Find a Builder you can trust in Isleworth.

Choose from 268 Builders, all rated by people like you.

Over 410 reviews & an average rating of 4.3/5 stars, you'll find the right pro

Choose and shortlist

Use the shortlist button to select up to 4 tradespeople, enter your project details and press send

or

Keen to get on with the job?

Get up to 4 quotes from local Builders near you

View Shortlist
Verified Pro

Hilson Roofing

0 review(s)
Offers services in ISLEWORTH
Your friends in High Places We cover all aspects of roofing from minor repairs to full design and install We are quali...
Verified ProOver 20 Reviews

CRS Contractors

20 review(s)
Offers services in ISLEWORTH
we Are a family run business with over 30 years experience built on reputation Our services include all types of roofing...
Verified Pro
Rankins Roofing & Building are a family established business with over 30 years in the building/roofing industry. We pride...
Verified Pro

Loft & Build

0 review(s)
Offers services in ISLEWORTH
We can cover all aspects of a loft conversion and extensions. If you require, we can also design the project including dr...
Verified Pro

Osolo

0 review(s)
Offers services in ISLEWORTH
Experience the Exceptional We are a reliable building company delivering high-quality workmanship across all aspects of...
Verified Pro

Coastal Prime

0 review(s)
Offers services in ISLEWORTH
Coastal Prime Ltd provides expert home insulation services across the UK, helping homeowners enhance energy efficiency and...

Recent Builder Enquiries

15 Oct

Insulation | External Wall

Isleworth - TW7

Enquiry from: Arvind G

Start Date: Immediate

External wall Insulation.

Post a similar request >

16 Oct

Insulation | Loft / Roof

Isleworth - TW7

Enquiry from: Thurairajasingam R

Start Date: Immediate

External wall insulation Lead

insulate the loft area. no water tank or any other items. ceiling lights will need to be covered to release heat with appropriate caps. are you the property owner: owner of the property property type...

Post a similar request >

16 Oct

Insulation | Cavity Wall

Isleworth - TW7

Enquiry from: Thurairajasingam R

Start Date: Immediate

customer made an enquiry for cavity wall insulation and confirmed on the quotatis site they would like quotes from a builder.mr lives in the isleworth area and would like a call to discuss options.see...

Post a similar request >

03 Apr

Conversion | Loft

Isleworth - TW7

Enquiry from: Kunal R

Start Date: Immediate

homeowner loft conversion please call to appoint

Post a similar request >

31 Mar

Conversion | Loft

Isleworth - TW7

Enquiry from: Kunal R

Start Date: Immediate

homeowner loft conversion please call to appoint

Post a similar request >

04 Oct

Insulation | Cavity Wall

Isleworth - TW7

Enquiry from: Sunil S

Start Date: Immediate

Cavity wall insulation quote

Post a similar request >

24 Nov

Building work | General

Isleworth - TW7

Enquiry from: Mgconstruction G

Start Date: Immediate

need 50sqm price please the area its 7mx7m ground floor extation

Post a similar request >

17 Oct

Conversion | Garage

Isleworth - TW7

Enquiry from: John M

Start Date: Immediate

convert existing rear garden garage to a self contained granny annexe. does local planing allow this? are you the property owner: owner of the property do you have a: double garage what will the spac...

Post a similar request >

01 Sep

New Build | Residential

Isleworth - TW7

Enquiry from: Zen B

Start Date: 1 to 3 months

customer made an online enquiry for new build homes and confirmed on sms and email they would like a call with a builder to discuss prices.please call to arrange an appointment to quote. are you the p...

Post a similar request >

23 Aug

Building Work | Porch

Isleworth - TW7

Enquiry from: Neetu B

Start Date: Immediate

a upvc porch in black or anthracite grey. no brickwork, just glass and upvc. are you the property owner: owner of the property do you have planning permission: yes what material are you looking for: u...

Post a similar request >

26 Oct

Insulation | Cavity Wall

Isleworth - TW7

Enquiry from: Christopher S

Start Date: Immediate

are you the property owner: relative of owner property type: semi detached how many bedrooms do you have: 3-4 property age: 1970-2000 what is your current source of heating for the renewable incentiv...

Post a similar request >

16 Sep

Insulation | External Wall

Isleworth - TW7

Enquiry from: Martin L

Start Date: Immediate

are you the property owner: owner of the property property type: terrace how many bedrooms do you have: 1-2 what is the direction of the roof: south current source of heating: electric other forms: g...

