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

24284 Results

Sort by:

  • Over 20 years experience in all Building works, from developing New Build Flats, and Homes, down to all refurbishments and small renovation works. We can handle the job no matter how big or small it is, with our skilled and knowledgable team who have experience in all types of building, plumbing, electrical and carpentry work, we have you covered!

    Get in touch
  • We handle everything from planning to finishing, using skilled trades and quality materials. Your extension will be safe, compliant, and exactly how you envisioned it—on time and on budget.”

    Get in touch
  • Battersea Clapham Renovations are a home renovation company based in South West London. We specialise in high-quality residential refurbishments, extensions, and loft conversions. We offer end-to-end services—from design and planning to construction and finishing—tailored to each client’s needs. With a focus on craftsmanship, sustainability, and local expertise, we help homeowners transform their spaces efficiently, on time, and within budget.

    Get in touch
  • 🧱 Bricks & Mortar Bros 🧱 Small Business And Growing 🏆Building trust, Constructing quality 📍 Serving The South Coast

    Get in touch
  • I’m a sole trader with 40 years experience, I’ve never had a dissatisfied customer, quality of work or price related any type of masonry work undertaken also structural work. I’m able to take on work in the West Yorkshire area preferably but prepared to travel if necessary

    Get in touch
  • GQC Property are an independent, family owned, principal construction business based in Hampshire. We provide a professional service and exceptional delivery within the private, commercial and local authority sectors, putting customer care at the heart of our work.

    Get in touch
  • Hi. My name is Pawel. Very solid team with big experience.

    Get in touch
  • My names David owner and currently sole trader for New Lease Joinery,I have the best part of 20 years on the tools with experience ranging from 1st fix to final fix joinery doors to dormar's and exstension,I have lots of experience in composite doors firedoors ect,I have a good all round knowledge of the building game in all aspects of building with contacts to help out when needed.

    Get in touch
  • Reliable, skilled bricklayer based in Saffron Walden, offering all types of brickwork — from extensions, garden walls, and repointing to full new builds. Every job is carried out with precision, pride, and attention to detail. Whether it’s a small repair or a full project, you’ll get quality workmanship that lasts.

    Get in touch
  • I’m a multi-skilled builder and bricklayer with years of experience in all types of building work. From brick and stone walls to extensions, renovations and general building jobs — I take pride in doing every job properly and to a high standard. I’m reliable, hard working, and care about the quality of my work. Whether it’s a small job or a full project, I always aim to leave a clean, tidy, and professional finish that lasts. If you’re looking for honest, quality workmanship at a fair price — get in touch with Yorkshire Builders.

    Get in touch
  • Hello we’re Bateman Bricklayers who are a family business of father and son who are both qualified Bricklayers who are based in Bristol. Although are main trade is bricklaying we can also do Groundwork’s, Extensions, Landscaping , RSJ installs and so much more. We are easy to reach and reliable and always make sure the jobs done right. Although we work in mainly in Bristol we can also travel to nearby areas. If you’d like a quote from us before starting a job, feel free to give us a ring or message us.

    Get in touch
  • With over 30 years of experience in stonemasonry and bricklaying, I take pride in delivering top-quality workmanship on every job. From house extensions and garden walls to barn conversions and new builds, no project is too big or small. I’ve worked on everything from family homes to million-pound builds for high-profile clients, always focusing on precision, reliability, and lasting results.

    Get in touch
  • At C.F Property Maintenance, we’re dedicated to keeping your home in top condition. We provide reliable, high-quality maintenance and repair services that you can count on — from general repairs and renovations to kitchen & bathrooms. painting, landscaping, routine upkeep. With years of hands-on experience, we take pride in our workmanship and attention to detail. Every job, big or small, is carried out with care, professionalism, and respect for your home. Our goal is simple: to make property maintenance hassle-free and ensure our customers are completely satisfied with the results. We’re local, dependable, and always happy to help — whether it’s a one-off job or ongoing maintenance support

    Get in touch
  • 🏗️ Welcome to PillarStones Infra Corp. Building Strength, Structure & Style – Indoors and Outdoors At StonesPillers Infra Corp, we specialise in delivering high-quality home and garden improvement services with craftsmanship you can trust. From small upgrades to full property transformations, our skilled team handles every stage with precision, safety, and care. 🔧 Our Services Include: ✅ Patio conversions & outdoor living spaces ✅ Garden builds, decking, landscaping & fencing ✅ Interior & exterior painting and decorating ✅ Plumbing installations, repairs & bathroom upgrades ✅ Domestic electrical work & rewiring ✅ Garage builds, extensions & full conversions Why homeowners choose us: ✔ Fully insured & qualified team ✔ Clear pricing, no hidden extras ✔ Reliable timelines and project updates ✔ One team covering multi-trade work (no subcontracting delays) ✔ Respectful, clean and tidy working standards 📍 Serving Kent & surrounding areas 🛠 Free site visit & written quote before work begins

    Get in touch
  • Here at BLOA we masterfully transform properties into functional and aesthetically pleasing spaces, exceeding client expectations through quality craftsmanship, transparent communication, and timely project completion. Exceptional Customer Service: Proactive communication, clear timelines, and a commitment to understanding and fulfilling client needs. Quality Craftsmanship: Employing experienced tradespeople and using high-quality materials to ensure durable and aesthetically pleasing results. Transparent Pricing: Detailed, itemised quotes with no hidden costs, fostering trust and clarity. Reliability and Timeliness: Committing to project deadlines and maintaining a consistent work schedule. Local Expertise: Deep understanding of local planning regulations and supplier networks in the Oldham and Greater Manchester area.

    Get in touch

4.5

Top rated Extension Builders

Our Extension Builders, are rated 4.5 out of 5 based on 279 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