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

25403 Results

Sort by:

  • We offer full design and planning from application to completion, alterations, extensions, structural work, kitchen & bathroom refurbs, plastering and joinery.

    Get in touch
  • We’re a family-run business with over 20 years of experience in the construction industry. At Signature Build, we guarantee the success of your project by combining expert craftsmanship with efficient project management, delivering the highest quality work in the shortest possible time—all while ensuring great value for your investment.

    Get in touch
  • Gold carded bricklayer with 24 years experience in the trade.

    Get in touch
  • Good price good quality

    Get in touch
  • At Phoenix Residences, we bring over 11 years of combined experience in delivering high-quality home extensions, renovations, and building services. Based in Hounslow, our skilled team works across west London and is happy to travel for the right project. We pride ourselves on clear communication, reliability, and exceptional craftsmanship, always treating your home with the utmost care. From small repairs to full-scale extensions, we are committed to completing every project on time and to the highest standards. Let us help bring your vision to life!

    Get in touch
  • At MannMade Builders, we are a full-service construction and renovation specialist proudly serving the West Midlands and Warwickshire regions. With a strong reputation for quality craftsmanship and dependable service, we handle every aspect of property transformation—from expert landscaping and groundwork to full-scale renovations and bespoke builds. Our team brings together years of experience across multiple trades, allowing us to deliver seamless, end-to-end solutions for both residential and commercial projects. Whether you’re looking to redesign your outdoor space, modernise your interiors, or carry out a complete property overhaul, we have the expertise to bring your vision to life—on time and on budget. Customer satisfaction is at the heart of everything we do. We work closely with our clients throughout every phase of the project to ensure exceptional results, tailored to your exact needs. Our Services Include: • Landscaping & garden design • Property extensions & conversions • Full home renovations • Kitchen & bathroom refits • Roofing, tiling & plastering • Structural work & general building • Decorating Serving communities across the West Midlands and Warwickshire, whatever the size or scale of your project.

    Get in touch
  • 🧱👷🏻‍♂️ Knight and Sons Ltd is a premier domestic construction company dedicated to turning your home improvement dreams into reality. With years of experience, our skilled team specializes in renovations, extensions, and repairs, delivering exceptional craftsmanship and personalized service. We believe in building lasting relationships with our clients, ensuring open communication throughout each project. Committed to quality and customer satisfaction, Knight and Sons Ltd transforms living spaces into beautiful, functional homes that exceed expectations. Let's build your vision together! Get in touch today we will be more then happy to assist you 👷🏻‍♂️🧱

    Get in touch
  • We have been established for over 25 years now. I have around 7-8 guys that work for me. We are based in benfleet. We have job references in abundance. We are also approved on the federation of master builders and our works are on that platform. Anyone on that platform have their work approved by a major building inspection team regularly. We cover everything from new builds as well as being exceptional extension specialists, we are also loft specialists and cover all garage conversions and all refurbishments. We also have a kitchen team and bathroom team and also cover all electrical and plumbing works. We also supply all new kitchen or bathroom kits that are required, We also design all your plans and work alongside a very good architect, we can also sort out all your structural calculations and arrange all your building regulations and also put building control in place. All our electrical and gas works are fully signed off.

    Get in touch
  • We have more than 20 years experience in this trade we have more than 5 teams snd are able to complete s full project around the house

    Get in touch
  • Dorset Build and Maintenance Company Limited's attention to service and detail has made us an industry leader in Dorset - particularly in Insurance Restoration Works. Dorset Build works closely with most major insurers. Dorset Build was established in 1998, and has been owned and managed by Richard Gracie since 2005. Contracts Manager Josh Wright ensure that works are run efficiently and always customer centred in their approach to ensuring works are completed on time and to budget. Dorset Build has an excellent team of Tradesmen - from Carpentry to tiling to brickwork to painting and decorating. With most trades being in-house and a wide range of products and services to choose from, you're sure to find exactly what you're looking for - from a repair to your property to a major fire/flood restoration project! If you require assistance, our qualified staff will provide you with expert guidance. We're looking forward to working with you!

    Get in touch
  • Highly Skilled, Experienced and Qualified Building Contractor with 20 Years Experience We are able to undertake all Groundworks including Drainage, Reinforced Concrete Foundations and Structures, Brick and Block work and Structural Carpentry We only engage suitably skilled and vetted trades who we know and trust on our projects. We are a Building Contracting company who focus on delivering a quality end product on time and on budget. We provide detailed quotations for all works Qualifications include: Black CSCS Managers Card, NVQ6 General Contracting Operations, NVQ3 Engineering, Site Managers Safety Training Scheme, References available on request

    Get in touch
  • Dan short bricklaying 26+ years high standards only

    Get in touch
  • Sheffield based construction company capable of delivering high quality new builds, extensions and renovations. We have Tier 1 main contractor background and are used to delivering projects on time and on budget. Our team are experienced in both traditional and new methods of construction and we have trades to deliver all types of project.

    Get in touch
  • -Brickwork -Blockwork -Stonework -Extensions -Conservatory -Brick patterns -Slabbing/ Patio

    Get in touch
  • If you're looking for reliable, high-quality building work, you've come to the right place. I offer a full range of building services, covering everything from small repairs to full-scale construction projects. Whether you need renovations, extensions, brickwork, roofing, or general maintenance, I’ve got you covered. What I Offer: ✔ New Builds & Extensions – From foundations to final finishes, I handle all aspects of construction. ✔ Renovations & Refurbishments – Transform your space with expert craftsmanship and attention to detail. ✔ Brickwork & Masonry – High-quality bricklaying, repointing, and structural repairs. ✔ Roofing & Repairs – From installations to leak fixes, ensuring durability and weather protection. ✔ Plastering & Rendering – Smooth, flawless finishes for walls and ceilings. ✔ Carpentry & Joinery – Custom woodwork, from doors to bespoke fittings. ✔ Plumbing & Electrical Work – Safe, certified installations and repairs. ✔ General Maintenance & Repairs – Keeping your property in top condition. Why Choose Me? ✔ Years of experience in the building trade ✔ High standards of workmanship ✔ Reliable, professional, and fully insured ✔ Competitive pricing with no hidden costs If you need expert building work, get in touch today for a free quote. No job is too big or small!

    Get in touch

4.4

Top rated Extension Builders

Our Extension Builders, are rated 4.4 out of 5 based on 288 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