Post a similar request >

14 Sep

Building Work | Porch

Isleworth - TW7

Enquiry from: Sneha S

Start Date: Immediate

Are you the home owner of that property? YES Are you replacing an existing porch or is this a new build? replacement What material do you require, UPVC? Brick and UPVC What colour do you want it to be...

Post a similar request >

09 Sep

Insulation | External Wall

Isleworth - TW7

Enquiry from: Martin L

Start Date: Immediate

are you the property owner: owner of the property property type: terrace how many bedrooms do you have: 1-2 what is the direction of the roof: south current source of heating: electric other forms: g...

Post a similar request >

11 Feb

Building Work | Porch

Isleworth - TW7

Enquiry from: Jeremiah H

Start Date: Immediate

Are you the home owner of that property? yes Are you replacing an existing porch or is this a new build? new build What material do you require, UPVC? UPVC What colour do you want it to be? Rosewood I...

Post a similar request >

03 Feb

Building Work | Porch

Isleworth - TW7

Enquiry from: Jeremiah H

Start Date: Immediate

Are you the home owner of that property? yes Are you replacing an existing porch or is this a new build? new build What material do you require, UPVC? UPVC What colour do you want it to be? Rosewood I...

Post a similar request >

24 Dec

Building Work | Porch

Isleworth - TW7

Enquiry from: Khadijah B

Start Date: Immediate

Front porch Are you the property owner: Owner of the property Do you have planning permission: No What material are you looking for: uPVC What material would you like the roof made from: Clear Roof ...

Post a similar request >

09 Dec

Building Work | Porch

Isleworth - TW7

Enquiry from: Khadijah B

Start Date: Immediate

Front porch Are you the property owner: Owner of the property Do you have planning permission: No What material are you looking for: uPVC What material would you like the roof made from: Clear Roof ...

Post a similar request >

22 Aug

House Extensions

Isleworth - TW7

Enquiry from: Chawla K

Start Date: Immediate

outbuilding size 7m x 7m built with red bricks and red tiles roofing

Post a similar request >

06 Jan

House Extensions

Isleworth - TW7

Enquiry from: Andre S

Start Date: Immediate

Kitchen extension with bathroom Are you the property owner: Owner of the property Property Type: Semi detached Looking For: Single storey extension Do you have planning permission: No Do you have plan...

Post a similar request >

How much do Builder services cost?

How much do Builders cost? Prices for Builders in 2026 can fluctuate relying on the sort of work that you need to have carried out in your residence.

Are you planning to erect a new house or structure? If yes, then you’d probably want to know just how much it’ll take to get the project over the line to help you set a budget and start to plan. Building a new house is requires huge financial investment and as a result, there’s the need to carry out your due diligence before you proceed. In this post, we’re going to give you an insight into the prices charged by builders to erect a new home or structure.

First and foremost, like every other home project, the price charged by builders to construct a new house or structure depends on a wide range of factors. These factors include the size, location, accessibility as well as qualifications of the builders you wish to employ just to mention a few. For instance, you’d expect the cost of building two-storey in London to be a lot more expensive than the price of a one-story building in Scotland. However, we’ll try our best to give you an idea of the price range you can expect to incur to complete your project.
In general, a builder will charge within the range of £10 to about £15 per hour on the average. For small building projects which includes wall and foundations repairs, a builder will typically charge about £11 per hour. However, the price charge will depend on the extent of the job due to the fact that simple tasks such as repointing only costs about £10 per hour, while laying new foundations can cost up to £15 per hour.

The table shows the types of work that Builders typically do and the average cost range of these tasks. Some tasks take longer to finish than others so prices do fluctuate by job.

View our Builder cost guide View our Builder advice

The average price
of a Builder in Isleworth is:

£23,971

Builder job Builder cost in 2026
Garage conversion in Isleworth £9,834-£19,634
Loft conversion in Isleworth £29,688-£64,688
House extensions in Isleworth £32,000-£73,000
Loft insulation in Isleworth £300-£3,714
Upvc or wood porch in Isleworth £2,625-£4,025
Barn conversions in Isleworth £112,500-£172,500
Basement renovation in Isleworth £30,000-£46,000
Bedroom fitting in Isleworth £1,500-£2,300
Bricklayers in Isleworth £300-£460
Cavity wall insulation in Isleworth £384-£4,607
Commercial new builds in Isleworth £105,000-£161,000
Conservatory base in Isleworth £675-£1,035
Building maintenance in Isleworth £2,250-£3,450
Building insurance works in Isleworth £2,250-£3,450
Pebble dashed walls in Isleworth £2,000-£9,200
Plasterboard dry lining in Isleworth £638-£978
Residential new builds in Isleworth £105,000-£161,000
Restoration and refurbishment in Isleworth £37,500-£57,500
Roof insulation in Isleworth £2,650-£7,317
Underpinning in Isleworth £2,250-£3,450
Wall cladding in Isleworth £1,125-£1,725
Wall rendering in Isleworth £3,750-£5,750
Cero insulation in Isleworth £225-£6,000
Insulation scheme (hhrco) in Isleworth £250-£6,000
Demolition in Isleworth £2,440-£3,660
Roof room in Isleworth £15,000-£23,000
Shop refurbishment in Isleworth £3,750-£5,750
Single storey house extension in Isleworth £24,400-£44,934
Soundproofing in Isleworth £575-£25,690
Driveway repair in Isleworth £1,520-£2,280
Garden room in Isleworth £6,400-£9,600
External wall insulation in Isleworth £2,250-£10,000

