5616. Investigation & Security ServicesIt seems we can’t find what you’re looking for. Perhaps searching can help. Add Listing 561623. Security System Services (4)#0-9ABCDEFGHIJKLMNOPQRSTUVWXYZ(Reset) Company Name / DBA D S Investigative Services Industrial Classification 5616. Investigation & Security Services Business Type SOLE Owner Name Sesma Dennis M Street Address 225 Broadway Suite 2200 Flr 92101 Phone Number 619 231-9838 5616 EditDelete