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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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  • I am a reliable and skilled tradesperson with experience in delivering high-quality workmanship across all aspects of my trade. I take pride in providing a clean, efficient, and detail-focused service, ensuring every job is completed to a high standard and customer satisfaction is always the priority. I am punctual, trustworthy, and committed to clear communication from start to finish. No job is too small, and I always aim to deliver results that meet and exceed expectations

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  • I am a dynamic and results-oriented entrepreneur in the construction industry, committed to delivering high-quality, safe, efficient, and rigorous infrastructure solutions. With solid experience in project collaboration, operations, and field execution, I bring both technical knowledge and practical leadership to every project I oversee.

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  • Aston Knights Construction | Structural Specialists & Main Contractors We are a high-specification Main Contractor operating across Hertfordshire, specializing in complex residential extensions, structural transformations, and high-end superstructure builds. Rooted in commercial-grade structural execution, we bring heavy-engineering standards—including complex steel arrays, high-load masonry, and precision groundworks—to domestic residential projects. We deliver architectural design intent to millimeter tolerances. Our Core Capabilities: Structural Extension Shells: Complete groundworks, steel fabrication/erection, precision masonry, and roof-to-watertight packages. Structural Alterations & Steelwork: Complex RSJ installation, load-bearing wall removals, and architectural reconfigurations. Turnkey Extensions: End-to-end main contracting delivered under formal JCT contracts. The Aston Knights Standard: Engineering Precision: All works executed strictly to structural calculations, building control regulations, and inspector sign-off. Immaculate Site Culture: Safe, clean, and organized sites managed with direct communication and professional site discipline. Fixed Transparent Pricing: Fully itemized line-item proposals with com

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  • Are you looking for a building service to work with you on your project? Every project, large or small, is given the same high level of care and attention. Once on site the greatest emphasis is placed on fulfilling your project to the highest standard and satisfaction You can rely on Urban Projects to deliver. Our experience: Project Management Refurbishments Extensions New Builds Hard landscaping and Garden rooms

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  • I am a specialist in flat roofing, with 8 years experience working on commercial and domestic building. I take on all flat roofing including installs of new roofs to extensions or loft conversions, refurbishment so renewing the existing roof when it has come to the end of its life and small repairs to give your roof a couple more years of life.

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  • Time served tradesmen, clean, tidy and always on time

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  • Hi __, Are you planning a construction project or looking for reliable property maintenance? At OPTICON CONSTRUCTION & MAINTENANCE, we bring over 25 years of industry experience and a strong reputation for delivering high-quality construction and property solutions. We provide professional building and maintenance services for both residential and commercial properties. Our Services Include: 🏗️ Building Construction – Residential & Commercial Projects 🏠 Renovation & Refurbishment – Upgrade and modernize your property 🔧 Plumbing Installation & Repair – Fast and reliable plumbing solutions 🛠️ General Property Maintenance – Keeping your property in perfect condition ⚙️ Preventative & Reactive Maintenance – Prevent problems before they start. Our experienced team is committed to delivering high-quality workmanship, reliable service, and complete customer satisfaction on every project. If you’re looking for a trusted partner for your next project, we’re here to help. We’d love the opportunity to discuss your current or upcoming projects and explore how we can bring your vision to life with precision and professionalism. Kind regards, Joao Dias

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  • Hello, I’ve been in the construction business for more than 13 years. I’ve been doing high end projects including basement excavation works, new roofs, extensions, full internal renovations, plumbing and electrical works, etc. My company works with high skilled professionals to satisfy all customer needs.

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  • I have 20 years experience, owning my own building company. I'm registered as a contractor with the Revenue. I can undertake any new build, extension or conversion. My latest project was to convert several holiday flats into 5 luxury houses in Cornwall, 3 of which have sold.

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  • With over 25 years experience within the construction industry, we have a vast amount of knowledge and skills to call upon. We pride ourselves in offering a friendly and approachable service, which we believe is very important in building a trusting relationship with our clients. We can cover all aspects of building, specialising extensions, garage conversions and loft conversions to renovations, and even smaller projects like patios and garden walls. Our skill set is advanced and we take pride in completing a very high standard of work. We also can travel and cover all of the kent area. Feel free to message if you have any questions regarding any part of your project.

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  • ​Redstone Projects is a small, dedicated construction and renovation business built on the principle of delivering exceptional quality and lasting value to every customer. We know that inviting someone into your home or business for a project is a big decision, and we treat every job—from minor repairs to full-scale remodels—with the utmost care and professionalism. ​Our Promise to You ​We aren't focused on rushing through jobs; we're focused on doing them right. Our commitment is to: ​Quality Workmanship: We use high-quality materials and meticulous attention to detail to ensure the final result is beautiful, durable, and exceeds your expectations. ​Clear Communication: We keep you informed every step of the way, providing honest timelines, transparent quotes, and straightforward answers to all your questions. ​A Positive Experience: We pride ourselves on being reliable, tidy, and respectful of your property and your time. ​We want to be the team you trust for all your future projects. Get in touch with us today to discuss your vision, and let Redstone Projects bring your plans to life with the quality you deserve.

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  • Company number - 16042916 Welcome to Usman Motla construction LTD we bring your property vision to life through expert building, renovation, and design solutions. From full home makeovers to detailed conversions and stylish extensions, Our services cover full renovations, media walls, house extensions, loft and garage conversions, outdoor works, plastering, rendering,skimming, painting, and more. —all work handled by experienced professionals. We pride ourselves on exceptional craftsmanship, attention to detail, and a stress-free process that puts your needs first. If you have any question feel free to contact us. Contact us today to start your journey. And thanks having a look on my profile.

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  • Hi My name is Szymon and I have many tears of experience in the profession 14 years. I am responsible person who will do the work accurately and cleanly.I have references and photo of the wirj performed. I am waiting g for proposals for cooperation.

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  • Family business with over 10 years experience. We take on all kinds of construction projects, extensions , loft conversions, kitchen , bathroom and full house renovations providing the best possible service.

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  • Brightwork Builders Limited is a trusted UK construction company specialising in residential and commercial projects. We offer home renovations, extensions, Landscaping,loft conversions, Bathroom Remodeling, Kitchen Remodeling,refurbishments, restaurant refurbishments, canopy kitchen installation, commercial kitchen fan & duct work, kitchen extraction systems, and general building work. We deliver quality workmanship, clear communication, timely completion, and competitive pricing. Contact us today for a free consultation and quotation.

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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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