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

24201 Results

Sort by:

  • Hi my name is Gary from GK Carpentry. I have over 30 years experience in the carpentry/joinery profession. My work varies from pitching roofs and fitting doors, windows and stairs. I can also make and fit stairs, porches, conservatories, windows and doors to individual requirements.

    Get in touch
  • I’m a multi-skilled carpenter, i have experience in other trades such as plastering, bricklaying, block-paving and decorating

    Get in touch
  • Honest, hardworking multi skilled tradsman, I have been in the trade for 22 years! fully renovating houses fitting kitchens, bathrooms tiling and painting no job to big or small reasonable prices get in touch today!!

    Get in touch
  • Here at A@P we are a well established groundwork and landscaping business, who can take care of anything from fencing to designing and creating a brand new garden from scratch (and everything inbetween).

    Get in touch
  • AJ general building I’m a builder of 25 years experience Bricklaying Extensions Patio’s landscaping Fencing Multi skilled

    Get in touch
  • I've been in the trade for just over 40 years, I class myself as a multi trader as have covered everything needed from the footings to roofing. I enjoy every aspect of the building trade and strive to complete a great finish for my clients.

    Get in touch
  • Local joinery company. Always provides a high standard of work and attention to detail. Well rounded in all aspects of joinery and building.

    Get in touch
  • Hi there, we're small family run business near Arbroath, Angus, Scotland who specialise in building sheds, summerhouses, garages, fencing and other general work around the house. Please let us know how we can help and assist you and we get back to you ASAP. Many thanks

    Get in touch
  • We are a specialist garden room company that offers beautiful buildings with bespoke dimensions and finishes while remaining affordable. We make this possible through our advanced, integrated design and manufacturing system which reduces cost without compromising on quality. Our system allows us to offer customers the ability to self design their garden room online and see instant pricing as they make changes. We use timber frame construction which reduces the overall footprint and cost, and our quality detailing and craftsmanship means it doesn't compromise on longevity or aesthetics while delivering better insulation and lower heating costs in winter months than alternative materials. Don't settle for standard when you could have bespoke!

    Get in touch
  • We are a family run, up and coming Joinery business based in Glasgow. We specialise in full property refurbishments including all building works, conversions and extensions. Our award winning team offer a hands off and stress free approach to you building works, as we know this can be a stressful time for you and your family, we implement our tried and tested approach to providing you with an efficient and high end service. Over the years, we have built up a large following on social media through our “we build, you watch” approach. This allows customers to log into their social media and see what stage we are at in their project. We post what we are doing daily along with helpful tips and tricks for our followers. Many of our past customers have loved this approach as they can see what stage their project is at from the comfort of their office or even from abroad. We also enjoy sharing our daily work life and being as honest as transparent with our customers as possible

    Get in touch
  • Over 35 years of experience in building and laying bricks, from foundations, garden walls, new build houses and extensions. I am an award winning bricklayer who has won the NSBC top 100 award for new builds in the Suffolk area with a number of main house builders.

    Get in touch
  • At Renovation Brickwork Specialist, we’re proud to be your local experts in all aspects of brickwork across Sheffield, South Yorkshire, and the surrounding areas. With over 25 years of bricklaying experience, we bring skill, precision, and pride to every project — from new builds and extensions to garden walls, repointing, structural repairs, and full property renovations. As a family-run business, we believe in honest workmanship, clear communication, and delivering results that stand the test of time. Every job is completed to the highest standard, using quality materials and the latest building regulations to ensure lasting strength and a flawless finish. Whether you’re renovating your home or starting something new, you can rely on Renovation Brickwork Specialist for a professional, modern, and friendly service — every step of the way. Your local brickwork specialists — keeping it level.

    Get in touch
  • Good morning! My name is Gurnam Singh , and I’m a professional carpenter with 3 years of experience in custom woodwork and furniture making. I take pride in delivering high-quality craftsmanship and making sure every detail meets your expectations. I’d be happy to learn more about your project and discuss how I can help bring your ideas to life

    Get in touch
  • professional builders. on the market for over 20 yrs. we work any where in London and around it. we do any type of building work including bathrooms kitchens extensions etc. we as a builders are very flexible with the costumer. costumer always comes in the first place and try our best to keep him happy. we also work with other big branches like Wickes and B&Q. on electrical side we have a team of electrician that works on site every day so we are looking to extend ourselves a little. very capable team of builders and electricians.

    Get in touch
  • Welcome to Let’s Build — your trusted building and renovation team covering South Wales and Cardiff. We take pride in delivering high-quality construction, refurbishment, and home improvement services tailored to your needs. From full property renovations and kitchen or bathroom installations to extensions, conversions, and general building work — we handle every stage with care, skill, and attention to detail. Our team believes in doing things the right way: reliable workmanship, transparent pricing, and clear communication from start to finish. At Let’s Build, we treat every project as if it were our own home, ensuring durable, professional results that stand the test of time. Whether you’re updating one room or transforming your entire property, you can count on us for a friendly, dependable, and professional service across Cardiff and South Wales.

    Get in touch

4.5

Top rated Extension Builders

Our Extension Builders, are rated 4.5 out of 5 based on 274 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