Roundhouse Builders Ltd

Roundhouse Builders Ltd is a family-run business with over 39 years of industry experience, establishing an enviable reputation as leading builders in the Cardiff area. We specialise in home extensions and renovations, offering a comprehensive package that covers everything from the initial concept and design through to the build and finishing touches. Our expert team can also project manage your build at no extra charge. We pride ourselves on providing a high-quality service, ensuring clients are 100% happy by offering constant updates and feedback opportunities throughout the build.

With a designated project manager on site, clear communication and a strong client bond are maintained. Our services include design and planning, house extensions, house renovations, disability adaptations, electrical installations, plumbing and heating, architectural services, and hard landscaping. We offer a complete turnkey solution, from design and build to planning permission and inspections, ensuring you can use your new space as soon as the project is completed. We handle everything from building storage spaces and plumbing in appliances to decorating your new extension exactly to your requirements.

We work with clients to provide functional solutions that meet their budget and financial constraints, aiming to make the project as stress-free as possible with minimal disruption. Our commitment to client satisfaction is reflected in the numerous customer recommendations and word-of-mouth referrals we receive. We are fully insured and guarantee our work, providing free consultations and estimates. We are also local authority approved.

We serve clients in Cardiff and the Vale of Glamorgan, transforming properties from the ground up.