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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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  • Ranshaw Group is a trusted construction and property services company specialising in HMO developments, commercial construction, property development, surfacing, landscaping, fencing, patios, driveways, drainage, and building maintenance. We deliver high-quality workmanship for both private and commercial clients, with a strong focus on reliability, clear communication, and finishing every project to the highest standards. Whether it’s a full property development, a garden transformation, or essential maintenance, we bring skill, experience, and attention to detail to every job.

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  • ✨ Get Your Home & Garden Ready for 2026 ✨ Thinking about upgrading your outdoor space or transforming your home this year? At Renovate Plus, we deliver high-quality workmanship with attention to detail from start to finish. 🔨 We specialise in: ✔ Patios & outdoor spaces ✔ Garden work & full landscaping projects ✔ Full house renovations ✔ Home extensions Whether it’s a fresh new garden, a modern patio, or a complete home upgrade — we’ve got you covered. 📞 Call today for a free quote: Quality you can see. Results you can trust.

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  • Hi all. I'm a time served bricklayer/ builder with over 30 years experience with a reliable team of all trades that work with me. Happy to look at all types of work. Kind regards. Ian.

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  • 🏗️ Blagdon Construction 🏗️ Reliable, professional building services across Cornwall/Devon and surrounding areas. From start to finish, we deliver quality workmanship you can trust. 🔨 Our Services Include: • New Builds • Extensions • Roofing • Groundworks • Driveways • Patios Whether you’re planning a full new build, upgrading your home, or improving your outdoor space, we bring experience, attention to detail, and a high standard of finish to every project.

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  • I run a professional building company delivering high-quality construction and brickwork services. With a strong focus on reliability, craftsmanship, and customer satisfaction, I manage projects from start to finish, ensuring every job is completed to a high standard, on time, and within budget.

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  • Fully insured Local building contractor with 20 years experience extensions, lofts, driveway’s

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  • Over 7 years experience, quality guaranteed

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  • With over 30 years of combined experience in the building industry, we provide a complete range of construction services, from groundwork and structural building through to the finishing touches that bring your project to life. Whether you're planning an extension, renovation, new build, kitchen installation, bathroom refurbishment, or general building work, our skilled team delivers high-quality workmanship at every stage. We work with trusted professionals across all trades, allowing us to manage your project from start to finish with efficiency and attention to detail. Customer satisfaction is at the heart of everything we do. We take pride in our reliability, professionalism, and the quality of our work, ensuring every project is completed to the highest standard and every customer is left happy with the finished result. We cover most of the South of England and have experienced tradespeople available across all aspects of the building industry.

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  • We are a reliable and professional carpentry business providing high-quality workmanship at competitive prices. We specialise in first fix and second fix carpentry, including doors, skirting boards, architraves, flooring, stud walls, roofing timber, staircases, kitchens and general woodwork. We take pride in completing every job to a high standard, keeping work areas clean and tidy, and finishing projects on time. Customer satisfaction is our priority, and we are committed to delivering honest advice, excellent communication and dependable service. No job is too big or too small, and we are always happy to provide a free, no-obligation quotation.

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  • D. Brown Carpentry Experienced and reliable contractor specialising in 1st and 2nd fix carpentry, handyman work, extensions, renovations and conversions. With a strong focus on quality workmanship, attention to detail and customer satisfaction, I take pride in delivering a high standard of work from start to finish. I work close with clients to deliver them exactly what they want.

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  • AUSPRO LIMITED is a professional building and property maintenance contractor based in Worthing, England. The company provides a comprehensive suite of services for property owners and managers across the Sussex area, specializing in building repairs, renovations, and general upkeep. ​With a focus on reliability and high-quality workmanship, AUSPRO LIMITED positions itself as a single-source solution for all property needs, from emergency call-outs to planned projects. The company's team brings together extensive experience, including plumbing, heating, and electrical expertise, to ensure properties are well-maintained and compliant.

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  • Hello, This is JSB Project ltd. We are based in West London. We do Loft extensions, Garages, All kind of Extensions, Renovations, Kitchen bedorrms ans so more. We have projects around London. Free qoute. Please contact us for any inquiries. Thanks. Kind regards

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  • RS Construction ltd Group of professional hardworking enthusiastic and warm hearted workers always looking for new construction work projects. Thank you Rosie and Sukh

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  • Expertise and precision We take pride in delivering expert bricklaying and stonemasonry services that meet your specific needs with precision and attention to detail. Customer satisfaction We strive to exceed your expectations, delivering exceptional workmanship and customer satisfaction with every project. Competitive Pricing We offer competitive pricing without compromising on the quality of our work, ensuring affordability and outstanding value for money. I'm a bricklayer by trade, have over 20+ years experience in the trade, We take on an array of work which includes; extensions, garage conversions, house renovations, home officesOur vision Our vision is to become the leading bricklaying and stonemasonry company, known for our exceptional workmanship, expertise, and customer satisfaction. Expert bricklaying and stonemasonry services With over 20 years of experience in the trade, our bricklaying and stonemasonry experts are dedicated to delivering exceptional workmanship and customer satisfaction.

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  • Atlantic construction We’re a cornwall based company trading for 25 years 9 employees Fully insured site management qualifications Health and safety certifications

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  • With over 20 years of experience, our company has built a strong reputation founded on honesty, integrity, and quality workmanship. Operating within the gas industry, we bring expert knowledge and a commitment to safety in every project we undertake. Alongside this, we have extensive experience in property renovations, delivering everything from home extensions to garage conversions. Whether it’s improving functionality or transforming spaces, we take pride in providing reliable, professional services that our customers can trust.

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4.5

Top rated Extension Builders

Our Extension Builders, are rated 4.5 out of 5 based on 280 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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