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Extension builders near me: Find and book local home extension builders

Whether you're adding a new room or building a full extension, hiring an extension builder ensures professional construction and adherence to regulations. MyBuilder connects you with verified building professionals who specialise in home extensions, conversions and renovations. Read reviews, post your job for free and get matched with local extension builders near you!

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

Some of our top rated extension builders

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  • Hi, my name is Alexandru. I am an experienced bricklayer with over 8 years of experience in the construction industry. I have worked as a supervisor for several established companies, including Daniol Brickwork Ltd, Mason Brickwork Ltd and Mercon Brickwork Ltd. I have now decided to start working independently and take on my own projects. I am based in the Hounslow, London area and I am available for both large and small projects. I take pride in delivering high-quality workmanship, working professionally and completing projects to a high standard. If you are looking for an experienced bricklayer or a reliable team for your project, please feel free to contact me. Thank you, Alexandru

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  • Experienced Carpenter and Builder, able to take on any job from an extension or loft conversation to a kitchen or house refurbishment

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  • Levismar Formwork & Groundworks Ltd is an experienced construction contractor with over 25 years of industry experience. We work with homeowners, developers, builders and main contractors on both private and commercial projects. Our services include complete groundworks, excavation, foundations, underpinning, basements, reinforced concrete, formwork, steel fixing, retaining walls, drainage, demolition, structural works, new-build houses, extensions, brickwork, blockwork, roofing, driveways, paving, hard landscaping, external works and site preparation. We can provide complete construction packages or individual specialist services, depending on the requirements of each project. Our team has the workforce, experience and construction plant to support projects ranging from smaller groundwork, driveway and retaining-wall works to major basements, reinforced-concrete structures and new-build developments. We also have excavators from 3 to 22 tonnes, dumpers and HIAB/plant transport, with operated plant available where required. Visit our website to view our services and previous projects. We welcome genuine enquiries from clients looking for reliable, capable and experienced construction support.

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  • We are a small family building firm from Lancashire and take on all aspects of building work, specialising in hard build such as groundworks and masonry. All our work is carried out by professional and fully qualified nvq/ city and guilds tradesmen. Our team have over 100 years building experience between us and all work is carried out to the very highest standard.

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  • Bae Construction is a company dedicated to delivering building and construction services of the highest standard. We pride ourselves on the quality of work we can deliver for a variety of different projects large or small. Based in Anglesey we aim to provide building and construction services throughout Anglesey and north West Wales. We have over 25 years experience in the building industry having worked on projects of all sizes from conversions to refurbishments and new builds. Whatever the size of your building project our commitment is to Provide the highest standard of workWork in partnership with you to deliver your projectCommunicate effectivelyKeep to your budgetExceed your expectations

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  • We are a local family run company with over 20 years experience in multiple new builds, commercial work, extensions, garden walls and re pointing. We pride ourselves on quality and customer satisfaction with references if required.

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  • Reliable and experienced builder specializing in home extensions, loft conversions, pitched roofs, and flat roofs. I take pride in delivering high-quality workmanship, attention to detail, and completing projects on time and within budget. With solid experience in residential construction, I can manage projects from start to finish, ensuring clear communication and a smooth process for every client. Whether you are looking to expand your living space with an extension, convert your loft into a functional room, or repair or install a new roof, I provide professional and dependable services. My goal is always customer satisfaction, using quality materials and maintaining a clean and safe work environment. No job is too big or too small, and I am always happy to offer advice and solutions tailored to your project. Services include: - House Extensions - Loft Conversions - Pitched Roof Installation & Repairs - Flat Roof Installation & Repairs - General Building Work Friendly, trustworthy, and committed to high standards. Feel free to get in touch to discuss your project.

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  • Trusted & Skilled Bricklayer I provide bricklaying, masonry, wall building and repair services. All work is safe, accurate and finished on time. I offer reasonable rates and guarantee my work. I am based in Bedfordshire and ready to help with your project.

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  • At Axminster Design and Build we are committed to delivering high quality building projects that are carefully designed and expertly delivered. Every project is shaped around our clients’ needs with a strong focus on detail craftsmanship and clear communication throughout.

