The Illinois Private Investigator Firm is a premier full-service private detective agency serving all States across the state of Illinois. We investigate all types of cases ranging from cheating spouses to child custody and background checks to complex digital forensic issues on computers, laptops, mobile phones, tablets, and iPads. With The Illinois Private Investigator Firm, we are your private investigation agency that can service all of your investigative needs nationwide through our established network of professional investigators.
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What Our Clients Say
Greatly appreciated the tremendous effort The Private Investigator Firm put forth in my investigation. I wouldn’t recommend anybody else for your investigative needs. Thanks again!
I am so thankful for this awesome team! They have helped finish a case my husband has been working on for 4 years! VERY professional, VERY speedy. Thank you for all that you have done!