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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.

Some of our top rated extension builders

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  • Here at C.Goldie.Building we work with your customers to deliver high quality projects that suit their needs.

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  • I am an experienced first carpenter, with over 33 years of experience. I have all the tools and will always ensure the customer remains happy.

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  • I have over 30 years’ experience in the building trade, with extensive knowledge across all areas of construction and building work. I take pride in leaving every job clean and tidy and believe clear communication with customers is essential from start to finish.

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  • Dynamic and highly experienced builder whit over 35 years in residential construction. Taking on variety of projects Lofts,Extensions, Renovations from concept to completion. Dedicated to quality in craftsmanship and delivering results to client expectations . Managing projects hands an. Fully insured whit public liability coverage. Reference from clients

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  • We have 15 years of building work experience. We are a professional construction company providing complete building solutions across residential, commercial, and industrial sectors. Our services include new builds, extensions, renovations, and property maintenance. With a skilled team, quality materials, and a focus on timely project completion, we ensure reliable and affordable construction services you can trust.

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  • We offer a range of services including tacking ,dot & dabbing all aspects of installation plastering

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  • We have a team of kitchen fitters, carpenters and general builders. We also offer interior, exterior and commercial cleaning aswell as property care managment. We are reliable, keen and trusted individuals.

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  • I am a builder with more than 20 years of experience. I worked in Poland, Austria, Germany. I have been living and working in the UK for 11 years. I am available mostly at the weekends (Saturday & Sunday) I am new to my builder site.

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  • We've built experience on landmark projects—Battersea, HS2, Elizabeth Line—mastering complex logistics, stringent quality. Now, we build for you, bringing that precision to private construction. Leveraging lessons from these mega-projects, we guarantee exceptional quality, faster completion, and cost-effective solutions, tailored to your needs. We understand delivering on time, within budget, without compromise. Our track record proves it. We completed a large six-bed, high-spec house in London, showcasing intricate design and premium finishes. Plus, a three-bed, detached house in Derbyshire, proving versatile management. Your project, our large-scale expertise, applied with meticulous care. Clear communication, transparent processes, ensure your vision is realized to the highest standards. Experience the difference of large-project expertise, now within reach for your private construction needs.

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  • Introducing Copnell construction, with over 8 years experience in building and construction no job considered too big or too small. Priding myself on professionalism and quality you can be assured all work undertaken will be completed to the highest standard. Just a few of the many things we can offer -brickwork, plastering, re pointing , dry lining, stud work, knock throughs , demolition, concreting and the list goes on

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  • Josh vesey is a high class carpenter and joiner working under the Name of J V Joinery. I have a vast background of knowledge and experience in my respected craft. I have trained as a traditional handcraft joiner and carpenter, with a good and solid portfolio from many years of hard work in the domestic and commercial building sectors. I specialise in restoration joinery, which includes sliding sash and casement windows and doors, aswell as high class framing carpentry and finish joinery.

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  • Reliable and experienced builder specialising in full home and flat refurbishments. Offering high-quality kitchen installations, flooring solutions, and electrical work, all completed to a professional standard. From small upgrades to complete property renovations, every project is handled with attention to detail, clear communication, and a focus on customer satisfaction. Skilled in transforming spaces into modern, functional, and stylish environments, delivering work on time and within budget.

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  • As the Director of our Family business Atika Construction, I have been in the Building industry for over 8 years and was trained by a contractor who had over 25 years experience. I also have past experience in the carpentry trade. Myself and my partner have undertaken all different types of building and landscaping work.

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  • At Penfold & Son Construction, we are experienced and dedicated to providing high-quality construction services to our clients. We have been in the industry for many years and have completed numerous projects ranging from small renovations to vast extensions and loft conversions.

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  • Hi, my name is Iain. For many years worked as a farm/estate worker. For the past several years I worked for TH building and joinery as a joiner/ builder. Tom has now emigrated to Oz so I have decided to set up on my own. I am experienced in joinery/ kitchen fitting. Roofs and dormers, groundwork’s/drainage/ footings etc. limited experience in hot/cold water plumbing. Happy to have a go at most tasks but also happy to admit my limitations.

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  • SwiftBrick Ltd is a Chartered MCIOB building company based in Swindon, specialising in high-quality home extensions, renovations, and structural work. Fully insured and experienced, we deliver projects done properly, once, and built to last. We also provide premium building services in nearby towns including Royal Wootton Bassett, Highworth, Wanborough, Marlborough, and Wroughton. From small renovations to major home improvements, our team handles every stage with meticulous planning, quality materials, and expert project management. Clients choose SwiftBrick for transparent pricing, stress-free communication, and results that meet the highest standards of craftsmanship and safety.

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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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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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