Extension Builders in West Hampstead

Name: Extension Builder
Brand: MyBuilder
SKU: extension-builder
Rating: 4.1 (18 reviews)

Easily find verified West Hampstead Extension Builders. Just post your job to get quotes from MyBuilder's Extension Builders in West Hampstead.

Select a service

How it works

Post your job for free

Tell us about your job, and we’ll alert suitable tradespeople in your area. It’s simple and free.

Tradespeople respond

Once your job is posted, you’ll get responses from interested tradespeople through the website.

Review profiles and choose

Browse profiles, work history, and feedback, then choose who you wish to share your details with.

Some of our top rated extension builders in West Hampstead

3550 Results

Sort by:

Bespoke Dwellings Limited
No reviews yet
Extension Builder in West Hampstead
I’m builder with 15 years of experience in trade and we provide BESPOKE building services. We do all sort of home renovation, house extensions and complete remodel in house designs. References are available and previously finished recent jobs can be viewed.
Get in touch
Brother’s786 trading
No reviews yet
Extension Builder in West Hampstead
Hi, I’m Harman Singh ,a trusted and experienced window and door installer with a strong focus on quality workmanship, reliability, and customer satisfaction. With 4 years of hands-on experience in the trade, I specialise in the supply and installation of: • uPVC, aluminium, and composite doors • Casement, sash, bay, and tilt & turn windows • Energy-efficient and secure glazing solutions I’m fully qualified, FENSA-registered, and committed to meeting all relevant building regulations and British Standards. Whether you’re upgrading your home or tackling a new build, I’ll work with you every step of the way to ensure a smooth, professional finish — on time and on budget. 💬 Friendly advice, clear communication, and no hard selling — just honest, high-quality work you can trust. I look forward to helping you improve your home!
Get in touch
GSK
No reviews yet
Extension Builder in West Hampstead
Hard working methodical tradesperson with a proven track record of large and small projects.
Get in touch
MKZ Construction limited
New on MyBuilder
Extension Builder in West Hampstead
MKZ Construction is your trusted partner in the building industry, dedicated to bringing your construction dreams to life. We specialize in all types of build works, from essential groundworks to complete builds. Our experienced team is committed to delivering high-quality craftsmanship and exceptional customer service at every stage of the project. We also offer specialized services such as concrete flooring and concrete repairs, ensuring that your surfaces are not only durable but also aesthetically pleasing. Whether you're looking to lay a solid foundation, renovate a space, or construct a brand-new building, MKZ Construction is here to ensure your vision becomes a reality. Let us help you build your future!
Get in touch
Matt smith
No reviews yet
Extension Builder in West Hampstead
A Brick work Company with over 30 years experience. -New Builds -Extensions -Driveways and Patios -Garden walls -Rendering -insurance work
Get in touch
RRC
No reviews yet
Extension Builder in West Hampstead
I m a builder with over 20 years experience in construction, domestic and industrial: extensions,roofing,fencing,loft conversion, paving, etc. I work together with my son.
Get in touch
Kodi construction
No reviews yet
Extension Builder in West Hampstead
We are a trusted building and renovation specialist, dedicated to creating high-quality home extensions that enhance space, functionality, and value. With a team of experienced designers, builders, and project managers, we deliver tailored solutions from initial concept to final completion. Our focus is on craftsmanship, communication, and customer satisfaction. Whether you’re expanding your living area, adding a new kitchen, or transforming your home with a two-storey extension, we combine technical expertise with architectural vision to bring your ideas to life — on time and within budget. We also carry out all Home improvement works .
Get in touch
Arjan Dina
No reviews yet
Extension Builder in West Hampstead
Ive been working in various construction industries for 12 years, from brick laying, basement dig outs, underpinning and specialise in waterproofing and major structural works. I have worked extensively as a site manager on central London basement developments and numerous full refurbishments at private properties throughout Wimbledon, Clapham and Hampstead. I have great partners and connections with extremely high quality professionals in the industry who never fail to deliver on time.
Get in touch
anova design ltd
No reviews yet
Extension Builder in West Hampstead
Full scale extensions, lofts, refurbishments and new builds. Qualified and experienced tradespeople, design services.
Get in touch
NIHAL BUILDER LTD
No reviews yet
Extension Builder in West Hampstead
We have experience more than 5 years and do lot of type of work as loft and extension, guttering, building new home, refurbishing etc.
Get in touch
Amanpreet singh
No reviews yet
Extension Builder in West Hampstead
Experienced bricklayer skilled in constructing and repairing walls, foundations, and structures using bricks, blocks, and stone. Responsible for reading drawings, preparing mortar, and laying materials accurately while maintaining high standards of workmanship and site safety.
Get in touch
Ap Home Improvement Ltd
No reviews yet
Extension Builder in West Hampstead
Refurbishment,house extension,loft conversion,kitchen,bathroom,flooring, carpet,double glazing,plumbing,heating electric.garden,driveways.garage conversion All type of building work
Get in touch
A1 business solutions
No reviews yet
Extension Builder in West Hampstead
Very Experienced Well Equiped Staff Availability Time Keeping
Get in touch
Vj construction services
No reviews yet
Extension Builder in West Hampstead
Hi I am a professional painter and decorator.I have been working as a painter and decorator for 20 years and I provide a very good service.My customers are very happy after I finish the job.So far I never had any complaints from any of my customers.I am very honest, trustworthy and reliable.
Get in touch
Marin
No reviews yet
Extension Builder in West Hampstead
Carpenter joinery and tiler
Get in touch
TG Building Services
No reviews yet
Extension Builder in West Hampstead
NEW BUILD - EXTENSION - CONVERSION RENOVATION BUILD WITH CARE FINISHED WITH PRIDE - Plumbing - Electrical - Carpentry - Roofing - Ground works & Drainage - Brickwork - Architectural brick & Stone works - Designer Stairs - Decorative flooring & Tiling - New Kitchens & Bathrooms - Window Installation - Alarms & CCTV - Custom Fencing - Decking - Patios - Conservatories - Decorative paving & Driveways - Metal gates,Railings & metal Fabrication - External wall insulation
Get in touch

4.1

Top rated Extension Builders

Our Extension Builders in West Hampstead, are rated 4.1 out of 5 based on 18 reviews from customers like you.

