Sharon Johnston, FAIA, and Mark Lee are the founding partners of the architecture firm Johnston Marklee. Since its establishment in 1998 in Los Angeles, Johnston Marklee has been recognized nationally and internationally with over 40 major awards and numerous publications.

Projects undertaken by Johnston Marklee are diverse in scale and type, spanning 14 countries throughout North and South America, Europe, and Asia. Recent projects include the Menil Drawing Institute, on the campus of the Menil Collection in Houston, Texas, which opened November 2018; a renovation of the Museum of Contemporary Art Chicago, which opened in September 2017; the new UCLA Graduate Art Studios campus in Culver City, California; and the design of the new Dropbox global headquarters in San Francisco.