ILLINOIS

Comprehensive Investigative Services (C.I.S.) 6351 W. Montrose, #185 Chicago IL 60634 800-618-2155 dennis@detectiveden.com
Kevin W. Mc Clain Investigations, Inc. P.O. Box 1434 Centralia IL 62801 618-325-7709 ispy4u@accessus.net
Excel Investigations, Inc. 7020 Centennial Drive Tinley Park IL 60477 708-444-8330 Ext 223 ken@excelinvestigations.com
Don C. Haworth LPD, CFE, CII 2223 W. Lyndale Suite R-1 Chicago IL 60647 773-772-2651 falconpi@aol.com
LPDN, Inc. 809 Willow Lane Willowbrook IL 60527 630-561-9688 lpdninc@aol.com
VTS Investigations, LLC 79 W. Monroe Street Chicago IL 60603 312-553-4464 bill@pichicago.com
Yahnke Professional Services & Investigations, LTD 2112 W. Galena Blvd, Suite 8-235 Aurora IL 60506 630-966-9774 toni@ypsandi.com

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