AIS was founded in 1996 by William R. Barrett, a retired Illinois State Police Captain, who has over 35 years of varied and complex investigative experience. The organization has rapidly grown to become the premier investigative agency in the Midwest by placing experienced, professional, and aggressive investigators throughout the area of coverage. The current staff consists of over 40 licensed investigators, who are primarily from investigative backgrounds at the local, state and federal levels.
We pride ourselves on our timely and professional service, which is reflected in our outstanding reputation with our corporate clients, as well as with the numerous individual clients we have served.
Professional/Legal:
Attorney Services
Consulting
Worker`s Compensation
Video Surveillance
Undercover Operations
Pre-employment Screening
Background Checks
Insurance Fraud
Embezzlement/Theft
Asset Recovery/Searches
Process Service
Interviews/Statements
Product liability
Pre-trial Investigations
Crime Scene Investigations
Covert And Overt Camera Installation
Intellectual Property:
Current Relationships With Numerous National Companies
Investigators Specifically Trained By National Companies
Receiving Surrendered Property Bearing Corporate Trademarks
Executive Protection Services:
Experienced And Professional Staff Members
Surveillance Operations And Surveillance Detection
Our Lead Protection Specialist Has Over Twenty Years Of Law Enforcement Experience. Currently he is a Special Agent For The U.S. Military Specializing in Protective Services.
Personal:
Domestic
Child Custody
Missing Persons
Pre-marital Background
Divorce
Stalking
Protective Services
Our investigative staff, which has a primary base of current or retired local, state, and federal law enforcement officers, has in excess of 100 years of investigative experience.

See also related Categories:
Social Security
Work Injury
Private Investigation Firms
Security Companies