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

25434 Results

Sort by:

  • We are a family run business, with over 25 years experience, all aspects of building from the ground up

    Get in touch
  • Welcome to Architronica Limited, a leading design and build company dedicated to transforming visions into reality. With a legacy of excellence and a commitment to quality, we have been serving clients across United Kingdom for many years, delivering projects that stand as a testament to our craftsmanship, innovation, and integrity.

    Get in touch
  • Burnside Developments is a newly established joinery and property improvement business covering Edinburgh, the Lothians and surrounding areas. Although the business is new, I have over three years of hands-on experience in the joinery and construction industry, having worked in the trade since the age of 15. Throughout this time, I’ve gained valuable experience undertaking a wide range of projects, from smaller repairs and finishing work to larger joinery and renovation projects. I take great pride in my workmanship, attention to detail and reliability. I believe every job, no matter how big or small, deserves the same level of care and professionalism. Customer satisfaction is extremely important to me. I aim to provide honest advice, clear communication, competitive pricing and a clean, tidy working environment from start to finish. As I begin building my own business, my goal is simple: establish a strong reputation through quality workmanship, reliability and customers who are happy to recommend my services. Burnside Developments – Build | Create | Inspire

    Get in touch
  • Good and right work starting to finish

    Get in touch
  • Muslika Constructions Limited is a professional and highly committed building company specializing in high-quality construction, renovation, refurbishment, and property improvement services. We combine expert workmanship, meticulous attention to detail, and a strong commitment to customer satisfaction to deliver outstanding results across every project we undertake. Our approach is built on professionalism, reliability, transparency, and a genuine commitment to achieving the highest possible standards of quality. With experience across a diverse range of residential construction projects, we have developed a comprehensive understanding of the demands involved in transforming and improving properties. Our expertise encompasses home extensions, loft conversions, full and partial refurbishments, structural works, new builds, renovations, and general building works. At Muslika Constructions Limited, we understand that every building project is unique. Whether we are creating additional living space, completely transforming an existing property, carrying out structural alterations, or delivering a new-build project, we work closely with our clients to understand their requirements and deliver solutions tailored to their individual needs. From the initial consultation through to the final stages of completion, we maintain a professional and organised approach, with careful planning, clear communication, and close attention to detail throughout the process. We are committed to completing projects to a high standard, within agreed timescales and in line with the client's budget, while maintaining the quality and workmanship our clients expect. Our philosophy is simple: quality should never be compromised. We take pride in delivering work that is not only visually impressive, but also carefully constructed, durable, and built to stand the test of time.

    Get in touch
  • At Groundup Constructions, we specialise in the projects that genuinely transform homes — residential refurbishments, HMO conversions, loft conversions, extensions and garage conversions, delivered with the quality and professionalism your home deserves. Same-day quotes — and if you already have one, share it with us. We'll beat it. We know how to keep our internal costs down, and we pass that saving straight to you. No upfront payments. We work on staged payments tied to construction progress, so your money only moves when the work does. JCT contracts — price agreed in advance, full stop. No hidden extras, no overruns. Short-notice starts — our large pool of skilled trades means we can mobilise quickly when you're ready to go. Dedicated site manager on every project — one point of contact, clear communication, professionally run from start to finish. With 30+ years of combined staff experience and full insurance, you're in safe hands. Want proof? We'll happily take you to one of our active sites. Groundup Constructions. Built on trust, delivered on time.

    Get in touch
  • Skyview Construction Ltd is a reliable, professional building company providing high-quality building services across Somerset, Dorset and the surrounding areas. We specialise in home extensions, garage conversions, renovations, patios, landscaping, structural alterations, brickwork, roofing and general building work. We pride ourselves on delivering exceptional workmanship, honest advice, clear communication and a dependable service from start to finish. Whether you’re planning a small home improvement or a large construction project, we’re committed to completing every job to the highest standard, on time and within budget. Customer satisfaction is at the heart of everything we do, and we offer free, no-obligation quotations with competitive pricing. If you’re looking for a trusted builder who genuinely cares about quality and attention to detail, Skyview Construction Ltd is here to help bring your vision to life.

    Get in touch
  • Our team has been working together for over 12 years, and we officially registered our business in 2022. Since then, we have successfully completed more than 100+ home extensions. We take great pride in the quality of our workmanship and the care we put into every project. We treat each home as if it were our own and would be delighted to bring the same dedication, attention to detail, and craftsmanship to your property.

