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 2500 retrofits on a variety of buildings throughout the state of California. Seismic Engineering, Full-service Retrofit Construction, Construct ability Analysis, Value Engineering, Cost Estimates/Analysis, Steel Fabrication
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