Free Quotes
5-Year Warranty Included
Extensions
Adding Stylish Extra Space to Your Home
If you’re ready to add more space to your home, increase its value and improve your daily living environment, extending your home is a smart decision. At SE Blue Builder Ltd, we’re here to bring your vision to life with high-quality extensions designed to suit your lifestyle, budget and goals. Our expert team is here to deliver fantastic results with minimal disruption to your life.
Contact us today for your FREE quote!
Our Trusted Extension Services | Fully Tailored to You
At SE Blue Builder Ltd, we know that an extension project can feel overwhelming. Which is why we’re on hand to make the process as simple, stress-free and exciting as possible. We provide end-to-end extension services tailored to meet your unique needs. Our fully-qualified team is committed to delivering outstanding workmanship, supported by clear communication throughout.
Our extension services include:
- Full Project Management
We manage every stage of your extension project, so you can rest assured that everything is handled. From planning and design to construction and the final finishing touches, we ensure your project runs smoothly, stays on schedule and meets our high standards. - High-Quality Materials
We use premium, reliable and high-performing materials for every extension to ensure that it withstands the test of time. Where possible, we also offer “Green Energy” initiatives to minimise the cost of running your home. - Professional & Fully-Qualified Team
Our skilled team has a wealth of knowledge in the building trade and includes experienced builders, plumbers, electricians and installers. This ensures that we’re fully equipped to complete your extension to the high standards we’re known for. - Wide Range of Extension Options
From single-storey to double-storey extensions, rear extensions, side return extensions, conservatories and bespoke living spaces, we tailor each project to suit your vision and property style. - Clean & Respectful Working Environment
We know that many of our clients wish to remain in their homes during building works. Our team uses dust protection, floor coverings and careful planning to minimise disruption and keep your home as tidy and clean as possible.
If you’re looking for professional extension services to transform your house into a home, we’re here to help. Contact us today for your FREE consultation and quote, and let’s get started!
Our Trusted Extension Services in 3 Simple Steps
1
FREE Quote
Contact our friendly team to discuss your requirements, ideas and budget. We will provide trusted recommendations to help bring your vision to life and a FREE tailored quote.
2
Planning & Construction
Once you’re happy to get started, we will organise every part of the build. We plan every phase, from design to completion, to ensure that your project runs smoothly and to the highest standards.
3
Project Completion
With construction complete, we ensure that you’re happy and carry out final quality checks. We aim to deliver a space that you’ll be proud to call a part of your home, all with minimal disruption.
The Benefits of Extending Your Home
- Increased Living Space
The main goal of an extension is to bring additional space to your home. This means you can create a home that better suits your needs without relocating! - Added Property Value
Did you know that an extension can add as much as 30% to the value of your home? This makes extending a smart decision if you’re planning on selling soon or in the future. - Tailored to You
We work with you to design your extension to suit your needs. Whether you require open-plan living, a home office, a playroom or something else, everything is tailored to you. - Improved Energy Efficiency
We prioritise sustainable, modern building techniques and materials that support a “Green Energy” initiative – helping to lower costs and reduce your carbon footprint.
FAQs
Do I need planning permission for an extension?
Not always – some extensions fall under permitted development rights, while others require planning approval. We can guide you through the process and help you understand what is required.
Can I live in my home during the build?
Yes, in most cases, you can remain in your property during construction. We aim to minimise disruption and maintain a clean working environment wherever possible.
Do you provide design advice?
Yes, our skilled team can provide design guidance and recommendations for your extension.
What types of extensions do you build?
We construct single-storey, double-storey, rear, side-return, kitchen, conservatory, and bespoke extensions tailored to your needs.
Is your team qualified?
Absolutely, every team member is fully qualified, experienced and insured to carry out their work safely and professionally.
Do you offer guarantees?
Yes, we offer a 5-year guarantee on most works, alongside manufacturer warranties on supplied products where applicable.
Do you offer eco-friendly options?
Yes, we can incorporate “Green Energy” initiatives and energy-efficient materials to help reduce long-term costs.
How long does a home extension take?
The length of time a home extension takes will vary depending on your requirements. We can provide a more accurate timeframe during your FREE consultation – contact us today!
How much does a home extension cost?
The cost of a home extension will vary depending on your requirements. We can provide a FREE quote when you contact us!
Why Work With Us?
Years of Experience
We have years of experience, are fully-qualified and courteous – your project is in safe hands with us.
FREE Quotes
We believe in transparency and honesty, so we offer FREE no-obligation quotes and consultations for all services.
5-Year Warranty Included
We use quality materials and provide expert workmanship, so we offer a 5-year warranty on most services.
If you’re looking for extension specialists in London and the South East of England, SE Blue Builder Ltd is here to help. Contact us today for your FREE quote and let us bring your vision to life!

