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

24459 Results

Sort by:

  • Hi I'm Jack a Quantity Surveyor at NJB Construction and the main point of contact for any projects on My Builder. NJB Construction is a main contractor operating In Gloucestershire. We are able to complete any projects ranging from small domestic extension to a multi site new build. We also can provide architectural support which enables the company to bring the project through from design phase all the way through to completion on site.

    Get in touch
  • Passionate about designing beautiful homes and spaces. We design and build beautiful homes in Surrey. We provide a bespoke and personal experience. Whether you wish to create an open plan living space, a kitchen extension, loft conversion or a complete new build we want to get to the heart of what you want to achieve. We are a local builder to the surrounding areas of Hersham, Walton-on-Thames, Weybridge and Esher, however we also do work in many other areas of Surrey.

    Get in touch
  • We are construction company, who will do good and quality work for you, so that you can enjoy your time and saving your money, Hope to see you soon!

    Get in touch
  • 20 years expertise as a gas engineer, turned builder because I was fed up working for people whom I could do a better job than...

    Get in touch
  • SN Developments are a local family run building company based in Nottingham. We offer a friendly, professional, high quality service at very competitive prices. We take pride in giving the customer what they want and serve both domestic and commercial customers. We cater for all size of jobs big and small. With 30+ years in the construction industry.

    Get in touch
  • Premium Turnkey Building Services – From Concept to Completion! We specialize in new builds, extensions, loft conversions, garden rooms, full house refurbishments, groundworks, below-ground drainage, and all aspects of construction. With a commitment to exceptional quality and craftsmanship, we turn your vision into reality. Contact us today to bring your dream project to life!

    Get in touch
  • AS2 Construction Ltd , where craftsmanship meets innovation. As a leading construction company, we specialize in delivering high-quality projects tailored to meet your vision. Our dedicated team of experts ensures excellence in every detail, making us your trusted partner in construction solutions. Explore a seamless blend of expertise, reliability, and creativity with AS2.

    Get in touch
  • I have a skill of all building work like plumbing electrical flooring painting loft conversion extension new bath work garage etc.

    Get in touch
  • Hi we are small bricklaying company that was formed in 2019. we have a combined experience of over 40 years covering all areas and aspects of bricklaying and specialized in new builds, extensions and renovation work, with competitive prices.

    Get in touch
  • Welcome! At Rivett Construction And Finishing, we specialise in all aspects of building and renovation, offering everything from initial design to project completion. Whether you're looking to renovate your home, build from the ground up, or tackle specific improvements, we've got you covered with expert craftsmanship and personalised service. Let us help bring your vision to life with quality, care, and attention to detail every step of the way.

    Get in touch
  • Hi , I have city and guilds level 1 and 2 34 years in building industry . 12 years serving Barclays Bank from maintenance to cash machines including till line and refurbs . Last 18 years doing house refurbs and extensions . Fully insured Can cover all trades Manage and facilitate No vat

    Get in touch
  • We are a small construction business, with over 30 years experience, no job to small no job to big ranging from garden walls to full house builds, we pride ourselves on quality over quantity.

    Get in touch
  • RK Building we are here to build your dreams and make real

    Get in touch
  • Hi my name is albert and I am 22 years served in the upvc windows doors and roofline installations I am. Very experienced in building works

    Get in touch
  • With over 25 years experience we cover all aspects of building. We are fully Qualified in Carpentry to the highest level. As Carpentry being our my main trade we also have a vast amount of experience in all aspects of building. We are very conscientious and reliable. Please take a look at our facebook page and Contact us Via the Facebook if you have any enquiries as we do not respond to requests via MyBuilder. Thanks.

    Get in touch
  • We undertake all building works extensions, maintenance ,landscaping Taking on jobs from planning to decorating, we have a very professional team.

    Get in touch

4.5

Top rated Extension Builders

Our Extension Builders, are rated 4.5 out of 5 based on 277 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