Founded by Principal Designer Sara Horowitz, Rose & William Interiors is a Philadelphia-based design studio serving clients throughout the Main Line.

Sara approaches every project with a deep understanding of how people truly live in their homes. Drawing on her background in Psychology and formal training in Interior Design at Moore College of Art & Design, she brings a thoughtful, human-centered perspective to each space—ensuring that every design is as functional as it is beautiful.

Sara believes great designs begin with listening. Her process is rooted in learning about her clients’ daily routines, family dynamics, and personal style to create homes that feel authentic and lived in. Known for her approachable, layered aesthetic, she pairs creativity with structure and helps clients feel confident in the process while translating their personal style into thoughtfully designed homes.