Sustainable Architecture & Interior Design in Monmouth

Hills & Co. creates considered architecture and interior design in Monmouth and the surrounding Wye Valley. From contemporary new homes and sensitive extensions to creative renovations and low-energy retrofits, our studio designs spaces that respond carefully to landscape, heritage, and the way people truly live. With a particular focus on Passivhaus principles and sustainable design, we craft warm, enduring homes that balance beauty, performance, and practicality — guiding each project from concept through to completion.