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The County of DuPage
Wheaton, Illinois

County Board

DuPage County Investigator General


DuPage County Ethics Commission Website


Name: Gregory Vaci
Title: Investigator General

County Board Office

ATTN: Investigator General

421 N. County Farm Road

Wheaton, IL 60187



The Investigator General receives and conducts the initial review of complaints regarding unethical conduct of the County Chairman, County Board, or any County employee for the Ethics Commission. The Investigator General also acts as prosecutor of a complaint, if a hearing is conducted.

Meeting Schedule

As needed


4 years

Appointed By

County Chairman with the advice and consent of the County Board


$185 per hour


Applicant may not be an employee of DuPage County or any other unit of government. Applicant must be an attorney licensed to practice law in the State of Illinois.  Appointees may not run for any elective office or hold any other elected or appointed public office except for an appointment to an uncompensated advisory board or study commission while they serve as Investigator General.


One Investigator General


DuPage County Ethics Ordinance


NameFirst Date of Appt.Current Term ExpiresPosition
Gregory Vaci06/14/202202/01/2023Investigator General

Additional Information

NOTE: Persons listed as serving on an expired term continue in their service unless and until they are either reappointed or replaced unless otherwise indicated. A position listed as “VACANT” is not currently occupied.

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