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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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  • I am a honest, hardworking guy and always put customers first

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  • Builders with 10 years experience, Small and big projects,

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  • We are a family run construction company based in the Black Country. The company is run by two brothers with a combined 40 years in the trade. We specialise in loft conversions & extensions, although we do take on any smaller projects too. You can find us on Facebook and take a look at some of our previous projects.

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  • We are an established building company we aim to meet any building needs from a small extension to building a new house. We focus on customer satisfaction. Our aim is to guide the client offering our experience in the renovations and to meet clients timed targets .

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  • We are with 7 years experience in building work in UK We operate around Rochdale and Manchester and Surrounding We run a company in UK and our company its Insured same as the workers are Insure We do all most all the building jobs

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  • Trust Carpentry & Building ▪️We specialise in high-quality craftsmanship throughout construction. ▪️Building a trustworthy relationship with our client is our priority.

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  • M Lacey building services. I have been in the building industry since 1988 building numerous house extensions with an extensive portfolio. Dealing with architects, structural engineers and building control. We can complete your dream project from planning to the fine finish. Our service's includes, Excavation of foundations, Brickwork Concreting, Knock throughs, Support beams, Floor slabs, Insulation,Structural works,Roof structure, Drainage, First fix electrics and plumbing, Stud walls and plastering, Facias, Soffits and gutters, Bifolds,Windows and doors, Joinery, Patios, Driveways, Fencing, Landscaping and much more. We are a friendly and reliable team that works to complete your project as quickly as possible.

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  • My names Tom James, I’ve been a self employed carpenter for over 20 years doing everything from the making and erecting of timber frames, through to oak framed porches and gardens rooms. Love all aspects of carpentry work weather it’s first fixing and plasterboarding, or hanging doors and kitchen fitting. I really do take a lot of pride in the work I carry out. And feel every job needs to be finished to a standard that I would expect to see in my own home.

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  • Input Group is a construction company based in Derby, specialising in projects ranging from small-scale renovations to large-scale developments. Committed to quality and sustainability, they deliver innovative solutions tailored to client needs. Our experienced team focuses on meticulous attention to detail and adherence to industry standards, making us a reliable partner in the construction sector. Input Group aims to enhance communities through a diverse portfolio that includes residential, commercial, and industrial projects.

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  • At Crafters construction we are experts in extensions and other aspects of construction. We pride ourselves in providing the best quality service for our work.

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  • Comfort Renovations Ltd - Licensee of Renovations Franchise Ltd. Refresh Renovations aims to revolutionize the renovation experience by eliminating the stress, delays, and mishaps that often plague projects. Instead, we offer meticulously planned, expertly managed, and seamlessly communicated renovations that bring your home vision to life. Our approach is centered around extensive consultation and thorough planning, ensuring every detail is considered from the outset. aking your renovation journey as smooth and enjoyable as possible.Utilizing advanced 3D designs, we provide a clear visualization of your project, allowing you to envision the final outcome and take pride in the transformation of your home. Arun Kumar serves as a Renovation Consultant for Comfort Renovations Ltd, a franchisee of Renovation Franchise UK Ltd, operating in Berkshire and Hampshire.

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  • A.P groundwork’s and construction is well known as an experienced and professional surrey based construction company. We provide clients with top of the line services that cater to there specific project needs and management requirements.

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  • No job too big or too small. Been in the trade over 40+ years. New builds, extensions, plastering, roofing, flagging, etc

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  • With over 25 years of experience in home renovations and building work, we take pride in delivering excellent craftsmanship across a wide range of services. From fitting bathrooms and kitchens to building garden rooms, extensions, and offering full home renovations including painting and decorating, my team and I are equipped to handle every aspect of your home improvement project. We prioritise quality, using only the best materials. Our expertise extends to delivering exceptional kitchen and bathroom renovations for high street DIY stores, further solidifying our reputation for excellence and attention to detail. Let us transform your space with unmatched skill and professionalism.

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  • At TJ Joinery & Construction (NW) Ltd, we pride ourselves on delivering precision joinery and high-quality building services across the North West. With over a decade of experience in bespoke carpentry, renovations, extensions, and full property refurbishments, we’re known for craftsmanship, reliability, and transparent service. Whether you're upgrading your home, extending your space, or need a trusted team for a complex project, we're here to help—on time, on budget, and with exceptional results. Every job is treated with care, and no corners are ever cut. We’re proud of our reputation and committed to building long-lasting client relationships through quality work and honest communication. Let us bring your vision to life—your space, our expertise.

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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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