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Since 1988, Stephen Mark Johnston has designed homes, retail stores, offices, furniture and home furnishing accessories from his downtown Los Angeles studio.

Offering residential design, interior design and exterior design services, Stephen works with clients from initial concept through move-in. Past projects include ground-up construction, renovations, remodels, additions, swimming pools, and custom furnishing of dozens of homes throughout Southern California. 


As an independent designer and business owner, Stephen has


Stephen Mark Johnston,


designed, produced and directly marketed both original furniture lines and store fixturing systems. At times, these services have been rendered in-house to retailers or manufacturers and sold under their labels.

Retail design projects include over 30 completed stores and range from small apparel boutiques to major appliance/electronics outlets up to 35,000 sf. Custom store fixtures, graphics programs, signage, tagging systems and product catalogs have been part of the comprehensive design services rendered to many repeat clients.