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

24280 Results

Sort by:

  • Aaron here 20 years experience Worked on sites and for builders Done small to very large projects Clean polite worker

    Get in touch
  • Cornfield Building Services Ltd is a small family run business established in 2002. We have gained a solid reputation built on our vision of delivering the highest standards of workmanship on any size of project. We cover every aspect of the building trade and our clients can be rest assured our team of experienced tradesmen will always have customer’s requirements at the forefront, as well as the ability to deliver on time. Covering Norwich and East Anglia, Cornfield Building Services Ltd has worked on a variety of building projects from renovating terrace houses in central Norwich, extending modern homes in and around the Norwich area to large, listed properties in North Norfolk. While receiving constant recommendations from existing customers, we continue to be builders at the forefront of quality building work in Norwich.

    Get in touch
  • My name is Michael Constantin, a skilled and experienced builder with a good work ethic, promptness, and reliability. I have 30 years of experience in the construction industry, specializing in central heating systems, tiling (internal & external), plastering, renovations, kitchens, bathrooms, roofing & felting, monoblocking and garden fencing. I take pride in delivering high-quality craftsmanship and exceptional customer service on every project. • I have full professional indemnity insurance • Reliable and Trustworthy: I am committed to clear communication, honesty, and on-time completion. • Competitive Rates: I offer fair and competitive pricing without compromising on quality. • Safety First: I prioritize safety on every job site and maintain all necessary insurances. • Customer Satisfaction Guaranteed: Your satisfaction is my top priority. I will work closely with you throughout the project to ensure it meets your expectations

    Get in touch
  • We are small group of skilled workers with long experience and necesary construction education. Operating mostly in domestic construction, covering full range of interior and exterior home refurbishments, extentions, loft conversions.

    Get in touch
  • Hi,this is Lakha bricklayer am professionaly do brickwork.we carry any type of brickwork extension,porch,garden wall etc.we mostly try to give customer amazing jobs cos they money. Don’t hesitate call me if you need good and responsible bricklayers!

    Get in touch
  • We are a family run business based in Windsor Berks. We cover all aspects of home renovation and extensions plus loft conversions. We have our own in house Architects and structural Engineers. We have over 50 years experience in the Building trade “ We care for you and your home”

    Get in touch
  • We are a domestic building and roofing contractor that has a full team equip to carry out all works that come under building, construction, roofing, renovations, hard landscaping and groundwork

    Get in touch
  • Hi there I’ve been working in construction for the past 6 years mostly in fencing and patios but have stated to expand into extensions and more always happy to answer questions free quotes anytime

    Get in touch
  • We are a small, family owned, covering Essex and London areas With a team of qualified professionals we offer a complete service for all of your needs. We undertake all types of General Build/Extensions , Loft conversions, Renovations , Kitchen and Bathroom builds/fittings, underfloor heating , tiling, plastering, roofing , carpentry works, painting and Decorating but not limited to.. We look forward to completing a great job for you that we are all satisfied with in the near future.

    Get in touch
  • Hi, my name is Martin, I have 16 years experience in carpentry, kitchen fitting ,wardrobe building ,floor fitting ,door hanging, staircase fitting,

    Get in touch
  • Hi have been doing joinery for 20+ years mostly new builds & extensions Can do all basic things I.e flooring,doors,skirting facing partition walls to timber frame kits /roofs & lots more

    Get in touch
  • Building Uk are a small family run business based in Emsworth on the south coast. We have many years of experience in the building industry. We are all qualified and certified in our own trades which include Gas safe. We pride ourselves on our clean and tidy working practice. We love to help transform people’s homes. For pictures of our work and more details on what services we offer please look at our website.

    Get in touch
  • We are a Father / Son ran business with a vast 50 years experience in all aspects of building, never failing to carry out a top job. We have experience in: - New builds We have multiple house constructions under our belt - right from bare land to finished properties, taking ownership of every step of the process. Some of our builds have even included unique aspects such as indoor heated swimming pools. - Renovations We have gutted and refitted more buildings than we can count to modern standards. - Extensions Whether its a house extension, a garage or something else - we can do it. - Plastering Inbetween bigger jobs, we carry out plastering jobs. We get the job done quickly and to a high standard. We primarily look for jobs in the North West, but would always consider relocation for a job providing the circumstances are right.

    Get in touch
  • •I used to work 5 year for a company and now im try to build somethink for myself. •I am a very cooperative person and my strongest skill is communication and so together we will build the best. •My vision is that you are satisfied with our work and we build the perfect garden for you. Choose us once and thank us twice.

    Get in touch
  • We provide a professional and extremely customer based service. We listen carefully to customer requirements and decisions. With a team of experienced tradesman we can complete projects in a timely and tidy fashion. We carry out all building works including, Extensions Structural openings Carpentry Kitchens Bathrooms Loft conversions Full refurbishments.

    Get in touch
  • We are a multi building company specialising in extensions with main qualifications in plastering and joinery and over 15 years experience

    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