Custom Home Extensions Designed Around You
Whether you’re looking to add a spacious kitchen-diner, an extra bedroom, a home office, or a sun-filled living space, our expert team designs and builds extensions to suit your needs perfectly. From initial planning and architectural design to construction and finishing touches, we provide a seamless service that ensures your project runs smoothly from start to finish.
It all starts with a free quotation. We will quickly fix a date, visit your location, measure your property and share your estimations within a day.

Home Extensions

Bedrooms Extensions

Living Room Extensions

Bathrooms Extensions

Kitchens Extensions

Outdoor Spaces Extensions

Why Choose LINX Design and Build
Experience, Craftsmanship, and Service You Can Rely On
At LINX Design and Build, we combine decades of building expertise with a commitment to delivering exceptional quality on every project. Our approach is tailored, transparent, and focused entirely on your satisfaction, ensuring your new extension enhances both your home and your lifestyle.
Successful Projects
Happy Customers
Homes Extended
OUR WORKS
Our Remarkable Portfolio
There is a specific procedure that LINX follows for each individual project for all of the services we undertake.

Local & Trusted
Proudly Local, No Sub-Contracting
We’ve built our reputation in London through honesty, reliability, and exceptional results. Our satisfied customers continue to recommend us for our consistent quality and personal approach.

10+ Years of Expertise
Skilled, Experienced Tradesmen
With decades of combined experience, our team understands every aspect of extension work. From complex planning to flawless execution, we bring proven skills to every build.

Complete Design & Build
From First Sketch to Final Finish
We handle everything in-house, from design concepts and planning permission to construction and finishing. You enjoy a seamless, stress-free experience.

Fully Qualified Team
Certified & Committed Professionals
Our builders, architects, and tradespeople are all highly skilled and certified. You can be confident your extension is in safe and capable hands.

Personalised, Pressure-Free Service
Tailored Solutions, No Pushy Sales
We listen to your needs, offer honest advice, and design extensions that fit your lifestyle. No pushy sales tactics — just genuine, tailored solutions.

Clean & Tidy Work
Respectful of Your Home, Always
We work with respect for your home, keeping the site safe and tidy throughout the build. Once we’re done, your new space is ready to enjoy immediately.
OUR PROCESS
Our Unique and Effective Process

Consultation
When you decide the building works you require, our head project manager will give you a free consultation and evaluation.

Planning
Once we have agreed to a project fee, this includes a detailed breakdown of your project costs, we begin planning the project.

Drawings & Regulation
We draft detailed drawings to outline structural elements and building regulations, ensuring safety standards compliance for construction.

Construction
The most important part of the whole process, each project timing is unique to the project being undertaken.

Finishing
We work with the finest trade specialists to ensure your build is finished to the highest of standards.
HAVE A QUESTION?
FAQ's
- We provide single-storey, double-storey, side return, rear, and wraparound extensions, as well as orangeries and sunrooms.
- In many cases, extensions fall under permitted development, but this depends on size and location. We handle all planning applications if required.
- Timelines vary by project, but we’ll provide a clear schedule before starting and keep you updated throughout.
- Yes, we can seamlessly blend new builds with your current property style or create a striking contrast if preferred.
- Absolutely. From design and planning to construction and finishing, we take care of the whole process.
- We plan carefully to minimise disruption, maintain a tidy site, and work efficiently to complete your project as quickly as possible.