Structural Dimension, Inc. (SDI) was founded in 2004 as a full service consulting structural engineering firm. During that time, SDI has experienced continued and steady growth built on the firm's commitment to client satisfaction. The success of the firm is based on the ability to provide responsive, creative and quality services in a timely, cost-effective manner. Our team is committed to delivering personal and professional attention to each project, large or small, simple or complex. SDI's engineers and staff offer qualified, full-service, structural engineering services to owners, developers, architects and general contractors.