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MSI Detective Services specializes in discreet, professional & confidential investigative services for our clients in Chicagoland area and anywhere in the world.

MSI Detective Services’ investigators are trained experts locating eavesdropping by Electronic Countermeasures and Debugging Sweeps.

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For over 50 years, MSI Detective Services has faithfully served individuals, business and government agencies with our professional investigator services.

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MSI Detective Services conducts theft investigations, computer forensic examinations and cellular forensics – recovering deleted data.

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MSI Detective Service investigators are trained experts in the area of theft investigations. We are highly experienced and extensively trained in the art of interview & interrogation, we are able to quickly focus in on a suspect during the investigation. Learn More

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