Private Investigators in Dupage County, IL

Probe International is an investigative and security organization comprised of a select group of well skilled and talented agents. Probe International's team includes distinguished former law enforcement agents and specialists from the private and public sectors. The company has huge knowledge in conducting

A. O'Connor Investigations started in December 2002. Its principle is Andrew O'Connor. After 18 Years as a Special Agent for the State of Illinois, conducting white collar crime investigations, it was time to use these skills in a private endeavor. The customer of A. O'Connor Investigations gets a feeling

Attorney John Paul Carroll and his associates offer legal representation limited to the areas of serious individual injury, medical malpractice and serious criminal defense cases, including white collar crime. In addition to legal services, John Paul Carroll, a former Chicago Police undercover detective,