"A" Rating 2010
State Licensed and Fully Certified Examiners
New State-of-the-Art Digital Polygraph Systems
Strictly Confidential and Private Examinations
Member - Illinois Polygraph Society
Northfield Office - Main HQ One Northfield Plaza 560 W. Frontage Road Suite 300 Northfield, IL 60093 Google Map Directions
Downtown Office 500 N. Michigan Avenue Suite 300 Chicago, IL 60611 Google Map Directions
Billing/Administrative P.O. Box 1027 Northbrook, IL 60065
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