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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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  • At Park Street Developments, we help homeowners transform their properties through quality workmanship, clear communication and a personal approach. Based in Hertfordshire and working across London, Hertfordshire and Essex, we undertake everything from individual room renovations to extensions and complete property refurbishments. Our services include kitchens and bathrooms, structural alterations, carpentry, plastering, flooring, decorating and commercial fit-outs. Led by director Leon Bailey, whose background spans housebuilding, residential renovations and commercial projects, we bring practical experience and careful project management to every job. We can manage your project from the initial discussion through to the finishing touches, coordinating trades and keeping you informed throughout. We understand that having work carried out in your home is a big commitment, so we take care to respect your property, maintain a tidy site and provide clear, detailed quotations.

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  • I am a small general builder firm. Just with me and another guy. I will work and be on every job. Unlike most builders these days that just get work and employee subbies that haven't a clue. We get the job done from start to finish and have a good team of plumbers and sparkys. So you don't need to worry. We can dig the foundation's and hand you the keys once finished.

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  • We are a construction company based in Cirencester with over 15 years of experience in new build, renovation, restoration and extension projects. Earthroot strives to build high quality structures for those who value craftsmanship and sustainability. If this sounds like you. We would love to discuss your project in more detail.

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  • I have a good all round knowledge of my trade I’ve been a time served Bricklayer with 40years experience I have completed a number of projects to a very high standard I believe the customers should have quality work for the right price,and work should be built by professionals

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  • Specialists in Home Extensions, Renovations & Structural Alterations. We deliver high-quality building projects from design to completion, combining expert craftsmanship with clear communication and reliable project management. Whether you're planning a single-storey extension, open plan kitchen extension, garage conversion or full home renovation, we work closely with you to create beautiful, practical spaces that add value to your home. highly experienced architect Fully insured, dependable, and committed to completing every project to the highest standard. Contact us today for a free, no-obligation quotation.

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  • GSF Building Solutions Ltd provides the complete, high quality construction solutions you require. Covering London and the surrounding areas, we are the answer to your needs. Built on quality, honesty and workmanship, we take pride in every aspect of the projects we are involved in. HIRE - Honesty, Integrity, Respect, Excellence

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  • Danesview Construction is a building and maintenance company. Our primary services include general building & extensions, carpentry & kitchen fitting, bathrooms, decorating, landscaping and general property maintenance. We have an exemplary level of attention to detail and take pride in each and every job we commit to. From the outset we work with the customer to understand their needs, budgets and timelines to make sure we deliver the best works, for the best price. Danesview is a small business based in Cowfold, made up of 9 staff covering carpentry, tiling, roofing, decorating, plumbing and electrical. Our clients have so far been made up of investment portfolios, agents/domestic and referrals. If there is anything you’d like clarification on, please get in touch - we look forward to hearing from you!

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  • We are a small family run building company based in Tenterden kent with over 25 years of experience covering all aspects of building work from the ground up.

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  • M.C.S Builders has carried out many successful building projects for Private Clients, and have great knowledge in the building trade for both Listed Buildings, Modern housing and commercial buildings. We have a building team knowledgeable with traditional building practices, natural stone masonry work, lime rendering, and pointing work, facing brickwork and traditionally constructed timber roofs with many bespoke building elements, windows, doors and stairs.

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  • With 25 years in the industry, always seeking quality and fair prices so its a win win siutation for both parities

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  • HITEK UK LTD – We are a family-run building company with experience in the construction industry since 2007. We take on all types of building work, including home renovations, loft conversions, house extensions, refurbishments, kitchens, bathrooms, and general building projects. Whether it's a small job or a complete property transformation, we approach every project with care and attention to detail. We believe in honest advice, reliable service, good communication and, most importantly, doing the job properly. We work closely with our customers from start to finish, helping turn ideas into reality while keeping things as straightforward and stress-free as possible. At HITEK UK LTD, we're proud of the work we do and always aim to leave our customers happy with the results.

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  • Hi, I'm Mark, an experienced builder specialising in extensions, structural work, brickwork, foundations, and home improvements. I take pride in delivering quality workmanship and a reliable service from start to finish. My focus is on honest communication, attention to detail, and ensuring every project is completed to a high standard. Whether you're planning an extension, renovation, or structural alteration, I aim to provide a professional service and results that exceed expectations.

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  • Right first time building services Does what it says With over 30 yrs experience

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  • Hi I am writing to introduce Shaun Pike Plumbing & Heating Ltd, a trusted and experienced provider of plumbing services. With over 15 years of experience in the industry, we have successfully collaborated with numerous contractors on both residential and commercial developments, delivering high-quality plumbing systems that meet rigorous standards. Our team is highly skilled, fully licensed, and committed to completing projects on time and within budget. Some of the services we specialise in include: - Full plumbing installations (residential and commercial) - Heating systems and pipework - Bathrooms and kitchens - Drainage and waste systems - Gas installations (if applicable) - ⁠Air Source Heat Pump Installation -Maintenance

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  • We have over 25 years experience in the building and Carpentry trades. We carry out all works to the highest of standards with many satisfied and returning customers. We specialise in loft conversions, refurbishment works, extensions, kitchen and bathroom renovations. Contact us for a free no obligation estimate.

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  • Developer of luxury residences in some of the most sought after locations across the North West of England. Live In Homes provide a bespoke service for if you're looking for someone reputable to design & build your dream home or just full project management.

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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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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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