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Extension Builders in Portsmouth

Easily find verified Portsmouth Extension Builders. Just post your job to get quotes from MyBuilder's Extension Builders in Portsmouth.

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Some of our top rated extension builders in Portsmouth

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  • Extension Builder in Portsmouth

    Discover Tiger 8 : your trusted high-end Construction partner. With 16 years experience, we excel in attention to detail, delivering prompt results, Offering the best prices on quality materials. Are excellent communication Insures your vision is Flawlessly brought to life. Fully insured with public liability up to 10 million, we handle all aspects of construction, leaving site spotless for the next few phase. Choose to tiger 8 to witness your dreams turn into a masterpiece

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  • Extension Builder in Portsmouth

    Hi. I'm Ben Barton, I run Barton Carpentry & Joinery. I am a NVQ level 3 carpenter & joiner. I am also SMSTS qualified. We undertake all 1st fix carpentry and 2nd fix carpentry. We also have the team to cater for every other building works you desire.

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  • Extension Builder in Portsmouth

    We are a independent construction company that take complete pride in the work we undertake. We like to cater for are customers every needs in the construction industry. .BRICKWORK SPECIALIST .GROUNDWORK'S .EXTENSIONS AND BOUNDARY WALL .REFURBISHMENTS

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  • Extension Builder in Portsmouth

    Hi there, I be been in the construction industry for over 15 years working as a Groundworker. I’ve completed projects ranging from foundations to laying paving for large construction companies. I have in the last 3 years started taking on a range of work for my self including all aspects of groundworks, foundations, drainage, driveways, paving, landscaping, fencing, painting and decorating. I can provide photos of my work and have a great number of recommendations from happy previous clients. I offer free quotes and free advice. Thank you for reading and I look forward to hearing from you. Kind regards. Kh paving and driveways.

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  • Extension Builder in Portsmouth

    At Ryzo Construction, we bring solid groundwork to your doorstep — literally. Based in Hampshire, we specialise in helping homeowners and small developers with all types of groundworks, from the ground up. Whether you're planning a new driveway, a garden transformation, or the foundations for an extension, we take care of everything below (and around) the surface. Our services include: Foundations & floors Drainage & soakaways Driveways, patios & footpaths Service trenches Garden landscaping & external finishes We're a friendly, reliable team who take pride in doing things properly. No cut corners, no mess left behind — just quality work delivered with care and attention. For jobs that require specialist finishes (like tarmac), we bring in trusted subcontractors to make sure every part of the job is completed to the highest standard. Whether it's a full garden makeover or a simple trench dig, we’re here to help bring your vision to life. No job too small, and always happy to offer advice.

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  • Extension Builder in Portsmouth

    At Alpha Buildings Group, we understand that every customer's needs are unique, and that is why we offer personalised solutions that are tailored to meet your specific requirements. We're undertaking small to big jobs, if you are looking for a reliable and trusted contractor for a new driveway or any brick work or just cleaning your roofline don't hesitate to contact us.

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  • Extension Builder in Portsmouth

    Established 10 years ago in Italy and 5 years since we are operating in UK, specialised in domestic renovation buildings with an elevated level of experience in the building trade, ERA HOME BUILDER is a professional, reliable company running in Southampton and the wider area.  Ever since opening our doors, we have been committed to our clients' needs and achieving their satisfaction with our work.

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  • new builds, extensions, loft conversions, complete refurbishment of a property.

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  • Extension Builder in Portsmouth

    We at Southcoast Renovation have a highly skilled team which undertakes a great range of building and landscaping services. We are well versed in extensions, conversions, kitchens, bathrooms, plastering & rendering, decking & patio. Southcoast Renovation is vastly experienced. Our family-run business offers free estimates and consultations, and we carry full public liability insurance. For a friendly, no-pressure sales environment, high-quality work, and complete support throughout. Covering Chichester, Arundel, Littlehampton, Bognor Regis, Portsmouth, Southampton and surrounding area.

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  • Extension Builder in Portsmouth

    A and D Renovations is a partnership business between to very good friends which have bought a various amount of skills to run this business and make it successful and that it is. We cover all aspects of property maintenance repairs and renovations interior and exterior. We are new to My Builder so we do not have any Reviews as of yet but we are on other Job apps and we are very successful in these. I hope we can be oh help look forward to hearing from you

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  • Extension Builder in Portsmouth

    With 16 years of hands on experience in the building trade, we deliver high quality construction services tailored to each client’s needs. Specialising in new builds, extensions, and renovations, we combine proven craftsmanship with modern building practices to create spaces that are built to last. Our broad industry knowledge allows us to manage projects of all sizes, from concept to completion, with attention to detail at every stage. We pride ourselves on clear communication, reliable timelines, and a professional approach that gives clients confidence from the first consultation to the final handover. Whether you’re planning a brand-new home, expanding your existing property, or transforming your space through renovation, we are committed to delivering exceptional results that add long-term value and reflect your vision. Quality, integrity, and experience are at the heart of everything we build.

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  • I am a independent qualified professional Carpenter & Joiner with over 13 years qualified experience. I'm enthusiastic and passionate about my job and love to make and create. I'm looking into doing more Joinery and second fix work, some aspects include:- kitchens, Doors (Int & Ext), Frames, windows, Flooring, bespoke built in units, cupboards, shelving, stairs, Tables and benches or chairs. Fencing, gates, decking, Outhouse buildings and more.

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  • At Spectrum Construction Ltd, we’re redefining what it means to build well. With over 15 years of experience and a passion for doing things better, we deliver residential and commercial projects that balance timeless craftsmanship with forward-thinking innovation.

