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This is a building extension

House Extension Builder in Berkshire, Hampshire, and Surrey

Building a house extension with Dell Design and Build Ltd is a smart choice. With 20 years of experience, we're experts in house extensions.

We've done countless projects, and we are trusted by many happy customers, TrustMark and the Federation of Master Builders.


Our other services include new build projects, bricklaying, and commercial builds. Choose us for a better home in Berkshire, Hampshire, Surrey, and Borehamwood.

We Are Specialists

No Job Too Small

Well Established

Call us: 07507 777996

Are you running out of space in your home

Do you need more room for a growing family or extra storage? Have you considered the benefits of a house extension but don't know where to start?

Without the extra space, you may be feeling cramped and overwhelmed in your current living situation. You might be struggling to find room for all your belongings or find a quiet space to work or relax. Living in a cramped space can lead to tension among family members.

We can help you create the extra space you need without the hassle of moving while adding value to your home. 

House Extension Process

Share your ideas and budget with us, and let's create a seamless plan together. With 20 years of experience, quality is our forte, as showcased in our gallery. No surprises—just a clear quote and reliable craftsmanship.

We'll keep you updated every step of the way. Trust us for high-quality materials and skilled work. Your dream home extension is just a conversation away!

Other Services

  • New Builds

  • Bricklaying

  • Commercial Builds

Call: 07507 777996
Extension Building

Act Now

Don't let space issues linger. With Dell Design and Build Ltd, you get quality construction work that stands the test of time.


With two decades of experience, is your go-to house extension builder. Act now and revel in the spacious, comfortable home you've always wanted.

Contact us today, and let's build the extra space you deserve!

"I would recommend the Dell Design team to anyone looking for an outside space. Nothing was too much for them; they came up with ideas and didn’t complain when we wanted to make some changes. The whole team was excellent from start to finish." 

- Mike via Facebook

Struggling for space in your home?

Let us help you create the space you've always dreamed of. Whether you're looking to expand your living space, add a new bedroom, or create a home office, our team can bring your vision to life. Call us now to arrange a no-obligation house extension quote.

Call us on: 07507 777996

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