    Get in touch
  • Specialist in Extensions, Loft Conversions & New Builds. JOE LEGGE BUILDING LTD is a family run business. This is not just a “job” for us, we enjoy what we do and take pride in every project. Completing work to the highest standards, getting it right first time and at competitive rates has allowed us to not only attract new clients but we also get to enjoy seeing familiar faces when we return to complete new projects for our loyal customers. JOE LEGGE BUILDING LTD offer complete building services for your home from the ground to the roof, everything in between inside and out. We enjoy providing a "turn key" solution for our clients. EXTENSIONS, NEW BUILD, LOFT CONVERSIONS, ROOF CONSTRUCTION, STEEL INSTALLATION, DEMOLITION, PATIOS, DRIVEWAYS, BRICKWORK, GARDEN BUILDINGS, GARAGES & MUCH MORE. Please get in touch with your ideas and we will be happy to discuss how we can help.

    Get in touch
  • With over 40 years of experience in the construction industry, our groundworks and construction company has built a strong reputation for reliability, quality, and professionalism. We specialise in all aspects of groundworks, from foundations and site preparation to drainage and structural support, delivering projects that stand the test of time. Our services cover a wide range of construction needs, including extensions, driveways, hard landscaping, brickwork, and drainage. We are also proud to now offer small load deliveries, providing added convenience and flexibility for our clients and projects of all sizes. Our team combines decades of hands-on expertise with modern techniques and equipment, ensuring every job is completed safely, efficiently, and to the highest standards. Whether working on residential developments, commercial projects, or bespoke builds, we take pride in our attention to detail and commitment to excellence. At the heart of our business is a dedication to customer satisfaction. We work closely with clients, contractors, and engineers to ensure every project is delivered on time, within budget, and to specification. Our long-standing presence in the industry reflects the trust our clients place in us—and

    Get in touch
  • Here at Fischer brickwork we offer a professional standard from start to finish taking bride in every inch of our work. Between me and my partner we have over 40 years experience in masonry work covering all aspects of building. Garden walls, patios, Repointing, extensions, New builds

    Get in touch
  • Dodwell Builders Ltd is a family-run, fully insured building company with over 40 years’ experience, serving Tamworth and the surrounding areas. We specialise in home extensions, renovations, structural alterations, kitchens, garden rooms, brickwork, plastering, repointing, windows and general building work. Whether you’re creating more space, modernising your home or carrying out essential repairs, we provide clear advice, practical solutions and quality workmanship from start to finish. We pride ourselves on being approachable, reliable and straightforward, keeping our customers informed throughout every stage of their project. Free, no-obligation quotations available. Dodwell Builders — Your Home. Built Better.

    Get in touch
  • At Morstone, we believe that every successful building project starts with trust, clear communication and a commitment to getting things right. Whether you're planning a home extension, renovation, refurbishment or a new building project, our aim is to make the process as straightforward and stress-free as possible. We combine quality workmanship with a professional, hands-on approach, taking pride in the details and ensuring every stage of the job is completed to a high standard. We understand that inviting a building company into your home or trusting someone with your project is a big decision. That's why we focus on turning up when we say we will, keeping you informed, respecting your property and delivering work you can be proud of. At Morstone, we're not just interested in completing a job — we're interested in building lasting relationships, earning recommendations and becoming the team our clients return to time and time again. If you're looking for a builder who values quality, reliability and a job done properly, we'd welcome the opportunity to discuss your project and show you what Morstone can deliver.

    Get in touch
  • We just got ourselves registered at My Builder recently. We will be glad to provide References from most of our clients and are available upon request. Due to our volume of our existing projects, we are able to deliver at an average of 15% lower cost than the industry average on most projects through various optimisation strategies we deploy with same level of superior quality. Nirmaya Estates Limited : One stop shop for Sustainable, New Builds - Turnkey Living & Commercial Spaces constructed for the future, expert Refurbishments, Loft Conversions, Extensions, Maintenance, and Solutions for everyday needs, Landscaping, Domestic & Commercial gardens, Plant supply, Outdoor Lighting, Garden maintenance service. We have worked in key prime locations in London - St Johns Wood, Golders Green, Hampstead, Wimbledon, Fulham Etc. Other locations are Watford, Northwood, Surrey, Croydon, Dartford, Woking, Guildford, Slough, Redding, St Albans etc. Please read about our Journey Nirmaya Estates About us through our website. With over 30 years of combined massive experience in construction, real estate funding, and understanding how to reduce costs while adding more value through sustainable construction, the founders and owners of Nirmaya Estates bring unmatched expertise to every project.

    Get in touch
  • Experienced quality general building contractor with ability to carry out large and small jobs from concept to completion. Clear pricing, honest professional advice and service on all aspects of construction, renovation and maintenance with time served tradesmen. Fully insured

    Get in touch
  • Welcome to GV Groundworks and Construction a trusted family run business serving domestic and commercial clients throughout Huddersfield and surrounding areas. With over 10 years experience in the construction industry, we undertake all aspects of building and groundworks. Including excavations, drainage, footings, extensions, structural alterations, retaining walls, hard landscaping and much more. We are a friendly, reliable and fully insured company that has built a solid reputation for delivering exceptional craftsmanship on time and on budget. Get in touch today for a free, no obligation quotation for your next project.

    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