Related Builder searches in Isleworth

Builder FAQs

Does cavity wall insulation lead to damp problems?

Insulating a cavity wall should not affect the damp proofing of the wall. All insulation approved for use in cavity walls has been tested to ensure that it does not allow damp to pass through the wall. Some walls which receive a lot of wind driven rain are unsuitable for cavity wall insulation.

how much does it cost to repair a driveway?

Is your driveway damaged or starting to show some signs of cracks and gaps? If yes, then you’d probably be thinking of repairing it before it gets even worse. Repairing a driveway is largely an unknown process but also a very tedious task as well. So if you’re looking to hire a professional for help, just how much is the repair going to cost? In this article, we’re going to look at the various factors that can determine the cost of a driveway repair.

In the UK, the average price of repairing a driveway is usually within the range of £1,400 to £1,800, where as the normal price of a driveway repair will range between £700 to £2,400. although some small repairs tasks can be as low as £250, while huge driveway repairs can skyrocket to about £4,200.

However, in general, the overall cost of repair a driveway can not be determined as each driveway is unique with their special repair needs. The factors that can influence the price of a driveway repair includes the material used, the perimeter of the driveway as well as the condition of the foundation. The only factor that’s not unique to any one driveway is the materials used, so let’s take a look at the differences in price using the based on the various types of materials available.

✓ Concrete. The average cost of repairing a concrete driveway is usually between £250 to £3,200. Have it in mind at most times the price of fixing an overly damaged driveway can be more than the cost of buying a new one.

✓ Asphalt. The average cost of repairing an asphalt driveway is usually between £750 to £2,800.

✓ Brick. The average cost of repairing a brick driveway is usually between £700 to £1,700.

✓ Cobblestone. The average cost of repairing a cobblestone driveway is usually between £500 to £1,600.

Can I extend the front of my house?

When it comes to extending a home, the rear of the house often comes to mind a lot more than the front. However, this doesn’t mean that you can’t extend the front of your house. This can be done either as part of a renovation project whereby the entire house is incorporated or it can also be done in isolation. It’s possible to extend the front of your house without the need to apply for a planning permission, however, there are a bunch of limitations you’d have to comply with if you wish to carry out with such a project. Sometimes, this may imply that extending to the front of your home is more tedious and tasking than extending your home’s rear. So exactly how far can you extend the front of your home without planning permission?

 

The short and simple answer to this question is 2 metres square area with a height not more than 3 metres. Generally, you do not need a planning permission to build a front porch as long as its area doesn’t go beyond 2 square metres from a public road or walkway. Also, a tiled or slated roof can be as much as 4 metres but other roofs must not go beyond 3 metres in height. If you want to extend the front of your home beyond the restrictions specified, then you’ll have to apply for a planning permission.

 

Extending the front of home can be quite costly, but this can be controlled by not building to the extension to the highest specification, not including an extension on kitchens or bathrooms and more.

How good is external wall insulation?

External Wall Insulation (EWI) is the act of insulating a home by fitting insulation to the exterior parts of the building which in turn improves thermal performance, cuts energy consumption ( savings on energy bill) and also adds to the home’s visual appeal. The systems are built in multiple layers, with the insulation board offering a plethora of options with each being suitable to varying projects and their needs. Installing an external wall insulation comes with a variety of benefits, let’s have a look!

• Thermal Performance Improvement

With EWI, the thermal inertia of the walls are greatly enhanced while also restricting the loss of heat. Ultimately, this lowers heating costs, enhances the comfort of indoor thermal and also reduces CO2 pollution.

• Eliminates Noise Pollution

When the noise levels are high, it can have a bad impact on our overall well being. A great way to reduce the disturbances from the outside like traffic noise is by fitting an External Wall Installation system.

