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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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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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  • At Gray Oak Renovations, our design experts and builders collaborate to create spaces that reflect your unique style and needs, ensuring your home looks and feels just right for you. Our skilled team brings years of experience, using quality materials and prioritising customer satisfaction to deliver end-to-end renovation services that exceed your expectations and transform your living space.

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  • With more than 20 years in the construction trade, we specialise in high-end residential projects. Whether it’s loft conversions, small extensions, large-scale double-storey extensions, or basement digs in prime London locations, we deliver exceptional craftsmanship and meticulous attention to detail. Operating across the M25 area, we provide homeowners with reliable construction services, managing projects of all sizes and complexities from initial design through to final completion, with efficiency and expertise. As a proud member of the Federation of Master Builders, TrustMark and an approved installer of Wykamol waterproofing systems, we are committed to maintaining the highest standards of work and customer service. We work closely with clients to provide bespoke solutions tailored to their needs, ensuring that the end result enhances both the home’s functionality and its value. We specialise in: Loft conversions Extensions (including double-storey builds) Basement excavations Design & build services High-end finishes We prioritise quality, integrity, and customer satisfaction. Our transparent communication, punctuality, and commitment to budget-friendly, on-time delivery make us the ideal choice for your construction project.

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  • We have a committed team working on a range of different projects throughout London, working in all sectors including; residential, commercial and conservation. The services that we provide are, architectural and structural 2d & 3d designs, calculation, planning permission, building control, new build, refurbishment, self contained flats, loft conversion, rear and side extension plus much more. I have over 30 years of experience in construction and have worked on a variety of different projects, from small developments to managing large scale Projects.

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  • Carpenter, I’ve been a carpenter for a number of years with experience on new builds, renovations and shop fitting

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  • I have been building houses,exstension garden walls,patios,drainage,fencing,all aspects of building work. For roughly 17 years. I have a Facebook page (B building and landscaping). Also alot of pictures I can show of recent and old work I have done through the years. Thanks Kurt

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  • I have a small business hoping to grow bigger and further around the uk

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  • We have been working in the construction industry for over 20+ years. Over the years we’ve worked in many aspects of carpentry and across the whole construction industry. Loft conversion New builds Extensions Kitchen fitting Bespoke wardrobes etc We take pride in my work and my company. Kind regards, True Scale Construction Limited

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  • We are a dedicated team of experienced, field-based professionals with diverse backgrounds in Health and Safety, Engineering, Project Management and Environmental Sustainability. Our combined expertise allows us to deliver integrated building solutions covering essential services, ensuring each client’s project operates smoothly, efficiently, on schedule and always in compliance with the highest industry standards. At VCNY Group Limited, we pride ourselves on turning ambitious visions into reality by blending innovation with practical, reliable execution. Established on unwavering principles of integrity, creativity and excellence. Our company has earned a leading reputation across the construction and civil engineering sectors. In addition to exceptional building services, we provide expert consultancy to guide clients through complex projects with confidence. From initial concepts to project completion, we remain committed to quality, sustainability and client satisfaction, setting the benchmark for superior results in every endeavour.

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  • Welcome to Revere Design & Build, we are a Harrogate based building specialist with over 20 years experience of delivering a wide variety of projects across Yorkshire and the North East. Our team of professional building contractors thrive on challenges and diversity and our services include everything from structural building services such as underpinning and crack stitching to building extensions and new build houses.

