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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!

How it works

Post your job for free

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

Tradespeople respond

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

Review profiles and choose

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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  • M j dance

    New on MyBuilder

    I am 59 years old,and have been bricklaying/extending houses for forty years.last twenty in domestic properties,I have been involved in most aspects of building an extension from founds and drainage,brickwork,substructure floor,steel work and have good knowledge of building Reg’s .These days I prefer to work from the concrete foundations onwards but can advise on getting over problems in the ground.i have a mass of pictures of jobs I have done over the years.i am a sole trader so can work with other trades if need be.i am punctual and only do one job at a time.I can also do hard landscaping walls/retaining walls ect. Regards Michael

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  • Kld

    No reviews yet

    Full renovation with warranty

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  • Handyman

    No reviews yet

    Handy man 3 years

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  • Horizon Buildworks

    No reviews yet

    We are a partnership offering a wide range of home improvement services, including painting and decorating, general handyman work, minor repairs, plumbing, carpentry, and furniture assembly. Whether you need help freshening up your space or fixing things around the house, we’re here to help. Please note that we do not handle electrical or gas work. Feel free to contact us with any questions or enquiries — we’re always happy to assist!

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  • Harry Clarke

    No reviews yet

    Welcome to Clarkes Clear View Glazing, we offer professional supply and installation of high-quality windows, doors, and exterior glazing products. Whether you're updating your home or working on a new build, we're here to help with expert advice and reliable service. What We Offer: Windows - uPVC, aluminium, with double or triple glazing Doors - Composite, sliding, French, and stylish bifold options Bifold Doors - Create open, light-filled spaces with smooth, modern bifolds Roof Lanterns & Skylights - Bring more natural light into your home Soffits, Fascias & Guttering - Durable roofline solutions to finish the job right Why Choose Us: friendly installers • High-quality materials Competitive prices Free quotes and advice Get in touch with Clarkes Clear View Glazing today - for a home that looks great and performs even better.

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  • Lifestyle builders

    No reviews yet

    We are a building company established in 1989 and specialise in extensions, new builds , garage conversions and all brickwork jobs We mainly work in Northamptonshire but can travel a bit further also I have 20 years experience in bricklaying and my dad has 45 years bricklaying experience we also have a team of other trades we use on extensions To take a look at our work we are lifestyle builders on instagram and Facebook

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  • BAB Repairs

    New on MyBuilder

    Handyman & Tiling Services | Home Repairs & Improvements | BAB Repairs Reliable Handyman & Tiling Services – Quality Work at Fair Prices! Looking for a reliable handyman or tiler to help with repairs, installations or home improvements? Hi, I’m Andrii from BAB Repairs. I offer handyman and tiling services for homeowners, landlords and tenants. Whether you need a small repair, furniture assembled, new tiles installed or general property maintenance, I’m happy to help. 🔧 HANDYMAN SERVICES * General home repairs and maintenance * Furniture assembly (IKEA, wardrobes, beds, cabinets) * Shelves, mirrors and curtain rails installation * TV wall mounting * Door handles, locks and minor adjustments * Silicone sealing and re-sealing * Small home improvements and odd jobs 🛠️ TILING SERVICES * Bathroom wall and floor tiling * Kitchen splashbacks * Shower area tiling * Floor tiling * Tile replacement and repairs * Regrouting and silicone sealing Why Choose BAB Repairs? ✓ Attention to detail ✓ Clean and tidy workmanship ✓ Fair and transparent pricing ✓ Friendly and professional approach ✓ Small jobs welcome 📍 Areas Covered: London, Harlow, Bishop’s Stortford and surrounding areas of Essex. 📞 Call or WhatsApp:

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  • Leeds building company limited

    No reviews yet

    Leeds building company Ltd specialises in extensions,stuctural alterations (fitting of steels), loft conversions Inc dormers and hip to gable alterations. We have an excellent team that covers all aspects building works.

