Extension Builders in Belvedere

Name: Extension Builder
Brand: MyBuilder
SKU: extension-builder
Rating: 3.9 (19 reviews)

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

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 Belvedere

2667 Results

Sort by:

J & Freitas Builders & Plumbers LTD
No reviews yet
Extension Builder in Belvedere
We are a very dynamic and innovative company; We are committed to always deliver an excellent quality turnkey service to our clients, using our highly skilled tradesmen to ensure complete satisfaction and exceptional customer value. We always go above and beyond. Our success can only be built on your satisfaction. Our Services: Lofts Conversions, Kitchen Extensions, Home Refurbishments, Bathrooms and wetrooms, Bespoke Carpentry, Basements, Plumbing and Heating and New Builds
Get in touch
Mataj Building Ltd
No reviews yet
Extension Builder in Belvedere
I Build Your Dream
Get in touch
Matt smith
No reviews yet
Extension Builder in Belvedere
A Brick work Company with over 30 years experience. -New Builds -Extensions -Driveways and Patios -Garden walls -Rendering -insurance work
Get in touch
essex lofts and extensions
No reviews yet
Extension Builder in Belvedere
hello i am Aaron writing on behalf of the essex lofts and extensions we are a family run business that that can handle any of your domestic issues or solutions with a solid team of reliable tradesman in any feild. no job is to big or to small as we have electricians plumbers and our construction team ready for anything you desire from plumbing issues to fitting kitchen or patios and extensions don't hesitate to get in contact
Get in touch
Rainham construction limited
No reviews yet
Extension Builder in Belvedere
We are a dedicated building company that specialise in extensions and renovations works.
Get in touch
Antonio travaglia junior
No reviews yet
Extension Builder in Belvedere
The main point is to provide a high quality service and see the customer happy, we work tirelessly for the best service and quality! We always work with the best products available and the best price in town! So if you are looking for a good job at a fair price, contact us!
Get in touch
FJ Brickwork
No reviews yet
Extension Builder in Belvedere
Here at Fj brickwork we are fully qualified professional bricklayers with over 15 years experience. We are friendly Reliable and aim to please. Fully insured and offer free quotes and advice. We specialize in brickwork, blockwork, extensions, porches, garden walls, new builds, brickwork repairs, pointing, chimney stacks. We undertake all brickwork no matter how big or small.
Get in touch
CSO Construction & Surveying Ltd
Rating: 5 out of 5
Extension Builder in Belvedere
At CSO Projects &Surveying Ltd, we specialise in high-quality construction, refurbishment, and property services tailored to both residential and commercial clients. Our experienced team delivers everything from Energy Performance Certificates (EPCs) and stock condition surveys to full refurbishments, extensions, damp surveys/treatment, and garden transformations. We pride ourselves on fast turnaround, honest advice, and a commitment to excellent workmanship. Whether you’re a homeowner, landlord, or developer, we’re here to bring your vision to life with reliable service and transparent pricing.
Get in touch
Latest review:
Damp Proofing- 11 May 2026
My experience with Samuel was excellent. He provided a professional, comprehensive, and high-value damp survey for my basement. The final report was very thorough, including a detailed technical assessment and numerous photographs that clearly explained the situation. What really stood out was his willingness to answer several follow-up questions regarding the specific remedial work he suggested. His expertise helped clarify that the issues were environmental rather than structural, which provided great peace of mind. Highly recommended for anyone needing a clear, honest, and professional assessment.
Albjon Demiri
Rating: 5 out of 5
Extension Builder in Belvedere
Hi my name is Albjon and I provide high quality floor and kitchen fitting All the kinds of flooring (wood ,laminate, hardwood) I Also provide fencing ,decking and bathroom fitting!
Get in touch
Latest review:
Hard Flooring- 10 Sep 2026
Albjon and his colleague did a great job for us fitting a room out with LVT herringbone flooring. Very happy with the result and would use again.
Adrian Kotynia
No reviews yet
Extension Builder in Belvedere
London based company specialising in building extension works
Get in touch
Toni
No reviews yet
Extension Builder in Belvedere
We are a London-based construction company delivering high-quality building solutions across the capital and beyond. Specialising in residential and commercial projects, we provide reliable, end-to-end services—from planning and groundwork to final completion. Our focus is simple: quality workmanship, clear communication, and projects delivered on time and within budget. While we are proudly based in London, we also undertake projects across the UK, bringing the same level of professionalism and attention to detail wherever we work. Whether you’re planning a new build, renovation, or extension, we work closely with you to turn your vision into reality.
Get in touch
Rosa Construction
No reviews yet
Extension Builder in Belvedere
From internal renovations that breathe new life into your space to building extensions that expand possibilities, and loft conversions that elevate residential and commercial structures—we have the experience and skill to handle it all.
Get in touch
SCO ELECTRICAL & BUILDING LTD
No reviews yet
Extension Builder in Belvedere
SCo is a family run business with experts in multiple trades. With a focus on electrical work, we offer 24/7 call outs for electrical problems. We cover all aspects of electrical installation, additions, and maintenance. We also offer building related services, such as, complete property renovations, maintenance, and additions. Please don’t hesitate to contact us.
Get in touch
B&K
Rating: 5 out of 5
Extension Builder in Belvedere
B.K. Building & Renovation is a family-run building and renovation business based in South Harrow. We provide reliable, high-quality work across extensions, brickwork, blockwork, plastering, painting and decorating, tiling, flooring and general property improvements. We take pride in clean workmanship, clear communication and attention to detail from start to finish. Whether it is an internal renovation, plastering and finishing work, brickwork, flooring or a larger building project, we aim to complete every job safely, neatly and to a professional standard. Customers choose us for our reliable service, respectful approach, tidy working habits and commitment to quality. We treat every property with care and work hard to deliver results our customers are happy to recommend.
Get in touch
Latest review:
Benjamin and his team did a fantastic job on my property building a 6m by 6m Extension walls in only 2 days, it was done ahead of time and on budget. He was very conscientious and nothing was to much trouble. Done all the pictures of each step along the way needed for Building Control Guy. The quality and workmanship was first class and I would definitely recommend him for all types of building/refurbishment work.”
BigBellyBuilders
No reviews yet
Extension Builder in Belvedere
We the Big Belly Builders are general builders who take pride in everything we do. With an appetite for perfection, we aim for 100% customer satisfaction everytime. Services we offer: Loft conversions Extentions Conservatories Patios Driveways Fences Maintenance Plastering/rendering Landscaping Project management And much much more... Have a Big Belly Day!
Get in touch
Aj brickworks
No reviews yet
Extension Builder in Belvedere
Small to medium size bricklaying gang based in the south east with over 30 years experience. We trade on our reputation, quality, clean and reliable and providing a proper traditional finish.
Get in touch

