Describe your job with details to view a tailored list of tradespeople.
Post your job

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!

How it works

Post your job for free

Post your job for free

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

25439 Results

Sort by:

  • Hi, I’m Ciaran, a carpenter with over 20 years’ experience in the trade, covering both first and second fix carpentry. I take a lot of pride in my work and always aim to deliver a high standard of workmanship. I pride myself in being reliable, hardworking and always pay close attention to detail. I believe in doing a job properly rather than cutting corners. I take on all types of carpentry projects, from smaller jobs and repairs through to larger projects and bespoke work. No job is too big or too small, and I’m always happy to discuss your requirements and find the best solution. If you’re looking for a reliable, experienced carpenter who takes pride in what he does, I’d be happy to hear from you and discuss your project.

    Get in touch
  • Capital Craft Construction Ltd is a South East London-based building company specialising in extensions, loft conversions, renovations and structural alterations. We provide a complete service from the initial discussion through to completion, with a strong focus on quality workmanship, clear communication and a well-managed project. Our work includes rear and side-return extensions, loft and garage conversions, full property renovations, structural alterations, kitchens and bathrooms, roofing, brickwork, damp proofing, waterproofing and general building works. We understand that having building work carried out in your home is a significant investment. That’s why we believe in being straightforward with our clients, providing clear quotations, keeping you informed throughout the project and treating your property with respect. Based in South East London and covering surrounding areas across London and Kent. Capital Craft Construction Ltd — Your home. Expertly crafted.

    Get in touch
  • At M.A. Salmon Groundworks, Maintenance & Landscapes, we are a proud family-run business with over 20 years of experience delivering high-quality landscaping, groundworks and property maintenance services. We pride ourselves on our professionalism, reliability and attention to detail, treating every project with the same care and dedication as if it were our own home. From complete garden transformations and landscaping projects to groundworks and general maintenance, no job is too big or too small. Our 5-star rating reflects our commitment to excellent workmanship, customer satisfaction and building lasting relationships with our customers. We believe in honest advice, fair pricing and delivering results that our customers can be proud of.

    Get in touch
  • Hi im Darren ive been in the trade for 44 years gaining many different trades, whilst building houses and large extensions and employing many trades directly i have decided to take on smaller jobs and work that is less intense I still have several self employed tradesmen to call on and offer work to the best of my ability with all options worked through

    Get in touch
  • CoreFinish is a building and refurbishment company based in Radcliffe (M26), working across Greater Manchester and the North West. We manage projects from start to finish with our experienced team, so you have one point of contact for the whole job, from groundworks and foundations right through to the final finish. What we do: - Bathrooms and kitchens: strip-out, supply and fit, tiling and plumbing - Full house refurbishments: plastering, decorating, flooring, partition walls - Extensions, loft conversions and roofing - Brickwork, blockwork, rendering, garden walls and fencing - Groundworks, foundations, drainage and demolition - Driveways, patios, block paving and landscaping How we work: - Free, no-obligation quotes - send us photos and your postcode - A site survey and a clear, agreed scope of works before we start - Staged payments as the work progresses - Regular progress updates and photos - A tidy, safe site and a proper snagging check before handover We work for homeowners, landlords, investors and commercial clients. Fully insured.

    Get in touch
  • I’m doing this job bricking for more than 25 years you’re on a safe hands

    Get in touch
  • TDF Construct Ltd is a London-based construction company specialising in house extensions, loft conversions, full property renovations, kitchen and bathroom refurbishments, roofing, brickwork and general building services. We focus on delivering quality craftsmanship, reliable service and excellent attention to detail. Whether it’s a small home improvement or a complete property transformation, we work closely with customers to understand their vision, budget and requirements. Our approach combines practical building expertise, clear communication and professional workmanship to deliver attractive, functional and long-lasting results. From planning and construction to the finishing touches, we aim to make every project as straightforward and stress-free as possible. If you’re looking for reliable builders in London to extend, renovate or improve your home, TDF Construct Ltd is ready to discuss your project and provide a quotation.