Quality screening

Easily find verified local tradespeople. Just post your job to get quotes from tradespeople near you across the UK.

What types of services are offered by local extension builders in West Hampstead?

Building an extension is a major milestone for any home. It’s not just about adding extra space, it’s a big step that can transform how you live day to day, opening up new possibilities for comfort, lifestyle, and family needs.

This is why it’s so important to find the right extension builders in West Hampstead for you. They can help with a variety of tasks and projects, including:

Extending your home with an extra room
Two+ storey extensions
Adding partition walls to create more rooms
Building annexes or external structures

To find the right extension builder near you, simply post your job on MyBuilder. Explain the type of help you’re looking for, and then home extension builders in West Hampstead who are available and interested can respond to your post.

Browse profiles, read customer reviews and get quotes from your chosen West Hampstead extension builders, all before you decide who to hire.

What are the hourly rates of extension builders in West Hampstead?

Before getting started with your extension project, it’s important to have a clear budget in place. On average, extension builders in West Hampstead will charge between £16 and £42 per hour.

Single-storey rear extensions cost between £20,000 and £60,000 depending on size and finish.
The cost of double-storey extensions, which add more space and value, can range from £100,000 to over £170,000.
Larger wrap-around extensions that combine multiple extension types can range from £40,000 to over £120,000.

The cost of an extension will vary depending on your property. For instance, extending in certain areas may require structural adjustments to ensure stability, which can increase your material and labour costs.

To get an accurate price for your home extension, request detailed quotes from several West Hampstead extension builders near you on MyBuilder. This allows you to compare what each quote covers and how much your West Hampstead home extension project is likely to cost.

Find extension builders in West Hampstead with MyBuilder

Hiring the right extension builder in West Hampstead with MyBuilder couldn’t be easier. Just follow these simple steps:

Step 1: Post your extension project on MyBuilder

Whether you’re planning a single-storey extension, a loft conversion, or adding a new room, post your job on MyBuilder to find local West Hampstead extension builders. Once your job is live, we’ll share it with home extension builders in West Hampstead who can express their interest.

Step 2: Compare different extension builders in West Hampstead

When you start receiving interest, review profiles of local West Hampstead extension builders, check their previous work, and read real customer reviews. Ask about timelines, materials, and request detailed quotes.

Step 3: Hire West Hampstead extension builders with confidence

After gathering all the information and quotes from your chosen home extension builders in West Hampstead, compare their experience, guarantees, and costs before choosing who to hire.

You’ll also have confidence knowing that every tradesperson on MyBuilder is verified through several checks, including:

ID verification: When a tradesperson joins MyBuilder, we ask for a valid ID, such as a passport, ID card, or eIDAS certificate.
Company verification: For tradespeople operating under a company, we make sure every tradesperson has a registered business.

Did you know? Our continuous monitoring and complaints process ensures that tradespeople who don’t meet our standards are promptly removed from MyBuilder’s platform.

West Hampstead extension builders are ready to help. Use MyBuilder today to find the right professional for your home extension.

What to ask a West Hampstead extension builder before hiring?

Before hiring an extension builder in West Hampstead or extension building company in West Hampstead, ask a few key questions to make sure you’re choosing the right professional for your home extension project.

What qualifications and experience do you have as an extension builder in West Hampstead?

An extension builder in West Hampstead should have a strong track record with similar projects and relevant building qualifications or trade memberships, such as the Federation of Master Builders (FMB) or TrustMark.

Will my home extension meet all building regulations and planning requirements?

Your West Hampstead extension builder should ensure the project complies with Building Regulations and, where necessary, handle or assist with planning permissions. Ask how they manage building control inspections and what documentation you’ll receive once the project is complete.

What experience do you have with similar extensions in West Hampstead?

Ask to see examples of their previous work, or view examples of their work on MyBuilder. Ideally projects similar to yours in scale and design. This helps you assess the West Hampstead extension builder’s ability to deliver a result that meets your expectations.

How long will the extension take to complete?

Extension project timelines can vary depending on size, complexity, and weather. A typical single-storey extension might take around 8 - 12 weeks. Request a detailed schedule so you know what to expect and when key milestones will be reached.

Do you offer a guarantee for your work? Most West Hampstead extension builders offer a guarantee or warranty on their work, often between 1 and 10 years depending on the project and materials used. This gives you assurance that any issues will be resolved after completion.

If you still have questions about the professional you are looking to hire, we have a full detailed guide on hiring the right builder here.

FAQ: Common questions about home extensions in West Hampstead

Can an extension builder in West Hampstead help with planning permission?

Yes, many extension builders in West Hampstead can guide you through the planning process. They can help prepare drawings, advise on local requirements, and liaise with your local council to ensure your project meets all necessary regulations.

Can an extension builder in West Hampstead handle everything from design to construction?

Many West Hampstead extension builders offer full design-and-build services, managing both the architectural planning and construction stages. Ask your builder whether they can provide a complete package or if you’ll need to hire an architect or designer separately.

Will an extension builder in West Hampstead help with materials and finishes?

Yes, most extension builders in West Hampstead can source materials and offer advice on finishes that suit your design and budget. You can also choose to supply certain materials yourself, just make sure this is agreed upon before work starts.