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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.

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

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  • We are an established company who have been carrying out maintenance and refurbishment works throughout the UK. We are fully insured and can provide a years guarantee for any works we carry out. You’ve tried the rest now try the best!

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  • We are a reliable and hardworking team specialising in bathroom installations, renovations, tiling, plumbing, and general home improvements. We take pride in delivering high-quality workmanship, attention to detail, and excellent customer service on every project. Whether you need a complete bathroom refurbishment, shower installation, tiling, flooring, or maintenance work, we are committed to completing every job to the highest standard. We work closely with our customers to ensure projects are completed on time, within budget, and exactly as expected. Customer satisfaction is our priority, and we always aim to provide honest advice, clear communication, and professional results.

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  • Hi, I am grant! I’m a reliable, conscientious workman who’ll get the job done within the timeframe given and to the best possible standard. Milky coffee no sugar :)

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  • JA Joiner Dundee covers all aspects of joinery to a very high quality level of finish with no attention to detail left out Kitchens & Bathrooms Windows & Doors Media walls Decking & Fencing Skirtings & Facings Cladding & Roofline Wall panelling Fitted wardrobes Flooring Full renovations & newbuilds

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  • Hello We are trustworthy company with 10 years of experience We operate all over London

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  • We are a family business of designers and craftsmen builders, with a reputation for high class residential renovation and refurbishment projects throughout East Anglia and the South East. We can manage your project from design to completion. Covering all aspects of the process such as Architects, Structural Engineers, Planning and Building Control.

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  • We are an experienced building company specialising in extensions, garage conversions, foundations, brickwork, and general building work. We take pride in delivering high-quality workmanship, completing projects on time, and maintaining a clean and safe working environment. We cover Bath, Bristol, and the surrounding areas and are committed to providing reliable, professional service from start to finish.

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  • I am a bricklayer with more than 25 years experience, and I built more that 50 extensions and porches in the UK.

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  • Reliable and proffesional carpenter with 30 years experience. Helpful advice on any home projects. Fast and efficient service and a clean and tidy finish

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  • TR54MRS Home Transformations – Transforming Dreams Into Reality At TR54MRS, we specialise in premium home renovations, creating beautiful and functional living spaces that add value and comfort to your property. Based in London, we provide expert kitchen renovations, bathroom installations, full property refurbishments, extensions, and general building services. Our mission is simple: to transform your ideas into reality through quality workmanship, reliable service, and attention to every detail. Whether you’re modernising a kitchen, creating a luxury bathroom, or renovating an entire property, we work closely with our clients from concept to completion to ensure exceptional results. With a commitment to professionalism, transparency, and customer satisfaction, TR54MRS Home Transformations is dedicated to delivering projects that exceed expectations. Our Services ✔ Kitchen Renovations ✔ Bathroom Installations ✔ Full Home Refurbishments ✔ Property Renovations ✔ Extensions ✔ Flooring & Tiling ✔ Painting & Decorating ✔ General Building Works

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  • M&A MCR Builder A professional company specializing in complete bathroom renovation and refurbishment, from full demolition and reconstruction to high-quality finishing. We transform old bathrooms into modern, functional, and long-lasting spaces built to withstand daily use and prevent future issues such as leaks. Our services include expert waterproofing, full plumbing replacement, floor and wall preparation, proper slope correction, tile installation, and precise fitting of all sanitary fixtures with a clean and durable finish. We are committed to high standards, attention to detail, and delivering work that is built to last for years without problems

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  • At Evans Joinery & Construction, we take pride in delivering high-quality workmanship and reliable service across all aspects of joinery, construction, renovations, and property improvements. With years of hands-on experience, we work closely with our clients to ensure every project is completed to the highest standard, on time and within budget. Whether it’s kitchen fitting, extensions, decking, roofing, renovations, or general building work, we are committed to providing professional, honest, and dependable service from start to finish. Customer satisfaction is at the heart of everything we do, and we treat every project as if it were our own home.

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  • Matthews Construction Group Ltd Matthews Construction Group Ltd is a trusted construction and roofing contractor serving London, Kent and the South East. We specialise in roofing, refurbishments, extensions, alterations, property maintenance and general building works for residential and commercial clients. With over 20 years of construction and commercial experience, we understand the importance of delivering projects safely, on time and within budget. Our approach is built around clear communication, honest pricing and high-quality workmanship from quotation through to completion. Whether you require a roof repair, full roof replacement, home refurbishment, extension or ongoing maintenance works, we take pride in providing a professional and reliable service with customer satisfaction at the heart of everything we do. We are fully insured and committed to maintaining the highest standards of workmanship, health and safety, and customer care. Services include: • Roofing Repairs & Replacements • Flat & Pitched Roofing • Extensions & Alterations • Refurbishments • Property Maintenance • Insurance Reinstatement Works • Commercial Maintenance • General Building Works Free quotations available throughout London, Kent and Essex

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  • R2 Projects is a Cardiff-based home renovation and building company, helping customers improve their homes with reliable, high-quality workmanship. We carry out bathrooms, kitchens, extensions, refurbishments, carpentry, plastering, decorating and general building work. With over 10 years of hands-on construction experience, we focus on clear communication, fair pricing and a tidy, professional finish. We can manage jobs from start to finish, helping customers avoid the stress of dealing with multiple trades. We work across Cardiff and surrounding areas, and pride ourselves on being honest, dependable and easy to work with.

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4.4

Top rated Extension Builders

Our Extension Builders, are rated 4.4 out of 5 based on 288 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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