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  • J p Goodger building With over 20 years of hands-on experience, we deliver brickwork that’s as solid as our reputation. Fully insured and locally trusted, we take pride in precision, reliability, and excellent attention to detail on every project — big or small. ✅ New builds & extensions ✅ Walls, fences & retaining walls ✅ Repairs & repointing ✅ Residential & commercial work 📍 Serving Kent and surrounds 🧱 Experience you can see — craftsmanship you can count on

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  • ALT Joinery & Building ltd we are a new company specializing in high-quality joinery and building services. We offer a comprehensive range of services to both residential and commercial clients, from small-scale renovations to large-scale construction projects. Our Joinery Services: Bespoke joinery: We create unique and elegant furniture pieces, including cabinets, tables, and staircases, tailored to your specific needs and style. Window and door installation: We install a wide range of windows and doors, including timber, uPVC, and aluminum, ensuring a perfect fit and finish. Kitchen and bathroom fitting: We design and install stunning kitchens and bathrooms, incorporating high-quality materials and expert craftsmanship. Architectural and Decorative woodwork: We create and install decorative elements such as paneling, Mouldings and skirting boards to enhance the aesthetic appeal of your property. Our Building Services Extensions and renovations: We specialize in creating beautiful and functional extensions and renovations, from loft conversions to full-scale house extensions. New builds: We provide a complete construction service for new builds, from design and planning to completion. Refurbishments: We undertake comprehens

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  • Bringing dreams to reality…

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  • At Foundations Groundworks & Construction, we specialize in providing the highest quality groundwork and construction services, tailored to meet the unique needs of our clients. With years of experience in the industry, our skilled team is dedicated to delivering high-quality workmanship and exceptional customer service on every project. From site preparation and excavation to foundation laying and concrete work, we take pride in our attention to detail and commitment to safety. We utilize the latest equipment and techniques to ensure efficiency and precision, no matter the scale of the job. At Foundations, we believe that strong foundations lead to lasting structures. Our mission is to turn your vision into reality, ensuring that each project is completed on time and within budget. Let us build the groundwork for your next success!

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  • Please contact our team directly. Due to the volume of enquiries, we can no longer respond to each contact request. You can find us on Google. About Us At STRUCTURA Project Services Ltd, we bring a fresh, modern approach to construction and maintenance — with a strong focus on the care sector. Whether working in elderly care homes or children’s residential settings, we understand that these environments demand not only high‑quality workmanship, but also the utmost respect for safety, safeguarding, and day‑to‑day operations. Our Directors, Management and Supervisory team holds enhanced DBS certification, we are fully insured, and our policies and operating practices meet ISO standards. We’re also investing in our leadership team, with management currently training to NEBOSH level, ensuring health and safety excellence is embedded at every stage of our work. We pride ourselves on being approachable and easy to work with, while never compromising on compliance, quality, or care. From planned maintenance to larger‑scale projects, we deliver solutions that are safe, efficient, and tailored to the needs of the people who live and work in your facilities. Safe. Skilled. Respectful. That’s our promise.

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  • Focus Building & Development Ltd is led by Managing Directors Chris and Tracy, alongside a highly experienced team with over 50 years of combined expertise within the construction industry. We employ a dedicated team of skilled tradesmen, ensuring consistency, quality, and a professional standard across every project we deliver. We pride ourselves on our reliability and our commitment to quality—values that are as important to us as they are to our clients. Our extensive experience, industry knowledge, and meticulous attention to detail position us strongly within the sector. Our management team and workforce hold a wide range of industry-recognised qualifications, supporting excellence at every stage of a project. These include certifications in project and site management, as well as health and safety and first aid training. We undertake projects ranging in value from £50,000 to in excess of £2 million, delivering the same high standards regardless of scale. Our all trades services include the following: Joinery Glazing Electrical (NIC/EIC) Roofing Plumbing Building – bricklaying, plastering, concrete works & cement rendering Painting & Decorating Drainage Including - New Builds, Refurbishments, Extensions and more

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  • I’ve been running Kelsea Construction since 2019, I am an experienced bricklayer with 8 years behind me. We are a passionate, hard working and forward thinking team. We can cover all aspects of the building world, from landscaping, extensions, new builds etc, no job too big or small. Kelsea Construction specialises in brickwork.

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4.5

Top rated Extension Builders

Our Extension Builders, are rated 4.5 out of 5 based on 282 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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