California Foundation Works and Concrete Contractor is a Foundation Inspections and Structural Repair Company. Our includes Earthquake Retrofit, House Bolting, Foundation Repair, House Floor Leveling, Drainage Systems Solutions , Water Proofing.,California Foundation Works and Concrete Contractor is a Foundation Inspections and Structural Repair Company. Our includes Earthquake Retrofit, House Bolting, Foundation Repair, House Floor Leveling, Drainage Systems Solutions , Water Proofing.