Extension Builders in Radlett

Name: Extension Builder
Brand: MyBuilder
SKU: extension-builder
Rating: 3.6 (12 reviews)

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Some of our top rated extension builders in Radlett

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Blueprint Developments Limited
Rating: 5 out of 5
Extension Builder in Radlett
Welcome to Blueprint Builders, where your dream space becomes a reality. Nestled in the heart of London, our team is at the forefront of design and construction innovation. We specialize in transforming spaces into luxurious living experiences, with services that include: - Elegant House Extensions - Meticulous Loft Conversions - Comprehensive Renovations - Bespoke New Builds And a wide spectrum of commercial and domestic building projects designed with your luxury and comfort in mind. At Blueprint Builders, your satisfaction is not just a goal—it's our promise. We're dedicated to bringing smiles to our clients faces through meticulous attention to detail, unparalleled craftsmanship, and a seamless client experience from start to finish. Stay connected with our journey of transformation on Instagram @blueprintbuilder. Follow us for a regular dose of inspiration through updated photos of our latest projects. Dreaming of a space makeover? Don't wait any longer. Contact us today for a complimentary site visit and a personalized quote. Let's make your vision a living, breathing reality.
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Latest review:
We recently had our 3-bedroom house renovated, along with a new rear extension build and a garage conversion, and I couldn't be happier with the results. The team demonstrated exceptional craftsmanship and attention to detail throughout the project. From the initial consultation to the final handover, they were professional, reliable, and transparent about costs and timelines. The renovation completely transformed our home, enhancing both its functionality and aesthetics. The rear extension seamlessly integrates with the existing structure, creating a spacious and light-filled living area, while the garage conversion provides a versatile space we can now use as an office. The team was approachable, accommodating any changes we requested during the build, and always left the site clean and organized at the end of each day. I was particularly impressed with their ability to stay on schedule despite some challenging weather conditions. If you're looking for a dependable team that delivers quality work, I highly recommend Blueprint.
Rares Stoica ltd
No reviews yet
Extension Builder in Radlett
Hello, I deal with labor in everything related to construction...ex. (paving, roofing, painting, fences, masonry, bathrooms, tiling,..) I have experience.
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NW7 construction
No reviews yet
Extension Builder in Radlett
Hi, my name is Ivan. I live in UK 24 years. I always been at in construction business
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Danny & Son Building
No reviews yet
Extension Builder in Radlett
Hi, this is Danny I have a team of 8 people which we have 11 years experience Kitchen Extensions and Loft Conversions and Refurbishments we build at the customer's request..
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Charles Lee
No reviews yet
Extension Builder in Radlett
I have over 20 years experience building in and around Hertfordshire and Bedfordshire. I have managed and built extensions, fitted kitchens and bathrooms, completed small and large carpentry and joinery projects. I take great pride in my work and always work alongside my customers to make sure that they get the end result they want. I have contacts with suppliers in and around Hertfordshire to try and make sure that I can offer the best possible prices.
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BAPM LIMITED
No reviews yet
Extension Builder in Radlett
A complete building service all under one roof. Taking the hassle and stress away from you. We are specialists in extensions, new builds and full refurbishments. Undertaking all trade skills
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Innov8 Construct
No reviews yet
Extension Builder in Radlett
Innov8 Construct is a property development and construction company with over 15 years of experience, delivering schemes in London, Middlesex, Essex and the South East of England
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Cekamaintenance ltd
Rating: 5 out of 5
Extension Builder in Radlett
With over 20 years in carpentry, plumbing, kitchen and bathroom fittings, and general building maintenance work.
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Latest review:
Carpentry- 2 Aug 2025
Excellent service from start to finish, tradesman as they should be!
Sjs home and garden renovations
No reviews yet
Extension Builder in Radlett
I'm a multi trades man very reliable, honest and hard working jobs include First and second fix electrics Basic plumbing Carpentry Landscaping and design Painting decorating Building Il put my hand to any job and always have pride in my work excellent attention to details if i wouldn't except it in my own home it will not be done in yours
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Sergiu Stranis
No reviews yet
Extension Builder in Radlett
