Extension Builders in High Holborn, West London

Name: Extension Builder
Brand: MyBuilder
SKU: extension-builder
Rating: 4.2 (19 reviews)

Easily find verified High Holborn, West London Extension Builders. Just post your job to get quotes from MyBuilder's Extension Builders in High Holborn, West London.

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 High Holborn, West London

3549 Results

Sort by:

R L MORGAN CONSTRUCTION LIMITED
No reviews yet
Extension Builder in High Holborn, West London
We undertake all types of construction work, we specialise in matching in extensions and loft conversions to the properties that we work on.
Get in touch
GSK
No reviews yet
Extension Builder in High Holborn, West London
Hard working methodical tradesperson with a proven track record of large and small projects.
Get in touch
Razvan Building Services LTD
No reviews yet
Extension Builder in High Holborn, West London
Hi .I am Razvan the owner of Razvan Building Services LTD company specialised in full property refurbishment and all aspects of building works .With over 20 years of experiences in building trade and a good portfolio I am waiting for the next challenge . I can provide references from previous customers on request . We cover central , west and south London but we are proud to say we have offered our services outside London : Brighton , Isle of Wight, Walton on Thames
Get in touch
Happy building & construction Ltd
New on MyBuilder
Extension Builder in High Holborn, West London
I am happy to help u for cutting grass and maintenance in ur garden in cheap price
Get in touch
Surrey Horizon Builds Ltd
New on MyBuilder
Extension Builder in High Holborn, West London
Transform Your Space with Surrey Horizon Builds – Your Trusted, Family-Run Building Company At Surrey Horizon Builds, we’re proud to be a family-owned and fully insured building company serving Surrey and South London. With over 20 years of experience in the construction industry, we’ve built a reputation for delivering high-quality, professional work that’s also affordable. From small home renovations to large-scale developments, our team has the expertise to manage projects of all sizes, ensuring each one is completed on time, within budget, and to the highest standards. We believe in building strong relationships with our clients and are committed to turning your vision into reality. Our Building Services Include: New Builds Home Alterations & Refurbishments Property Extensions Brickwork & Concrete Tiling & Painting Kitchens & Bathrooms Plumbing & Electrical Work Re-pointing & Soakaways Foundations & Drainage Whether you’re looking to build your dream home, refurbish your property, or need reliable construction services, we’re here to help.
Get in touch
SANDHU A1 construction LTD
No reviews yet
Extension Builder in High Holborn, West London
All Building Work Undertaken:- * Extension * Bathroom * Plumbing * Carpentry * Kitchen * Loft Conversion * Electrics * Heating
Get in touch
Lan Lin
New on MyBuilder
Extension Builder in High Holborn, West London
We are a team of qualified civil engineers with more than 10 years of experience in building construction and property improvement services. Our work includes house builds, extensions, loft conversions, shed , greenhouse construction, furniture installation, repairs, and a wide range of handyman services. We are reliable, hardworking, and committed to delivering quality results for every project. Customer satisfaction, professionalism, and punctuality are always our priorities.
Get in touch
Bespoke Dwellings Limited
No reviews yet
Extension Builder in High Holborn, West London
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
MBS
No reviews yet
Extension Builder in High Holborn, West London
Hello My name is Marek am 45 year old I'm working 22 years has Builder I can do do all house carpentry like kitchen fixing cupboards suspending Sailing wall partition Complete bathrooms All plumbing tiling and fixings
Get in touch
First Corner Construction Ltd
No reviews yet
Extension Builder in High Holborn, West London
We are a company with decades of experience in all types of construction work, no job is too small or big! Just let us know the desired work you would like to have carried out, then we will come out and have a face to face consultation at the property and start working as soon as it is convenient for you. We are flexible and want to work with you.
Get in touch
Mo Builder
No reviews yet
Extension Builder in High Holborn, West London
I am engaged in house extension, loft, interior decoration, kitchen and bathroom installation in the UK. I have a skilled team. Our aim is perfect work, high quality guarantee, free labor maintenance within two years, and extremely low price.
Get in touch
Gill Builder
No reviews yet
Extension Builder in High Holborn, West London
I am always available for electricity, plumbing, house renovation, floor heating, extension, driveway, garden work etc. No Job is small for me and I always do my job with dedication. I have more than 10 years of work experience in construction line. note: - free quotation for work.
Get in touch
Malhi Buildtech Service Ltd
No reviews yet
Extension Builder in High Holborn, West London
We will provides a full building service. We are experienced builders who gives you highest quality work and very competitive quotes. We specialize in: • Extensions • Loft/Flat roof/Fibreglass • Asbestos removing • Brick work/Pointing • Plastering • Painting/Decorating • Wall papering • Tiling • Electrical jobs • Plumbing • Door/Windows .Kitchen/Bathroom • Carpentry/Staircase/Flooring • Gardens .
Get in touch
Darktolight
Rating: 4.5 out of 5
Extension Builder in High Holborn, West London
WELCOME to DARK 2 LIGHT CONSTRUCTION LTD. We are team of builders and electricians and all the trades . Our website is available to get more information ! Our team is made up of qualified, trusted and experienced workers . No job is too small or too big, we offer a big range of services . Call now to get a free quote !
Get in touch
Latest review:
Extensions- 14 Jun 2023
⭐️⭐️⭐️⭐️Excellent Builders.👍👍⭐️⭐️⭐️ I used different types of builders for the past 10yrs for various type of job. But I would tell DARKTOLIGHT are THE BEST of all. They are skilful, honest, punctual, friendly, economical, and very professional. They always consider your financial situation and help your building/repair needs accordingly. They complete the job with the fullest satisfaction on time. I have already booked for more of my other jobs. Highly recommend.10/10.
KINVEK CONSTRUCTION
Rating: 5 out of 5
Extension Builder in High Holborn, West London
We are a family run business, established January 2005, Kevin is a carpenter with over 40 years in the building industry, my son Matthew, who is a plumber, has been working with me for the last 10 years and wife Julie has been in the office since the start We pride ourselves on being friendly polite and trustworthy We do all types of building work, extensions, kitchens, bathrooms, carpentry, plumbing, electrics and decorating, fencing, decking
Get in touch
Latest review:
Carpentry- 17 May 2026
Great guy, reliant, work done to spec and expectation. Thank you
WHALE PROPERTIES LTD
No reviews yet
Extension Builder in High Holborn, West London
We are a construction company with a very quick performance with over 9 years experience in London
Get in touch

