Desert City Investigative & Professional Services Has Private Investigators and Process Servers with over 30+ years experience. Offices located in Phoenix Valley and Chicagoland. Specializing in Nationwide Process Service, hard to serve process service and we are leading Investigation company for Arizona Co-Habitation cases. We offer a wide variety of detective services including Workers compensation investigations, Skip Tracing, Background checks / Criminal Background Check, Motor Vehicle Searches, Property Ownership Services, Deposition Services, Small Claim Services, Landlord Services and Tax Sale Support Specialist. Additionally, we have our very own computer forensic specialists offering Social Media Deep Dive, Catfish Reports and Bug Sweep Consults.