Extension builders near me: Find and book local home extension builders

Name: Extension Builder
Brand: MyBuilder
SKU: extension-builder
Rating: 4.4 (290 reviews)

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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Some of our top rated extension builders

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Buckland Building Contractors (S.E.) Limited
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Buckland building contractors carry out all aspects of construction; ranging from bathrooms to new build houses. We specialise in extensions and offer a full service from start to finish. We offer a clean and reliable service and pride ourselves on our customer relations.
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D&A builder & maintenance
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Hi my name is David and I have been in the building trade for 22 years in that time I have built many houses extensions roofs and even plastered everything out I would love to show you my work. Thank you.
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Joban
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Experienced builder providing quality construction and renovation services. Committed to durable results, clear communication, and customer satisfaction. ✔ Experienced & fully insured ✔ High-quality materials & workmanship ✔ Clear pricing – no hidden costs ✔ Reliable, friendly service ✔ Projects completed on time
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COLLAKU LONDON LIMITED
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COLLAKU LONDON LIMITED is a London-based construction company delivering reliable,compliant,and high-quality building services across London and the surrounding areas.We specialised in RC slabs,groundworks,foundations,new builds,loft conversions, and home extensions. We provide homeowners,developers,and commercial clients with trustworthy construction partners across London and throughout the Uk.
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JNW Projects LTD
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We are a construction company that pretty much covers all aspects of work and trades. Among our team we have people who are qualified in joinery, bricklaying, electricians, plasterers and plumbers. We also have vast experience in insulation and Eco. We work closely with other trades to ensure we can cover the whole package off any job. We are a close knit group off lads who have all worked together for a long period and knew eachother even longer. We got tired off working on our separate jobs and relying and waiting on other trades in order to complete task so decided to set up together to ensure we can complete the whole job. Company is headed up by Joe who has worked in construction for 15 years, he worked on the tools for 10years before taking a step into site management for a large company based in the north west, before setting up his business. We offer a friendly approach and enjoy working with our customers and offering a great service as our reviews will reflect.
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Avi roofing ltd
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I am professional roofer with over 8 years of experience in residential and commercial roofing.i specialize in installing a variety of materials,including wood structural,tiles,slat,flat roofing and steel beems. I can work any where in uk. I dont mind to travel for work. You should choose us because we are highly professional and we have our own team to finish job within short period of time and with professional finish.
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REST ASSURED CONSTRUCTION
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Construction Company Profile We are a trusted construction company committed to delivering high-quality residential, commercial, and industrial projects with precision, integrity, and excellence. With a focus on superior craftsmanship, innovative solutions, and timely project completion, we provide comprehensive construction services tailored to meet the unique needs of every client. Our expertise includes new construction, renovations, remodeling, structural works, interior fit-outs, civil engineering, project management, and maintenance services. Backed by a team of experienced engineers, architects, project managers, and skilled tradespeople, we ensure every project meets the highest standards of safety, quality, and durability. We believe in building lasting relationships through transparent communication, attention to detail, and a commitment to exceeding client expectations. From concept to completion, we work closely with our clients to deliver cost-effective solutions that combine functionality, sustainability, and modern design. Our mission is to create structures that stand the test of time while contributing to the growth and development of the communities we serve. Our Services Residential Construction Commercial
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Select Building Ltd
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Select Building Ltd delivers high-quality building services across Leeds, Wakefield and the surrounding areas. We specialise in extensions, renovations, loft conversions, new builds and landscaping, providing reliable, professional workmanship with no job too big or too small.
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East building services
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Experienced and reliable builder based in Coventry. I provide high-quality building and home improvement services with a strong focus on customer satisfaction. I have my own van and professional tools, and I always work hard to complete every job to a high standard, on time, and at a fair price. I am friendly, honest, and take pride in keeping the work area clean and tidy. Whether it's repairs, renovations, or general building work, I'm happy to provide a free quote and discuss your project.
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Stocks bowler
