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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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Once your job is posted, you’ll get responses from interested tradespeople through the website.

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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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  • At Assured Properties London Ltd, we pride ourselves on delivering reliable, high-quality property solutions with a personal touch. With years of hands-on experience in the London property market, we understand that every project and every client is unique—so we take the time to listen, plan carefully, and deliver results you can trust. Our background spans across residential property development, refurbishment, and project management, giving us the knowledge to handle everything from small improvements to full-scale builds. We’ve built our reputation on being dependable, transparent, and detail-focused—ensuring every job is completed to a high standard, on time, and within budget. What sets us apart is our commitment to clear communication and genuine client care. We don’t believe in overcomplicating things or hiding behind industry jargon. Instead, we offer straightforward advice, honest pricing, and a hands-on approach from start to finish. Our clients know they can rely on us to treat their property with the same care and attention as if it were our own. Whether you're a homeowner, investor, or developer, Assured Properties London Ltd is here to provide a smooth, stress-free experience and results that stand the test of time.

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  • Construct It London have over 20 years’ experience in providing quality building and construction services to homeowners and commercial organisations. While our passion is building, our satisfaction comes from making our clients happy and providing a stress free project which we believe will exceed your expectations. Construct It London take great pride in its fantastic reputation for reliable workers who consistently produce the highest standard of work at a fair price which is also backed by 10-year guarantees. ​ Whether large or small, we can confidently undertake your next building project with our trademark competence and professionalism. Our complete design and build service ensures beautiful, bespoke conversions and extensions which will transform your home.

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  • Sylo Construction Ltd are a family run company with over 90 years experience between the 2 partners , we strive to provide quality work at a reasonable cost with the clients wishes our focal point , which leads to them employing us again and again

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  • I am very talented work and I can do multiple tasks

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  • Professional work in a timely manner with reasonable prices and no fuss!

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  • Welcome to Kane farnall building and carpentry, we carry out all aspect of work to a high quality

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  • About Grove Building Contracts Grove Building Contracts is a second-generation family firm working in and around Ilkley since the early 1970s. We specialise in extensions, renovations, conversions, and new builds, combining traditional craftsmanship with modern building methods. With over 50 years of experience, we’ve built a reputation for quality, reliability, and clear communication. Every project, large or small, is delivered with care, attention to detail, and pride in our work. We cover Ilkley, Burley in Wharfedale, Menston, Otley, Skipton, and Harrogate, providing a full service from groundwork to finishing. Why choose us? • Established local builders with family values • Skilled and fully insured tradesmen • Honest, transparent pricing • Projects delivered on time and to specification

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  • Brother Build is a high-end construction and carpentry company renowned for its exceptional craftsmanship, attention to detail, and commitment to excellence. Specializing in bespoke residential and commercial projects, Brother Build combines innovative design with superior materials to create timeless, durable, and visually stunning spaces. With a reputation built on trust, precision, and professionalism, the team delivers tailored solutions that reflect each client’s unique vision while maintaining the highest standards of quality and finish. Customers should choose Brother Build for carpentry and construction work because they deliver high-quality craftsmanship, reliable service, and durable results tailored to each client’s vision and budget.

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  • A Friendly reliable service and free advice in all aspects of building work with 25 years experience

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  • Trusted, high-quality building work you can rely on. We are a reliable building company specialising in extensions, garden walls, retaining walls, stonework, and professional pointing. With years of experience, we deliver high-quality workmanship with a strong focus on durability and a clean finish. Whether it’s a full extension or a smaller project, we take pride in doing the job properly from start to finish. Our stonework and pointing services are ideal for restoring and improving existing brick and stone, keeping your property looking its best. We also carry out small insurance jobs and repair work, offering a fast and dependable service when you need it most. Friendly, honest, and easy to deal with, we keep communication clear and always aim to leave every job completed to a high standard.

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  • I am construction worker for the last 30 years and I work like sole trader last 18 years, I have done many restoration projects in central London and some renovations jobs in Monaco for London based clients. I employ as many workers as I need for current projects and I work with 3 other men’s permanent. I can run projects for a small job or big projects . My biggest project was £2.250.000

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  • A small family run business with over 10 years experience in all aspects of plastering skim work Restoration Damp proofing. Dot and dab. Skimming Coving Metal stud partitions/ suspended ceilings. Skim over artex All to the highest of standards

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  • We are a construction company delivering residential building and refurbishment projects across London and Essex. With over 40 years of combined experience, we manage projects from start to finish, including planning, sourcing materials and coordinating trusted trades. Our work includes full house refurbishments, extensions, loft conversions, structural alterations and internal reconfiguration. We focus on doing the job properly, keeping sites organised and delivering a consistent standard across every stage of the build.

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  • SDL Homes Essex has been operating for over 10 years, with over 20 years in the building trade.. We specialise in all aspects of the building trade, from garden rooms to full wrap around house extensions, we can cater for all aspects of your project, from foundations to the final touch, we include the full package with our reputable subcontractors to keep all projects to the highest standard and meet ever demanding deadlines which helps us to be price conscious along the way. We offer the following and more: Extension Loft conversion Renovation Landscaping Driveways Garden rooms Garage conversion And more .....

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  • We are a building company established in 1989 and specialise in extensions, new builds , garage conversions and all brickwork jobs We mainly work in Northamptonshire but can travel a bit further also I have 20 years experience in bricklaying and my dad has 45 years bricklaying experience we also have a team of other trades we use on extensions To take a look at our work we are lifestyle builders on instagram and Facebook

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  • Experienced roofer with over forty years of experience working with roofing and general construction. Specialising in slate tiling and lead work. Fully competent in the installation of velux and dormer windows, also the upkeep maintenance and replacement of facias, soffits and gutters. Comfortable working with residential and commercial roofs and following OSHA safety regulations. General building work also undertaken as have much experience in building and construction of extensions.

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4.5

Top rated Extension Builders

Our Extension Builders, are rated 4.5 out of 5 based on 283 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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