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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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Some of our top rated extension builders

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  • Trojanconstruction is a family run firm building extensions and undertakeing everything from garde ing work 2 full house refurbishments i have a very skilled and experianced team at your service

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  • More than just builders, we're partners in creating your dream home. As a family-run construction company in the UK, we specialise in extensions, refurbishments, and new builds, offering design and construction services tailored to your specific needs. We pride ourselves on clear communication, attention to detail, and a personal approach that makes the building process enjoyable.

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  • We have been in the building trade for over 30 years, carrying out work all over Kent. We have undertaken various building works such as full house refurbishments, renovations, extensions, lofts and garage conversions, driveways, patios and fencing. We always strive to have a good relationship with our customers, helping them with bringing their images to reality. Please take a look at our facebook page for more images of work undertaken: K and J Building Contractors Ltd

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  • Family owned Construction Company in Brighton and Hove, England. MARTYR Construction (Part of the MARTYR Group) is based in Hurstpierpoint, Hassocks. We offer premium quality construction services to both private and commercial clients.

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  • Here at Polybuild construction ltd a small family run firm that has been running for over 10 years , we specialise in extensions and bathroom fittings , we design and create open space living to a high top standard, our work covers all Manchester and greater Manchester , we are fully insured with public liability , there’s no job to big or to small from doing call outs for plumbing on a 24hr basis , fitting rsj’s, full house renovations , anything within the building industry we cover

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  • At Raymond Jay Building we strive to ensure the highest standard of work! With 15 years in the construction sector! We undertake all building works from being Extensions specialists, Bricklaying, Refurbishments, Full house renovations, New builds, Loft conversions and Garden landscaping more.

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  • A dedicated team of professional tradesmen who specialise in Design, Build and property renovation across the whole sector with all the relevant manpower in each specialised trade, we are sure to accommodate for all building needs.

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  • Specialist in Extensions, Loft Conversions & New Builds. JOE LEGGE BUILDING LTD is a family run business. This is not just a “job” for us, we enjoy what we do and take pride in every project. Completing work to the highest standards, getting it right first time and at competitive rates has allowed us to not only attract new clients but we also get to enjoy seeing familiar faces when we return to complete new projects for our loyal customers. JOE LEGGE BUILDING LTD offer complete building services for your home from the ground to the roof, everything in between inside and out. We enjoy providing a "turn key" solution for our clients. EXTENSIONS, NEW BUILD, LOFT CONVERSIONS, ROOF CONSTRUCTION, STEEL INSTALLATION, DEMOLITION, PATIOS, DRIVEWAYS, BRICKWORK, GARDEN BUILDINGS, GARAGES & MUCH MORE. Please get in touch with your ideas and we will be happy to discuss how we can help.

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  • At PPJ Builders, we take pride in delivering high-quality building and landscaping services with a modern, luxury finish. With years of experience in the trade, our team is dedicated to providing reliable workmanship, clear communication, and attention to detail on every project — from small home improvements to full garden transformations. We cover all aspects of general building, landscaping, and outdoor design, including patios, decking, extensions, renovations, and bespoke garden builds. Our goal is to bring your vision to life with precision, professionalism, and care. No job is too big or too small — we approach every project with the same passion and commitment to quality. At PPJ Builders, we build with pride, creating spaces you’ll love for years to come.

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  • We have over 20 years of experience we are both fully trained bricklayers. Most of the work is building extensions and house building also groundworks

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  • plastering /rendering/roofing/extension/new build house /driway

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  • Established and family-operated, with over 40 years of expertise in the construction industry. Specialising in brickwork and carpentry on large residential, commercial and heritage building projects. We also take on smaller projects such as extensions, outbuildings, garden kitchens, structural repairs and openings, garden walls, re-pointing, brick slips and fireplaces. Friendly and professional service. Free quotations.

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  • Quoin and Oak Construction is a family run building company situated in beautiful South Devon. With nearly 25 years of industry experience under his belt, founder Steve established Quoin and Oak driven by his passion for the restoration, repair and refurbishment of traditional buildings. With Steve and the team's extensive skill set in the heritage sector, we're able to embrace a comprehensive range of projects, from conversions, extensions, and renovations, to repairs, no matter the size. From foundations to decoration, we ensure a consistently high standard of service. Whether your property is a listed cottage, Georgian townhouse, or traditional barn conversion, Steve and his fellow craftsmen are here to help. ​​ Quoin and Oak can act as the Principal Contractor for larger projects such as conversions and extensions. Fully insured, and compliant with current building regulations, we're well-versed in the intricacies of liasing with officers from relevant local authorities. Collaborating closely with clients, architects, building control, and a network of qualified local tradespeople we ensure that every project is completed to the highest standard. Please get in touch today for a free consultation and quote! ​

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  • Hello I’ve been in the industry 35yrs now and worked for a lot of very good company’s along the way I set up vintage construction in 2012 and over the years we have managed som e very prestigious projects We work nationwide and we have also spent 3 years running a large renovation in Tuscany Italy ,the south of France and Ireland We help coustmer with design issues and run full turnkey projects from groundwork’s to completion handover

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  • 25 years experience in the building trade. Experienced in all aspects of building renovations/extensions, carpentry, kitchen & bathroom fitting. I have an extremely high standard of work and will not accept anything less, if you’re looking for a cheap job I am not for you. We work closely with a local architect and planning company.

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Top rated Extension Builders

Our Extension Builders, are rated 4.5 out of 5 based on 281 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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