About Us

Detective Slevnik has over 25 years experience in the Private Detective Industry.

The company is based upon our Mission Statement,"SEEK AND YOU SHALL FIND." The belief that our client is seeking answers and Slevnik Investigations is about providing and finding the truthful answers to whatever your circumstances may be. As a result, a high percentage of our business is from repeat customers and referrals. Since 1992, Private Detective Slevnik has located numerous missing children throughout the State of Illinois. Detective Slevnik has conducted more than 38 Murder/Attempted Murder Criminal Defense Investigations which have resulted in not guilty verdicts.

Chicago Private Detective Slevnik has logged over 26,000 hours of surveillance and has conducted over 3200 witness interviews.

All Investigations are confidential and discreet.

We would welcome the opportunity to earn your trust and deliver you the best service in the industry.

Call to arrange a free consultation.

Hours: Monday - Friday 8:00 AM -7:30 PM

          Saturday 9:00 AM -7:00 PM

          Sunday 9:00 AM -7:00 PM