- Bespoke House Extensions Southampton -

Local House Extensions Specialists

Are you feeling cramped in your current home? Do you find yourself needing more space? Moving to a new house can be a lengthy and arduous process, not to mention expensive. Fortunately, there is a solution that is both attractive and cost-effective ... a house extension.

At Rob Watkins Builders, we have extensive experience in constructing high-quality, customised house extensions. Our goal is to collaborate closely with our clients to expand their homes, creating additional functional living space while preserving the existing property's style and charm.

By opting for an extension, you can maximise the usable space within your home and significantly increase its value. Our team understands the importance of seamlessly blending the extension with the original architecture, ensuring that the final result is a harmonious and cohesive living space.

Local House Extension Southampton Local House Extension Southampton
Trusted Southampton builders - House extension

If you feel like your house is bursting at the seams and you crave more room, consider a house extension. With Rob Watkins Builders's expertise and dedication, you can achieve the extra space you need without the hassle and expense of moving.

We offer a wide range of home extension options including:

  • Kitchen extensions
  • Bathroom extensions
  • Side extensions
  • Rear extensions
  • Garage conversions/extensions
  • Double storey extensions
  • Timber frame extensions
  • Side return extensions

Benefits of Our Expert House Extension Building Services

When it comes to expanding your living space, our professionally built house extensions offer a range of benefits. Whether you need an extra bedroom, a larger kitchen or a dedicated home office, here are some reasons why opting to use us for your home extension in Southampton is a smart choice:


Increased Space

House extensions provide a practical solution to address the growing needs of your family without the hassle of moving. You can create additional rooms or extend existing ones, giving you more space to accommodate your lifestyle requirements.


Enhanced Property Value

A well-designed and professionally built house extension can significantly increase the value of your property. It adds square footage and functionality, making your home more attractive to potential buyers in the future.


Personalised Design

Working with our experienced team and architectural services allows you to customise the design of your house extension to perfectly suit your preferences and needs. From selecting the layout and materials to incorporating specific features, you have the freedom to create a space that reflects your style and enhances your daily living.


Seamless Integration

Our skilled team of builders can seamlessly integrate the house extension with your existing property, ensuring a cohesive and aesthetically pleasing result. We will consider architectural elements, such as the roofline, exterior finishes and overall style, to ensure a harmonious blend between the original structure and the extension.


Functional Versatility

House extensions offer versatile functionality options. Whether you envision a spacious open-plan living area, a cosy sunroom or a dedicated space for hobbies and activities, a professionally built extension can accommodate your specific requirements and lifestyle.


Improved Natural Light

With well-planned windows, skylights and glazed doors, house extensions can enhance the flow of natural light into your home. This creates a bright and inviting atmosphere, making your extended space feel more spacious and welcoming.


Cost-Effective Solution

Compared to the expenses associated with moving to a new house, investing in a professionally built house extension can be a more cost-effective option. Not only do you avoid the costs of buying and selling property, but you also save on moving expenses and potential renovations needed in a new home.


Minimal Disruption

By choosing our professional builders with experience in house extensions, you can minimise the disruption to your daily life during the construction process. Your well-managed project will be executed efficiently, with clear timelines and effective communication, ensuring a smooth and hassle-free experience.

Your House Extension, built to your exact specifications

We offer a practical, bespoke and cost effective solution for homeowners seeking additional space.

From maximising your living area to increasing property value, our options provide a range of benefits that cater to your specific needs and preferences.

Single storey extension Southampton

What sets us apart from other Local Builders in Southampton?

Most of our work comes from recommendation by existing customers, which is a testament to our quality of service and workmanship.

Our clients benefit from a skilled workforce with a track record of integrity and professionalism that is seen in all our house extensions, loft conversions and renovation services.

You can truly rely on our expertise and professionalism and with £10 million public liability insurance, competitive prices and our guarantees, we remain the preferred builders in Southampton.

  • Checkatrade Member
  • Gas Safe Registered Engineers
  • NICEIC Registered Electricians
  • Local and trusted building company
  • Qualified and Professional craftsmen and tradesmen
  • Free no obligation quotations
  • Attention to detail
  • Fully Insured
  • Competitive Prices
  • All work guaranteed
  • Many years of Experience
  • Highly Recommended
  • Reliable and Friendly Service
  • Quality products at affordable prices
  • Established health and safety policy


"*" indicates required fields

Drop files here or
Accepted file types: jpg, jpeg, png, gif, webp, bmp, pdf, Max. file size: 15 MB, Max. files: 5.
    This field is for validation purposes and should be left unchanged.

    House Extensions in Southampton - FAQs

    Happy Customers

    Over the years we have been recommended by many new and repeat clients. Read more on our reviews page.

    Single storey extension, new kitchen and bathroom.

    Very easy to work with, Rob himself was brilliant. Constantly checking up on progress, keeping up to date on what the next steps were and making sure everything was how I wanted it.

    The team work diligently and I am very pleased with the end result.

    Complete refurbishment of 4 bedroom 1930’s house including rewire, new plumbing, new kitchen, new bathrooms and moving walls.

    Rob Watkins gave us excellent personalised service. All tradesmen provided excellent professional services. Issues were quickly resolved.

    Project came in on budget we would use Rob Watkins for future work.

    Loft conversion and kitchen extension

    We had our loft converted to create a 4th bedroom. It was a major job, but was reassured by Rob and the team from start to finish. Great at communication, very meticulous in their work, incredibly helpful.

    Cannot recommend these guys enough. We were so pleased with the work we had them to do our kitchen extension also, which was equally as great. The quality and standard of the work is fantastic.

    Two storey extension and decoration, 1st and 2nd fix plumbing and electrics

    A personal, friendly and trustworthy service from Rob and his team. A really high quality finish that my family and I are completely satisfied with.

    Highly recommend Rob.