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

24351 Results

Sort by:

  • Extentions and refurbishment works been going over 30 years recently went limited will carry out all sizes of extensions and can cover all trades family run firm with my partner and son working for me can take on any size job from small to large

    Get in touch
  • Sparrows Crew - Your home is your cozy nest! Our specialization are loft and extensions. We doing also interior works like a bathrooms, kitchens, all carpentry works and painting as well.

    Get in touch
  • The company is specialised in bathrooms and kitchen full refurbishment. Have been in the building industry for 10 years with only positive feedbacks.

    Get in touch
  • Extensions of all sizes from permitted development to planning approved. New builds Loft conversion Garage Conversions Fully Renovation building works. We can provide full end-to-end services. From building works through to flooring and decoration. We specialise in providing a very high standard of workmanship with high quality finish for every budget.

    Get in touch
  • Hi my names is michael from MPR groundworks we are a groundwork company that can handle big or small jobs We have only been going for 2 years In which I have completed some big jobs I’m an honest builder who likes to help people because word of mouth and reputation is the most important part of being a builder I have experience in building trade since 1996 Have worked for large companies Just wanted to try to go on my own

    Get in touch
  • Im trading in building industry since 2005. Worked for big companies and decided to start with my own. Work I We do is extensions , loft conversions , Build and design

    Get in touch
  • I normally undertake work like renovating and internals. We have done garden work like patio, and underlay new grass, bricks and concrete bloks laying partitions etc Extensions, and summer houses . These are my main aim and preferable jobs. Many thanks

    Get in touch
  • Bealls Carpentry and Building Services continues to deliver spectacular projects to the highest standard. High quality workmanship completed to health and safety regulations and planning permission with certified engineers that are fully knowledgeable on the most up to date electrics, plumbing and heating solutions. We work with you to bring your project to life offering a complete service from the initial idea through to architectural design and build.

    Get in touch
  • I have 30 years of experience in the property maintenance business. My company undertakes a range of work, from changing a door lock to building extensions and conservatories. We have a number of contracts with local estate agents servicing the maintenance requirements of thousands of properties. We do private work too, including property development, extensions, conservatories and kitchens.

    Get in touch
  • We are a groundwork and brickwork company which undertake works to include building extensions whether it be one or two storey from just water tight or complete project, block paving, brick walls, patios, paths and drives. We are a registered Marshals installer for block paving and slabbing. KCC Highways approved contractor. We have over 30 years building experience in the building industry.

    Get in touch
  • We are a family run business for 40 years. We take on everything from small alterations to full new builds from concept to completion.

    Get in touch
  • We are builders/contractors based in Greenwich. We take on building work of all sizes right across London and surrounding areas. We can work with you from design and concept stage, using our architects and structural engineers, right up to the secondary finishings and painting stage, or we can carry out just the part of the project you wish for us to do. All our electrical & gas works are carried out by qualified electricians and plumbers. Please give us a call for an informal chat.

    Get in touch
  • Bricklayer Groundwork chimneys drives 40 years exsperience

    Get in touch
  • I’m a solo trader. I’m 33 and have been working for small building companies from the age of 16. As a business point of view I have always been self employed and all ways done private work on the side from recommendation. I’m now at the next step to make a building Company which I feels l have the best experience I need to provide my customers with.

    Get in touch
  • We undertake any sort of building work, either as principle contractor or sub-contractor. No job too big or too small. Experience as Site Manager for a larger construction firm, installations manager for bathrooms, bedrooms and Kitchens and renovation of Grade II listed buildings.

    Get in touch
  • My name is Peter and together with my brother Richard we provide building services in the York area. We have been trading for 15 years building extensions, conversions and refurbishing numerous properties. We are able to take a complete responsibility for above projects from the start to finish.

    Get in touch

4.5

Top rated Extension Builders

Our Extension Builders, are rated 4.5 out of 5 based on 284 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