Giovanetti Shulman Associates, also known as GSA, is a provider of mechanical, electrical, fire protection and plumbing engineering design services for the residential and commercial markets. The company has a staff of trained and certified professionals, including engineers, designers and draftsmen. GSA specializes in energy management, low-voltage cabling design and fire protection services. It offers engineering and customized design services for heat recovery, smoke control, variable volume and constant volume systems. The company provides grounding, power distribution, site lighting and lighting control services. GSA s administrative services include bid reviewing, on-site field engineering, pre-bid meeting and report preparation. The company maintains a location in Broomall, Pa.