We guarantee effective and knowledgeable representation for you and your business. Our reputation and history of success with our clients and their business needs speaks for itself. There's no substitution for the best.
The complex, important, requests we receive from our clients are treated with the upmost importance by our seasoned investigators.
Comprehensive Investigative Services is an independently owned and operated, licensed Illinois Private Investigation firm located in the Chicagoland area. Offering an extensive array of investigative services.
Comprehensive Investigative Services
Help finding your loved one, or other persons of interest.
Get the proof you need to rest easy.
Get proof of an injury or an accident.
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Out of State 1-800-618-2155