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

25219 Results

Sort by:

  • A Builds is a multi-service construction company that focuses on ensuring the works are met to the highest standards but at the same time also maintaining high safe standards when delivering the job. A Builds carries out Construction works for both the public and private clients. We focus on both new build construction and repairs of existing construction works. Through innovation and creativity, A Builds enhances the community in all areas and strives to improve current construction works and the environment around us in both in an engineering way and visually. A Builds gives you the reassurance you need so that your domestic or commercial buildings are well maintained and be repaired in the correct manor. No matter how big or small, A Builds will send a professional within that trade to assess and explain what the issue is and guide you on the best advice to keep your building in top condition. Unsure about anything to do with your building or if something does not look right or questions can be answered, then do not hesitate to ask.

    Get in touch
  • I have been in the construction business for many years covering a wide range of different skills along the way in many different trades. I thrive for perfection and a hard day's work is staple. I like to treat people with respect, not only from a professional point but that's just who I am in life. I will go above an beyond for everyone I help and do work for.

    Get in touch
  • I’ve worked in the construction industry since I was 18, building a strong foundation as both a builder and painter. Over the years I’ve developed a wide range of practical skills, taking pride in delivering high-quality workmanship and paying close attention to detail. I’m hardworking, reliable, and enjoy seeing a project through from start to finish, whether it’s construction, renovation, or finishing work. I take satisfaction in creating results that last and have built my career on honesty, dedication, and a strong work ethic

    Get in touch
  • JAJA Associates Ltd are a premier architectural and property development firm delivering seamless, end-to-end residential solutions. By blending creative design, regulatory expertise, and master craftsmanship, we eliminate the stress of hiring separate contractors and maintain absolute project integrity from concept to completion. Core Architecture & Surveying Navigating building codes requires precision. Our architectural team streamlines the entire design phase, managing calculations, zoning reviews, and formal planning permissions to ensure regulatory compliance before construction begins. Loft & Property Extensions: Maximising vertical and horizontal footprints for bespoke, functional spaces. Home Conversions: Transforming underutilised layouts, basements, and garages into luxury living areas. Party Wall Surveying: Serving official boundary notices and managing legal frameworks to protect your property liability. Contractual Renovation & Finishes Our interior division executes structural designs with high-end craftsmanship. We handle complex kitchen installations, precision wall and floor tiling, and premium painting and decorating to deliver flawless property transformations.

    Get in touch
  • We are a family run construction company based in Shirland, Derbyshire. We cover all aspects of the construction industry and are specialised in new builds, extensions and conversions

    Get in touch
  • Established in 2022, Smart Solutions Constructions Ltd is a dedicated construction company built on quality craftsmanship and reliable service. We specialise in home extensions, brickwork, bathroom renovations, and roofing, helping homeowners transform and improve their properties with skill and attention to detail. Though a young company, our team brings hands-on experience and a genuine commitment to getting every job done right — on time, on budget, and to a high standard. From a single-room extension to a full roof replacement, we treat every project with the same care and professionalism, building lasting relationships with our clients through honest communication and dependable results. At Smart Solutions Constructions Ltd, we believe good construction is about more than bricks and mortar — it’s about solving problems and delivering solutions that work for your home and your life.

    Get in touch
  • Clayton Estate Services Ltd is a trusted and professional property services company committed to delivering the highest standards of workmanship and customer care. With extensive experience across a wide range of trades, we provide expert solutions in construction, plumbing, general property maintenance, and professional cleaning services. Our skilled team takes pride in offering reliable, efficient, and cost-effective services for residential and commercial properties alike. Whether it's a large construction project, routine maintenance, emergency repairs, or specialist cleaning, Clayton Estate Services Ltd is dedicated to ensuring every job is completed to the highest quality, on time, and with exceptional attention to detail

    Get in touch
  • Award winning tradesmen with over 50years experience. All trades catered for. Specialists in all aspects of wet trades and joinery. Kitchen fitting, extensions, wooden flooring, plastering, render & roughcasting.

