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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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Some of our top rated extension builders

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  • Been working 3 years in construction mostly everything but expertise in laminate flooring.

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  • We specialise in high-quality building, renovation, and decorating services across East London / Essex. From painting to full-scale construction projects, our team ensures top-tier craftsmanship, reliability, and customer satisfaction. Whether it’s transforming homes or tackling commercial spaces, we bring your vision to life with precision and care. Get in touch for a free consultation today!

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  • Iam a small family business we deal with all aspects of work for small extensions to full builds stone walling and we even specialise in koi ponds we have been trading for 19 years and are always willing to help if we can don't hesitate to ring we will always get back to you.

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  • Hi thanks for reading my page . Welcome to J SORLEY BUILDERS ;) I spent my early years as an apprentice to a highly accomplished builder who taught me everything, I have taken this knowledge forward with me and have been running a family business for the last 14 yrs . My main jobs are extensions / conversions and landscaping, personally covering all bricklaying, building works and carpentry. We cover all aspects of the work from design to build and aftercare .

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  • we strive to provide 100% quality fitting bathrooms and ensuites.with over 10 years experiance in renovating bathrooms we give the customer our personal vision and provide total stress free renovation and aim to complete all projects on time as quoted in quotes. we install wet rooms and and lighting to customers preferred project,so give us a go and share your vision.

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  • Hi . Me and my team have worked various new build sites , extensions, garages , stone houses walls all to a very high standard and to regulations . Very reliable and responsive please don’t hesitate to contact

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  • Hi my names Martin, I'm a qualified General builder, been in the building industry since I was 16 years old. I specialise in, Extensions Kitchens and bathrooms Refurbishments Tiling Roofing Render/cladding outside walls Carpentry - walls, doors, floors Gardens Minor electrics Plumbing - but not boiler work Driveways Painter and decorator

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  • We are a dynamic construction firm dedicated to delivering high-quality building services, with a strong focus on residential extensions. Our experienced team of skilled professionals has a proven track record in transforming spaces and enhancing the functionality and aesthetic appeal of homes. We understand that each project is unique, and we take pride in our collaborative approach, working closely with clients to bring their visions to life. From initial consultations and design to the final finishing touches, we ensure that every step of the construction process is executed with precision and care. We prioritize safety, sustainability, and compliance with all building regulations. Our commitment to quality and excellence has established our reputation for reliability and professionalism within the community. I am excited about the opportunity to continue building on this foundation and to work with you on your next construction project.

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  • Honest reliable hard working neat and tidy

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  • At Daly Brickwork Ltd, we're passionate about our craft. With unwavering dedication, we transform bricks and mortar into structures that tell a story. Our commitment to customer satisfaction is the cornerstone of our business. We collaborate closely with clients to turn their visions into reality, paying attention to every detail. Choose Daly Brickwork Ltd for your next project, and experience the creativity, quality, and customer satisfaction that sets us apart.

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  • We are a team of highly skilled trades people operating in all area's of works, from roofing to tiling and extensions to carpentry. No job is too big or too small.

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  • Welcome to our building company Kings Row Build ( Registered as Kins Row Build LTD), where we specialise in home extensions and loft conversions. With over 10 years of experience in the industry, we have built a strong reputation for delivering high-quality projects that exceed our clients' expectations. Our team of skilled professionals is dedicated to providing exceptional service and craftsmanship, ensuring that every project is completed to the highest standards. Whether you are looking to add extra space to your home with a stylish extension or make the most of your loft space with a conversion, we have the expertise and skills to bring your vision to life. We take pride in our work and strive to create beautiful, functional spaces that enhance the way you live. Our extensive portfolio of successful projects showcases our commitment to excellence and attention to detail. If you are considering a home extension or loft conversion, look no further than our building company. Contact us today to discuss your project and see how we can help you transform your home.

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  • Based in and around London, England. I provide home alteration services, full home renovations, office renovations, small scale commercial work such as restaurants as shop fronts and external works such as paving and landscaping. I also provide repairs, improvement or replacement service for construction defects and building service systems.

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  • Expanding and looking for new clients in the area All aspects of joinery based in the South Yorkshire region for commercial and residential projects.

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  • Good day. We're a general building company and can do much more than just kitchen fitting jobs. Just let us know what you want done and let us talk throu how we can help you with Your job. We're not afraid of exterior nor interior jobs, can do pretty much everything except Gas/Plumbing.

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4.4

Top rated Extension Builders

Our Extension Builders, are rated 4.4 out of 5 based on 288 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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