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National Investigations Inc National Investigation Inc, IL National Investigations, Inc. is a midsize firm employing seven full-time Investigators. Our philosophy is: “A small staff means a more personalized and custom-tailored service to you.” Our staff has a combined experience of 59 years not in law enforcement experience only, but in the actual investigations that we conduct. P.O Box 254 Channahon, IL 60410 USA About us Services

ARNOLD M. DIAMOND, LTD Private Detective Agency We are a state-licensed private investigative agency and, as such, have access to many data bases that the general public is not permitted to access. 3700 W. DEVON AVE. LINCOLNWOOD, IL 60712 USA About US Services

Bergnaum, Crooks and Runte Henderson Trantow Private Investigator 1602 Breitenberg Mountain Fort Kendrickchester, IL 60968 USA

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