Tri County Investigations

Tri-County Investigations is a Private Detective Agency, providing a variety of services thoughout the Chicagoland area and Northern Illinois. We are licensed by the State of Illinois and Insured.

Tri County Investigations is a fully electronic office with a more extensive staff servicing the entire state of Illinois. We are committed to providing quick and efficient service of process and investigative tasks that you may require. We are able to receive, disperse and return documents via email, fax and/or USPS. We are available anytime of the day or night. You can be confident in knowing...