A better, faster way to help homeowners plan their extension.

Planning home extension
House Extension Outside Decking
Our Mission

Making extension planning easier, faster, and cheaper.

Plan My Extension was created to give homeowners a simpler, more affordable way to plan their home extension. No confusing jargon, no inflated fees — just expert drawings, fixed prices, and clear steps delivered entirely online.

  • A more streamlined process
  • Cutting unnecessary costs
  • Designed for real homeowners
Why Choose Us

The benefits of working with our team

Fully Online Process

No site visits needed. We work remotely using smart tools and guided surveys.

Transparent Pricing

No surprise bills. Just clear packages that suit your stage and budget.

Faster Turnaround Times

Our streamlined workflows mean you get your plans quicker.

Trusted Builder Network

Vetted professionals ready to take your plans forward with confidence.

Clear, Honest Advice

We provide honest advice and clear options that suit your project and save you money.

Knowledge Base

Looking for Extension Inspiration?

Client Testimonials

What our customers say

“Plan My Extension designed our project and were a pleasure to work with. They went through the whole process thoroughly from start to finish and nothing was too much trouble. They listened to our requirements and were able to offer excellent advice on what would work best to achieve a great design.”

Steve Risebrow, Lincoln

“Thrilled to share my positive experience with Plan My Extension who crafted a brilliant extension plan. Their attention to detail, creativity, and professionalism exceeded my expectations. The design perfectly blends functionality with aesthetics, creating a space that truly feels like home. I highly recommend their services for anyone looking for a skilled and thoughtful designer.”

Harry McIntosh, Bawtry

“Very pleased with the work Plan My Extension have done for us. Clear, attentive and fair value. The drawings are currently coming to life as the builders are putting the vision into reality. Would certainly recommend.”

Adam Fearn, Nottinghamshire