SGH

Simpson Gumpertz & Heger (SGH) is a nationally recognized engineering firm that addresses complex structural and building performance challenges, combining holistic advice with comprehensive technical solutions. The firm employs approximately 800 people across offices nationwide in the United States, serving clients in commercial, education, healthcare, government, infrastructure, and science and defense sectors.

SGH works across five core service areas: Structures, covering the design of new structures and the investigation of structural failures; Building Enclosures, which develops building envelope solutions intended to improve durability and energy efficiency; Advanced Analysis, applying engineering analysis to complex building challenges; Performance & Code Consulting, addressing building performance and code compliance; and Applied Science & Research, through which the firm contributes to industry standards, research publications, and engineering knowledge. Its technical domains span structural engineering, building enclosure design, applied scientific research, failure investigation, and building rehabilitation design.

Beyond client work, SGH reports significant contributions to industry standards, research publications, and professional development. The firm describes a collaborative environment in which engineers are encouraged to question assumptions, explore new methodologies, and apply advanced analysis and applied research to problems in structural and building performance engineering.