Describe your job with details to view a tailored list of tradespeople.
Post your job

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!

How it works

Post your job for free

Post your job for free

Tell us about your job, and we’ll alert suitable tradespeople in your area. It’s simple and free.

Tradespeople respond

Tradespeople respond

Once your job is posted, you’ll get responses from interested tradespeople through the website.

Review profiles and choose

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

25430 Results

Sort by:

  • PJF Construction With 23 years of experience as a Level 3, time-served joiner, we provide a professional and reliable service covering all aspects of carpentry and joinery. We specialise in extensions, loft conversions, renovations and bespoke joinery, delivering high-quality workmanship with excellent attention to detail from start to finish. We also have a trusted team of skilled tradespeople, including bricklayers, plasterers, electricians and plumbers, allowing us to manage complete projects from start to finish. This means our customers can rely on one experienced team to coordinate all aspects of their project, ensuring a high standard of workmanship, clear communication and a professional finish

    Get in touch
  • My name is Jonathan Jones and I'm an Award Winning Builder (best extension to an existing home). There's no job too big or too small and we've helped lots of home owners bring their property transformations to life. I am experienced builder with over 20 years experience in the trade. I can use any materials from stone masonry, timber framed, brick and block. We are a hard working team, reliable and will make sure any job is done to the best of our ability. Quality is key. Some of the works we carry out are: Extensions, New Builds, Renovations, Attic Conversions & Garden Work You can find some of our work on social media. Instagram & Facebook PRIMROSE DEVELOPMENTS

    Get in touch
  • Eco Build is a building company committed to creating energy efficient homes that meet the needs of our clients. We build strong relationships with clients, suppliers and trade professionals to ensure premium construction process and results' whether undertaking new build, house extension or property renovation we work closely with our clients that have high sustainability but are also luxuriously finished inside and out.

    Get in touch
  • My company build homes London ltd Since 2003 working in construction

    Get in touch
  • We specialise in all types of brickwork and undertake projects of all sizes, with a strong focus on quality rather than quantity. Much of our work is delivered on major construction projects, and we also have a dedicated team available for private residential work, including weekends. We specialise in substructure waterproofing, which is essential for any new extension. Spending a few hundred pounds on proper waterproofing now can prevent costly damp and water damage in the future. We also have experience in Passivhaus construction and Passive Purple airtightness systems, helping clients achieve improved U-values, better energy efficiency and reduced condensation. Regards, EZ Brickwork Ltd

    Get in touch
  • SRS Design & Build Ltd is a Birmingham-based building company providing a wide range of building, renovation and property improvement services. We undertake extensions, full property refurbishments, kitchen and bathroom renovations, plumbing, heating and gas works, plastering, rendering, flooring and general building works. Gas work is carried out by Gas Safe registered engineers. From smaller repairs and improvements to complete renovation projects, we can manage the work from start to finish, coordinating the required trades to provide our customers with a reliable and professional service. We take pride in quality workmanship, clear communication and delivering a high standard of finish.

    Get in touch
  • Future Builds is a trusted, full-service building company dedicated to delivering premium residential transformations. We specialize in constructing high-quality rear extensions that seamlessly expand your living space and add lasting property value. Our expert team handles essential external upgrades, crafting durable, beautifully finished block-paved driveways and secure, stylish perimeter fencing. Inside the home, we provide flawless plastering surfaces and premium flooring installations tailored to your unique aesthetic. We pride ourselves on exceptional craftsmanship, reliable project timelines, and strict adherence to building regulations. From initial groundworks to the final decorative touches, we manage every single phase with complete transparency. Our mission is to turn your property improvement goals into a completely stress-free and rewarding experience. Contact our friendly team today to discuss your upcoming project and bring your home vision to life.

    Get in touch
  • We are a long running established company currently with contracts repairing and maintaining water networks , metering contracts and house refurbishments , we are also experienced in all aspects of groundworks including driveways and tarmaccing

    Get in touch
  • We focus on a professional service, supplying a comprehensive solution to our clients varying needs. We still remain a privately owned company that has retained the core values of providing excellent service and quality to customers at a competitive price. Needless to say we are fully covered by Public Liability and Employer’s Liability Insurance.

