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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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Once your job is posted, you’ll get responses from interested tradespeople through the website.

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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

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  • We here at Ridern are passionate building professionals specialising in premium bathroom transformations to full extensions & loft conversions. Focused on quality, precision and delivering a high-end finish built to last. Instagram @ridernhomes

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  • A Construction & Groundworks is a professional, reliable and experienced building and groundworks company. We specialise in extensions, groundworks, drainage, driveways, landscaping, refurbishments and general building work for both residential and commercial customers. We pride ourselves on high-quality workmanship, attention to detail and completing every project to the highest standards. From small jobs to larger projects, we provide a friendly, reliable service from start to finish.

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  • I’ve built my company around a simple principle: do the job properly, treat people with respect, and deliver work you can be proud to put your name to. We are a professional building company providing high-quality building, renovation and property improvement services. Whether it’s a smaller job or a complete project from start to finish, we approach every job with the same level of care, attention to detail and commitment. For me, building isn’t just about bricks and mortar. It’s about understanding what the customer wants, offering honest advice and turning their ideas into something they can enjoy for years to come. I believe good communication is just as important as good workmanship, which is why I make sure customers are kept informed throughout the job. We take pride in being reliable, hardworking and straightforward. We respect our customers’ homes and properties, keep our work organised and tidy, and never believe in cutting corners just to get a job finished quicker. Our reputation matters to us. A large part of building a successful company comes from happy customers, recommendations and people being confident enough to use us again.

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  • JBS Brickwork specialize in high-quality brick and blockwork for residential, commercial, and renovation projects. With a commitment to precision and exceptional craftsmanship, our expert team delivers reliable construction, from foundational brickwork to detailed restoration and repairs

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  • With years of hands-on site experience, I specialise in all aspects of first and second fix carpentry from timber framing, roofing, and stud walls to doors, skirting, and precision interior finishings. I take pride in clean workmanship, accurate measurements, and delivering durable results that stand the test of time. Reliable, efficient, and dedicated to getting every detail right on the first pass.

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  • I have been in the window industry for 40 years now, starting as a fabricator in a manufacturing company to having my own company. Unfortunately after Covid my company had to close since then I’ve been surveying and fitting windows, doors and conservatory’s,we also have added Garden Rooms to our portfolio, and have installed budget rooms right through to rooms with toilet facilities for extra sleeping accommodation.I can see these really becoming an asset to any household as they can have that many uses.My business partner also has the same experience as myself and we take total pride in our work be it a single window or a £30000 garden room. Customer satisfaction is our main priority,and we both can be available 24/7 for any requirements.

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  • Carvalho Contract Build is a professional building and refurbishment company specialising in carpet installation, laminate flooring, safety flooring and vinyl, renovations, finishing and general building services across UK

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  • I undertake extension and refurbishment work helping clients Design,Build and Transform their properties.

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  • Hi I’m dale self employed building contractor based in the Truro area who takes on all aspects of building contracts and plastering

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  • "DCS Carpentry Ltd is a family‑run carpentry and building contractor based in Bournemouth, serving Dorset, Wiltshire and Hampshire. We specialise in high‑quality bespoke carpentry and joinery, cut roofs, extensions, loft conversions, complete home remodelling and new builds, providing a turnkey service for homeowners, investors and organisations. Contact us for a free, no‑obligation quotation."

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  • I am the proprietor of Zen Build. I have 31 years of construction engineering and management experience which I have gained working for tier one principal contractors on major nationwide projects. I have many construction industry professional qualifications along with CITB health and safety qualifications which allows my customers to feel safe that every process is planned, managed and executed with a high level of professionalism and care.

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  • Reliable & Reputable builders in Staffordshire Specialist in all aspects of stonemasonary with over 20 years experience Building and refurbishment services including joinery, landscaping, Brickwork, as well as general building work

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  • Hi I am a bricklayer by trade but also do roofs I have worked for my self for 35 years I do extensions barn conversions slating and tiling roofs I like to give the customer what they want

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  • We are a reliable and reputable company with over 35 years of experience in the construction industry. Our portfolio includes a wide range of projects, including home improvements, house renovations, extensions, conversions and new builds, we would love to bring our expertise to your project. We are fully accredited builders, ensuring that all our work meets the highest standards of safety, craftsmanship, and professionalism. We would be thrilled to discuss your project in more detail and explore how we can turn your vision into reality.

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  • K&M BUILDING SYSTEM LTD is a business that specialises in all aspects of building. From extensions to driveways, kitchens, bathrooms or demolition. No job is too big or too small. Get in touch and we will respond to your enquiry efficiently and we will deliver a FREE ESTIMATION with no obligations. As part of our service we will also provide advice on selecting the best products for you needs. We don't have many reviews here because we use other sites to get leads like Rated People, My Workmen e.t.c. Our teams has been working for B&Q for over 5 years to fit kitchens & bathrooms. In the meantime, we are working on large projects like extensions, loft conversions or structural works.

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  • Hi I am an all round builder with skills in all departments always take pride in my work, i work with the client to give them the perfect job they always wanted

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4.5

Top rated Extension Builders

Our Extension Builders, are rated 4.5 out of 5 based on 280 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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