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Private investigators on the North Shore
There are 7 private investigators in our North Shore listings. Top towns: Evanston, Northbrook and Glenview. Most open at 9 AM and close at 5 PM on weekdays.
7 places Checked October 2026
By town
CCarlson Investigations, IncPrivate investigator · Process server1555 Sherman Ave #306, EvanstonMon–Fri 9 AM–5 PMSat–Sun ClosedWebsiteGGinss LlcPrivate investigator · Security serviceBank One Bldg, 1603 Orrington Ave #640, EvanstonMon–Fri 9 AM–5 PMSat–Sun ClosedWebsiteHHogan Investigative Services Inc.Private investigator519A Zenith Dr, GlenviewMon–Fri 9 AM–5 PMSat 9 AM–12 PMWebsiteLLawrence Ryan InvestigationsPrivate investigator · Data recovery service1363 Shermer Rd Ste 337, NorthbrookDaily 7 AM–11 PMSunWebsiteAArkus IncPrivate investigator5 Revere Dr Suite 200, NorthbrookDaily 7 AM–11 PMSunDDetectivePrivate investigator500 Davis St #500, Evanston, IL 60201, EvanstonWebsite강강효흔 공인 탐정 Bruce Kang LPDPrivate investigator1901 Raymond Dr, Northbrook, IL 60062, Northbrook