Best Private Investigators in Chicago

We live in a world where people walk with façade on their faces. Sometimes the consequences of not getting a security check on people can prove to be extremely dangerous. That is why there are govt and private investigative agencies working at all times. 

We Analyzed 1237 Private Investigators in Chicago, Illinois, and Picked the Top 10

There is a limit to how far the government investigators would go. However, if one can afford to pay, private investigators are a perfect medium to go an extra mile for your security. If you are looking for a Sherlock Holmes for your case, here is a list of the best private investigators in Chicago, Illinois. 

Arkus

Arkus private investigations is a leading Northbrook agency in Chicago Illinois, instituted in 1975. The agency provides services to individuals, businesses, and attorneys. Arkus, Inc. is owned by NCISS and the Associated Detectives and Security Agencies of Illinois. The agency provides its services 24/7 throughout the week. The firm has local private investigators with at least 5 years of experience. Arkus investigators specialize in surveillance, legal, business, threat cases, infidelity cases, undercover work, process server, and so forth. Arkus is a licensed investigation firm with over 45 years of experience in solving cases within and across Chicago.

Arnold M. Diamond 

Arnold M. Diamond is a private investigations agency in Lincolnwood, Illinois founded in 1970. Mr. Arnold M. Diamond, a construction management concern, was the founder and president of this firm. He died at the age of 65. The agency’s services include all types of investigations and specialize in Debugging, finding the missing person, undercover surveillance, business thefts, employee integrity check, asset, and more. Arnold M. Diamond is an insured and licensed firm. They offer a confidential free consultation for your cases both at their office or your preferred location. 

Heritage Investigations and Surveillance

Heritage Investigations and Surveillance is another top private investigative firm located in Chicago, Illinois. The agency brings over 33 years of experience in solving a wide range of investigations. The private Investigators at Heritage Investigations and surveillance are trained and licensed by the state of Illinois. The firm’s area of expertise includes conducting domestic investigations including marital infidelity and child custody. They also provide a corporate level of investigations including services like alimony termination, surveillance services, fraud investigations, and GPS tracking in the case of suspected personals. Heritage Investigations and Surveillance is a licensed agency working 24 hours a day throughout the week.

Illinois Investigative Solutions 

Illinois Investigative Solutions is a firm of private detectives in Naperville providing many investigative services including matrimonial cases, due diligence, surveillance services, workers compensation, and attorney support. They are a client-oriented investigative agency with a team of retired and current law enforcement investigative experts. Their diverse skills and the most up-to-date equipment make them stand out in the industry. They also provide computer forensic services and electronic surveillance. The founder and lead investigator of the firm have experience in the United States Army Criminal Investigation Division Drug Suppression Team. He was awarded the Army Achievement Medal for his contributions. Illinois Investigative Solutions provide within-budget services fit the needs of every client. 

James Joyce Investigations

James Joyce Investigations is a Chicago-based private investigator firm in Illinois. The experts hired in the agency are dedicated in providing individualized investigative services to the clients. The agency offers services including background checks, criminal record surveillance, activity checks, tenant screening, and missing person investigation, and academic institutions. James Joyce Investigations work for attorneys, and government agencies through their uncommon detective techniques. Experts at James Joyce have decades of experience and the cutting-edge technology used by the firm makes it the safest choice for corporate sectors for their cases. The trained and licensed operatives are available 24 hours a day to provide both civil and criminal investigations, surveillance in insurance companies, recording witness statements, and business frauds. 

MSI Detective Services

MSI Detective Services has been providing professional investigative services since 1959. Perry Myers, the President, is a Licensed Private Detective, Certified Fraud Examiner, and Licensed Alarm Contractor who has worked on many high-profile cases, including the now active case of Marni Yang, who has been imprisoned for over 11 years for the murder of an ex Chicago Bears’ pregnant girlfriend.

He has been running the company since 1991. The company specializes in surveillance, interviews and interrogations, electronic countermeasures, cellular forensics, theft investigations, and missing persons. He has also co-starred in an episode of Netflix’s Easy, Season 3, Episode 2 titled Private Eyes. Their team of investigators provides talent, expertise, and experience that is rivaled by none. As one of the oldest detective agencies in the state of Illinois, MSI has been providing attorneys, companies, and individuals with the highest quality services available.

ONQ Protection and Investigation Services

ONQ Protection and Investigation Services is an investigative firm run privately in Chicago, Illinois. It was instituted in 2011 with a mission to improve the depth and value of investigative methods. ONQ Protection and Investigation Services is led by an ex-Homeland Sanctuary ICE operator with over a decade of experience in this field. The agency works with private individuals, corporates, prestigious residences, country estates, sporting events, and stately home executives. The firm specializes in electronic debugging, child custody, recording witness statements, undercover cases, and background surveillance. Their training programs offered in firearm training concealed carry weapons, and a permanent employee registration card security officer course makes them a unique investigative agency. Their office is open throughout the week 24/7. They are using the most updated technology including fingerprint technology, facial recognition Pilot, and computer forensic laboratories. The firm is a member of NCiSS, ADSAI, WAD, HTCIA, SAA, and NISP.

PCI Investigations

PCI Investigations operates in Chicago, Illinois, and provides a variety of private investigative services to clients worldwide. The Founder, Joseph McGreal, is a licensed Private Detective and former Police Officer with over twenty years of investigative experience. PCI offers litigation assistance to law firms, conducts surveillance operations, takes witness statements, provides secure transportation of assets, performs background checks, gathers evidence for criminal and civil cases, locates missing persons, and conducts infidelity investigations. PCI works closely with NPEs (“Not Parent Expected”) to track down long-lost relatives utilizing DNA technology. PCI also uses cutting-edge technology to help clients locate and permanently delete old, unwanted pictures and videos from all over the internet. PCI offers an exclusive monthly membership for select clients that prefer having a Detective on call 24 hours a day, seven days a week. Free consultations are available.

Robert G. Hanrahan Investigations

Founded in 1956, Robert G. Hanrahan Investigations is a private detective agency. It is located in Illinois, Chicago offering intelligence gathering services to corporates, law firms, and as well as private individuals. The lead expert of Robert G. Hanrahan Investigations is Bob Hanharam with over a decade of experience and practice in cases like asbestos litigation, personal injury attorney, and plaintiffs. He has also helped attorneys with over $1 billion dollars in settlements or verdicts. The firm’s major focus lies in services such as product liability, criminal activity, environmental issues, and trademark infringement.  Robert G. Hanrahan Investigations has solved over a hundred trials so far.

Verify Investigations

Verify Investigations is a private agency in Chicago Illinois. They provide several levels of domestic and corporate services designated to fit the needs of every client. The agency is led by Ben Lopez with 20 years of experience in this industry. They are capable of processing the assigned case within 24 hours of receipt and deliver the completed case in 72 hours after receipt. Verify investigations specialized in infidelity, extramarital affairs, Workers Compensation, civil background checks and skip trace cases. GPA units to trace the missing or suspects are swiftly installed in less than 60 seconds for immediate updates to clients directly on their cell phones. They also provide free consultation for your case evaluation. 

Syed Farhan Raza

Farhan is the managing director at Vverge. He also runs a boutique SEO agency helping local businesses drive organic traffic that converts. He spoke at 20+ conferences including Google Business Group and contributed to many top publications like Yahoo. When he is not working 12 hours a day and 6 days a week helping companies grow, you can find him bouncing ideas with fellow entrepreneurs in a local cafe or over a phone call.

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