    Get in touch
  • I have got level one and level two in carpentry and joinery. I’ve been a carpenter now for nearly 35 years.

    Get in touch
  • House renovation/ extension ​ We are engaged built of residential, public and commercial buildings. characterized by honesty, and does its best to gain clients’ trust. Returning satisfied clients and new ones gained by recommendation confirm high quality of our services. Each work that is carried out at home can be difficult for clients. For that reason we attempt to minimalize an inconvenience related to building works. We also do our best to maintain the work place as tidy as it is possible while work is being done.

    Get in touch
  • Zion Construction provides high-quality building and renovation services, turning your vision into reality with expert craftsmanship, transparent communication, and reliable management. What We Do 1.Extensions & Structural Work: Wall removals, steel beams, and custom home extensions. 2.Full Renovations: End-to-end interior and exterior property refurbishments. 3.Kitchens & Bathrooms: Complete fitting, plumbing, and electrical installations. 4.Finishes: Expert plastering, rendering, and painting. Why Choose Us? 1.Building Regs Compliant: Fully safe, regulation-standard construction. 2.Transparent Quotes: Clear, fixed pricing with no hidden surprises. 3.Seamless Management: We handle all trades and timelines from start to finish.

    Get in touch
  • What We Do We specialise in high-quality home extensions, from single and double-storey builds, kitchen extensions, rear and side returns, wrap-around designs, garage conversions to 'new build' and development. With our in-house architectural design service, we provide a complete turnkey solution—managing your project from concept through to completion, while also working seamlessly with your own architect if instructed. We work closely with all professionals - architects, structural engineers, and local authorities to ensure every project meets Planning and Building Regulations—making the process smooth and straightforward from start to finish. As the exclusive UK partner of our Dutch design partner, world-renowned interior designer Eric Kuster—known for his work with high-profile clients worldwide—we offer access to his signature design approach, with interior design input available for those seeking a truly refined finish. We also provide exclusive UK access to premium finishes, including Shades by Kuster paint and Terra Cire by Kuster wall finishes. Alongside this, we offer an exclusive range of premium kitchens—delivering superior quality and finish compared to leading UK suppliers, while still maintaining highly competitive pricing. Why Choose Us? We combine skilled craftsmanship with a straightforward, honest approach. From the first conversation to final handover, we focus on clear communication, attention to detail, and delivering a result you’ll be proud to live in. Our dedicated procurement team ensures the best possible material prices without compromising on quality. Every project benefits from strong on-site management, ensuring efficient delivery and high standards throughout. From the outset, you’ll also have a dedicated personal liaison, providing clear communication and support at every stage of your project.

    Get in touch
  • EK build ltd have over 20 years experience in the building trade, and we also keep up-to-date with the latest techniques and materials. Our emphasis is on consistent quality and great care of all our customers. With using EK build ltd we project manage the entire job from start to finish, so we are able to provide the best possible job satisfaction.

    Get in touch
  • From domestic to commercial at soper carpentry nothing is to big or to small. We can offer anything from fitting a door to complete shop fits. We also make a wide range of custom toys boxes and kids beds. Please contact us.

    Get in touch
  • We're Keystone Construction Group (CNM solutions), a North East firm covering Newcastle, Sunderland, Durham, Gateshead, Middlesbrough and everywhere in between. We handle extensions, brickwork, stone masonry, groundworks, plastering, insulation, steel erection and concreting for homeowners and commercial clients. Whether it's a rear extension, a garden wall, foundations for a new build or a full commercial fit out, we've got the experience to do it properly. The way we work is simple. You get one point of contact for the whole job. We coordinate the trades, manage the timeline and keep you updated so you're not chasing five different people for answers. One number, one person, job done. We price honestly up front with no hidden extras, we keep a tidy site, and we sort any snagging quickly once the job is done. We're building a name in the North East that lasts, and that means doing right by every customer.

    Get in touch

4.4

Top rated Extension Builders

Our Extension Builders, are rated 4.4 out of 5 based on 290 reviews from customers like you.

Quality screening

Easily find verified local tradespeople. Just post your job to get quotes from tradespeople near you across the UK.

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.

Trades

Cities