From £88,324
Reliable and experienced extension builders with competitive rates and good at keeping within budget. Happy to provide examples of extension builde...
From £88,504
Relax... you have found a reliable extension builder in Thundersley. TGC Roofing is a friendly and reliable company based in Thundersley who consid...
From £88,336
Welcome to Viking Carpentry, founded by Luke Tivey. Viking Carpentry is a family run business based in Rayleigh Essex with over 50 years experience...
From £88,180
Experienced extension builder ready to quote for your work. One Sterling Carpentry & Building Services is the best extension builder in Thundersley...
From £89,536
Our services include.
Bathroom design and installation.
Wood flooring.
Plastering and rendering.
Painting a...
From £88,096
Experienced extension builder ready to quote for your work. HIGHLAND CONSTRUCTION is the best extension builder in Thundersley. No obligation free ...
From £88,144
Maple Construction Specialises in Loft and Garage Conversions, Extensions and Orangeries. My team of tradesmen have been working together for nearl...
From £87,820
Experienced extension builder ready to quote for your work. VNV LTD is the best extension builder in Thundersley. No obligation free quotes and man...
From £87,652
Hudson Garden Rooms is an established and experienced local extension builder in Thundersley. Please contact us for a free, no obligation quote and...
From £87,820
DSL Brickwork Ltd is a trusted, professional company with a great reputation to uphold.We are based in Rayleigh (Essex), serving Rayleigh, ...

Costs range from £87,652 (Hudson Garden Rooms based in SS12) to £89,536 (LAS Home Improvements based in SS6), but these are just estimates. The best way to compare costs is to get real quotes from real builders.
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"Two storey side extension and single storey rear extension." - BASILDON
"Two storey extension" - BASILDON
| Location in UK | Hourly Rate | Daily Rate |
|---|---|---|
| Two Storey Extension near Thundersley | £38 | £251 |
| Two Storey Extension near Rayleigh | £39 | £252 |
| Two Storey Extension near Canvey Island | £39 | £256 |
| Two Storey Extension near Wickford | £39 | £255 |
| Two Storey Extension near Basildon | £39 | £251 |
| Two Storey Extension near Southend-on-Sea | £37 | £247 |
| Two Storey Extension near Stanford-le-Hope | £40 | £254 |
| Two Storey Extension near Billericay | £38 | £248 |
| Two Storey Extension near Brentwood | £39 | £256 |
| Two Storey Extension near Thurrock | £41 | £260 |
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 - £17,661

Two storey extension - £88,241

Build a timber frame extension - £26,161

Build a swimming pool - £81,161

Single storey extension - £58,216

Side return extension - £43,309

Install an RSJ - £2,361

Outbuilding - £10,161

Build a Mansard loft conversion - £52,161

Loft conversion - £35,258

Build a kitchen extension - £42,161

Hip to gable loft conversion - £42,161

Granny annexe - £87,161

Garden office - £10,161

Convert a Garage - £16,161

Garage - £18,661

Build a flat roof extension - £22,161

Build a dormer loft conversion - £42,161

Concrete foundations - £6,411

Convert a bungalow loft - £29,161

Convert a basement - £39,309