Hopper Engineering Associates (HEA) is an internationally recognized structural engineering firm founded in 1979 and headquartered in Los Angeles, California. With affiliate offices in Orange County and San Francisco, HEA is an engineering firm with one of the most diverse portfolios in the United States. Specializing in Structural and Mechanical Engineering, our key industries include: Aerospace and Defense, Entertainment, Petrochemical, Power, Shipbuilding, Fall Protection and Rigging, Crane and Heavy Lifting, and Insurance and Legal. Our success is in our ability to sort through complex technical information in order to define the root cause of a problem specific to each client's needs. This approach, followed by a timely, value added solution, is the reason why ninety-nine percent of our work is repeat business. Many of our clients consider us an extension of their own organization, and that's our ultimate goal.