I'm sure that there have been times when people out in California, have had to get help for water damage, because of tropical storms and hurricanes. That is very true for the San Diego areas, because they are right on the water front. The ocean can bring very high tides, when these storm occur.
A home or business owner will need to a Water Damage San Diego company to come out and assess the damage to their properties. I'm sure they will be able to work with the insurance companies, you have hired. It's a matter of getting the assessment done and making a claim, in order to get your property restored.
This website has a good source of information about a restoration company, that can get the job done right. Go online and look around at the different quotes they offer.