBANK BUILDING is the best extension builder in Havant. No obligation free quotes a...
Build Light Group
Jason Wall
Build Light Group is an established and experienced local extension builder in Havant. Please contact us for a free, no obligation quote and compet...
Bribern Property Services
Relax... you have found a reliable extension builder in Havant. Bribern Property Services is a friendly and reliable company based in Havant who co...
A G Builders
Experienced extension builder ready to quote for your work. A G Builders is the best extension builder in Havant. No obligation free quotes and man...
Thermic Homes
Thermic Homes is an energy-saving home improvement company operating out of the south coast of England. Our mission is to create warmer homes for t...
Compare Havant extension builders rates
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Extension Builders near Havant | £35 | £249 |
| Extension Builders near Havant & Waterloo | £35 | £248 |
| Extension Builders near Waterlooville | £36 | £250 |
| Extension Builders near Horndean | £36 | £254 |
| Extension Builders near Portsmouth | £36 | £250 |
| Extension Builders near Gosport | £35 | £246 |
| Extension Builders near Fareham | £35 | £250 |
| Extension Builders near Chichester | £34 | £242 |
| Extension Builders near Lee-on-the-Solent | £35 | £249 |
| Extension Builders near Ryde | £34 | £255 |
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 - £25,992

Garden office - £9,992

Granny annexe - £86,992

Build a flat roof extension - £21,992

Convert a Garage - £15,992

Hip to gable loft conversion - £41,992

Convert a bungalow loft - £28,992

Build a dormer loft conversion - £41,992

Build a swimming pool - £80,992

Build a Mansard loft conversion - £51,992

Concrete foundations - £6,242

Underpin a building - £17,492

Two storey extension - £87,988

Convert a basement - £37,410

Side return extension - £41,410

Loft conversion - £33,675

Garage - £18,492

Single storey extension - £54,840

Outbuilding - £9,992

Install an RSJ - £2,192

Build a kitchen extension - £41,992
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