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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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Tradespeople respond

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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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  • With 20 years of experience in the construction industry, we specialize in building new homes, creating seamless extensions, and installing modern underfloor heating systems. Our team is dedicated to delivering exceptional craftsmanship and personalized service on every project. Whether you’re envisioning a brand-new home, planning an extension to enhance your living space, or looking to upgrade your heating system for optimal comfort and efficiency, we bring expertise and a commitment to quality to every build.

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  • We are skilled plasterers and stucco specialists with 18 years of experience in the trade. We take pride in delivering high-quality workmanship, whether it’s smooth internal plastering, decorative stucco finishes, microcement or exterior rendering. Our focus is always on attention to detail, reliability, and ensuring every project — big or small — is completed to the highest standard. We are happy to offer honest advice, transparent quotes, and a clean, professional service from start to finish. If you’re looking to refresh your walls, repair damaged plaster, or add a touch of elegance with stucco work, we’d love to hear about your project. Find us on instagram @rdhstucco

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  • We specialize in high quality carpentry services that bring your vision in life with over 15 years experience. we offer stunning woodwork for your home or office. Location northeast&southeast we dedicated on: Hand make •wardrobe •Unit Media Wall •Wall Pannels •Wood Floor •Kitchen

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  • The Corden Bleu Group is based in Horsham offering a multitude of building services. We have a team of various trades who all work in hand to deliver work to the highest standard. We pride ourselves on providing an elite service to all our customers whether the project is big or small, which we are proud to say this is reflected with our continual customer return rate. If you are thinking of improving any aspect of your property we would love the opportunity to work with you.

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  • We are a small family run business that aims to go above and beyond for our customers. We range in a lot of different work such as building,landscaping and the small handy jobs around the home. We are also partnerd with Paul Smith Landscaping And Garden Services for a reliable service for any outdoor needs. No job to big no job to small.

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  • We are manufacturers and installers of Windows door and conservatories meeting individual needs

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  • Hi we are kitchen fitters! We supply labour only with 20 years experience fitting a wide variety of kitchen manufacturers products. From small frontal, worktop changes to large scale projects. Complete kitchen refits including all electrical, plumbing, tiling. We are also very experienced and competent carpenters so cover all aspects of carpentry

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  • We carry out all types of work from bathrooms to extensions. We can manage your dream project from demolition to final completion ready for you to move in.

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  • Over 20 years experience in the trade, both domestic and commercial. Highly experienced house builder and also happy to take on smaller projects too. I have good contacts meaning I can get other trades involved too if needed. Fully insured

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  • Although we are new to My Builder we have been trading for over 25 years. We offer small to large extensions , new builds and renovations, garden walls and garages. We also offer new fencing or repairs and decking installation amonsgst a host of other jobs.

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  • General Building company based in Gloucestershire. Experience totalling over 50 years specialising in bricklaying and plastering. with the contacts we have in all trades we have the ability to complete jobs from design to completion. Full insurance held. services we offer -Bricklaying -Extensions -Internal Alterations -Garage conversions -Patios -Driveways -Landscaping -Plastering -Rendering

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  • Welcome to A&F PROPERTY MAINTENANCE LTD The only call to make your dream to become real!! Here at A&F, we want to give QUALITY and SAFETY first. We are a strong established family-owned company which offers services all AROUND LONDON. With more than 25 years of experience in the Electrical Industry and house refurbishments, all our team is fully qualified (CITY AND GUILDS, NICEIC, NAPIT) to carry out any type of electrical work and house refurbishment work at your doorsteps with EXCELLENCE. If you are concerned about your safety regarding your electrical works, or you have a repair that needs to be addressed, don’t hesitate to contact us! Please, visit our website to see our full list of services. OUR SERVICES HOUSE RENOVATION - Kitchen extensions - House repairs - Kitchen refurbishments - Bathroom refurbishments - Roofing - NICEIC certification for domestic and commercial properties - Small repairs - Plumbing works - 24/7 emergency call out - Solar panels installations - EV charging points installations - And much much more!!

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  • We offer a wide range of services. From design & build to property maintenance. 25+ years experience. Residential & commercial works undertaken. Free no obligation quotes. No job to big or to small

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  • E J Construction is a small family run business working in Redditch and surrounding areas. We are ready to work on your next project. We have qualified bricklayers and experienced skilled tradesmen capable of all aspects of construction. Extensions Steel work Renovations Landscaping Retaining Walls and Patios Silicone render Lime render and more We are new to My builder portfolio picture's coming soon

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  • Here at NTL construction we pride ourselves on attention to detail and achieving the impossible, working alongside our client to finish their project. Big or small to the highest standard, with in our team we have everyone from a plumber to carpenter, ground works to roofer so everything is handled in house no waiting on sub contractors. Portfolio of works and views of Previous clients projects on site available on request

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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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