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  • We're a local construction company handling projects of all sizes, from single-room renovations to full builds. Our team covers the full range of trades needed to see a project through - including in-house carpentry, kitchen and bathroom installations, and general building work - bringing in qualified gas engineers and electricians as subcontractors when a job needs them. With everything handled by one experienced team, you get consistent quality from start to finish, and full accountability from people who stand behind their work. We work locally and pride ourselves on reliable, tidy work and clear communication from quote to completion. Get in touch for an honest assessment and a finished job you can trust, whatever the size of the project.

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  • Company established in London for over 10 years lots of jobs completed reference available upon request

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  • 20years doing extension dormers refurbs

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  • We deliver high-quality residential renovations, home extensions, loft conversion and expert roofing solutions with a commitment to craftsmanship, reliability, and structural excellence.

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  • Glenward Builders started out has a single trader 1985 - and Up graded to a limited company in 1998. Where we were main contractors for local Authorities on their approved list of contractors, carrying out major maintenance works for Schools,public buildings and parks. We are a very bespoke family business with a very experienced team.Since 2006 we have been predominantly carrying out residential projects from minor refurbishment - extension - Loft conversion through to full New builds. •

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  • We are a small family building contractor that takes pride in our work we understand that choosing a builder to carry out work on your home can be stressful that’s why we are here and are fully insured to carry out all your needs thanks for looking

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  • We take on all types of building works, and specialise in home extensions, and New Build houses please see our website at JWKenyon construction Ltd

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4.4

Top rated Extension Builders

Our Extension Builders, are rated 4.4 out of 5 based on 290 reviews from customers like you.

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Find local extension builders near you for construction and renovations

Home extension builders provide a range of professional services to help you add more space, improve functionality, and upgrade the value of your home.

Whether it’s building new extensions, renovations or loft conversions, these are significant projects.. That’s why finding the right extension builder near you is key.

MyBuilder makes searching for extension builders near you easy. Just post your job for free, review profiles of interested house extension builders and compare quotes and customer feedback. It’s quick, straightforward and puts you in control.

Don’t put off your extension project any longer! Find interested and available house extension builders on MyBuilder today.

What services do local extension builders near me offer?

Extension builders help create more space and enhance the functionality of your home. From new builds to conversions and refurbishments, the right professional ensures that your project meets building regulations and is completed to a high standard.

On top of that, extension builders can also assist with structural work, planning and project management to ensure a smooth, hassle-free build. Whether you’re looking to extend your living room or add a second storey, extension builders on MyBuilder have the know-how to get the job done.

  • New builds and extensions: Constructing new rooms, conservatories or expanding existing spaces.
  • Loft and attic conversions: Transforming unused lofts into functional rooms like bedrooms or offices.
  • Home renovations and refurbishments: Upgrading your home, including kitchen, bathroom and living space remodelling.
  • Structural work: Foundations, roofing and major structural changes to your home.

MyBuilder makes it easy to find verified extension builders across the country, connecting you with local professionals who specialise in home extensions and structural improvements.

Simply post your project on our site for free, and local extension builders near you will register their interest. You can then discuss your plans, request quotes, and review profiles to find the right builder for your home and budget.

What jobs can extension builders near me help with?

Extension builders specialise in the construction, design and completion of home extensions and large building projects. Their services cover a wide range of tasks, from adding extra rooms to structural renovations.

Here are some of the key jobs an extension builder can assist with:

It’s easy to find the right home extension builder near you on MyBuilder. Simply post your job for free, read real reviews and connect with local extension builders, without the need to conduct the search yourself.

Find an extension builder near you with MyBuilder (in 5 simple steps)

If you’re wondering, “How do I find an extension builder near me?” MyBuilder makes the process simple.

Step 1: Post your extension job on MyBuilder

Use MyBuilder’s straightforward form to post your job in detail. Include information about your plans, materials, finishes, and photos or drawings if available. The more detail you provide, the easier it is for local extension builders to understand your vision.

Step 2: Browse local extension builders in your area

Once your job is live, you can browse through profiles of local extension builders near you who are available to take on your project. Review their experience, previous projects, and customer feedback, all before deciding who to hire.