4.2

Top rated Extension Builders

Our Extension Builders in High Holborn, West London, are rated 4.2 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 High Holborn, West London?

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 High Holborn, West London 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 High Holborn, West London who are available and interested can respond to your post.

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

What are the hourly rates of extension builders in High Holborn, West London?

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

Find extension builders in High Holborn, West London with MyBuilder

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

Step 2: Compare different extension builders in High Holborn, West London

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

Step 3: Hire High Holborn, West London extension builders with confidence

After gathering all the information and quotes from your chosen home extension builders in High Holborn, West London, 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.

High Holborn, West London extension builders are ready to help. Use MyBuilder today to find the right professional for your home extension.

What to ask a High Holborn, West London extension builder before hiring?

Before hiring an extension builder in High Holborn, West London or extension building company in High Holborn, West London, 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 High Holborn, West London?

An extension builder in High Holborn, West London 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 High Holborn, West London 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 High Holborn, West London?

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 High Holborn, West London 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 High Holborn, West London 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 High Holborn, West London

Can an extension builder in High Holborn, West London help with planning permission?

Yes, many extension builders in High Holborn, West London 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 High Holborn, West London handle everything from design to construction?

Many High Holborn, West London 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 High Holborn, West London help with materials and finishes?

Yes, most extension builders in High Holborn, West London 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.