as of 6/18/2026 5:00:19 AM

William Mack Anderson IV

Anderson Law Offices
625 South Main Street
Creve Coeur, Illinois 61610-3973

(309) 694-6250

lawfirm@williamandersonlaw.com

Date Admitted

November 03, 1978

Illinois Registration Status

Active and authorized to practice law

Malpractice Insurance

In annual registration, the attorney reported that the attorney, or the attorney’s firm, maintains malpractice insurance.

Public Record of Discipline and Pending Proceedings
Case(s) below are identified by caption and Commission case number. If there is more than one case, the cases are listed from most recent to oldest. A case may have more than one disposition or more than one component to a disposition, in which case each disposition and component is also listed separately within that case record, again in an order from most recent to oldest.

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In re Anderson IV, William Mack, 2018PR00053
Disposition Suspension for a specified period
Effective Date of Disposition 06/11/2019
End Date of Disposition 07/11/2019
Definition of Disposition Suspension for a specified period reflects a determination that the lawyer has engaged in misconduct and that the misconduct warrants an interruption of the lawyer's authority to practice law during the suspension period, which is a fixed period of time identified in the Supreme Court's order. The lawyer is not authorized to practice law during the period of the suspension.
Case Summary Mr. Anderson, who was licensed in 1978, was suspended for thirty days. He engaged in a sexual relationship with a client after the client-lawyer relationship commenced. The suspension is effective on June 11, 2019.
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