Oak Brook criminal lawyers

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Oakbrook Terrace Criminal Defense Lawyers

Michael F. McMahon

Michael F. McMahon

Founding Attorney Michael F. McMahon is a former DuPage County Assistant State's Attorney with over 25 years of legal experience. He assists clients throughout Cook, DuPage, Kane Will, and surrounding Counties with matters relating to felony and misdemeanor criminal law, including, but not limited to drug charges, DUI defense, Theft and other property crimes, sex crimes, traffic crimes, violent crimes, weapons charges, and more.

Hon. Cary B. Pierce

Honorable Cary B. Pierce

The Honorable Cary B. Pierce is recently retired as a DuPage County Judge for the 18th Judicial Circuit after 21 years. Judge Pierce served in the Domestic Relations, Civil, Criminal, and Traffic Divisions for the majority of his judicial career. Before Judge Pierce served on the bench, he was appointed by the Governor to serve as DuPage County's Public Guardian and Administrator. Wherein, he served years as both a Guardian and Guardian ad Litem in probate and child custody (family law) cases. Both as an Attorney at Law and a Judge, he has handled hundreds of contested criminal, traffic, civil, matrimonial, and family law related cases.

Frankie Liu

Gang "Frankie" Liu

Mr. Gang "Frankie" Liu is a professional providing high quality language translation to law firms and businesses in the Chicago area. He often partners with McMahon Law Offices to offer legal clients Chinese language translation services with simultaneous interpretation.

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