From £88,684
A.J Builders is an established and experienced local extension builder in LU4. Please contact us for a free, no obligation quote and competitive ra...
From £88,324
MARSH CONSTRUCTION (LUTON) LIM is an established extension buildering business in LU4. We come highly recommended and provide competitive quotes fo...
From £88,408
Top Notch Tradesmen is an established and experienced local extension builder in LU4. Please contact us for a free, no obligation quote and competi...
From £88,000
S Sherazi Home Improvement Service are here to help customers who need an Extension Builder in LU4. We offer a competitive rate to complete all you...
From £87,772
Di Carlo Construction LTD is a trusted extension builder serving customers in LU4 and the surrounding area. Contact us to today to get a competitiv...
From £88,516
Need to find an Extension Builder near you for all your extension buildering work?
Greg-Bud provides a local, trusted extension buildering ...
From £87,760
Smart Building Solutions are here to help customers who need an Extension Builder in LU4. We offer a competitive rate to complete all your extensio...
From £86,740
NJG glass & locks has over 25 years experience in the window and glazing industry. So don't hesitate to get a free quote
From £88,144
We use only the highest quality products, and you can rest assured knowing that we are fully certified and registered with the relevant authorities...
From £88,480
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...

Costs range from £86,740 (NJG Glass & Locks based in LU5) to £88,684 (A.J Builders based in LU4), but these are just estimates. The best way to compare costs is to get real quotes from real builders.
Post your job on HaMuch and we'll send it to extension builders to LU4.
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Two Storey Extension near Luton | £42 | £276 |
| Two Storey Extension near Dunstable | £41 | £270 |
| Two Storey Extension near Mid Bedfordshire | £42 | £276 |
| Two Storey Extension near Harpenden | £86 | £315 |
| Two Storey Extension near Leighton Buzzard | £38 | £270 |
| Two Storey Extension near Ampthill | £38 | £258 |
| Two Storey Extension near Hitchin | £43 | £283 |
| Two Storey Extension near Hemel Hempstead | £42 | £270 |
| Two Storey Extension near Berkhamsted | £41 | £263 |
| Two Storey Extension near Dacorum | £42 | £269 |
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.

Underpin a building - £17,555

Two storey extension - £88,083

Build a timber frame extension - £26,055

Build a swimming pool - £81,055

Single storey extension - £56,104

Side return extension - £42,121

Install an RSJ - £2,255

Outbuilding - £10,055

Build a Mansard loft conversion - £52,055

Loft conversion - £34,268

Build a kitchen extension - £42,055

Hip to gable loft conversion - £42,055

Granny annexe - £87,055

Garden office - £10,055

Convert a Garage - £16,055

Garage - £18,555

Build a flat roof extension - £22,055

Build a dormer loft conversion - £42,055

Concrete foundations - £6,305

Convert a bungalow loft - £29,055

Convert a basement - £38,121