Ellen Cassilly Architect

Ellen Cassilly Architects is a Durham, North Carolina–based design studio that creates community-rooted, modern architecture focused on timeless, sustainable, and site-responsive work. Ellen Cassilly Architects specializes in custom residential design, renovations, adaptive reuse, and arts-related projects—including the notable Cassilhaus artist residence—and emphasizes close collaboration, material sensitivity, and engagement with local culture to craft spaces that support community life and long-term stewardship.