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  • Ziggy Construction Brighton

    No reviews yet

    Welcome to Ziggy Construction Brighton Your Local Partner for Construction, Electrical, Gas, Steelwork, Crack Repairs, Decorating, Kitchen Installation, Bathroom Installation, Extensions, Loft Conversions, and Much More! At Ziggy Construction Brighton, we’re a small, dedicated team with over 15 years of experience, offering a personal touch to every project. Whether it’s a new build, a refurbishment, electrical work, gas services, steel work, crack repairs, or decorating, we provide expert services tailored to meet your needs. Our team is committed to delivering high-quality results, ensuring that each project is completed with precision, safety, and a focus on customer satisfaction. We understand the unique challenges each project presents and work closely with you to bring your vision to life. Our Services Construction & Refurbishments: We specialize in both residential and commercial builds, as well as renovations that breathe new life into your space. Electrical Work: Certified electricians providing safe, reliable electrical installations, repairs, and upgrades. Gas Work: Gas installations, repairs, and maintenance performed by certified engineers, ensuring safety and efficiency. Steel Work: Expert steel fabrication and installation for structural and decorative elements, enhancing both function and aesthetics. Crack Repairs: Professional crack repairs for structural integrity, ensuring your property remains safe and sound. Decorating: Interior and exterior decorating services, including painting, wallpapering, and finishes that enhance the beauty of your space. Small Commercial Projects: We handle small to medium-sized commercial builds and refurbishments, and we make sure every detail is taken care of. Why Choose Us? We're a small team, and we take pride in offering hands-on, personalised service with a focus on quality and attention to detail. Full-Service Expertise: From construction and electrical to gas, steel work, crack repairs, and decorating, we handle all aspects of your project, ensuring smooth coordination and completion. Customer-Focused: We prioritise your satisfaction, always striving to complete projects on time and within budget. We’d be happy to offer you a free, no-obligation quotation for any work you’re considering.

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  • Cc brickwork

    No reviews yet

    Brickwork Repointing Extensions Any aspect of building

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  • C eames

    No reviews yet

    Hi I'm Chris a very experienced carpenter in everything from first to second fix with over 20 years experience Please view the photo gallery to view our outstanding work!

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  • Dansonsconstruction

    New on MyBuilder

    Hello, my name is Daniel, I'm builden construction, specialist in: plaster, painting and decorator, I also work with tiles and foundations, construction in general, you don't have to look for someone else, I'm the builder you need, call me that you don't regret it!

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  • Ben Thompson

    New on MyBuilder

    I've recently set up my own service called Ben There Fixed That. Mainly to get more local work and build my business. I've been in the trades for 18 years now, working my way up from a labourer to a contractor. Completing many different projects with my Dad who I did my apprenticeship with and on my own. We've completed extensions, kitchens, bathrooms, loft conversions and cover general day to day maintenance and refurbishments. We were predominantly based in London but looking to work much more local to home. No job too small. Visit bentherefixedthatworks on Instagram to check out more or to contact us. Many thanks Ben

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  • Hortn limited

    No reviews yet

    Our Mission At Hortn, we aim to provide high quality building services to our clients. We are established builders with over 20 years experience in small and large scale building and ground working projects. We pride ourselves on guaranteeing a bespoke high quality service, making us a favoured choice among property developers, authorities and homeowners across the north west Our Team Our team consists of experienced builders and skilled professionals who are committed to delivering building services with exceptional results on every project. We take pride in our work and strive to exceed our clients' expectations. Our Work We offer a wide range of building services tailored to your requirements, including residential and commercial construction, ground works, home renovations and extensions.

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  • Nelson Roofing

    New on MyBuilder

    We are approved installers of rubber roofs and trained 15 years ago We also do all types of pitched roofing, lead work, facias guttering and chimney re-furbs We also ran a construction side where we undertook mid-high end new builds and worked on many private multi plot sites for a developer We are very approachable and pilote as we respect we are working on your property and being paid to do so. We only ever submit our final invoice when you are totally satisfied and if you ever have a problem we will come back straight away to assess it We provide a 20 year product guarantee and a 10 year personal guarantee on the rubber roofs

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  • Tamar roofing building services

    New on MyBuilder

    This is Tamar roofing building services we run a brilliant company with excellent quality trades men on hand to get it done regardless of the job from your roof repairs to new roof insulation, flat roof repair replacement and all your building work under taking,we are fully qualified and insured team and won't be beaten on price friendly team here too help and easy to communicate with all work comes with standard 10 years garunteed from Tamar and free 5 years followed inspection to allways insure you stay safe and dry so for anything else please get in touch for free inspections.

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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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Easily find verified local tradespeople. Just post your job to get quotes from tradespeople near you across the UK.

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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