Welcome to SEI…

Since 1959, our firm has been providing full-service architectural design and planning to the Washington, D.C. Metropolitan area. SEI has a vast history of experience in multiple project types including, but not limited to, educational, aquatic, institutional, religious and commercial facilities.

SEI’s mission is to provide uncompromising professional design services to our clients, focusing on addressing their specific and unique needs and requirements. We strive to create appropriate and compelling design solutions that culminate in a product that is provided on time and under budget. Our primary goal is a product that exceeds our client’s expectations.

Thank you for visiting us.