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Stocks Bowler Brickwork . Brickwork blockwork stonework. Retaining wall .Boundary wall . Rsj beam support installation . Open plan development . Kitchen to dining room knock through . Extensions House to extension knock through. 30+year's experience Stocks Bowler Brickwork is a reliable, professional and friendly family business. We are located in Sheffield and work the whole of south Yorkshire and Derbyshire. We provide customers with the opportunity to transform the layout of their properties, with over 30 years experience in commercial and domestic structural work. In those 30 years we have come across many different structural demands, including town halls, hotels, pubs/restaurants and houses. Taking down load bearing walls and installing RSJ beams. We go the extra mile to provide a high quality, tidy finish. We always achieve our customers goals without causing any unnecessary complications, mess or stress. All work undertaken will be signed off by a building inspector and will be proposed to a structural engineer. Every job will also be completed including a plastering finish. We are happy to come and give you a free quote and provide any advice on the steps taken to complete your specific demands.
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OC Carpentry & Construction
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Hello, I am a mobile carpenter based in West Sussex, but happy to travel. There is no job to big or to small. I love what I do and I love making people happy with the final product I hope my services are useful to you Many thanks, Oli - OC Carpentry & Construction
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Denis Osan
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I am a self-motivated individual with a strong aptitude for initiative and problem solving, consistently delivering results with meticulous accuracy and thoroughness. I leverage strong time management and skills to balance multiple priorities.
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Handmade Homes
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Handmade Homes & Hideaways is a carpentry and construction company. We undertake all aspects of carpentry work and also manage full scale building projects from Home extensions t refurbishment and renovations. We also undertake carpentry projects in the garden including home offices and other timber frame buildings such as garages, Treehouse’s and play frames.
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Acura Developments Ltd
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House Extensions Specialists🏠 At Acura we have a in house team of competent tradesmen and sub contractors with work closely with to create the project of your dreams. We always encourage our potential clients to come on site and see our current projects and speak to past customers who have worked with us. To find out more information please get in touch. 👍
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Ladi Bibaj
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I am a builder with over 20 years of experience, specialising in tiling and refurbishment. I have worked in multiple countries, including Italy, leaving all my customers happy and with no complaints. I have passed the CITB Health, Safety and Environment test, making me qualified, and safety-trained. You should hire me if you’re looking for both, quality and time-efficiency, as well as a friendly builder who is open to listening to your suggestions.
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T Hawkins builders limited
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Hawkins Builders Sheffield Reliable • Experienced • Quality Craftsmanship At Hawkins Builders Sheffield, we take pride in delivering high-quality building work with a personal, honest approach. With years of hands-on experience in the trade, we offer a full range of building services tailored to suit your needs—whether it’s a small repair or a full renovation project. We understand that inviting tradespeople into your home is a big decision. That’s why we focus on clear communication, turning up when we say we will, and completing every job to the highest standard. Our services include: Extensions & structural work Full renovations & refurbishments Brickwork & repointing Roofing & repairs Kitchens & bathrooms General building & maintenance No job is too big or small—we treat every project with the same care and attention to detail. Why choose Hawkins Builders Sheffield? Friendly, professional, and approachable Clean and tidy workmanship Honest pricing with no hidden costs Fully committed to customer satisfaction Reliable and punctual Our goal is simple: to deliver work you’ll be happy to recommend. If you’re looking for a builder you can trust in Sheffield and the surrounding areas, get in touch today—we’re alway
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4.4

Top rated Extension Builders

Our Extension Builders, are rated 4.4 out of 5 based on 290 reviews from customers like you.

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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:

Building new home extensions – Expand your living space with a seamless home extension designed to match your property’s style and structure.
Loft and attic conversions – Transform unused roof space into an extra bedroom, office, or storage area with expert loft conversion services.
Building a garage and garage conversions – Build a new garage or convert an existing one into functional living or workspace to suit your needs.
Conservatory extensions - Add light and space to your home with a beautiful, energy-efficient conservatory extension.
Structural alterations - Make internal or external layout changes, including removing walls or adding beams, to open up your space.
Home renovations and refurbishments - Refresh or modernise your property with comprehensive renovation and refurbishment solutions.

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:

House extensions costs between £45,000 and £75,000, depending on size, layout, and finishes.
Bungalow extensions cost on average around £2,075 per m², with variations based on materials and design complexity.
Kitchen extensions costs range from £12,000 to £100,000, influenced by floor area, fixtures, and structural work required.
Garage builds or conversions typically cost about £13,000, depending on size and whether internal finishes are needed.
Conservatory extensions cost on average around £15,000, with costs varying by materials and glazing options.

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.