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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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  • 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

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  • Bricklayer electrician ground worker carpenter

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  • Hackett & Sewell Developments is a York-based building and renovation company offering a complete range of services, including extensions, garage conversions, renovations and general building works. Bringing skilled trades together under one roof, we pride ourselves on quality workmanship, reliability and attention to detail. 📍 Covering York & North Yorkshire. You envision it, we build it.

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  • MBS is a professional building company delivering high-quality residential construction, extensions, renovations and property improvements. We pride ourselves on quality workmanship, reliability, attention to detail and excellent customer service. From initial planning through to project completion, we work closely with our clients to bring their ideas to life. Whether it’s a home extension, structural alterations, refurbishment or general building work, our focus is on delivering exceptional results, maintaining clear communication and completing every project to the highest possible

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  • ALM Renovations – Quality Workmanship, Personal Service At ALM Renovations, we take pride in transforming homes and bringing our customers’ ideas to life. As a small, dedicated renovation business, we offer a friendly, reliable and professional service, with a strong focus on quality workmanship, attention to detail and customer satisfaction. Whether you’re looking to refresh a single room, modernise your home or undertake a larger renovation project, we approach every job with care and commitment. We understand that every home and customer is different, which is why we take the time to listen to your ideas, understand your needs and work with you to achieve the results you want. As a small business, we believe in providing a personal service where communication, honesty and reliability come first. We aim to make the renovation process as smooth and stress-free as possible, keeping you informed throughout the project. At ALM Renovations, our goal is simple: to provide quality renovations, dependable service and results you can be proud of. If you’re looking to improve, update or transform your home, get in touch with ALM Renovations to discuss your ideas and see how we can help bring them to life.

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  • A Star Construction SW are honest, trustworthy and trained builders, specialising in all aspects of building work throughout Plymouth, Devon and Cornwall With over 35 years’ experience, A Star Construction SW treat every project with the same attention to detail, delivering the highest quality precision construction. With quality building services we are honest, trustworthy and our qualified builders and craftsmen specialise in all aspects of building work, including; kitchens, bathrooms, garage conversions, building maintenance, new builds, extensions, external and internal plastering, all trades are covered. We pride ourselves on offering excellent customer service. We are extremely proud of the great reputation we have built and receive a lot of repeat work through customer recommendations. All our work is guaranteed and covered by liability insurance. All projects are carried out by highly trained craftsmen and builders, assuring you have complete peace of mind. Contact us today for a completely free and competitively priced, no-obligation quotation and we will visit you when it best suits you. Remember we’re here for you! We offer a full range of building services,

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  • Fully qualified professional Bricklayer and landscape specialist acting as a sole trader in the south East From small repairs to bespoke brickwork,re-pointing ,garden walls ,patios, fencing driveways and much more. 20 years in the trade. /G\

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  • Ben Aldrich, been a builder 15 years, undertake all aspects of building work, brickwork, carpentry, plastering, groundwork, kitchens, bathroom. Just ask for any pictures of previous work. Thanks

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  • I am a small general builder firm. Just with me and another guy. I will work and be on every job. Unlike most builders these days that just get work and employee subbies that haven't a clue. We get the job done from start to finish and have a good team of plumbers and sparkys. So you don't need to worry. We can dig the foundation's and hand you the keys once finished.

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  • Welcome! We are a professional commercial carpentry, joinery, and construction business proudly serving Cornwall. Specialising in custom woodworking, comprehensive property renovations, and end-to-end trade services, we bring a practical, results-driven approach to every project we undertake. Whether you are looking for high-end bespoke joinery or large-scale property improvements, our team is dedicated to exceptional craftsmanship, clear communication, and reliable execution. We take pride in delivering top-tier results that elevate your space, on time and to the highest standard. Get in touch today to discuss your next project!

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  • Rose & Co Developments specialises in high-quality residential and commercial construction, including new builds, renovations, large extensions and property maintenance projects. From bespoke developments and complete property transformations to commercial refurbishments, we deliver reliable, professional building services tailored to each client’s needs, with a focus on quality workmanship, attention to detail and bringing every project to life.

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  • RMA Build carries out building, refurbishment and repair work across Liverpool, Wirral, Chester and the surrounding areas. We work with homeowners, landlords, property managers and developers, from a small repair to a full property renovation or new build. Our work includes bathrooms and wet rooms, kitchen fitting, plastering, tiling, decorating, extensions, structural work, property maintenance and outside areas. For bathrooms, we offer both supply and fit and installation-only options. You have one team to organise the trades and keep the job moving. We agree the work and price before starting, keep you updated, and talk through any unexpected problems and costs before carrying out extra work. We take pride in the details and check the finished work with you. Whether you have clear plans or just know what needs fixing, we’re happy to talk it through. Tell us about your job, where the property is and when you’d like the work done.

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  • BeeWorld Building Ltd (BWB) is a construction and renovation company providing reliable building services to homeowners, landlords and commercial clients across London and the surrounding areas. We undertake a wide range of projects, from property refurbishment, extensions and conversions to plastering, carpentry, flooring, painting, decorating and general building works. We also specialise in External Wall Insulation (EWI), external rendering and façade finishing, helping improve the appearance, comfort and energy efficiency of buildings. Our team brings practical construction experience from projects in the UK and internationally, including France and Australia. We combine experienced tradespeople, careful planning and attention to detail to deliver quality workmanship. Whether you need a single improvement or a complete property renovation, we aim to provide clear communication, transparent quotations, organised work and dependable service from start to finish. BeeWorld Building Ltd – On time. Done right.

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  • Our team has over five years of hands-on experience delivering quality work on residential and rental properties, and we now take on larger refurbishment and maintenance projects under one accountable company. What we do • Property refurbishments and renovations • Repairs and planned maintenance • Decorating, flooring, plumbing and general building work

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  • I am a skilled and reliable carpenter and building professional with extensive experience in residential construction, renovations and home improvements across London. I specialise in first and second fix carpentry, loft conversions, house extensions, roofing, kitchen installations, bathroom renovations, flooring, doors, bespoke joinery and complete property refurbishments. I take pride in delivering high-quality workmanship, paying close attention to detail and treating every property with care and respect. From small home improvements to larger renovation projects, my aim is to provide practical solutions, honest advice, clear communication and a professional finish. Customer satisfaction is my priority, and I am committed to completing every project to a high standard.

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  • Professional builder specializing in high-quality property renovations and premium tiling. I deliver full apartment turn-key refurbishments with exceptional attention to detail, ensuring a flawless and beautiful finish every time. Reliable, skilled, and focused on top-tier craftsmanship.

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4.4

Top rated Extension Builders

Our Extension Builders, are rated 4.4 out of 5 based on 295 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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