Johnston Davidson Architecture. Creativity, hard work, sustainability, and a strong client focus. These are the architectural values that have governed JDa since we opened our studio over 40 years ago. Our passion for design has enabled us to work with remarkable clients and resulted in a variety of projects ranging widely in scope but sharing an ultimate focus on people. Today, our enthusiasm and curiosity about what’s possible continue to drive us — particularly as we explore the emerging architectural territory of colocation design and collaborative practice.