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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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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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  • RYT Construction is a local, highly rated specialist building contractor. We have a team of highly skilled, professional and trustworthy tradesman at our disposal to deliver a seam less project from start to finish.

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  • Cambridgeshire Home Improvements is a family run business with 20+ years experience specialising in the installation of windows and doors.

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  • New to my builder and trying out the website for our ever expanding company. Eason’s specialises in Extensions, garage conversions, plastering and renovations. We can help and expertly advise from the very start of your project and initial ideas to completion. Working within budget and making the process hassle free.

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  • I'm a builder. I do property repairs and carry out maintenance. I specialize in plastering, rendering and skimming. I have a great experience in these fields providing high quality finishing. The following are the jobs that I carry out on regular basis: *Properties refurbishment *Extensions *Driveways *Loft conversions *Bathrooms (complete bathroom job) *Garden patios, fencing, decking, turf, artificial grass All work carried out to the highest standards by professional team.

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  • Harrison Ripley Design and build we have years of experiance in trades. we do all scopes of works between our team from digging footings for extensions/ all types of groundworks to plastering and electrics. we can manage all aspects of your builds.

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  • I have been in the industry working since 2018, have delivered great results also hold a degree in construction.

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  • Experienced tradesman specialising in bathroom fitting and full house renovations. Whether it’s a complete bathroom refurbishment or transforming a whole property, I handle the job from start to finish — tiling, plumbing, sealing and all the finishing touches. I take pride in reliable, tidy work and always give honest, straightforward advice on the best approach for your space and budget. Every job is left clean and finished to a high professional standard. Get in touch to discuss your project.

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  • Hi my names Jake I have experience in brickwork, stonework, gardening, repointing, roofing and some in plastering / boarding. I live in Bishop Auckland area and I’m available to give you a quote and I’ll leave a good job. Thank you.

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  • Specialist and high-quality extensions, renovations and commercial projects Any jobs you would like to see check visit are website

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  • Conservatory Roof Specialists is a specialist home improvement company focused on transforming conservatories into comfortable, usable spaces all year round. We supply and install high-performance insulated conservatory roof systems, replacement roofs, windows and doors, and can also undertake associated building works and single-storey extensions where required. Our team has extensive experience working with homeowners across Yorkshire, Lancashire and surrounding areas, with a strong focus on good workmanship, clear communication and a tidy, professional installation from start to finish. Whether you are looking to make an existing conservatory warmer in winter and cooler in summer, replace an ageing roof, improve your windows and doors, or discuss a larger home improvement project, we are happy to provide straightforward advice and a detailed quotation. All enquiries are handled directly by our team, and we aim to make the whole process as simple and transparent as possible.

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  • We are a building and property renovation company specialising in house extensions, new builds, home renovations and property improvements. We offer a wide range of services, including general building, plumbing, electrical work, kitchen installations, bathroom installations, plastering, brickwork and property refurbishments. From small home improvements to complete house renovations and large building projects, we aim to deliver high-quality workmanship, reliable service and excellent attention to detail. We work with customers to bring their ideas to life, providing a professional service from start to finish.

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  • We are a professional and reliable building company specialising in high-quality home extensions and renovation projects. We pride ourselves on delivering excellent workmanship, clear communication and a friendly, dependable service from start to finish. We work closely with our customers to understand their needs and ensure every project is completed to a high standard, on time and with attention to detail. Our aim is to make the building process as smooth and stress-free as possible while creating spaces that our customers can be proud of.

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  • RJ Construction is a reliable, skilled, and customer-focused building company delivering high-quality workmanship across all aspects of construction and property improvement. With years of hands-on industry experience, we specialise in roofing, refurbishments, extensions, and structural work, providing durable solutions built to last. Our team is committed to professionalism, clear communication, and exceptional standards on every project—whether it’s a small repair or a full renovation. At RJ Construction, we take pride in doing things the right way, using trusted materials and proven techniques to ensure the best results for our clients. We believe in honesty, transparency, and craftsmanship you can rely on. From initial consultation to project completion, RJ Construction ensures a smooth, stress-free experience with a strong focus on safety, efficiency, and customer satisfaction. RJ Construction — Building with integrity. Delivering with pride.

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  • Hi, my name is Ian and I am Silva Oak Construction. We are a family run construction company covering Surrey, West Sussex and surrounding area's. I have been successful in the construction industry for over 30 years. I have owned my own business for 23 years. I have experience in all aspects of construction from refurbishments to a total new build. Please don’t hesitate to contact me if I can help you with your project. I can provide you with photos and references of my work.

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  • We are an experienced project management company with many years experience in organising and managing both large and small construction projects

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  • Foxtons Frames is an established, trusted company with over 30 years of experience delivering high-quality home improvement solutions. We specialise in the design and construction of single-storey extensions, orangeries, replacement conservatory roof systems, conservatory refurbishments, and the installation of premium uPVC and aluminium windows and doors. We are committed to providing exceptional workmanship, outstanding customer service, and clear communication throughout every project. From the initial consultation to completion, our experienced team professionally manages every aspect of the installation, ensuring a smooth, stress-free experience and the highest standards of quality. We can also handle all planning permission and Building Control requirements on our clients' behalf, managing the process from start to finish for added convenience and peace of mind. For complete peace of mind, all work is backed by a comprehensive 10-year insurance-backed guarantee. Our reputation has been built on reliability, professionalism, and consistently exceeding customer expectations, making Foxtons Frames a trusted choice for homeowners looking to enhance and add value to their properties.

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4.4

Top rated Extension Builders

Our Extension Builders, are rated 4.4 out of 5 based on 290 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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