3.9

Top rated Extension Builders

Our Extension Builders in Belvedere, are rated 3.9 out of 5 based on 19 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 Belvedere?

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 Belvedere 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 Belvedere who are available and interested can respond to your post.

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

What are the hourly rates of extension builders in Belvedere?

Before getting started with your extension project, it’s important to have a clear budget in place. On average, extension builders in Belvedere 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 Belvedere extension builders near you on MyBuilder. This allows you to compare what each quote covers and how much your Belvedere home extension project is likely to cost.

Find extension builders in Belvedere with MyBuilder

Hiring the right extension builder in Belvedere 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 Belvedere extension builders. Once your job is live, we’ll share it with home extension builders in Belvedere who can express their interest.

Step 2: Compare different extension builders in Belvedere

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

Step 3: Hire Belvedere extension builders with confidence

After gathering all the information and quotes from your chosen home extension builders in Belvedere, 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.

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

What to ask a Belvedere extension builder before hiring?

Before hiring an extension builder in Belvedere or extension building company in Belvedere, 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 Belvedere?

An extension builder in Belvedere 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 Belvedere 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 Belvedere?

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 Belvedere 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 Belvedere 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 Belvedere

Can an extension builder in Belvedere help with planning permission?

Yes, many extension builders in Belvedere 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 Belvedere handle everything from design to construction?

Many Belvedere 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 Belvedere help with materials and finishes?

Yes, most extension builders in Belvedere 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.