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

25430 Results

Sort by:

  • We do all kinds of building works like electric, plumbing , roofs , tilling, plastering, etc

    Get in touch
  • Here at ICS Design & Build, we’re not just builders! In reality, we’re home-makers! Our team’s vast experience makes us familiar with most of the common obstacles. We always know what types of changes to make When renovating or renovating, we can assure you that our unique style of architectural renovation can greatly add to the beauty of your home. We share our opinions, solutions and advice to improve your home. ICS Design & Build is your one-stop shop for all of your needed changes for your home. Our team’s professionalism allows us to offer our customers a complete service, whether it be commercial or residential, you can count on ICS to get the job done efficiently, accurately, and with the price that is best suited for you.

    Get in touch
  • Construct Group | Design & Build We deliver premium extensions, loft conversions, refurbishments, and bespoke self-builds managing every stage under one roof for a seamless experience and nationwide reach Our process: Free consultation → Survey → Design → Planning → Building Regulations → Construction We handle everything from concept to completion, ensuring compliance, clarity on costs, and exceptional finish quality across every project. 📞 Book your free consultation today to discuss your plans and get clear next steps toward building approval.

    Get in touch
  • From new builds to stunning home renovations, London Building & Design Ltd brings over 20 years of residential construction expertise to every project. We specialise in refurbishments, extensions, kitchens, bathrooms, and bespoke home improvements as well as garden fencing, delivering quality results you can trust.

    Get in touch
  • I have 30 years experience in a mixture of commercial & domestic construction. GHS always use the right materials in the right order using best practices to ensure the job not only looks good, it has deep down strength to last. I have a good team with me to deliver top quality finishes to your build whether if it is a full extension, or a kitchen or bathroom. I can help with the design, planning applications and we always try and give fixed quotes where possible.

    Get in touch
  • BuildCraft innovation is a reliable, London-based building company specialising in renovations, new builds, porches, extensions, loft conversions, plumbing, electrical work, luxury bathrooms, outbuildings, garden & landscaping, and driveways etc. We deliver high-quality workmanship, honest pricing, and clear communication on every project From small upgrades to full property transformations. Free quotes and friendly advice available. To contact; bcil00@outlook* COM

    Get in touch
  • Pal Home Improvements Limited Pal Home Improvements Limited provides reliable, high-quality building and renovation services across London and surrounding areas. Customers choose us for our skilled workmanship, honest pricing, clear communication and attention to detail. We undertake full refurbishments, extensions, loft conversions, kitchens, bathrooms, roofing, plumbing, electrical work, plastering, decorating, flooring, paving and landscaping. From small improvements to complete building projects, we deliver professional results you can trust.

    Get in touch
  • Hi there I make sure to make my customers satisfied with no hidden charges

    Get in touch
  • Hello We do all type of brickwork,Paving and all type of building works

    Get in touch
  • PG Builders Midlands is a trusted local building company providing reliable, high-quality work across the Midlands. We carry out all types of building work and take pride in being honest, tidy, and easy to work with. Customer satisfaction is important to us, and we always aim to deliver solid results at a fair price.

    Get in touch
  • We are a family run business that have been in the building industry for over 25 years, all our subcontractors are time serviced and qualified in there trade, we specialise in extensions, loft conversions and complete refurbishments, all our works come with a defectited period from time of singing off.

    Get in touch
  • Dufont Faes Limited is a design and build construction company established in 2004, dedicated to collaborating closely with clients to ensure a seamless process from initial concept and architectural planning through to construction and turnkey completion. Specializing in tailored design and build packages, the company effectively sets client expectations in clear phases. Dufont Faes serves a diverse clientele, including developers, private individuals, and contractors, undertaking a wide range of construction projects such as extensions, refurbishments, flats, and new builds. Please feel free to shortlist us to discuss your project further with our design coordinator.

    Get in touch
  • Our team have developed a wealth of project management experience working within the construction industry for over 30yrs, supporting major house builders deliver new homes in addition to working with individual homeowners releasing their dreams of new extensions, kitchens, bathrooms, or general improvement works. We pride ourselves on delivering complete cost transparency with detailed quotations/cost estimates issued to clients throughout works, resulting in complete peace of mind.

    Get in touch
  • Over 30+ years of property renovations and extensions, providing personal customer-care and very affordable prices to make your dream project a reality. Being a small family business, we pride ourselves on the fact that we have always worked via 'word of mouth' but now are keen to aid the public in their dream projects at a time where life has become financially difficult. Get in touch now for your personalised quote!

    Get in touch
  • We recently joined on my builder. Com but in Construction Industry working for 25 years . Currently working on new build house in High Wycombe. Got great deals on materials from my supplier so can do the project on very competitive price

    Get in touch
  • Red Dragon Home Improvements Ltd is a trusted home renovation specialist delivering high-quality projects across Oxfordshire, Berkshire, Buckinghamshire, Wiltshire and Hertfordshire. With over 30 years of experience, we provide a complete service covering design, project management and installation — ensuring a smooth, stress-free experience from start to finish. Our work includes: • Bathroom renovations • Kitchen installations • Home extensions • Full property refurbishments • Structural and interior improvements We pride ourselves on reliability, craftsmanship and clear communication, working closely with homeowners to bring their vision to life.

    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