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Business Details
21 Years
experience
Custom Garden Homes for Every Need
The Green Room specialises in designing and constructing fully insulated, made-to-measure garden buildings, including one-bedroom granny annexes and spacious two-bedroom lodges. We manage the entire process from planning permission and groundwork to installation and full fit-out, ensuring a seamless turnkey solution. Our buildings are engineered for durability and comfort, featuring SIPs panels, screw pile foundations, and high-spec finishes.

With over 40 years of industry experience, our team prioritises quality craftsmanship, customer satisfaction, and compliance with UK building regulations. We offer a 10-year comprehensive guarantee and are proud members of the IWA, providing insurance-backed warranties for added peace of mind.
Services
Granny Annexes Garden Lodges Garden Rooms Garden Offices Custom Designs
Details
  • Year established: 2005
Highlights and features
  • Nationwide installation across the UK
  • Fully bespoke buildings tailored to your space
  • Simplified planning permission handled by us
  • Full turnkey solutions from foundations to finishes
  • 5 Star Rated with hundreds of satisfied customers
Associations and certifications
  • ISO 9001
  • IWA
What people say
Outstanding service Top speck workmanship 100% recommend Excellent team Fantastic idea
Services
Granny Annexes
Self-contained garden homes with kitchen, bathroom, and living space. Ideal for elderly relatives or multi-generational living. Built with SIPs panels for insulation and durability. Includes planning support and full installation. Adds property value while keeping families close.
Garden Lodges
Versatile, insulated lodges for guests, rental income, or long-term use. Compliant with Caravan Act rules. Features include heating, insulation, and custom layouts. Often no planning permission required. Delivered ready for immediate use.
Garden Rooms
Modern, low-maintenance spaces for hobbies, offices, or relaxation. Fully insulated with SIPs construction. Includes electrical connections, flooring, and weatherproof finishes. Designed for year-round comfort and quick installation.
Garden Offices
Energy-efficient offices with A-rated glazing and underfloor heating. Includes lighting, sockets, and internet-ready infrastructure. Quick to install with minimal disruption. Provides professional separation from home life.
Custom Designs
Bespoke layouts and finishes to match specific requirements. Options include cladding, flooring, and interior configurations. Full design consultation and site survey included. Ensures perfect fit for your garden and lifestyle.
People
Brian
Founder
Skilled carpenter with over 40 years' experience. Leads design and project management, ensuring quality and customer satisfaction. Handles planning applications and client consultations personally.
Ben
Lead Builder
Experienced tradesperson managing groundwork and structural installation. Known for attention to detail and problem-solving during builds. Works closely with clients to address concerns.
Brandon
Builder
Skilled in internal fit-outs and finishing touches. Praised for professionalism and adaptability during construction. Ensures high standards in kitchen and bathroom installations.
John
Builder
Specialises in plastering and interior work. Maintains clear communication with clients during build phases. Recognised for reliability and craftsmanship in customer reviews.
Fred
Builder
Handles electrical and utility connections. Ensures compliance with Part P regulations. Appreciated for tidiness and efficiency during site work.
Questions
What types of buildings do you offer?
We design bespoke granny annexes, garden lodges, offices, and rooms tailored to your space and needs.
Do your buildings require planning permission?
Granny annexes typically require planning permission, which we handle. Garden lodges often need a Lawful Development Certificate.
Are kitchens and bathrooms included?
Yes, all granny annexes include fully fitted kitchens and bathrooms as standard.
How long do builds take?
Most projects take 4-6 weeks from groundwork to final fittings, managed entirely by our team.
What guarantees do you provide?
We offer a 10-year comprehensive guarantee and optional insurance-backed warranties through IWA.
Can I live in a granny annexe full-time?
Yes, our annexes are built for full-time living with insulation, utilities, and compliance with building regulations.
Videos
Reviews (5)
Michelle Jones
Jun 17, 2021 Report
We had a garden room built to accommodate a bar that we wanted which would be an all weather social space. WOW!!!!! We now have the most fantastic bar thanks to the amazing Green Room team. Everything went exactly as planned, the work team were lovely guys and they all did everything they could to make this a great experience for us. Without exception everyone who has visited us do far have been amazed by the space, quality of the built and bar fit, and the fittings inside. THANK YOU so much to Brian and the great team. We absolutely love it!!!
Jill Taylor
Apr 24, 2021 Report
We were very impressed with the Green Room Team. They worked with speed and efficiency and created as little disturbance as possible. They quickly accommodated any requests we made and nothing was too much trouble. Each person who came to work on the annex was friendly and helpful, and we quickly came to know and like them. The annex is superb throughout, and has surpassed our expectations. If you are considering a garden building or annex, be sure to contact Brian from the Green Room first. You will not be disappointed.
Terri Eynon
Jan 15, 2021 Report
We needed extra space. We got an excellent addition to our home. The team were highly professional, flexible to our needs, approachable and efficient. The whole process was much quicker than a conventional house extension. The 'chalet' (as we call it) is not just beautiful, it is also energy efficient, retaining a layer of snow on the sedum roof for days after our neighbours' snow had melted, despite being a snug 20degrees warm inside. The hideaway kitchen is really neat - well equipped enough to cook a light meal then folding away out of sight - making the room flexible for a multitude of activities
Chris Haggarty
Dec 20, 2020 Report
The whole team at The Green Room were fantastic throughout the entire process. From the initial design ideas and discussions, through to choices around colour, flooring, lighting, windows/doors and heating options - nothing was too much trouble for them. Brian in particular was really focused on ensuring that we had all the options and information available so that we could make exactly the right decisions so that our new Garden Room would be just perfect! I had looked around at some other suppliers and had planned a certain budget and timeline for the project to be completed, however I was pleasantly
Pauline Wrigglesworth
Nov 21, 2020 Report
We have just the most amazing 1 bedroom annex built in our garden. The Team at Green Room are fantastic, nothing was too much trouble from changing the design a few times to putting up curtain poles in the finished annex, Brian has a wonderful team and every single one of the workers were polite & helpful.i would highly recommend The Green Room if anyone was thinking of an annex. We did several months research and decide on The Green Room and we are so pleased we did. The finished annex has far surpassed our expectations. A massive thanks to every single person who helped with build.