• More Comfortable Living Space

Do you know the damp in homes can contribute to respiratory problems? A properly insulated home will greatly limit the impact of condensation by combating the damp issues. As a result, you can always expect your house to be cosy and comfy irrespective of the season. A cooler summer and warmer spring is guaranteed with EWI.

• Enhances The Property’s Visual Appeal

Looking for an excuse to rejuvenate your home’s aesthetic appeal? Well, you can as well try out adding an EWI system. There are a plethora of unique colours and styles you can pick from to beautify your home effortlessly.

• Adds Value To Property

An insulated home will generally cost more than an uninsulated one at the time of resale. Potential home buyers are more interested in the acquisition of a home with an EWI system due to its various benefits - and a higher demand can only imply a higher price!

Should I use concrete or timber footings?

For 2 metre solid fences it’s recommended to use concrete posts to support each panel. For smaller 1 metre fences or for picket fences with gaps between each timber piece you can use timber posts. A fencing contractor will be able to advise you on the best materials from the length and requirements of a new fence.

Can cladding help with a damp problem?

External cladding will have an impact on a damp problem. However, it’s important that cladding is the last part of a damp treatment, as installing cladding over a damp wall will make the problem worse. Do not cut corners or try to remedy a problem with the cheapest solution, a damp proof course may need to be put in place before cladding.

What is a bricklayer?

This is an individual who is trained in the art of working with concrete blocks or bricks, clay bricks as well as other kinds of mortar building materials. In a combination of these materials and good bricklaying skills, a bricklayer can build and repair veneer as well as full brick construction, arches, partitions and other structures.

Contrary to many beliefs, a bricklayer actually does more than laying of bricks. There’s more to being a bricklayer than you can probably think of. A single bricklaying projects requires a wide array of skills. Let’s have a look at these skills!

• Using damp resistant materials to seal foundations.

• Spreading mortar between joints and applying them to serve as a thick layer binding the bricks together in rows.

• Reading and working from specifications as well as plans.

• Working with brick-cutting machines.

• Taking charge and caring for cement blocks or bricks, clay bricks and the likes.

• Construction of scaffolding - subject to possession of some licenses in some states.

A bricklayer mostly works outdoors, in the field and may also work at heights. Depending on the job, a bricklayer can work as part of a team or be in contact with the public. They are mostly recruited by building and construction companies and bricklaying sub contractors. However, they can also set up their own private construction firm or become a self employed tradesperson.

A bricklaying qualification is one of just two construction trades which can continue to become a registered builder. And regardless of the form a bricklaying employment takes, there are certain qualities that makes a really good bricklayer. These includes:

• Ability to work at heights and outdoors

• Enjoy practical work

• Technical aptitude

• Good hand-eye coordination

• Independent and yet a team player too

• Top physical fitness

• Attitude and attendance.

do i need planning permission for a kitchen extension?

If you’re planning to construct a kitchen extension on your property, one of the first things that comes to mind is whether or not you’ll require a planning permission before you proceed. Generally, kitchen extensions are normally classified as permitted development which allows you to carry out your project without any interruptions from the law or your local authority. In other words, if your extension is meets up with the guidelines of the permitted development rights, you won’t have to apply for a planning permission. However if otherwise, you’ll have to apply for a planning permission to your local council and may require additional reports. And regardless of your position, you’ll always need building regulations approval before you can carry out any kitchen extension project. It may also be required that you’ll have to issue a part wall notice if you’re to build on or close to the boundary with a neighbour.

If you don’t want to go through the hassle and stress involved in applying for a planning permission with your local council, then you must ensure the following:

✓ Your kitchen extension must not be over half of the area of land around your main house.

✓ The kitchen extension must not be side elevation onto a highway or forward of the principal elevation.

✓ The extension must not be taller than the highest part of the roof.

✓ The height of your kitchen extension must not go beyond four metres.

✓ Kitchen extension that’s more than one storey must not go exceed the rear wall of the main house by more than three metres.

✓ Two storey kitchen extensions must not be closer to rear boundary by anything less than seven metres.

✓ The kitchen extension must not include balconies, verandas or any raised platforms.

Builder help and advice

How it works

Tell us about your Builder project

Answer a few quick questions to help us match you with the right Builder

Get up to 4 free quotes

Receive no-obligation quotes from 4 Builders working in Isleworth.

Pick the right pro for you

Compare prices, customer reviews and services, and hire the right Builder.

Are you a Builder in Isleworth?

View our open Builder jobs near you

Join today
View Shortlist