Introducing Callender Howorth, a renowned interior design firm acclaimed for its commitment to excellence and meticulous attention to detail. With a strong reputation in the UK, Europe, and North America, Callender Howorth offers tailored architectural interior design, renovation, build, and project management services for both residential and commercial properties. Our team of talented and award-winning interior designers, stylists, interior architects, and project managers deliver innovative and bespoke solutions to our clients.

We pride ourselves on striking a balance between creative design and meticulous project planning, ensuring a high-quality service and seamless delivery. With an established presence in London, we have expanded to open an office in New York, complete with a dedicated design and build team. Explore our diverse portfolio to discover how we can help create your dream home.

Meet our founder, Mark Howorth, an acclaimed interior designer who brings his expertise and flair to every project. Join our prestigious list of satisfied clients who have witnessed our exceptional work on properties such as Devonshire Mews, London. Contact us today and let us bring your idealistic design vision to life.

Callender Howorth: elevating luxury interior design since 1997