    Get in touch
  • I’m Kier from Koast build&co. I have over 12 years of experience as a carpenter and 5 years as a bricklayer, we bring a wealth of knowledge, skill, and dedication to every project we complete. Throughout my career, I have continuously developed and refined my craftsmanship across both trades, allowing us to deliver high-quality work across a wide range of projects — from new builds and bespoke summer houses to extensions that transform homes and bring our customers’ dreams to life. I take pride in our attention to detail, reliability, and commitment to creating spaces that our customers can be proud of. Whether it’s a small project or a large-scale build, every job receives the same level of care, professionalism, and quality. No job is too big — we’re here to build it.

    Get in touch
  • My name is Thomas Brwoning I am the managing director of BROWNING DEVELOPMENTS(LIVERPOOL)LTD, We are small to medium size building company speacialising in carpentry, joinery, kitchens bathrooms, refurbishments, extensions, conversions, maintenance and much more. We operate mainly in the Merseyside area but we do cover most of the Northwest also. Our clients range fom private home owners to care providers and commercial clients.

    Get in touch
  • I specialise in drylining and all aspects of plasterboard installation, providing a professional and reliable service for private clients, builders and contractors. I undertake a wide range of domestic projects, including extensions, loft conversions, refurbishments and renovations. My services include dot and dab, plasterboard fixing to walls and ceilings, MF ceilings, bulkheads, partitions, first-fix and second-fix drylining, along with other plasterboard systems. I work to a high standard with close attention to detail, ensuring all work is accurately installed and properly prepared for plastering and finishing. I take pride in delivering clean, efficient and dependable workmanship, maintaining a tidy working environment and completing projects to a professional standard. I am particularly interested in private residential projects and extension work where quality and reliability are important.

    Get in touch
  • Welcome to We Fix We Build Kent, we provide premium property maintenance and construction services across Kent, specialising in high-end residential homes. From bespoke extensions to expert plumbing and heating engineering, our skilled team delivers flawless craftsmanship and a reliable, executive-standard service.Whether you are looking to expand your living space or require precision maintenance for your property, we ensure your project is completed to the highest possible standard. Our Core Expertise: High-End Extensions & Renovations, Plumbing & Heating, Elite Property Maintenance & Care

    Get in touch
  • I take pride in delivering reliable, tidy and high-quality brickwork.whether it’s a new build, extension, repair, restoration or a small improvement project.I believe good communication, attention to detail, and respect for your home are just as important as the finished work itself. My goal is to create quality projects that stand the test of time while leaving you with brickwork you can be proud of. I’d be happy to discuss your project and help bring your ideas to life.

    Get in touch
  • We’re Max and Jordan, the founders of Matrix Lofts, and together we bring over 15 years of hands‑on loft conversion experience. What started as a shared passion for transforming unused spaces into beautiful, practical rooms has grown into a company built on trust, craftsmanship, and a genuine love for helping families unlock the full potential of their homes.

    Get in touch
  • With over 60 years of combined experience across our core team, we specialise in high-quality building and renovation projects throughout Cheshire, Wirral, the North West and beyond. Having successfully delivered a wide range of projects, from new-build homes and extensions to loft conversions, structural alterations and full property renovations, we are now offering our expertise to homeowners and businesses across the region. Although our company has been trading for over nine years, much of our work has focused on developing and renovating our own property portfolio, giving us first-hand experience of delivering projects to the highest standards. We understand the importance of quality workmanship, clear communication and completing projects on time and within budget. We are a small, professional team made up of the company owner and two highly skilled full-time contractors who take pride in every project we undertake. Fully insured, reliable and committed to exceptional customer service, we treat every property as if it were our own. Whether you’re planning an extension, garage or loft conversion, structural alterations or a complete renovation, we’d be delighted to discuss your project and provide honest, professional adv

    Get in touch
  • Hello, my name is Abiodun Bankole, and I am a renovation contractor specializing in residential and commercial property improvements. I provide high-quality renovation and refurbishment services, including painting and decorating, flooring installation, kitchen and bathroom renovations, tiling, plastering, carpentry, and general property maintenance. I take pride in delivering excellent workmanship, completing projects on time, and ensuring every client is satisfied with the finished result. Whether it’s a small home upgrade or a full property renovation, I work closely with clients to bring their vision to life while maintaining high standards of quality and professionalism. I look forward to helping you transform your property into a beautiful, functional, and valuable space.

    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