Established in 1993, Protective Security Investigations is an agency that caters to the needs of individuals and business customers throughout the world. Also known as PSI, the agency specializes in civil and criminal investigations. It provides a range of surveillance and security consulting solutions. Protective Security Investigations handles domestic violence, insurance and computer-related cases. The agency serves county governments, municipalities, townships, and nonprofit groups and organizations. It employs more than five staff members. Protective Security Investigations conducts several background screening checks and deals in corporate matters. The agency also responds to a variety of emergency situations and provides customer support services.