21st Century Carpentry
Building Services ltd
Garden Annexes &
Home office
Expand your living space with a custom built garden annex or home office that provides the perfect balance of functionality and style.
Our purpose-built garden structures are fully insulated, designed for year-round use, and built to blend seamlessly with your existing property.
Whether you need a dedicated workspace, a tranquil retreat, or a guest accommodation solution, we create garden buildings that meet your specific needs and enhance your outdoor space.
Why Choose Us?
Trained by the Compagnons du Devoir de France
Craftsmanship at the highest standard.
Experienced, Reliable, Approachable
We show up, stay on schedule, and keep you informed.
Fully Insured & Trusted Locally
Based in Brighton and working throughout Sussex.
Clean, Respectful Worksites
We treat your property like it's our own