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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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  • Hello my name is mark I’m a self employed joiner who would love to take on any aspect of work you may have, wether it be a kitchen, flooring, skirting an arcs, doors, loft conversion or even a full extension, no job to small, I look forward to hearing from you.

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  • 25 year of experience, believe in quality Of work and correct practices no short cuts always improving and moving with New invasive proven products

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  • 1- GUARANTEED QUALITY FINISH Attention to detail is everything to our team. 2- OVER 7 YEARS TRADE EXPERIENCE We have experience in all manner of property maintenance including painting, decorating, plastering, drywall, tiling, wallpapering and paint spraying ext. 3- FREE COMPETITIVE ESTIMATES We offer free quotes and can visit your premises or home at your convenience to give you a detailed estimate of the works required.

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  • Hi, I’m a Level 3 qualified bricklayer with around 10 years’ experience in the trade. Most of my work is down south, mainly around the Bournemouth area, but I’m happy to travel for the right job. I’ve worked on all sorts of projects over the years — from garden walls and extensions to full builds. I take a lot of pride in my work and always aim to leave a clean, tidy, and professional finish. What I do: • All types of brick and block work • Pointing and brick repairs • Extensions and new builds • Reading and working from plans • General building and groundwork I’m reliable, easy to get on with, and always make sure the job’s done properly. If you’re after good-quality brickwork and someone who cares about the end result, I’m happy to help.

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  • Hi, I’m Rhyd, a reliable and experienced builder with a focus on high-quality workmanship and customer satisfaction. I specialise in home extensions and take pride in delivering projects on time and within budget. Whether you're planning a small upgrade or a full-scale build, I’ll guide you through the process with clear communication and honest advice. I’m fully insured, and all work is carried out to meet current building regs. Feel free to get in touch for a free quote or to discuss your ideas – I’m always happy to help.

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  • A combined 40 year experience within the building trade. Specialising in kitchen fitting and all aspects of carpentry and all internal and external plastering and rendering.

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  • Welcome to Five Star Builders! Here at Five Star Builders, we can do pretty much most trades. From Big jobs like home extensions to small jobs like installing a sink. We Will do it! Just shortlist us. We're here to help!

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  • Hello, my name is Henry, I am a 25 year old bricklayer from South east London. I wanted to become a bricklayer after learning of the history behind the bricklaying, particularly Victorian bricklayers. I often look at old buildings and think of what an honor it would be for future generations to look at my work in years to come and be proud of their ancestors' craftmanship, built with care and attention to detail that will have withstood the test of time.

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  • I am very careful about my interests and I must be on time

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  • I’m soheil, the Director of FORM & FIX CONSTRUCTION COMPANY . We are a reputable construction company specializing in construction . With extensive experience in the industry, I lead our team in ensuring the highest standards of quality, safety, and efficiency across every project. My role is to guide our operations with a focus on delivering exceptional results, fostering strong client relationships, and driving sustainable growth for the company.”

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  • Hi, I'm Peter from WoodworkX Ltd! At WoodworkX Ltd, we pride ourselves on delivering high-quality workmanship for a wide range of home improvement and maintenance projects. From painting and decorating to fitting kitchens, repairing stairs, and installing decking, we’re equipped to handle all kinds of jobs with care and precision. With years of hands-on experience and a commitment to customer satisfaction, we ensure every project is completed to the highest standard. No job is too big or small—we’re here to help make your home or garden exactly the way you want it. If you’re looking for a reliable, professional team to take care of your next project, we’d love to hear from you!

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  • My name is Sarah, I have 30 years experience in the Building Trade. I cover all aspects of building work, mainly extensions, also including, garden walls, roofing, conservatory roofs. Plumbing, plaster boarding, ground works, steal fitting, installing kitchens and bathrooms. I also have licenses to drive machine hire myself. We pride ourselves on a team of other hard working, excellent brick layers too, depending on the size of the job, to meet your expectations in a good timely manor.

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  • Southwest labour ltd are here to supply you with a reliable service helping you to have the dream home you wish for. We have very skilled and qualified workers helping us to achieve best standards for our customers as a family company we aim to please every customer

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  • About Us & Project Capability Top Joints Construction is a leading and reputable Building Company serving the South Coast & surrounding areas. Building domestic extensions / conversions & bespoke homes since we opened for business, we’ve taken a comprehensive approach to project management, providing our clients with piece of mind & trust to deliver there dream living space on time. Communication is our top priority!. Using modern technology to estimate your build & create a personal client link, to allow daily images & important documentation to be uploaded & viewed any time of the day!. We offer design & build packages Including all structural calculations. help you through planning & deal directly with local building control. Contact today to learn more about what we can offer you and to receive your free online estimate. ​​If you already have planning permission or a set of plans just send them over, we will take a look & get back to you!.

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  • SA Contractors Is a family run business based in mid Sussex with over 20 years experience. We give a professional and personal service, catering for all customer requirements.

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  • I am a carpenter of 28 years experience, all of my work is carried out professionally, cleanly and efficiently. I undertake all aspects of carpentry/general building ranging from New builds extensions, conversions, to handyman. I am extremely thorough and play close attention to detail. Many thanks. Kind regards David

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4.4

Top rated Extension Builders

Our Extension Builders, are rated 4.4 out of 5 based on 295 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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