From Multi-Story Complex structures to custom homes, SDSE has delivered projects on time and on budget. With over 30 years of structural engineering experience, SDSE has a proven structural design record. SDSE has been involved in maintaining and setting the structural standard for progressive collapse prevention for military structural engineer. SDSE is one of San Diego California's premier engineering firms. Experienced in all aspects of structural and civil engineering, SDSE has provided structural design services in San Diego and throughout the USA for over 3,000 structural engineering projects.