CSI is a national background screening and security consulting firm headquartered in Mansfield, Massachusetts, with a dedicated Nuclear Screening Operation Center in Chapin, South Carolina. For over 30 years, CSI has provided a comprehensive array of services to a wide range of clients, from growing firms to multinational Fortune 500 companies, non-profit corporations and government agencies. CSI is compliant with all federal and state laws and regulations pertaining to employment, privacy and the Fair Credit Reporting Act. CSI, founding member of the National Association of Professional Background Screeners (NAPBS®), is recognized for servicing industries with specialized needs, and for providing customized, technically superior results and responsive, personal attention to all its clients.