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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!

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Some of our top rated extension builders

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  • We have been in the trade for 31 years , combined. Over these years we’ve completed numorous project from new builds to extensions and restorations . We do a wide range of construction.

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  • Hi I am sid from GSMK. I am a joiner by trade. Specialised in general structure maintenance, fencing and gardening projects with expertise delivering high quality workmanship. I work around Sheffield rotherham and Doncaster. I am dedicated to provide exceptional craftsmanship and customer service. Lets discuss how I can help you with your next project. I am looking forward to working with you.

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  • At Sonic, we provide expert construction, plumbing, electrical and heating services for residential and commercial clients. With years of hands-on experience and a commitment to quality workmanship, our licensed technicians deliver reliable solutions—from routine maintenance and emergency repairs to full system installations. Whether you're dealing with a leaky pipe, faulty wiring, or a broken boiler, we’re here to help 24/7. Serving London, Surrey, Sussex, Hampshire, Berkshire, and surrounding areas, we pride ourselves on prompt service, transparent pricing, and customer satisfaction.

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  • Three-6 Construction is a relatively new building firm. However, that doesn't mean to say that there is no experience. I started joinery in 2003 and was fully time served by 2007. From then on I worked as joiner for 10 years before becoming a building control surveyor where I have remained for the last 8 year. I have attained creditation from CIOB which makes me a chartered builder and a cut above the rest. If you want a genuine builder who knows all the regulations, all the requirements and processes for a smooth transition of your project with a quality end product, I am the right builder for you. Me and my team are not chancers we are qualified tradesmen and fully insured with a great knowledge of the construction industry. All qualifications and insurance documents can be shown on request. I can arrange the architect, building control, any build over agreements so peace of mind is achieved.

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  • Our work is carried out with exceptional care and attention to detail to maintain the highest possible standards of build quality and finish. We also offer a bespoke joinery service from high quality staircases to dream kitchens.

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  • Fullers Brickwork covers anything from new builds to re-pointing to garden walls to extensions, the customer always comes first and the jobs are always finished to an exceptional standard. No job too big or too small.

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  • Hi I specialise in all types of construction work my specialties are external wall insulation internal insulation roofing and pretty much your everyday tasks with over 8 years experience

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  • HEYMANN BUILDERS is a building company local in East Sussex has running for 30 years. We do all types of work for brickwork and patio. And inside work like renovation work and decorating plus hard landscaping you go to my websites Heymann Builders.

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  • Hello, I’m Dean from Flint Building Services. I have been in the building trade since leaving school - 35 years now! I have run my own business for the last 20 years. I pride myself in the quality of our work and the prestige finish that we give. I have a team of tradesman that I work with and we can provide the correct trade for any job. We work from the ground up to the top - landscaping to loft conversions! I am willing to work anywhere within a hours drive of Coventry. If you require any further information please do not hesitate to ask.

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  • Focused on providing quality results for customers and job satisfaction for myself

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  • With a combined 40 years experience within in the construction and design industry. We bring all the skills and knowledge from concept through to competition to provide the most professional, top quality snag free projects.

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  • Hi, we are a small business based in Leicestershire with 6 years of building experience and knowledge we are here to get started on your projects. No job is too small and professional quotes are given.

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  • Our experience allows us to be efficient and effective.We specialise in Extension, Loft Conversion, Renovation, Electric, Plumbing, Kitchens, Bathrooms, Plastering and Rendering, Painting and Decorating, and this allows us to transform any part of your home into the vision you have for it and this is what gives us the passion for what we do! You can find us on Google Instagram or Facebook.

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  • We are a group of construction workers with many years of experience in London across various construction fields. We are professionals in creating conservatories, extensions, flooring, bathrooms, toilets, and kitchens renovation. We also specialize in painting, carpentry, and insulation (both external and internal), as well as roof repairs. We work quickly and to a high standard. Our prices are competitive. You will be extremely satisfied with the work completed. Please contact us!

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  • SSD Building Solutions Ltd: Your Premier Choice for Building Services in Yorkshire & Lancashire Welcome to SSD Building Solutions Ltd, your go-to experts for all your building and Groundwork needs. Based in Hermit Hole, we specialise in a wide array of services including renovations, home office conversions, garage conversions, driveway contracting, in situ concrete, steel fixing, form work, flagging, garden walls, turfing, and drainage. Our team is dedicated to transforming your living spaces into functional and aesthetically pleasing environments that meet your unique needs.

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  • I'm a dedicated builder with expertise in building repair, reconstruction, and a passion for my work. I approach projects with enthusiasm, ensuring that I complete them efficiently and to the highest standards. My proactive attitude drives me to give my best in every task I undertake. I am a professional painter and decorator with over 5+ years of experience. Highly passionate about my job providing the best for you and your property. I pride myself on the actual finishing product as well as on the entire process to help you create the decor you most love. I determine appropriate colour for new applications during consultations with the customers, following exact requirements and offer advice on any potential issues. We deal with all aspects of painting- interior and exterior work. Interior and exterior redecorate. Wallpaper hanging. Decorative coving and cornice work. High quality finish Pre-paint repairs Insurance work Why Choose us? Our main goal is to provide the best quality of work for our customers with our qualified and experienced painters & decorators providing a professional and friendly service, we also aim to respond to each customer as quickly as possible. All aspects of painting: Interior and exterior work/redecorate Wallpaper hanging. Decorative coving and cornice work. High quality finish Pre-paint repairs Insurance work Plastering Skimming Flooring Tiles Bathroom fittings Kitchen fittings Handyman work - We are also experienced in Carpet fitting, Laminate, skimming, tiles, bathrooms and kitchens.

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4.4

Top rated Extension Builders

Our Extension Builders, are rated 4.4 out of 5 based on 288 reviews from customers like you.

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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.

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