    Get in touch
  • Apsley Wall is a well-established professional family run Building and Groundwork contractor, with over 50 years experience. Situated on the boarders of Surrey, Sussex and Kent we operate throughout South-East England. We specialise in all aspects of Groundwork's & Foundations for Residential and Commercial clients alongside New Builds, Extensions, Underpinning, Basements, Drainage, Garages, Driveways, and more. We pride ourselves in our dedication to quoting accurately, aiming to minimise costs and maximise efficiency. Being able to provide you with a fast response of costings and working with your budget and timescale to ensure your project runs smoothly. Building a good work relationship with customers is of utmost importance and you can rely on Apsley Wall to get the job done.

    Get in touch
  • Giza Solutions is renowned for its exceptional performance in executing and completing a wide range of domestic and public development projects with utmost excellence. With a wealth of experience and expertise, we have perfected our craft in a wide range of endeavors, from modest home renovations to lavish architectural ventures. Our unwavering commitment to our company values is evident in everything we do.

    Get in touch
  • At Elevate we specialise in providing bespoke solutions tailored to meet the unique demands of each project. Whether you require expert advice in landscaping, foundations, drainage, renovation works or comprehensive civil engineering services, we are here to deliver exceptional results. We pride ourselves on our meticulous attention to detail and our ability to blend modern techniques with traditional craftsmanship. This approach ensures that our projects not only meet but exceed expectations, delivering results that stand the test of time. With over 50 years combined experience in the industry, we understand that choosing the right contractor is crucial to the success of your project. With our extensive experience, we have the expertise and resources necessary to handle projects of all sizes, from small residential works to large commercial and infrastructure developments. We will work closely with you from the initial consultation through to project completion, ensuring that your vision is realised with precision and care.

    Get in touch
  • Hello, This is JSB Project ltd. We are based in West London. We do Loft extensions, Garages, All kind of Extensions, Renovations, Kitchen bedorrms ans so more. We have projects around London. Free qoute. Please contact us for any inquiries. Thanks. Kind regards

    Get in touch
  • More that 10 years of experience in construction industry, we do most types of Flooring, Plasterboards (Drylining), door and window installation, media walls, painting and Handyman jobs. We service most of West Sussex area

    Get in touch
  • Please view our Facebook Page RSL Construction (East Anglia) Ltd. I have been in construction for 15 years. Took my love for the trade and went on my own. I have been Trading for 5 years growing a construction business over these 5 years. We do all aspects of construction from the footings, drainage and landscaping. All the way to building, conversions and extensions. We will consider any construction work given our way and get a detailed quote to the client. Taking in all of the clients ideas, visions and then putting them into reality. We work in all of Norfolk area but would also consider work further a field. Our aim is to produce work at the highest level. That is what our reputation is built on. We look forward to working with all new clients. View our Facebook page for ours reviews and full photos of our projects completed.

    Get in touch
  • True North Solutions is a family-owned business with years of experience in home improvement and repairs. We specialise in bricklaying, offering high-quality work for everything from walls and patios to custom brick structures. At True North Solutions, we focus on providing reliable, long-lasting solutions tailored to each client’s needs. With a strong commitment to quality and attention to detail, we make sure every project is completed to the highest standard, adding lasting value to your home.

    Get in touch
  • Specialising in supporting planning applications for residential units from extensions to proposed developments, offering measured home surveys, planning drawings, rendered House Type Planning packs, Street Scenes. Software used: AutoCAD & Photoshop.

    Get in touch
  • At P&F Domestic Solutions, we offer a full range of expert building services, from extensions and refurbishments to loft conversions and garden rooms. Our skilled team delivers high-quality craftsmanship, ensuring every project is completed to the highest standard. Trust us to bring your vision to life with professionalism and care.

    Get in touch

4.4

Top rated Extension Builders

Our Extension Builders, are rated 4.4 out of 5 based on 290 reviews from customers like you.

Quality screening

Easily find verified local tradespeople. Just post your job to get quotes from tradespeople near you across the UK.

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.

Trades

Cities