Royston Hanamoto Alley & Abey is a 40 person firm with offices in Mill Valley and San Francisco. The size of the firm and its philosophy of active principal involvement on projects allows us to provide boutique design services with the resources of a much larger firm. Staff allocation remains flexible in order to be able to meet the needs of diverse clients at all times. Royston Hanamoto Alley & Abey’s practice encompasses all aspects of landscape architecture. The firm’s portfolio includes over 2,000 projects in a full range of scale and project types. As a testimony to its success, the firm has received over 120 national and local awards.