Callison is an international architecture firm based in Seattle, Washington. Callison was founded by Tony Callison in 1975 and now has 800 employees around the world. The firm plans and designs retail, hospitality, mixed-use, workplace, corporate and healthcare projects worldwide. It was also ranked in 2008 as the number one retail design firm in the world by Building Design magazine.
World Architecture has awarded Callison "#1 in Retail Design" consistently since 2003. ENR ranked Callison #12 in "The Top 100 Green Design Firms". Callison was awarded "Design Firm of the Year" by DDI for 2008 
Nordstrom - Since 1975 Callison has provided the retailer (both companies are based in Seattle) the design for more than 155 new and remodeled stores; and continues to complete 10 projects, on average, every year for the company.