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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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  • At P&F Domestic Solutions, we offer a full range of expert building services, from extensions and refurbishments to loft conversions and garden rooms. Our skilled team delivers high-quality craftsmanship, ensuring every project is completed to the highest standard. Trust us to bring your vision to life with professionalism and care.

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  • We are an established construction company based on the London/Surrey borders. If we can’t do it, then it’s unlikely it can be done. Reach out to us if you want something small like a bathroom or kitchen fitted, through to your home refurbishments, loft conversions, extensions and new builds. We also specialise in complex groundwork like underpinning, foundation work, and we’ve done a few high profile basements. Call us if you want to go through your requirements.

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  • M & M Construction Mcr Ltd is a trusted building and construction company delivering high-quality workmanship across residential and commercial projects. We specialise in new builds, renovations, extensions, and general construction, with a strong focus on reliability, safety, and attention to detail. Our experienced team is committed to completing every project on time, within budget, and to the highest standards. At M & M Construction Mcr Ltd, we take pride in turning our clients’ ideas into solid, lasting results.

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  • We are an experienced loft conversion and building specialist with over 20 years in the trade, delivering high-quality loft conversions, dormers, and structural alterations for homeowners. We take pride in doing things properly — from the initial structural work right through to the final finish. Our focus is on creating practical, well-built spaces that add real value to your home, not rushed jobs or shortcuts. We understand that having work done in your home can feel stressful, so we work in a clean, respectful and organised way, keeping disruption to a minimum and keeping you informed at every stage. Reliability, clear communication, and attention to detail are central to how we work. We’re happy to offer honest advice, clear quotes, and realistic timescales. Whether you already have plans or are just exploring ideas, we’re always happy to talk things through and help you decide what’s best for your home and budget. If you’re looking for a trusted, experienced loft conversion specialist, we’d be happy to hear from you.

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  • Are main work is extensions I will project manage the work start to finish I have an architect that can draw up the plans and submit if required Past work can be viewed Been building since 1990 We take pride in all of our work

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  • Hi my name is Kev, i have been in the building trade for over 40 years l hold City & Guilds in carpentry and joinery. Over the years l have done lots of renovations, loft conversions and new builds no job is to big l’m happy to come and discuss any projects and show you my portfolio.

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  • With over 20 years of experience in the construction industry, our company has built a strong reputation for delivering high-quality projects with reliability and precision. We specialize in residential, commercial, and renovation projects, ensuring every build meets the highest standards of craftsmanship, safety, and durability. Our dedicated team works closely with clients to turn their vision into reality while completing projects on time and within budget.

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  • Supreme Lofts provide an end to end service, we create a WhatsApp group for our clients in order to give them a central platform enabling them to contact all members of the Supreme Lofts Team at any time. For over 20 years we have always understood that the journey is equal in importance to the quality of our work, we want to ensure our clients always feel supported from the day they first met us to the day we provide the final certificates and complete quality control checks.

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  • My name is Paul Morphet I have been in the building trade since leaving school I'm 54 I can provide references from previous customers aswell as architects I ve worked with

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  • Welcome to Architronica Limited, a leading design and build company dedicated to transforming visions into reality. With a legacy of excellence and a commitment to quality, we have been serving clients across United Kingdom for many years, delivering projects that stand as a testament to our craftsmanship, innovation, and integrity.

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  • With over 30 years in every aspect of groundworks - from site clearance, foundations & drainage to all forms of soft and hard landscaping . New builds, extensions , renovations for free advice, competitive quotations and a project carried out safely and professionally . All Essex, Suffolk and surrounding areas covered

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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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  • Haycroft Construction has been proudly operating for over 15 years, building a strong reputation for reliability, quality and professionalism. We pride ourselves on providing honest, competitive pricing while delivering all works to a consistently high standard. Our experienced team is committed to completing every project efficiently and within agreed timescales, without compromising on quality or workmanship. Customer satisfaction is at the heart of everything we do, and we aim to provide a professional, reliable service from start to finish.

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  • CR8 Homes is a Belfast-based, family-run construction firm with over 20 years of experience specialising in home renovations, extensions, kitchens, bathrooms, and high-quality PVC windows/doors. We offer comprehensive, end-to-end services, from initial design and planning to building and installation.

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  • Here at A&B Group, we have years of hands‑on experience across a wide range of trade needs, from landscaping to renovation and refurbishment projects, our company brings reliable expertise to every job we take on. We proudly serve clients throughout Hitchin and the surrounding areas, offering flexible travel for projects of all sizes. Our specialist skills include high‑quality finishing, problem‑solving on complex builds, and delivering clean, precise workmanship from start to finish. Customers choose us because we prioritise clear communication, honest advice, and craftsmanship that stands the test of time, ensuring every project is completed to the highest standard. Delivering your work from start to finish, with near all trades covered in-house. Built on Trust. Delivered with Quality. Check out our instagram: aandbgardening aandbconstructiongw

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  • Red Sea Construction Ltd stands as a distinguished building company with an extensive 34-year legacy marked by excellence. Our unwavering commitment to professionalism, high standards, and timely, on-budget project completions has been the cornerstone of our success. Our reputation, characterised by outstanding workmanship and meticulous attention to detail, has earned us numerous projects through recommendations and referrals. At Red Sea Construction, we believe in providing a personalised touch to every project, engaging clients from the planning phase to the final completion. What distinguishes Red Sea Construction is our in-house team of skilled tradesmen, ensuring project continuity and allowing us to keep our clients informed at every stage. We understand that effective communication is fundamental to success. Irrespective of the project’s size or nature, Red Sea Construction ensures client collaboration at every step. Clients have the flexibility to bring their plans, and we tailor projects to suit their budget and requirements, whether for commercial or domestic purposes. Our collaborative approach extends to working with Architects, Surveyors, Quantity Surveyors, M&E Engineers, and Interior Designers.

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4.5

Top rated Extension Builders

Our Extension Builders, are rated 4.5 out of 5 based on 279 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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