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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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  • Welcome to Red River Loft Convertors Limited At Red River Loft Convertors Limited, we specialise in transforming homes with high-quality loft conversions, house renovations, extensions, bespoke kitchens, and luxury bathrooms. From initial design through to final installation, we provide a complete, end-to-end service tailored to your needs. Working closely with experienced architects and structural engineers, we can guide you through every stage of your project. Whether you're looking to create additional living space, modernise your home, or undertake a full renovation, our knowledgeable team is here to offer expert advice and professional support from the very beginning through to successful completion. With a commitment to quality craftsmanship, attention to detail, and excellent customer service, we take pride in delivering beautiful, functional spaces that enhance both your home and your lifestyle.

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  • We provide a complete range of high-quality building and home improvement services, delivering reliable workmanship and attention to detail on every project. Whether you're renovating a single room or transforming your entire property, we are committed to completing every job to the highest standards. Our services include: Bathroom design, renovation, and installation Kitchen fitting and complete kitchen refurbishments House extensions Loft conversions Driveway and paving installation Interior and exterior painting and decorating Roofing repairs, replacements, and maintenance Certified electrical installations and repairs Professional plumbing services, including installations and repairs From the initial consultation through to project completion, we focus on clear communication, quality craftsmanship, and customer satisfaction. We work with homeowners and businesses, delivering projects on time, within budget, and in full compliance with current building regulations. No matter the size of the project, our goal is to create durable, functional, and beautifully finished spaces that add value to your property. Contact us today for a free, no-obligation quotation and let us help bring your vision to life.

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  • HB Construction Management Ltd specialises in all areas of residential construction and refurbishment. With 7+ years of experience gained in a various roles within the construction sector, including work on numerous HMO conversions, housing refurbishments and extensions for property investors, we know that we can assist you in achieving your goals for your property. Using our approved contractor list, we have hand picked specialists that we have close working relationships with to be assigned to your project, helping to ensure reliability and quality needs are met. Using this trusted network allows us to provide you with an all in one management service, ensuring competitive quoting and a tailored process to suit any clients needs. All successful projects will be assigned a designated project manager to oversee the process throughout, providing a hands off approach for clients whilst ensuring that your needs are met. From smaller jobs to large remodelling projects, our team can assist with all matters within your home, ensuring the highest quality work is achieved whilst simplifying the process for you, as you strive to make your home perfect. We hope that you will consider us for your upcoming works!

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  • JR Builders London Ltd . Professional Construction Company – North London We are a trusted construction company based in North London, serving clients across London and the northern outskirts. Specializing in house extensions, renovations, basement excavations, and loft conversions, we are committed to delivering exceptional results on every project. Our team maintains the highest standards of craftsmanship, ensuring quality, safety, and attention to detail throughout each project. Whether you are looking to expand your living space or transform your home, we provide reliable, professional services tailored to your needs.

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  • Hi, at South London Builders C.M.K we carry out various sorts of building and landscaping works from, Brickwork, Extensions, Porches, Patios and Driveways. Over the years I have acquired the best tradesman to assist me. With customer care at the forefront of any project do not hesitate to contact me for a free quotation or for any advise regarding your works. SLB 🧱

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  • We undertake extentions, New builds, Bathrooms, Conversions. We have 20 years experience in the trade All trades supplied

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  • Gudgeons Groundworks & Construction is a Hertfordshire-based contractor specialising in residential extensions, new builds, and structural groundworks. We deliver high-quality construction from foundations and drainage through to superstructure, working closely with clients, architects, and engineers to ensure every project is completed to specification and the highest standards. From single-storey and multi-storey extensions to full new-build homes and outbuildings, we provide a reliable, end-to-end service built on craftsmanship, attention to detail, and clear communication.

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  • Penny lane building and roofing contractors transform spaces inside and out with an attention to detail We are able to offer a wide range of building services ranging from lift conversions to refurbishments and extensions we have a vast wealth of knowledge within the industry and look to help all budgets to achieve what they are looking for within there home

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  • John Sperry joinery and building services, I've been in the building trade for over 40 years and cover all aspects of building work, extensions, conversions and renovations

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  • We pride ourselves on attention to detail. Covering a wide range of building works right through from start to finish. From full property renovations, small to large extensions, complete bathroom renovations or wetroooms We also provide full plastering & rendering services and are proud to also offer the worlds leading micro cement brand within our extensive services (Forcrete and Luna) micro-cement. Micro cement is 100% waterproof and offers an unmatched seamless finish. From building flat roofs and opening Rooflight upstands to we also do bespoke GRP roof installations with leading manufacturers Cure it and Tuff stuff. IF tiling is what you need we also have that covered and ever all aspects of decorating… we really do cover it all! Local to the Ipswich area we cover all of Suffolk and surrounding areas up to 70 miles. However for micro cement we are willing to travel both national or global for the correct job. With over 20 years experience if you are looking to start a project please get in touch.

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  • We are a professional building and refurbishment team based in London, with experience in all aspects of construction and home renovation. We specialize in full house refurbishment, flooring, plumbing, electrical work, and general maintenance. With a skilled and reliable team, we are able to manage complete projects from start to finish. We are committed to high-quality workmanship, attention to detail, and completing all jobs on time and within budget. Customer satisfaction is our priority, and we always aim to deliver a professional and clean finish on every project. We are fully flexible and available to travel across London and surrounding areas.

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  • Established in 2010 and in conjunction with our trusted architectural and engineering profession partners we carry our extension builds, garage conversions, garden rooms & studios and full house renovations; as well as bar & restaurant fit outs and shop fronts. We are fully insured, competent and professional. There is one point of contact, the project manager, and therefore no need for customers to try and juggle the project stages or trades and materials involved. We work with clients to achieve their aspirations and provide the results envisaged. We have built masonry and SIP extensions and carried out work in Northumberland, Tyneside and County Durham. All clients receive a contract, pay a deposit and payments are then made in stages. The final payment is requested once building control sign off on the build.

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  • We are a specialist firm in House extensions, refurbishments and New builds, especially beskpoke grand design projects. We have over 30 years combined experience. Second Generation Building Contractors

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  • With over 15 years experience on the trade and with on going projects to express the quality of work we carrying on every single project with a very friendly and respectful team we are specialist in the following: New Build, Extension, Loft Conversion, House Renovation

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  • Welcome to our family-run business, where quality, reliability, and customer satisfaction are at the heart of everything we do. We specialise in excavation, groundwork, and a wide range of construction services for residential and commercial projects. Whether it’s site preparation, foundations, drainage, landscaping, or general building work, we are committed to delivering high-quality workmanship with attention to detail. As a family business, we take pride in building long-lasting relationships with our clients through honesty, professionalism, and dependable service. Every project, big or small, is completed with the same dedication and care, ensuring it is finished safely, on time, and to the highest standards. We believe that trust, hard work, and experience are the foundations of our success. If you’re looking for a reliable team to bring your project to life, we’re here to help every step of the way. Contact us today to discuss your requirements and receive a free, no-obligation quote.

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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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