History 2017-12-31T03:06:17+00:00

Optimum Seismic, Inc., is Southern California’s leading retrofit company for earthquake retrofit engineering and construction, specializing in multifamily and commercial buildings. Since 1984, the team at Optimum Seismic has completed more than 1,900 retrofits on a variety of buildings throughout the state of California, including structural infrastructure such as highway bridges. For information, call 323-OPTIMUM