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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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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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  • Hi I am your local biulders, we specialise in extention,bathrooms and kitchens , loft conversions fully insured .we cover all the best trades from start to finish 👌

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  • A construction company based in NW London. No job is too big or small. From log conversion to maintenance £ everything in between. Loft conversion Decorating & paint Garden clearance & Landscape Repairs and maintenance Plumbing

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  • Welcome to Gower Coastal Construction & Landscaping, your premier partner for all your property upkeep and landscape design needs in the Swansea and surrounding area. With a passion for enhancing and preserving the natural beauty of coastal properties, we offer a comprehensive range of services tailored to meet the unique challenges and opportunities presented by our stunning coastal environment.

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  • Hi I’m Ben Ince director for Wrexham groundwork and building, We cover all aspect of groundwork and building drives, patios, extension ect We are a small company for your big jobs if there’s anything you think we can help with give us a call you can also find us on Facebook.

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  • At SLB we design, build and maintain to all of our clients needs. After many years in the building trade I have acquired great knowledge of all building works, along with my great team and organisation we settle for nothing less than you getting your dream project. SLB 🧱

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  • Hi I'm Craig, a professional bricklayer with over 10 years experience in extensions, landscaping, slab laying, and repointing jobs all undertaken. I have a 5 star review on my Facebook page C Davis brickwork.

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  • We are Constructionline affiliated company, we work with NIc approved and Gas Safe registered contractors .We are a family run company who has been working in partnership with Harrow Council for 10 years. We pride are self’s on offering an excellent professional service, from start to finish. We specialise in disabled wet rooms and luxury bathrooms. From extensions to new kitchen installation’s we have it covered, Boiler services and central heating installs

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  • Phantom Property Developments, is a turn-key solution for all your construction needs, with over 15 years in both domestic & commercial developments, we pride ourselves on delivering clients projects on time and within budget. we offer a turn-key service from design stages with involvement from the client, right through to completion. with all our own labour & trades this allows us save cost and benefit the client for the dream project.

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  • My name is sam iv been in the building industry coming up to 20 years . When i was sarting out i was lucky enough-to have worked with some of the best traditional tradesmen out there . which allowed me to gain the skills and work ethicresulting in me having a high standard of pride in my work . All the services I offer are to a high standard So if there’s a job you want doing big or small Please get in touch and even if it’s a job I cannot do . I will be happy to put you in touch with a trusted tradesmen, which can do it for you . So please get in touch drop me a messageon

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  • Cliffside Builders is a family-owned company in Brighton & Hove, covering all of the East Sussex. We specialize in Refurbishments, Extensions, Loft Conversions and Outdoor Areas.

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  • T & B Building Services Ltd Building and landscaping company based in Coventry and Warwickshire We take on extension house renovations and new build projects. Bricklaying , Groundwork’s, Landscaping, Garden maintenance,Fencing, Driveways.

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  • We are a family business with over 55 years experience. We cover all aspects of building work and specialise in extensions, kitchens, bathrooms and garden rooms.

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  • We are a small building firm who specialise in extensions

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  • Builder/bricklayer with 20 years experience, all aspects of commercial and domestic work, specialising in extensions.

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  • My business is a family business for over 20 years, we give the best quality work out there and we are very correct when it comes to work, we make sure our customers happiness comes first.

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  • D&R BRICKWORK is a Southampton based business specialising in all bricklaying services led by its owners Dwaine and Ryan. We pride ourselves on providing quality building solutions at competitive prices providing our clients with the best value for their project. We have a team of 2 NVQ LEVEL 3 Bricklayers who aim to bring to life the projects you have envisioned at the highest quality

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4.4

Top rated Extension Builders

Our Extension Builders, are rated 4.4 out of 5 based on 289 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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