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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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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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  • Hello to everyone , All Building Work Undertaken, Such As Rear Extension, Side Extension, Refurbishment, Painting, Loft, Tilling For Roof, Roofing, Guttering, Bathroom, Carpet, Kithen And Bedroom Wardrobes, Plumbing, Electric ( re-wiring), New Build Houses !

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  • We have been trading since 2007. We undertake all kinds of building work from small garden walls to new builds. Our main trade is brickwork but we use various subcontractors for other work ( plasterers, electricians, carpenters etc.) who we have worked with for a number of years & know they will complete the work to a good standard.

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  • Hi I'm joe a self employed bricklayer / ground worker. I've been in the building trade for 15 years+. I do any thing from small extensions to wooden sleepers ,drainage, drive ways , patios, garden walls, repointing , block paving and most building needs.

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  • Transform your vision into reality with TBC building and renovation – Your Trusted Builders in brickwork, driveways, plastering, and foundation services. With years of experience, we are a family-owned business committed to delivering high-quality with qualified professional . Your satisfaction is our priority – we listen to your ideas, ensuring a personalized approach. Choose TBC building and renovation for excellence, reliability, and expertise in every project."

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  • General building company that specialise in extensions and loft conversions along side all your building needs. With over 25 years experience in the trade with a team of full experienced builders ready for all your building needs

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  • We offer a wide range of expertise in conversions, renovations, extensions and new builds.We also offer a complete design and planning service to meet all your needs. We are a well established, professional building contractor providing the local community with top quality work since 1980. We have a team of highly trained and qualified tradesmen who constantly aim for your 100% satisfaction.

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  • White River Group is specialised in high-quality extensions, demolition, loft conversion and garden works. With a strong commitment to craftsmanship, safety, and client satisfaction, we deliver tailored solutions that enhance and transform spaces. Whether it’s expanding a home, clearing the way for new developments, or creating beautiful outdoor environments, White River Group brings experience, precision, and integrity to every project.

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  • Getting to a new chapter in life (40's) and having more years of experience than half your life i want to do it on my own terms, travelling the country and working away is not an option no more with family health issues. I have worked in the construction industry for 25 years mainly as a joiner but had spells dry-lining i have done my own back to brick refurbishments on two of my own houses which helped me develop other building skills such as plumbing,tiling floors and walls numerous bathrooms and kitchens, windows and doors been fitted over the years overall an honest hard working reliable man with an eye for a quality finish.

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  • With over 15 years of experience in the joinery trade, I bring a wealth of knowledge and expertise to every project I undertake. My passion for craftsmanship and attention to detail ensure high-quality results that meet and exceed client expectations. I specialize in custom woodwork, from intricate designs to functional spaces , and I am dedicated to delivering solutions tailored to your specific needs. Let's bring your vision to life! All work completed comes with a guarantee.

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  • Here at Leabra Construction North West, we are construction specialists in most building techniques. Grant Leary our managing director has a wealth of knowledge and experience having trained as a plumber and progressing his career to construction management for some of the biggest builders in the country such as Wates and Vinci construction. His career has spanned approximately 25 years where he has ran some very prolific schemes such as Whiston hospital and many high rise residential schemes with values of up to £250 million. When you appoint Leabra you will have the confidence that your scheme will be ran meticulously and professionally with a big project feel no matter what the budget in terms of planning, health and safety and attitude. Grant has not only built up a wealth of experience he also has many qualifications to back this up. A chartered member of the institute of building. MCIOB, federation of master builders company and nebosh qualified, upmost qualification in terms of H&S. Fully insured company we deliver on time and too budget every time.

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  • Starting trading in 2010, Based in Cirencester Armoured Construction are Bricklaying specialists who can carry out all types of building and property maintenance. James the owner started as a tradesman and worked his way up to project managing commercial projects worth 50mil+ still involved in large scale projects we manage our diary to allow for small and medium size residential repair and build projects We have a number of tradesman in our contact list therefore no job is to big or small Facebook/armouredconstructionuk

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  • WELCOME TO INTEGRAL BUILDERS We specialize in Extensions, Loft Conversions, Kitchens & Bathrooms for both commercial and residential projects in and around London. Our goal is to make your build as smooth and stress-free as possible. From start to finish, we handle every detail so you can sit back and relax. ABOUT US Integral Builders is a family-run business based in South London, specializing in home renovations. With over a decade of experience in renovations, refurbishments, structural work, and more, we have successfully completed projects of all sizes across London. We are passionate about our work and pride ourselves on building long-term, trusted relationships with our clients through reliability, performance, value, and client satisfaction. Our team of fully trained professionals ensures that every customer requirement is understood from the outset, allowing us to deliver the best results on time and within budget. CONTACT US Have questions or need advice? Reach out to us for a free consultation—we're available 7 days a week and always happy to help.

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  • WF Design provides structural engineering services for domestic residential properties throughout Yorkshire & further afield. With over 20 years experience we work on all types of domestic projects Extensions Loft conversions New builds Open plan living Internal alterations

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  • Very hard working General Builder. Had 8 years experience of doing all sorts of building work, from bricklaying to repointing, to roofing and groundwork’s!

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  • Welcome to CH Roofing & Property Maintenance! With over 10 years experience in the roofing and property maintenance industry, we pride ourselves on delivering high-quality workmanship with a reliable, friendly service. Whether you need a full roof replacement, leak repair, guttering, or general maintenance, we’ve got you covered. No job is too big or small, and we treat every project with care and attention to detail. We offer clear, honest advice and free, no-obligation quotes so you can make informed decisions. Our team is fully insured and committed to leaving your property clean, safe, and in top condition. We’re proud of our growing reputation for trustworthiness, punctuality, and competitive pricing. Choose CH Roofing & Property Maintenance for peace of mind and professional results – every time. We look forward to helping you with your next project!

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  • Welcome to CM Construction, We are your trusted partners in construction. With a foundation built on experience, reliability, and attention to detail. we specialise in delivering high quality construction solutions that meet the unique needs of every client. Whether it is residential, or custom projects, our team is committed to excellence from the ground up. We priortise clear communication, safe practices, and superior workmanship to ensure every project is completed on time, on budget, and above expectations. When you chose CM Constructions, you're choosing a company that values quality, trust, and long-term relationships. Let's build something great together!

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4.4

Top rated Extension Builders

Our Extension Builders, are rated 4.4 out of 5 based on 288 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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