Are you looking for a private investigator in the Chicago area? Whether you need help with a legal case or locating a missing person, you want to make sure you’re working with a reliable and experienced investigator. We’ve done the research for you and compiled a list of the top 5 private investigators in Chicago, IL. Read on to learn more about these experts and find the best fit for your needs.
ONQ Protection and Investigation Services
ONQ Protection and Investigation Services is a private investigative agency in Chicago, founded in 211 by a former Homeland Security ICE-Investigator with over 1 years experience. The agency’s areas of expertise include child custody, background investigation, witness statement, undercover assignment, electronic debugging, and much more. The agency also offers training courses for concealed carry weapons, firearm training, and a permanent employee registration card security officer course. The agency is a member of NCiSS, NISP, and WAD.
Rating: 4.7
Website : http://onqpi.com
Phone: +1 773-697-4249
Full Address: 3004 W Belmont Ave #1a, Chicago, IL 60618
MSI Investigative Services
MSI Investigative Services is a private investigative agency in Chicago that has been serving private individuals, attorneys, government, and businesses for over 5 years. The agency’s services include lie detection, cell phone forensics and cellular data recovery, debugging and bug sweeps, computer forensic data recovery, cheating partner, missing persons, surveillance and much more. The agency has an A+, Complaint-free, Accredited Better Business Bureau rating as a testament of high-quality business practices.
Rating: 5.0
Website : http://detectiveservices.com
Phone: +1 773-404-7400
Full Address: 2406 W Fullerton Ave, Chicago, IL 60647
Lawrence Ryan Investigation
Lawrence Ryan Investigation is a private investigative agency in Oak Lawn whose “strength is field work.“ The agency’s services include attorney litigation and process support, corporate investigation and risk management, and domestic investigations. The agency brings over 38 years of law enforcement and investigations experience. A client says of the private investigative agency, “I confidently recommend Lawrence Ryan Investigations, Inc. because all my expectations were exceeded.”
Rating: 4.6
Website : http://lawrenceryaninvestigations.com
Phone: +1 847-282-0996
Full Address: 9624 S Cicero Ave, Oak Lawn, IL 60453
Heritage Investigations and Surveillance
Heritage Investigations and Surveillance is a licensed private investigative agency in Chicago with over 33 years experience in the area. The agents are licensed by the state of Illinois and are specially trained to conduct investigations and surveillance regarding marital infidelity and child custody. Other services of the agency are alimony termination, fraud investigations, surveillance services, and GPS tracking in the case of cheating spouses.
Rating: 3.7
Website : http://privateinvestigatorchicago.com
Phone: +1 312-987-1828
Full Address: 123 W Madison St, Chicago, IL 60602
1Source Private Investigations
1Source Private Investigations is a private investigative agency in Crown Point that was founded in 1999 and has experience in many areas of private investigations with emphasis on legal investigations. The agency carries a $1,, in business liability insurance for errors and omissions coverage even though the regulation only requires $1,. The agency has “2, plus hours of courtroom experience”.
Rating: 4.7
Website : http://1sourcepi.com
Phone: +1 773-697-4249
Full Address: 3004 W Belmont Ave #1a, Chicago, IL 60618