Garage Conversions - Cost-Effective Home Improvements

Transform Your Garage into Valuable Living Space with our garage conversion

A garage conversion is one of the smartest ways to unlock the full potential of your home — giving you extra living area without the disruption or cost of a full house extension. Whether you need a home office, guest suite, gym, studio, or additional bedroom, a professionally-designed garage conversion can deliver real, usable space tailored to your lifestyle.

Why Choose Crown Development for Your Garage Conversion

Crown Development is a family-run business with years of hands-on experience transforming homes across Berkshire, Hampshire, Surrey and Greater London. We know every project matters — not just structurally, but personally — and that’s why our service is built around quality craftsmanship, open communication, and unmatched customer care.

Personal, Family-Run Attention: You’re not just another project. As a family business, we bring care, honesty and transparency to every stage of your conversion.
Quality You Can See & Trust: From structural planning to final finishing, every detail reflects our commitment to long-lasting quality and beautiful results.
Stress-Free Process: We manage everything — from initial design and planning checks to build and hand-over — communicating clearly so you always know what’s happening next.
Tailored Solutions: No two homes are the same. We work closely with you to ensure the new space feels perfectly integrated and uniquely yours.

The Benefits of a Garage Conversion

Maximise Your Home’s Space
Many garages sit unused or filled with clutter — but with smart design and thoughtful building, that same footprint can become a practical and beautiful room that serves your needs.

Cost-Efficient Alternative to Moving or Extending
Rather than the expense and upheaval of moving to a larger home or adding a full extension, converting your garage gives you new usable space without increasing your property’s footprint.

Boost Your Home’s Value
Well-executed garage conversions are known to increase property value and market appeal by adding flexible living areas that future buyers will appreciate.

Often means you don’t need to move house

From a home office to a guest bedroom, playroom, gym or creative hobby space, we help you realise a space that fits how you live now and in the future.

How We Work With You

At Crown Development Services, we make your garage conversion journey clear, smooth and rewarding:

Initial consultation — talk through your ideas and vision
Design & planning — practical, compliant and beautiful
Dedicated project management — so you’re kept in the loop
Experienced build team — quality work, every time
Final handover — beautiful, finished results you’ll love

Our garage conversions can be completed from start to finish in 3–6 weeks (depending on availability)

Stylish garage conversion with wood slat wall, fireplace, and breakfast bar.

Showreel

Our latest garage conversions

Reviews

Why Our Customers Choose Us

Fantastic management of the project. The planning stage was painless and the build was very professional.

I believe the main build was completed in 5-6 weeks. Chris Spencer was efficient at managing the team and everything ran like clockwork, whilst communication was prompt and clear throughout and all second fixes were completed tidily. Throughout the project, a high level of attention to detail was maintained. I would strongly recommend Crown to prospective clients in the future, and especially Chris and his team.

Andy Bone

We completed our loft conversion with Crown last year and we’d definitely recommend them!

From when we first met Tom, through to all the office team and contractors, we really appreciated how professional, friendly, honest and trustworthy they were. We love our new space they created and would definitely use them again and recommend them to friends and family.

Andy Davies

Amazing! We were so happy with the service and quality of finish that was created with our loft conversion.

Chris was fantastic and made the whole process easy. The tradesmen that were provided were brilliant – we couldn’t recommend Crown more highly.

Lisa Marie

I can’t recommend Crown Developments enough. We have a fantastic new loft bedroom with library and bathroom; the finish is fantastic.

Our builders Leigh and Tom were an absolute pleasure to have on site – trustworthy and reliable. They were also really responsive when we needed to communicate out of hours and I knew when they were going to be here and what they were planning to do each day.

Gemma Scott-Smith

We’ve chosen Crown Development Services from a handful of companies and we’re really glad we did.

From the moment the project started it was on schedule, and it’s now been finished to a high standard and met our expectations. We have minimum experience with any sort of construction work, so it was great that we could fully lean on the whole team (Tom, Lina and especially the main project lead Leigh) with all our questions, ideas and concerns.

Honza Keprta

Tom and the team have been professional and responsive throughout our loft conversion journey.

From the first Zoom meeting with Tom we were sold on the family run business feeling, time taken to listen to what we wanted and professional advice. Nothing was too much trouble and we were kept up to date with each stage of the process. The build even finished early which was a big bonus. I would highly recommend this company to anyone wanting a loft conversion.

Jenny Creasey

The team at Crown were great, from Tom coming out and giving us our quote to our builder John; even the scaffolders they used were great.

We are so pleased with the job they have done. The loft conversion is brilliant, our builder, John was amazing – his attention to detail was great. He really cared about his work and kept us up to date each step of the way. Would definitely recommend Crown Developments if you are looking for a loft conversion.

Adam Fowler

We have recently had our loft completed, and are so impressed with the work and space it has created.

From start to finish Chris and Calum were friendly helpful and answered any questions we had. We were told 12 weeks, but it was complete in 6, Chris works so fast – great guy. Behind the scenes Lina is great at getting things to site to avoid hold ups. Thank you Crown and in particular Chris and Calum.

Lara Shepherd

We’ve just completed our loft conversion this summer.

We now have a new playroom and study. The girls have their new playroom! Thanks for Chris and Cullen’s hard work.

Xing Xie

Tom Wilson is very pleasant to deal with and never put us under any pressure.

He just gave us the best advice and information and left us to decide on the best course of action. He is very responsive and always on hand to answer questions when needed.

Minh Phung

The team have been fantastic.

They were really friendly, always answering questions and doing their best to keep to schedule.

Lizzie Wild

Very professional and detailed company.

Crown were a pleasure to work with and took a lot of stress away from the process. The team on site and in the office were all great communicators and extremely helpful.

Garage Conversions – Tailored, Cost-Effective Home Transformations