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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.

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  • Hi, I run a small business making home improvements. I work alongside some established estate agents doing small jobs from a faulty lock door to full home refits. I am a sole trader and have a small team of experienced guys for any big jobs that need undertaking. I have many years of experience in the following. Dry lining.Joinery/carpentry .painting and decorating .pvc windows and doors.Roof and gutter repairs/ new installations.Plumbing/bathroom refits. Patios/Decking.Small Extension No Job too Big or Small. For a free, no-obligation quote, feel free to contact Many Thanks PETER

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  • Hi all. I'm a time served bricklayer/ builder with over 30 years experience with a reliable team of all trades that work with me. Happy to look at all types of work. Kind regards. Ian.

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  • I run a professional building company delivering high-quality construction and brickwork services. With a strong focus on reliability, craftsmanship, and customer satisfaction, I manage projects from start to finish, ensuring every job is completed to a high standard, on time, and within budget.

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  • D. Brown Carpentry Experienced and reliable contractor specialising in 1st and 2nd fix carpentry, handyman work, extensions, renovations and conversions. With a strong focus on quality workmanship, attention to detail and customer satisfaction, I take pride in delivering a high standard of work from start to finish. I work close with clients to deliver them exactly what they want.

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  • At MC Construction, we pride ourselves on delivering high-quality craftsmanship and exceptional customer service. With extensive experience in construction, we specialize in: • Renovations: Transforming homes with modern, functional designs. • New Builds: Creating bespoke homes tailored to your needs. • Extensions: Adding beautiful, practical spaces to your property. • Bathroom & Kitchen Renovations: Combining style and functionality for the heart of your home. We’re passionate about turning your vision into reality, using premium materials and a meticulous approach to every detail. Whether it’s a small upgrade or a major project, we’re here to provide transparent communication, competitive pricing, and results you’ll love for years to come. Let’s bring your project to life—get in touch today for a free consultation!

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  • Cosy Build is a new chapter in our journey, rebranding after over 10 years of trusted building and construction expertise across Harpenden, Radlett, Hertfordshire, North London, and surrounding areas. Based in Hertfordshire, our professional, reliable tradesmen serve St Albans, Harpenden, Radlett, North London, and nearby regions, delivering high-quality building services with a commitment to excellence. Formerly known as Luan Ajazi Home Improvements. Cosy Build is a family-run, customer-focused building company with deep roots in the Hertfordshire and North London construction industry. Our team consist of: Highly skilled craftsmen with decades of combined experience. Fully insured and certified professionals for your peace of mind. Local experts who understand the architectural styles and regulations of the area. What We Do & What We Care About Cosy Build is a family-run, customer-focused building company with deep roots in the Hertfordshire and North London construction industry. We specialise in: Loft conversions – Maximising your home's space and value. Loft conversions – Maximising your home's space and value. Home extensions – Seamlessly blending new spaces with your existing property. Renovations – Modernisin

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  • Kent Country Construction Ltd is well known as an experienced and professional kent-based Construction Company. We provide a range of services. Contact us today and find out how we can help. Services provided include - Extensions, New builds, Structural work, Landscaping, Groundwork’s, Refurbishments, Listed building work, Loft conversions.

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  • We are a reliable and professional Chinese building team based in London, specialising in residential renovation and property improvement work. Although we are new to MyBuilder and do not yet have reviews on the platform, we have completed a wide range of projects for homeowners and landlords across London. We are happy to arrange viewings of previous completed work for peace of mind. We understand that good communication, reliability, and keeping to budget are just as important as the quality of the work itself. We take pride in being: • Punctual and hardworking • Clean and respectful in customers’ homes • Transparent with pricing and quotations • Efficient without cutting corners • Focused on delivering a professional finish We cover all aspects of home improvement, including bathrooms, kitchens, flooring, decorating, carpentry, and general building work. Our aim is simple — to provide dependable workmanship at a fair price and make the process as smooth and stress-free as possible for every customer.

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  • I have a great team of full time staff that hold specific trade experience, bricklayers, groundwork, machine operators, tree surgeons and landscape specialists who pride themselves on their work and reputation. I am committed to achieving the goals set by my clients with a quality reliable service. Case studies can be supplied on request. I look forward to meeting you.

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  • With 10 years of professional CAD design experience, I specialise in producing detailed, build-ready drawings for home extensions across the North East. I understand the pressures builders face — tight schedules, client expectations, and the need for clear, compliant drawings — and I design with construction in mind from the outset. By hiring me, you get more than just CAD drawings; you get a dependable design partner who helps streamline approvals, minimise on-site issues, and present your projects professionally to clients and local authorities.

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  • We are specialists in all aspect of joinery and building and complete every job to the highest standard. We keep clients informed at all stages of the job through our strong and clear communication.

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  • Welcome to Southern Construction. We provide professional construction, demolition, waste clearance and site services across London and the South East. Whether you’re planning a new build, refurbishment, extension, groundwork project or simply need waste removed, we pride ourselves on delivering reliable workmanship, competitive pricing and a professional service from start to finish. Our services include: • New Builds • Extensions & Refurbishments • Groundworks & Foundations • General Building Works • Structural Alterations • Plumbing & Electrical Services • Brickwork & Landscaping • Materials Supply • Demolition • Site Clearances • Garden Clearances • House Clearances • Commercial Waste Clearance • General Waste Removal • Grab Hire • Muck Away • Man with a Van Services From small domestic projects to large commercial developments, we provide a dependable, efficient and cost-effective service tailored to your requirements. Whether you need a complete construction package or an individual service, our team is committed to delivering high-quality workmanship with excellent customer service.

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  • At LSM brickwork we provide reliable professional high-quality bricklaying and building service with over 20 years experience 📍Covering Liverpool and surrounding areas Our services • Extension • Garage conversions • Garden walls • Repointing • Brick repairs • Alterations • Steel work • Structural openings • Landscape • Fencing Fully insured ( public liability ) All work carried out to a high standard as we take pride in our work keeping jobs clean and tidy, from small repair jobs to a larger project Get in touch for your free quote

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  • Hi I’m Jack I’m 24 years old and I’ve been a general builder / bricklayer by trade for 6 years. I have plenty experience in all aspects of building and construction. This is a new chapter in my life to set up my own company one day.

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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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