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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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Post your job for free

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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

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  • C&J GROUNDWORKS Are a quality, reliable, hardworking groundworks & landscaping company! With over 30 years experience. No job to big or small. We offer full garden transformations such as Patios, artificial grass, fencing, walling & turfing. We also offer Driveway transformations from block paving, tarmacing, resin. Also full groundwork’s packages for extensions.

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  • I have worked in the building industry for the last 7 years doing trade work including, capentary, bricklaying and grounds work, some of our work involves pitching roofs, buildings walls, digging foundations and drainage.

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  • CAST walls & ceilings is a plastering company based in Liverpool and covering North West/North Wales, Specialising in K-rends and all internal works, Our Plasterers offer a broad range of plastering services and with over 38 years in the business, you can be assured that we deliver high standards every time. Plastering is a skill that requires experience, training and precision. Over the last 38 years, the plasterers at Cast walls & ceilings have developed a reputation for their high standards of work. W promote best practice in all that we do and remain up to date with the latest techniques and materials. To this end, we hold a CSCS NVQ Level 2 in solid plastering. Before we undertake any job, we work with the customer to gain an understanding of what they need, ensuring that we always meet or exceed their requirements. We apply our excellent workmanship to jobs of all sizes for commercial and domestic customers, and will leave your business or home clean and tidy, with a new lease of life. We offer a full range of plastering both internal and external with all thru colour renders including K-Rend

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  • 12 years in Building trade, specialise in ecological home improvements and Renewable energy, roofing, restoration, electrical, Extensions and orangeries, home improvement and energy performance advice as well as conducting home reports through EPC’s

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  • Hi, we are Fitzrovia Property Maintenance LTD. We undertake all types of handyman/building works from start to finish. With over 18years experience, we deliver every time and to a 5star finish . Contact us now for a no obligation quote

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  • All work undertaken no matter how big or small, and every job receives the same high standard of professional workmanship at competitive prices. With experience in the domestic & commercial industry, you can be assured that your project is in safe hands.

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  • I am a reliable trustworthy local builder with a vast range of experience built up over 40 years in the industry. Able to help you in designing and fulfilling your project.

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  • My company can do anything from indoor plastering and kitchens to outdoor gardening rendering patios and extensions we are a young team but with many year experience!

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  • GAP Home Improvements Ltd Based at the BLACK CAT roundabout just behind Roxton Garden Centre. OPEN 6 DAYS A WEEK. Approved installers for ULTRAFRAME, Residence 7, ORIGIN, FireStone EPDM, Hardy Plank and George Barnsdale Timber Windows. Proud founder members of DGCOS. You will be pleasantly surprised by our fresh approach, no salesman, no pressure guaranteed. 25 years of local installations to showcase.

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  • I have been in the building now for coming upto 8 years, we cover anything from extention builds, kitchen and bathroom installation, flat roof pitched roofs, fibreglass roof. Pile-ons also concrete rafts. Tiling All external and internal building/construction work carried out.

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  • Hi dear customers My name is sultan and my surname is Shojae. I am working in construction work for 14 years in the UK. I have a good experience in this field. I have done a lot of jobs around greater Manchester and it is my understanding to be honest and trustworthy to be able to continue and to be successful in your business. Mostly I have been recommended to my clients through my customers which I have done job for them. Your sincerely SULTAN. SHOJAE.

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  • In2fit interiors is based in Congleton, Cheshire and provides building services in and around the north west With over 20 years experience our team of tradesman are dedicated to delivering the highest standards of craftsmanship on every building project we undertake We can project manage a whole range of building work from new builds, extensions down to fitting your new kitchen or bathroom We have an extensive showroom in congleton where you can choose your next kitchen, bedroom and bathroom . If you wish we can arrange for you to visit projects that are on going or visit some of our completed projects by appointment

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  • Tiling, painting, block layer, drywall design,

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  • Hi there, My name is Terry and I am a father of 3. I have been in the construction business for over 20 years. There is nothing I like more than transforming peoples homes, whether it’s to give them a bit more space, update their current property or building something completely new. I am a confident individual with a particular eye for detail. In fact after transforming 3 of my own homes by renovating them, I treat everyone’s project as if it was my own. I like to work closely with the client on a daily basis by giving them regular updates and pictures. Happy to answer any questions and send pictures of recent projects.

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  • Mayflower Construction cover all aspects of work from New Builds, Extensions, Gardens, Kitchen & Bathroom Refits we work to get your dream home whilst keeping cost to your budget.

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  • All joinery and construction works undertaken, specialising in refurbishments including kitchens and bathrooms.

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4.5

Top rated Extension Builders

Our Extension Builders, are rated 4.5 out of 5 based on 281 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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