My name is Sergiu Stranis and the jobs that I do involve: digging foundations for extensions, structural work, fitting beams, welding, shuttering, underpining, underground drainages, buildin partition walls, plasterboarding, leveling ceilings, fitting joists, buildind structure for skylights, fitting skylights, fitting windows and bifold doors (Origin trained), decoration.
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A lama construction ltd
Rating: 5 out of 5
Extension Builder in Radlett
Drylining and plastering , making good , building wall , mf ceiling , plasterboards , rendering, painting.
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Latest review:
Carpentry- 9 Oct 2022
Excellent work; came exactly on time and went above and beyond. Job a little more involved than I’d realised but no complaints from Alfred he purely got on with the task at hand and I was incredibly happy with the work and would highly recommend.
Tom
Rating: 5 out of 5
Extension Builder in Radlett
I have more than 10 years experiance in Handyman and all other jobs relative in house, I have responsablity and panctuel.
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Latest review:
Extensions- 9 Dec 2025
Had Tom in today and the service was excellent from start to finish. He was professional, efficient, and the quality of his work was spot on. Really impressed and would happily use him again.
Choice Build
Rating: 5 out of 5
Extension Builder in Radlett
We are a small team specialising in plastering, carpentry and building. We can carry out full refurbishments, removal of load bearing walls, extensions, garden rooms, garage conversions and much more. With over 15 years each in our trades we strive to complete every job to the highest finish and feel combing plastering and carpentry we have the skill sets to do this. Electric and plumbing works are carried out by qualified tradesmen
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Latest review:
Restoration & Refurbishment- 14 Aug 2020
Excellent work ethic and attention to details. All-round nice guys to have around, finished the job on time and left in a tidy manner.
Mg groundworks
No reviews yet
Extension Builder in Radlett
Father and son ground works team anything from footings to steel work Inclusive - driveways -patios - drainage - fencing - machine driver Many years of experience small to large projects taken on Full building projects taken on too From new builds to conversions
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Premium Design Construction Ltd.
No reviews yet
Extension Builder in Radlett
Hi All, It’s my pleasure to introduce myself and my company to you. We’re a team of fully-certified professionals who undertake everything from complex projects to simpler operations. Fueled by our commitment to excellence, we go the extra mile to make sure clients are completely satisfied with our work. So I you are looking for reliable builder that has the knowledge, experience and qualification you are looking in the right place. Please come and talk to me and I will be very happy to advise/help you with your project. Kind Regards, Martin
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Aedifix LTD
No reviews yet
Extension Builder in Radlett
Aedifix is a professional landscaping and construction company specialising in creating high-quality outdoor spaces. We offer a range of services, including hardscaping, softscaping, and construction projects tailored to residential and commercial properties. Our team is committed to delivering durable, aesthetically pleasing solutions that enhance outdoor environments, combining expert craftsmanship with innovative design. Whether it’s a full garden transformation, structural enhancements, or routine maintenance, Aedifix ensures exceptional results with attention to detail and customer satisfaction at the core of our work.
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3.6

Top rated Extension Builders

Our Extension Builders in Radlett, are rated 3.6 out of 5 based on 12 reviews from customers like you.

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

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

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

What are the hourly rates of extension builders in Radlett?

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

Find extension builders in Radlett with MyBuilder

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

Step 2: Compare different extension builders in Radlett

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

Step 3: Hire Radlett extension builders with confidence

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

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

What to ask a Radlett extension builder before hiring?

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

An extension builder in Radlett 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 Radlett 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 Radlett?

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 Radlett 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 Radlett 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 Radlett

Can an extension builder in Radlett help with planning permission?

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

Many Radlett 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 Radlett help with materials and finishes?

Yes, most extension builders in Radlett 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.