CAST architecture is a Seattle-based firm with extensive experience designing contemporary spaces throughout the Northwest. Specializing in modern and sustainable projects, the firm is committed to improving the lives of individuals, families, and the community through vibrant and thoughtful design. Founded in 1999, CAST has created inspired places within the residential, commercial and public sectors. We offer a full range of architectural services to homeowners, businesses, municipalities and institutions that include site analysis, feasibility studies, master planning, design, documentation, and construction administration.