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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!

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Once your job is posted, you’ll get responses from interested tradespeople through the website.

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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

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  • S G Allison, is an established building company run as a family business with Simon allison and his three sons, Stephen, Conner and callum, plus we have a dedicated workforce of trades that work along side us. We undertake all aspects of building works and new builds and can give recommendations of previous and current works . We are a friendly approachable team with and respond quickly to all correspondence and offer a professional friendly and reliable service .

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  • Hi, We are an experienced local building company covering all aspects of construction, including 1st & 2nd fix carpentry, wood flooring, kitchens, studwork, cut & pitch roofing, decking, outbuildings, loft conversions and extensions. With over 30 years experience carrying out works from initial design right through to completion. We look forward to hearing from you to discuss your project and to supply you with a competitive quotation. Thank you and all the best - Aaron

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  • We are a construction and building services company with over 35 years experience in the industry, we under take all aspects of building and construction including extensions, new builds, refurbishments, Ground works, plumbing, electrical, roofing, kitchen fitting and much more.

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  • DGR Ltd is a general contracting firm that focuses on home improvement works. We have been trading for 10+ years across London and Essex areas. Our staff have over 15+ years working in the building industry from managing large multi-unit builds and commercial refurbishments to individual home improvements. We focus on providing the highest quality craftsmanship to our clients whatever the job from multi-story extension to kitchen and bathroom's refurbishments.

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  • Baco Construction Ltd offers services like house extension, loft conversion, house refurbishment in London. We can also help you with your home interior design

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  • RDL Building Services Ltd is owned and run by Robert Lewis along with his son David. Robert has over forty years experience in the building trade with projects ranging from new build houses, extensions and loft conversions.We carry out the full package from plans to completion leaving our clients without the stress of arranging planning, building regs contractors etc. Based in Fairwater Cardiff.

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  • At Howe Structural Consultant we provide drawings for residential internal alterations. Typically we will be called to site to carry out a full dimension survey and produce a set of drawings along with structural calculations for the alterations. The builder will then work from these drawings to meet the clients requirements. The calculations can be sent to the local authority for approval. We have over 10 years experience of design and drawings.

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  • Im 55, with over 35 years experience in the building trade. From churches to farms, houses to industrial buildings,lifetime of experience and ability to adapt. I work on every job and expect high standards and can work alone or with allied trades. Many references if required.

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  • HBM Builders is a family run business. Based in Camborne, We cover a wide variety of areas within the building and construction industry. All projects are personally overseen by David Harvey, who has over 38 years experience in the building Industry, with the help of his son's Simon (Carpenter), Carl (Mason), Josh (Carpenter) we are more than capable to complete the most complex projects witin the construction industry. ​

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  • I’ve been in the trade for twenty years, running my own building and landscape business for 16 years, taking on projects from extensions, renovations, barn conversions, kitchen & bathrooms. I can help you with your project from planning through to completion, assisting you with designs to help your project move forward smoothly. I also do landscaping from patios to fencing anything you require in your garden I can help. I offer quotes for free.

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  • We are a friendly, polite, personable, professional and hardworking company that pride ourselves on our workmanship and have many years of experience in the building/property maintenance industry. We work closely with our clients to deliver their dreams from a full house refurbishment to changing a bulb and anything in between, no job is an issue.

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  • Hello I am Shane from Brace and co. I set the company up after serving in the trade industry for the last ten years.Here at Brace and co we offer complete building services from design to finish. We have contacts with various trades to offer a complete service. We will consider every job put forward as we like to meet everyone's demands, we have know many different specialist trades also.

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  • My name is Ulas and I am a structural/civil engineer with +15 years experience in construction industry. We are a team working and dealing with design and build across to north London on residential and commercial properties. Also we are providing steel beams and columns for any type of extensions as per drawings.

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  • I provide a full design and build service. This is done with cost estimates at various stages to keep the project on budget. My focus and skills are as follows: Architectural services General builder Carpenter Plumber Renewables Timber framed New build Refurbishments Loft conversions Extensions Garages Garden offices Tree houses Groundworks Basements Basement tanking I have full Pubic liability insurance to 2 million, and Private indemnity Insurance.

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  • I’m a bricklayer and just started up my own business! I’m currently building a bungalow in Crews hill Enfield and have other projects on. I can do all aspects of brickwork and groundwork’s such as drives, patios etc. Iv been working for myself for a few weeks now. I have 17 yrs experience but just started getting my own jobs.

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  • We are a team of professional builders and decorators with over than 10 years of experience. Only high quality of work and reasonable prices, that is what we want to offer you. Our best knowlege is at your service. Wide range of services provided to get your job done completly in every detail.

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4.5

Top rated Extension Builders

Our Extension Builders, are rated 4.5 out of 5 based on 282 reviews from customers like you.

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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.

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