Step 3: Discuss your project with local builders

Select the extension builders who are most aligned with your project and contact them on the platform to discuss your job and ask questions. This is the perfect time to talk through your requirements, timeline, budget, and any planning or structural considerations.

Step 4: Hire the extension builder that best fits your needs

When you’ve received quotes and details from multiple extension builders in your area, review them carefully and choose the one that best suits your needs.

Make sure all costs, materials, and timeframes are agreed upon in writing before work begins. Having a written contract in place helps avoid any confusion or misunderstandings during the project.

Step 5: Your builder completes the extension

Once you’ve appointed your builder, they’ll arrange a schedule and get started. When the project is complete, you can leave a review of your experience to help future homeowners make informed choices.

How much does an extension builder cost?

Extension builders generally charge between £200 and £300 per day for larger projects such as house extensions or full property renovations. For bespoke designs or complex structural work, prices are usually agreed in advance based on project scope, materials, and labour requirements.

Typical costs for popular extension projects:

Note: If you are unsure about how much your extension building job will cost, you can easily talk to local professionals on MyBuilder.

All you need to do is post your job with the questions you want answered, and extension builders near you will be in touch.

What qualifications should extension builders hold?

When hiring an extension builder, it’s a good idea to check that they have the right training, certifications, and insurance to complete your project safely and to a professional standard.

Look for memberships with recognised trade bodies such as the Federation of Master Builders (FMB), and confirm that the builder offers a written guarantee on their work. Always ask for proof of public liability insurance to protect against any accidental damage during construction.

Key qualifications and checks for extension builders:

  • CSCS Card – Confirms the builder has the skills and training to work safely on construction sites.
  • NVQ (Construction or related trade) – Shows competency and hands-on experience in their specific trade.
  • SMSTS Certification – For builders managing projects, this ensures proper safety and site supervision training.
  • Gas Safe Registration – Required if the builder will work with gas systems or appliances.
  • NICEIC Certification – Verifies that electrical work meets safety standards.
  • FMB Membership – Demonstrates credibility, professionalism, and a commitment to best practices.
  • CPCS Card – Confirms that they’re qualified to operate construction machinery if needed.

All tradespeople on MyBuilder undergo checks at registration, such as ID documents, company details, certifications for regulated jobs and skill assessments.

Posting your job on MyBuilder is simple and free. Just type in what you need, and our clever match-making process will help you find the right extension builder for your job.

Finding extension builders near you is easy with MyBuilder

Finding an extension builder near you isn’t always easy, especially when you want someone available to take on your project.

Follow these simple steps to connect with local extension builders through MyBuilder:

  • Post your extension job online for free and reach local extension builders without any upfront costs.
  • Receive interest directly from available professionals, no chasing or cold calls needed.
  • Every builder on MyBuilder is ID-checked and skills-assessed before joining, so you can hire with confidence.
  • Review each builder’s profiles, customer feedback, and past project photos to compare.
  • Book the right extension builder for your job with confidence. It only takes a few clicks.

Choose who you’d like to speak with, discuss your project in detail, and hire the best builder for your needs. Post your job for free today and see why homeowners across the UK trust MyBuilder to find local extension builders.

FAQ: Your questions about extension builders answered

Do extension builders near me need insurance?

While it isn’t a legal requirement, most builders carry public liability insurance to cover accidental damage or injury during work. Always ask to see proof of insurance before agreeing to a project.

Do local extension builders offer guarantees on their work?

Yes, many local home extension builders in your area should provide a guarantee covering their workmanship for a set period, often lasting several months to a few years depending on the project size. Always check what the guarantee covers before work begins.

What should I ask before hiring an extension builder?

Ask about previous work, project timelines, cost estimates, and payment terms. It’s also wise to discuss materials, planning permissions, and how any unforeseen issues will be handled. You can easily view examples of previous projects of extension builders near you on MyBuilder.

How much deposit should I pay for an extension project?

Deposits usually range from 10% to 20% of the total cost. Make sure the payment schedule, scope of work, and conditions are clearly written into a contract before the extension project starts.

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