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  • Extension Builder in Portsmouth

    I own my own company called Bricks & Mortar Wessex LTD. I built this business up from a very young age and have over 40+ years experience. My company varies from New builds, Renovations, Extensions and more. We take huge pride in my work and the service we supply creating immaculate work. Please do not hesitate to contact me regarding any work you need doing and I will be happy to assist. You can also find us on Federation of Master Builders.

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  • Extension Builder in Portsmouth

    Building Services in Hampshire, Surrey and Sussex

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  • Extension Builder in Portsmouth

    Over 20 years of experience in construction industry based and covering southampton and nearby city Our goal and pride of work is delivering top quality work as small details bring happines to our costumers

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4.6

Top rated Extension Builders

Our Extension Builders in Portsmouth, are rated 4.6 out of 5 based on 7 reviews from customers like you.

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What types of services are offered by local extension builders in Portsmouth?

Building an extension is a major milestone for any home. It’s not just about adding extra space, it’s a big step that can transform how you live day to day, opening up new possibilities for comfort, lifestyle, and family needs.

This is why it’s so important to find the right extension builders in Portsmouth for you. They can help with a variety of tasks and projects, including:

  • Extending your home with an extra room
  • Two+ storey extensions
  • Adding partition walls to create more rooms
  • Building annexes or external structures

To find the right extension builder near you, simply post your job on MyBuilder. Explain the type of help you’re looking for, and then home extension builders in Portsmouth who are available and interested can respond to your post.

Browse profiles, read customer reviews and get quotes from your chosen Portsmouth extension builders, all before you decide who to hire.

What are the hourly rates of extension builders in Portsmouth?

Before getting started with your extension project, it’s important to have a clear budget in place. On average, extension builders in Portsmouth will charge between £16 and £42 per hour.

The cost of an extension will vary depending on your property. For instance, extending in certain areas may require structural adjustments to ensure stability, which can increase your material and labour costs.

To get an accurate price for your home extension, request detailed quotes from several Portsmouth extension builders near you on MyBuilder. This allows you to compare what each quote covers and how much your Portsmouth home extension project is likely to cost.

Find extension builders in Portsmouth with MyBuilder

Hiring the right extension builder in Portsmouth with MyBuilder couldn’t be easier. Just follow these simple steps:

Step 1: Post your extension project on MyBuilder

Whether you’re planning a single-storey extension, a loft conversion, or adding a new room, post your job on MyBuilder to find local Portsmouth extension builders. Once your job is live, we’ll share it with home extension builders in Portsmouth who can express their interest.

Step 2: Compare different extension builders in Portsmouth

When you start receiving interest, review profiles of local Portsmouth extension builders, check their previous work, and read real customer reviews. Ask about timelines, materials, and request detailed quotes.

Step 3: Hire Portsmouth extension builders with confidence

After gathering all the information and quotes from your chosen home extension builders in Portsmouth, compare their experience, guarantees, and costs before choosing who to hire.

You’ll also have confidence knowing that every tradesperson on MyBuilder is verified through several checks, including:

  • ID verification: When a tradesperson joins MyBuilder, we ask for a valid ID, such as a passport, ID card, or eIDAS certificate.
  • Company verification: For tradespeople operating under a company, we make sure every tradesperson has a registered business.

Did you know? Our continuous monitoring and complaints process ensures that tradespeople who don’t meet our standards are promptly removed from MyBuilder’s platform.

Portsmouth extension builders are ready to help. Use MyBuilder today to find the right professional for your home extension.

What to ask a Portsmouth extension builder before hiring?

Before hiring an extension builder in Portsmouth or extension building company in Portsmouth, ask a few key questions to make sure you’re choosing the right professional for your home extension project.

What qualifications and experience do you have as an extension builder in Portsmouth?

An extension builder in Portsmouth should have a strong track record with similar projects and relevant building qualifications or trade memberships, such as the Federation of Master Builders (FMB) or TrustMark.

Will my home extension meet all building regulations and planning requirements?

Your Portsmouth extension builder should ensure the project complies with Building Regulations and, where necessary, handle or assist with planning permissions. Ask how they manage building control inspections and what documentation you’ll receive once the project is complete.

What experience do you have with similar extensions in Portsmouth?

Ask to see examples of their previous work, or view examples of their work on MyBuilder. Ideally projects similar to yours in scale and design. This helps you assess the Portsmouth extension builder’s ability to deliver a result that meets your expectations.

How long will the extension take to complete?

Extension project timelines can vary depending on size, complexity, and weather. A typical single-storey extension might take around 8 - 12 weeks. Request a detailed schedule so you know what to expect and when key milestones will be reached.

Do you offer a guarantee for your work? Most Portsmouth extension builders offer a guarantee or warranty on their work, often between 1 and 10 years depending on the project and materials used. This gives you assurance that any issues will be resolved after completion.

If you still have questions about the professional you are looking to hire, we have a full detailed guide on hiring the right builder here.

FAQ: Common questions about home extensions in Portsmouth

Can an extension builder in Portsmouth help with planning permission?

Yes, many extension builders in Portsmouth can guide you through the planning process. They can help prepare drawings, advise on local requirements, and liaise with your local council to ensure your project meets all necessary regulations.

Can an extension builder in Portsmouth handle everything from design to construction?

Many Portsmouth extension builders offer full design-and-build services, managing both the architectural planning and construction stages. Ask your builder whether they can provide a complete package or if you’ll need to hire an architect or designer separately.

Will an extension builder in Portsmouth help with materials and finishes?

Yes, most extension builders in Portsmouth can source materials and offer advice on finishes that suit your design and budget. You can also choose to supply certain materials yourself, just make sure this is agreed upon before work starts.

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