Extension Builders in Old Town

Name: Extension Builder
Brand: MyBuilder
SKU: extension-builder
Rating: 4 (21 reviews)

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Some of our top rated extension builders in Old Town

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Core Design and Build Ltd
No reviews yet
Extension Builder in Old Town
I'm Callum from Core Design and Build Ltd we are based in Hertfordshire, specialising in residential refurbishments, loft conversions, extensions and new builds. We have over 40 years of experience in the construction industry. Our team is made up of a professional team that completes every project to a very high standard.
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Ground2Sky Limited
Rating: 4.5 out of 5
Extension Builder in Old Town
Ground2Sky, Incorporated in 2016 has been set up with a mission to provide quality groundworks and general building works with the assurance of the best value for money. Our main aim is to exhibit high standards of quality in our work and successfully delivery projects with utmost customer satisfaction. We are passionate about our work and are looking to build good relationships with our clients.
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Latest review:
Driveways (Paved & Loose)- 6 Jul 2026
Jeromy and his team did a fantastic job on my new driveway. They arrived on time, worked efficiently, and kept everything tidy throughout. The finish is neat, durable, and exactly what we agreed. Great communication, fair pricing, and reliable service. I’d highly recommend Jeromy to anyone looking for a trustworthy builder.
Algis
New on MyBuilder
Extension Builder in Old Town
With over 25 years of experience in the construction industry, I specialise in bricklaying and all aspects of general building work. I take pride in delivering high-quality workmanship, reliability, and attention to detail on every project. Whether it’s extensions, structural brickwork, repointing, foundations, garden walls, or repairs, I always aim to complete work to the highest standard, on time and within budget. I believe in honest communication, keeping my customers informed throughout the project, and leaving every job clean and tidy. Customer satisfaction is my priority, and I take great pride in the reputation I have built over the years.
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Daniel fissenden
No reviews yet
Extension Builder in Old Town
Hi I'm a city&guilds bricklayer been building houses flats and extensions for aprox 40 years my work covers foundations, super structure ie brick work carpentry, and roofing patios and drives etc still working now just need morehouse to hear from you soon ,thanks dan
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IORIO SOLUTIONS LIMITED
No reviews yet
Extension Builder in Old Town
We do Extension, Loft Conversion, Bathroom, Kitchen, Tiling, Plastering, Rendering, Lime Render, Warm Schell, Painting and Decorations, New House with Passive House systems
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MWBuildingandlandscaping
No reviews yet
Extension Builder in Old Town
I carry out jobs including landscaping, carpentry, extensions, loft conversions, installations of bathrooms/kitchens & plumbing, electrics, all general building work, fencing, no job is too big or small. You can view some different aspects of my work via my photos.
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JBP Developments Ltd
No reviews yet
Extension Builder in Old Town
1. Surveys - Offering drone and Matterport surveys for planning applications and marketing purposes 2. Architectural Services - Providing drawings for pre-app and planning submissions. 3. Project Management - Managing multiple consultants, sub-contractors, and statutory authorities at any stage of the construction process. 4. Design and Build
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Happy
No reviews yet
Extension Builder in Old Town
I have experance for building job nearly 20 year
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BHL Brickwork
No reviews yet
Extension Builder in Old Town
BRICKLAYER Fully qualified nvq city & guilds since 2008 All work carried out to NHBC / LABC regs Neat and efficient References available Please call for any enquiries
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Hambro Builder Ltd
No reviews yet
Extension Builder in Old Town
At Hambro Builders we have one mission and that is to make our client's dream homes a reality. Whether the project be a small refurbishment or a full scale transformation our aim is the same. We pride ourselves of having high standard of workmanship to create a beautiful home at an affordable price.
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SUKH&SONU CONSTRUCTION LIMITED
No reviews yet
Extension Builder in Old Town
SS Construction delivers high-quality building and refurbishment services with a strong focus on professionalism, reliability, and attention to detail. With extensive experience across renovations, structural work, plastering, and carpentry, we provide a complete service tailored to each client’s needs. We pride ourselves on clear communication, honest pricing, and delivering projects on time and to a high standard. Whether it’s a small upgrade or a full refurbishment, our goal is to achieve a clean, durable finish that adds real value to your property. Reliable, efficient, and built to last – SS Construction.
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Morgan Properties Kent Ltd
No reviews yet
Extension Builder in Old Town
Brickwork, groundwork, landscaping, extensions, new builds and renovations.
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IMPERIUM ENGINEERING LTD
New on MyBuilder
Extension Builder in Old Town
Imperium Engineering is a trusted structural engineering and construction company serving residential and commercial clients across the UK. We provide practical, cost-effective solutions for projects ranging from minor structural alterations to large-scale construction works. Our team specialises in structural calculations, structural surveys, RSJ design and installation, temporary works design, extensions, loft conversions, refurbishments, and new-build projects. We also deliver full construction services, managing projects from initial design and planning through to completion. With a strong focus on quality, safety, and compliance, we work closely with homeowners, developers, architects, and contractors to ensure every project is completed to the highest standards. Our combination of technical engineering expertise and hands-on construction experience allows us to provide a seamless service, helping clients save time, reduce risk, and achieve the best possible outcome. At Imperium Engineering, we are committed to delivering reliable advice, professional workmanship, and exceptional customer service on every project.
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P.Martin
No reviews yet
Extension Builder in Old Town
30 years experience within the building trade, bricklaying, plastering, carpentry, plumbing
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Real Hammer
No reviews yet
Extension Builder in Old Town
We offer a full range of services for the construction of lofts and extensions.
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Harpreet
No reviews yet
Extension Builder in Old Town
I am fit your bathroom properly
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Top rated Extension Builders

Our Extension Builders in Old Town, are rated 4 out of 5 based on 21 reviews from customers like you.

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

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 Old Town 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 Old Town who are available and interested can respond to your post.

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

What are the hourly rates of extension builders in Old Town?

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

Find extension builders in Old Town with MyBuilder

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

Step 2: Compare different extension builders in Old Town

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

Step 3: Hire Old Town extension builders with confidence

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

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

What to ask a Old Town extension builder before hiring?

Before hiring an extension builder in Old Town or extension building company in Old Town, 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 Old Town?

An extension builder in Old Town 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 Old Town 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 Old Town?

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 Old Town 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 Old Town 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 Old Town

Can an extension builder in Old Town help with planning permission?

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

Many Old Town 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 Old Town help with materials and finishes?

Yes, most extension builders in Old Town 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.